Mercurial > hg
annotate mercurial/parsers.c @ 30163:f5607b6253da
pathencode: use assert() for PyBytes_Check()
This should have been added in a8c948ee3668. I sent the patch to the
list prematurely.
author | Gregory Szorc <gregory.szorc@gmail.com> |
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date | Thu, 13 Oct 2016 21:42:11 +0200 |
parents | 9b6ff0f940ed |
children | 5f7151e6de85 |
rev | line source |
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1 /* |
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2 parsers.c - efficient content parsing |
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3 |
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4 Copyright 2008 Matt Mackall <mpm@selenic.com> and others |
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5 |
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6 This software may be used and distributed according to the terms of |
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7 the GNU General Public License, incorporated herein by reference. |
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8 */ |
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9 |
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10 #include <Python.h> |
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11 #include <ctype.h> |
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12 #include <stddef.h> |
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13 #include <string.h> |
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14 |
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15 #include "util.h" |
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16 #include "bitmanipulation.h" |
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17 |
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18 #ifdef IS_PY3K |
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19 /* The mapping of Python types is meant to be temporary to get Python |
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20 * 3 to compile. We should remove this once Python 3 support is fully |
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21 * supported and proper types are used in the extensions themselves. */ |
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22 #define PyInt_Type PyLong_Type |
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23 #define PyInt_FromLong PyLong_FromLong |
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24 #define PyInt_AsLong PyLong_AsLong |
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25 #endif |
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26 |
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27 static char *versionerrortext = "Python minor version mismatch"; |
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28 |
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29 static int8_t hextable[256] = { |
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30 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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31 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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32 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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33 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, -1, -1, -1, -1, -1, -1, /* 0-9 */ |
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34 -1, 10, 11, 12, 13, 14, 15, -1, -1, -1, -1, -1, -1, -1, -1, -1, /* A-F */ |
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35 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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36 -1, 10, 11, 12, 13, 14, 15, -1, -1, -1, -1, -1, -1, -1, -1, -1, /* a-f */ |
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37 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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38 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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39 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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40 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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41 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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42 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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43 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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44 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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45 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 |
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46 }; |
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47 |
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48 static char lowertable[128] = { |
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49 '\x00', '\x01', '\x02', '\x03', '\x04', '\x05', '\x06', '\x07', |
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50 '\x08', '\x09', '\x0a', '\x0b', '\x0c', '\x0d', '\x0e', '\x0f', |
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51 '\x10', '\x11', '\x12', '\x13', '\x14', '\x15', '\x16', '\x17', |
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52 '\x18', '\x19', '\x1a', '\x1b', '\x1c', '\x1d', '\x1e', '\x1f', |
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53 '\x20', '\x21', '\x22', '\x23', '\x24', '\x25', '\x26', '\x27', |
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54 '\x28', '\x29', '\x2a', '\x2b', '\x2c', '\x2d', '\x2e', '\x2f', |
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55 '\x30', '\x31', '\x32', '\x33', '\x34', '\x35', '\x36', '\x37', |
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56 '\x38', '\x39', '\x3a', '\x3b', '\x3c', '\x3d', '\x3e', '\x3f', |
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57 '\x40', |
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58 '\x61', '\x62', '\x63', '\x64', '\x65', '\x66', '\x67', /* A-G */ |
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59 '\x68', '\x69', '\x6a', '\x6b', '\x6c', '\x6d', '\x6e', '\x6f', /* H-O */ |
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60 '\x70', '\x71', '\x72', '\x73', '\x74', '\x75', '\x76', '\x77', /* P-W */ |
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61 '\x78', '\x79', '\x7a', /* X-Z */ |
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62 '\x5b', '\x5c', '\x5d', '\x5e', '\x5f', |
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63 '\x60', '\x61', '\x62', '\x63', '\x64', '\x65', '\x66', '\x67', |
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64 '\x68', '\x69', '\x6a', '\x6b', '\x6c', '\x6d', '\x6e', '\x6f', |
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65 '\x70', '\x71', '\x72', '\x73', '\x74', '\x75', '\x76', '\x77', |
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66 '\x78', '\x79', '\x7a', '\x7b', '\x7c', '\x7d', '\x7e', '\x7f' |
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67 }; |
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68 |
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69 static char uppertable[128] = { |
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70 '\x00', '\x01', '\x02', '\x03', '\x04', '\x05', '\x06', '\x07', |
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71 '\x08', '\x09', '\x0a', '\x0b', '\x0c', '\x0d', '\x0e', '\x0f', |
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72 '\x10', '\x11', '\x12', '\x13', '\x14', '\x15', '\x16', '\x17', |
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73 '\x18', '\x19', '\x1a', '\x1b', '\x1c', '\x1d', '\x1e', '\x1f', |
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74 '\x20', '\x21', '\x22', '\x23', '\x24', '\x25', '\x26', '\x27', |
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75 '\x28', '\x29', '\x2a', '\x2b', '\x2c', '\x2d', '\x2e', '\x2f', |
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76 '\x30', '\x31', '\x32', '\x33', '\x34', '\x35', '\x36', '\x37', |
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77 '\x38', '\x39', '\x3a', '\x3b', '\x3c', '\x3d', '\x3e', '\x3f', |
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78 '\x40', '\x41', '\x42', '\x43', '\x44', '\x45', '\x46', '\x47', |
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79 '\x48', '\x49', '\x4a', '\x4b', '\x4c', '\x4d', '\x4e', '\x4f', |
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80 '\x50', '\x51', '\x52', '\x53', '\x54', '\x55', '\x56', '\x57', |
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81 '\x58', '\x59', '\x5a', '\x5b', '\x5c', '\x5d', '\x5e', '\x5f', |
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82 '\x60', |
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83 '\x41', '\x42', '\x43', '\x44', '\x45', '\x46', '\x47', /* a-g */ |
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84 '\x48', '\x49', '\x4a', '\x4b', '\x4c', '\x4d', '\x4e', '\x4f', /* h-o */ |
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85 '\x50', '\x51', '\x52', '\x53', '\x54', '\x55', '\x56', '\x57', /* p-w */ |
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86 '\x58', '\x59', '\x5a', /* x-z */ |
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87 '\x7b', '\x7c', '\x7d', '\x7e', '\x7f' |
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88 }; |
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89 |
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90 static inline int hexdigit(const char *p, Py_ssize_t off) |
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91 { |
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92 int8_t val = hextable[(unsigned char)p[off]]; |
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93 |
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94 if (val >= 0) { |
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95 return val; |
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|
96 } |
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|
97 |
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98 PyErr_SetString(PyExc_ValueError, "input contains non-hex character"); |
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99 return 0; |
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|
100 } |
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101 |
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102 /* |
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103 * Turn a hex-encoded string into binary. |
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104 */ |
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105 PyObject *unhexlify(const char *str, int len) |
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106 { |
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107 PyObject *ret; |
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108 char *d; |
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109 int i; |
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110 |
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111 ret = PyBytes_FromStringAndSize(NULL, len / 2); |
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112 |
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113 if (!ret) |
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114 return NULL; |
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115 |
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116 d = PyBytes_AsString(ret); |
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117 |
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118 for (i = 0; i < len;) { |
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119 int hi = hexdigit(str, i++); |
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120 int lo = hexdigit(str, i++); |
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121 *d++ = (hi << 4) | lo; |
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122 } |
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123 |
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124 return ret; |
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125 } |
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126 |
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127 static inline PyObject *_asciitransform(PyObject *str_obj, |
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128 const char table[128], |
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129 PyObject *fallback_fn) |
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130 { |
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131 char *str, *newstr; |
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132 Py_ssize_t i, len; |
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133 PyObject *newobj = NULL; |
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134 PyObject *ret = NULL; |
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135 |
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136 str = PyBytes_AS_STRING(str_obj); |
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137 len = PyBytes_GET_SIZE(str_obj); |
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138 |
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139 newobj = PyBytes_FromStringAndSize(NULL, len); |
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140 if (!newobj) |
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141 goto quit; |
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142 |
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143 newstr = PyBytes_AS_STRING(newobj); |
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144 |
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145 for (i = 0; i < len; i++) { |
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146 char c = str[i]; |
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147 if (c & 0x80) { |
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148 if (fallback_fn != NULL) { |
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149 ret = PyObject_CallFunctionObjArgs(fallback_fn, |
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150 str_obj, NULL); |
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151 } else { |
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152 PyObject *err = PyUnicodeDecodeError_Create( |
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153 "ascii", str, len, i, (i + 1), |
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154 "unexpected code byte"); |
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155 PyErr_SetObject(PyExc_UnicodeDecodeError, err); |
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156 Py_XDECREF(err); |
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157 } |
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158 goto quit; |
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|
159 } |
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160 newstr[i] = table[(unsigned char)c]; |
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161 } |
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|
162 |
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163 ret = newobj; |
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|
164 Py_INCREF(ret); |
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165 quit: |
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|
166 Py_XDECREF(newobj); |
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167 return ret; |
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|
168 } |
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|
169 |
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|
170 static PyObject *asciilower(PyObject *self, PyObject *args) |
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171 { |
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|
172 PyObject *str_obj; |
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173 if (!PyArg_ParseTuple(args, "O!:asciilower", &PyBytes_Type, &str_obj)) |
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174 return NULL; |
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175 return _asciitransform(str_obj, lowertable, NULL); |
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176 } |
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|
177 |
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|
178 static PyObject *asciiupper(PyObject *self, PyObject *args) |
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179 { |
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|
180 PyObject *str_obj; |
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|
181 if (!PyArg_ParseTuple(args, "O!:asciiupper", &PyBytes_Type, &str_obj)) |
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182 return NULL; |
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183 return _asciitransform(str_obj, uppertable, NULL); |
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|
184 } |
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|
185 |
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186 static inline PyObject *_dict_new_presized(Py_ssize_t expected_size) |
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|
187 { |
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|
188 /* _PyDict_NewPresized expects a minused parameter, but it actually |
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|
189 creates a dictionary that's the nearest power of two bigger than the |
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|
190 parameter. For example, with the initial minused = 1000, the |
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|
191 dictionary created has size 1024. Of course in a lot of cases that |
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|
192 can be greater than the maximum load factor Python's dict object |
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|
193 expects (= 2/3), so as soon as we cross the threshold we'll resize |
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194 anyway. So create a dictionary that's at least 3/2 the size. */ |
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195 return _PyDict_NewPresized(((1 + expected_size) / 2) * 3); |
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196 } |
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197 |
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|
198 static PyObject *dict_new_presized(PyObject *self, PyObject *args) |
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199 { |
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|
200 Py_ssize_t expected_size; |
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201 |
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|
202 if (!PyArg_ParseTuple(args, "n:make_presized_dict", &expected_size)) |
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203 return NULL; |
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204 |
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205 return _dict_new_presized(expected_size); |
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|
206 } |
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|
207 |
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208 static PyObject *make_file_foldmap(PyObject *self, PyObject *args) |
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|
209 { |
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210 PyObject *dmap, *spec_obj, *normcase_fallback; |
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|
211 PyObject *file_foldmap = NULL; |
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|
212 enum normcase_spec spec; |
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213 PyObject *k, *v; |
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|
214 dirstateTupleObject *tuple; |
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|
215 Py_ssize_t pos = 0; |
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|
216 const char *table; |
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217 |
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218 if (!PyArg_ParseTuple(args, "O!O!O!:make_file_foldmap", |
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|
219 &PyDict_Type, &dmap, |
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|
220 &PyInt_Type, &spec_obj, |
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221 &PyFunction_Type, &normcase_fallback)) |
670aaee7931c
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222 goto quit; |
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|
223 |
24622
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parsers.c: avoid implicit conversion loses integer precision warning
André Sintzoff <andre.sintzoff@gmail.com>
parents:
24609
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|
224 spec = (int)PyInt_AS_LONG(spec_obj); |
24609
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225 switch (spec) { |
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226 case NORMCASE_LOWER: |
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227 table = lowertable; |
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228 break; |
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|
229 case NORMCASE_UPPER: |
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230 table = uppertable; |
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|
231 break; |
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|
232 case NORMCASE_OTHER: |
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233 table = NULL; |
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234 break; |
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|
235 default: |
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|
236 PyErr_SetString(PyExc_TypeError, "invalid normcasespec"); |
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|
237 goto quit; |
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|
238 } |
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|
239 |
25583
ce64c9ab19f2
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|
240 /* Add some more entries to deal with additions outside this |
ce64c9ab19f2
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|
241 function. */ |
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|
242 file_foldmap = _dict_new_presized((PyDict_Size(dmap) / 10) * 11); |
24609
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|
243 if (file_foldmap == NULL) |
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|
244 goto quit; |
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|
245 |
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|
246 while (PyDict_Next(dmap, &pos, &k, &v)) { |
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|
247 if (!dirstate_tuple_check(v)) { |
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|
248 PyErr_SetString(PyExc_TypeError, |
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|
249 "expected a dirstate tuple"); |
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250 goto quit; |
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|
251 } |
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|
252 |
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|
253 tuple = (dirstateTupleObject *)v; |
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254 if (tuple->state != 'r') { |
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|
255 PyObject *normed; |
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|
256 if (table != NULL) { |
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|
257 normed = _asciitransform(k, table, |
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|
258 normcase_fallback); |
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|
259 } else { |
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|
260 normed = PyObject_CallFunctionObjArgs( |
670aaee7931c
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|
261 normcase_fallback, k, NULL); |
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|
262 } |
670aaee7931c
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changeset
|
263 |
670aaee7931c
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|
264 if (normed == NULL) |
670aaee7931c
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|
265 goto quit; |
26049
b1634b7804c7
parsers: correctly decref normed value after PyDict_SetItem
Augie Fackler <augie@google.com>
parents:
26048
diff
changeset
|
266 if (PyDict_SetItem(file_foldmap, normed, k) == -1) { |
b1634b7804c7
parsers: correctly decref normed value after PyDict_SetItem
Augie Fackler <augie@google.com>
parents:
26048
diff
changeset
|
267 Py_DECREF(normed); |
24609
670aaee7931c
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|
268 goto quit; |
26049
b1634b7804c7
parsers: correctly decref normed value after PyDict_SetItem
Augie Fackler <augie@google.com>
parents:
26048
diff
changeset
|
269 } |
b1634b7804c7
parsers: correctly decref normed value after PyDict_SetItem
Augie Fackler <augie@google.com>
parents:
26048
diff
changeset
|
270 Py_DECREF(normed); |
24609
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|
271 } |
670aaee7931c
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Siddharth Agarwal <sid0@fb.com>
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diff
changeset
|
272 } |
670aaee7931c
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|
273 return file_foldmap; |
670aaee7931c
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changeset
|
274 quit: |
670aaee7931c
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changeset
|
275 Py_XDECREF(file_foldmap); |
670aaee7931c
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|
276 return NULL; |
670aaee7931c
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|
277 } |
670aaee7931c
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|
278 |
6389
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
279 /* |
0231f763ebc8
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diff
changeset
|
280 * This code assumes that a manifest is stitched together with newline |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
281 * ('\n') characters. |
0231f763ebc8
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Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
282 */ |
0231f763ebc8
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Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
283 static PyObject *parse_manifest(PyObject *self, PyObject *args) |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
284 { |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
285 PyObject *mfdict, *fdict; |
19728
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
286 char *str, *start, *end; |
6389
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
287 int len; |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
288 |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
289 if (!PyArg_ParseTuple(args, "O!O!s#:parse_manifest", |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
290 &PyDict_Type, &mfdict, |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
291 &PyDict_Type, &fdict, |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
292 &str, &len)) |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
293 goto quit; |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
294 |
19728
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
295 start = str; |
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
296 end = str + len; |
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
297 while (start < end) { |
6389
0231f763ebc8
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Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
298 PyObject *file = NULL, *node = NULL; |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
299 PyObject *flags = NULL; |
19728
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
300 char *zero = NULL, *newline = NULL; |
17356
511dfb34b412
parsers: fix an integer size warning issued by clang
Bryan O'Sullivan <bryano@fb.com>
parents:
17353
diff
changeset
|
301 ptrdiff_t nlen; |
6389
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
302 |
19728
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
303 zero = memchr(start, '\0', end - start); |
6389
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
304 if (!zero) { |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
305 PyErr_SetString(PyExc_ValueError, |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
306 "manifest entry has no separator"); |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
307 goto quit; |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
308 } |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
309 |
19728
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
310 newline = memchr(zero + 1, '\n', end - (zero + 1)); |
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
311 if (!newline) { |
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
312 PyErr_SetString(PyExc_ValueError, |
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
313 "manifest contains trailing garbage"); |
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
314 goto quit; |
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
315 } |
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
316 |
11361
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
317 file = PyBytes_FromStringAndSize(start, zero - start); |
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
318 |
6389
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
319 if (!file) |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
320 goto bail; |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
321 |
19728
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
322 nlen = newline - zero - 1; |
6389
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
323 |
17356
511dfb34b412
parsers: fix an integer size warning issued by clang
Bryan O'Sullivan <bryano@fb.com>
parents:
17353
diff
changeset
|
324 node = unhexlify(zero + 1, nlen > 40 ? 40 : (int)nlen); |
6389
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
325 if (!node) |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
326 goto bail; |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
327 |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
328 if (nlen > 40) { |
11361
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|
329 flags = PyBytes_FromStringAndSize(zero + 41, |
6389
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|
330 nlen - 40); |
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|
331 if (!flags) |
0231f763ebc8
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|
332 goto bail; |
0231f763ebc8
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parents:
diff
changeset
|
333 |
0231f763ebc8
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|
334 if (PyDict_SetItem(fdict, file, flags) == -1) |
0231f763ebc8
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|
335 goto bail; |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
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parents:
diff
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|
336 } |
0231f763ebc8
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changeset
|
337 |
0231f763ebc8
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|
338 if (PyDict_SetItem(mfdict, file, node) == -1) |
0231f763ebc8
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|
339 goto bail; |
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parents:
diff
changeset
|
340 |
19728
3daabd2da78b
parse_manifest: rewrite to use memchr
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diff
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|
341 start = newline + 1; |
6389
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|
342 |
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|
343 Py_XDECREF(flags); |
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|
344 Py_XDECREF(node); |
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|
345 Py_XDECREF(file); |
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|
346 continue; |
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|
347 bail: |
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|
348 Py_XDECREF(flags); |
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|
349 Py_XDECREF(node); |
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|
350 Py_XDECREF(file); |
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|
351 goto quit; |
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|
352 } |
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|
353 |
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|
354 Py_INCREF(Py_None); |
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|
355 return Py_None; |
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|
356 quit: |
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|
357 return NULL; |
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|
358 } |
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|
359 |
21809
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360 static inline dirstateTupleObject *make_dirstate_tuple(char state, int mode, |
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361 int size, int mtime) |
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362 { |
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363 dirstateTupleObject *t = PyObject_New(dirstateTupleObject, |
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364 &dirstateTupleType); |
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365 if (!t) |
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366 return NULL; |
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367 t->state = state; |
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368 t->mode = mode; |
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369 t->size = size; |
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|
370 t->mtime = mtime; |
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371 return t; |
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|
372 } |
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|
373 |
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|
374 static PyObject *dirstate_tuple_new(PyTypeObject *subtype, PyObject *args, |
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|
375 PyObject *kwds) |
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376 { |
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|
377 /* We do all the initialization here and not a tp_init function because |
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|
378 * dirstate_tuple is immutable. */ |
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379 dirstateTupleObject *t; |
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|
380 char state; |
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|
381 int size, mode, mtime; |
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|
382 if (!PyArg_ParseTuple(args, "ciii", &state, &mode, &size, &mtime)) |
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|
383 return NULL; |
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diff
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|
384 |
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|
385 t = (dirstateTupleObject *)subtype->tp_alloc(subtype, 1); |
e250b8300e6e
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|
386 if (!t) |
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|
387 return NULL; |
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diff
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|
388 t->state = state; |
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|
389 t->mode = mode; |
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|
390 t->size = size; |
e250b8300e6e
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|
391 t->mtime = mtime; |
e250b8300e6e
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diff
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|
392 |
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diff
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|
393 return (PyObject *)t; |
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|
394 } |
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diff
changeset
|
395 |
e250b8300e6e
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changeset
|
396 static void dirstate_tuple_dealloc(PyObject *o) |
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|
397 { |
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parsers: inline fields of dirstate values in C version
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diff
changeset
|
398 PyObject_Del(o); |
e250b8300e6e
parsers: inline fields of dirstate values in C version
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|
399 } |
e250b8300e6e
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diff
changeset
|
400 |
e250b8300e6e
parsers: inline fields of dirstate values in C version
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diff
changeset
|
401 static Py_ssize_t dirstate_tuple_length(PyObject *o) |
e250b8300e6e
parsers: inline fields of dirstate values in C version
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diff
changeset
|
402 { |
e250b8300e6e
parsers: inline fields of dirstate values in C version
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diff
changeset
|
403 return 4; |
e250b8300e6e
parsers: inline fields of dirstate values in C version
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21807
diff
changeset
|
404 } |
e250b8300e6e
parsers: inline fields of dirstate values in C version
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parents:
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diff
changeset
|
405 |
e250b8300e6e
parsers: inline fields of dirstate values in C version
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diff
changeset
|
406 static PyObject *dirstate_tuple_item(PyObject *o, Py_ssize_t i) |
e250b8300e6e
parsers: inline fields of dirstate values in C version
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diff
changeset
|
407 { |
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parsers: inline fields of dirstate values in C version
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diff
changeset
|
408 dirstateTupleObject *t = (dirstateTupleObject *)o; |
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parsers: inline fields of dirstate values in C version
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diff
changeset
|
409 switch (i) { |
e250b8300e6e
parsers: inline fields of dirstate values in C version
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diff
changeset
|
410 case 0: |
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parsers: inline fields of dirstate values in C version
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diff
changeset
|
411 return PyBytes_FromStringAndSize(&t->state, 1); |
e250b8300e6e
parsers: inline fields of dirstate values in C version
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diff
changeset
|
412 case 1: |
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parsers: inline fields of dirstate values in C version
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diff
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|
413 return PyInt_FromLong(t->mode); |
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parsers: inline fields of dirstate values in C version
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diff
changeset
|
414 case 2: |
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diff
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|
415 return PyInt_FromLong(t->size); |
e250b8300e6e
parsers: inline fields of dirstate values in C version
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diff
changeset
|
416 case 3: |
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|
417 return PyInt_FromLong(t->mtime); |
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parsers: inline fields of dirstate values in C version
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diff
changeset
|
418 default: |
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|
419 PyErr_SetString(PyExc_IndexError, "index out of range"); |
e250b8300e6e
parsers: inline fields of dirstate values in C version
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diff
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|
420 return NULL; |
e250b8300e6e
parsers: inline fields of dirstate values in C version
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diff
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|
421 } |
e250b8300e6e
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diff
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|
422 } |
e250b8300e6e
parsers: inline fields of dirstate values in C version
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diff
changeset
|
423 |
e250b8300e6e
parsers: inline fields of dirstate values in C version
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changeset
|
424 static PySequenceMethods dirstate_tuple_sq = { |
e250b8300e6e
parsers: inline fields of dirstate values in C version
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changeset
|
425 dirstate_tuple_length, /* sq_length */ |
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diff
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|
426 0, /* sq_concat */ |
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diff
changeset
|
427 0, /* sq_repeat */ |
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|
428 dirstate_tuple_item, /* sq_item */ |
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|
429 0, /* sq_ass_item */ |
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diff
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|
430 0, /* sq_contains */ |
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diff
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|
431 0, /* sq_inplace_concat */ |
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diff
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|
432 0 /* sq_inplace_repeat */ |
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diff
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|
433 }; |
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diff
changeset
|
434 |
e250b8300e6e
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|
435 PyTypeObject dirstateTupleType = { |
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|
436 PyVarObject_HEAD_INIT(NULL, 0) |
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parsers: inline fields of dirstate values in C version
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|
437 "dirstate_tuple", /* tp_name */ |
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|
438 sizeof(dirstateTupleObject),/* tp_basicsize */ |
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|
439 0, /* tp_itemsize */ |
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|
440 (destructor)dirstate_tuple_dealloc, /* tp_dealloc */ |
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|
441 0, /* tp_print */ |
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|
442 0, /* tp_getattr */ |
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|
443 0, /* tp_setattr */ |
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|
444 0, /* tp_compare */ |
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changeset
|
445 0, /* tp_repr */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
446 0, /* tp_as_number */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
447 &dirstate_tuple_sq, /* tp_as_sequence */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
448 0, /* tp_as_mapping */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
449 0, /* tp_hash */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
450 0, /* tp_call */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
451 0, /* tp_str */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
452 0, /* tp_getattro */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
453 0, /* tp_setattro */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
454 0, /* tp_as_buffer */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
455 Py_TPFLAGS_DEFAULT, /* tp_flags */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
456 "dirstate tuple", /* tp_doc */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
457 0, /* tp_traverse */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
458 0, /* tp_clear */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
459 0, /* tp_richcompare */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
460 0, /* tp_weaklistoffset */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
461 0, /* tp_iter */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
462 0, /* tp_iternext */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
463 0, /* tp_methods */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
464 0, /* tp_members */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
465 0, /* tp_getset */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
466 0, /* tp_base */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
467 0, /* tp_dict */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
468 0, /* tp_descr_get */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
469 0, /* tp_descr_set */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
470 0, /* tp_dictoffset */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
471 0, /* tp_init */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
472 0, /* tp_alloc */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
473 dirstate_tuple_new, /* tp_new */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
474 }; |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
475 |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
476 static PyObject *parse_dirstate(PyObject *self, PyObject *args) |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
477 { |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
478 PyObject *dmap, *cmap, *parents = NULL, *ret = NULL; |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
479 PyObject *fname = NULL, *cname = NULL, *entry = NULL; |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
480 char state, *cur, *str, *cpos; |
19725
5e25d71a58cc
parsers: state is a char, not an int
Bryan O'Sullivan <bryano@fb.com>
parents:
19718
diff
changeset
|
481 int mode, size, mtime; |
22403
41e9d58ec56f
parsers: avoid signed/unsigned comparison mismatch
Henrik Stuart <hg@hstuart.dk>
parents:
22402
diff
changeset
|
482 unsigned int flen, len, pos = 40; |
41e9d58ec56f
parsers: avoid signed/unsigned comparison mismatch
Henrik Stuart <hg@hstuart.dk>
parents:
22402
diff
changeset
|
483 int readlen; |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
484 |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
485 if (!PyArg_ParseTuple(args, "O!O!s#:parse_dirstate", |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
486 &PyDict_Type, &dmap, |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
487 &PyDict_Type, &cmap, |
22403
41e9d58ec56f
parsers: avoid signed/unsigned comparison mismatch
Henrik Stuart <hg@hstuart.dk>
parents:
22402
diff
changeset
|
488 &str, &readlen)) |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
489 goto quit; |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
490 |
22403
41e9d58ec56f
parsers: avoid signed/unsigned comparison mismatch
Henrik Stuart <hg@hstuart.dk>
parents:
22402
diff
changeset
|
491 len = readlen; |
41e9d58ec56f
parsers: avoid signed/unsigned comparison mismatch
Henrik Stuart <hg@hstuart.dk>
parents:
22402
diff
changeset
|
492 |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
493 /* read parents */ |
26052
b970418bbafe
parsers: set exception when there's too little string data to extract parents
Augie Fackler <augie@google.com>
parents:
26051
diff
changeset
|
494 if (len < 40) { |
b970418bbafe
parsers: set exception when there's too little string data to extract parents
Augie Fackler <augie@google.com>
parents:
26051
diff
changeset
|
495 PyErr_SetString( |
b970418bbafe
parsers: set exception when there's too little string data to extract parents
Augie Fackler <augie@google.com>
parents:
26051
diff
changeset
|
496 PyExc_ValueError, "too little data for parents"); |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
497 goto quit; |
26052
b970418bbafe
parsers: set exception when there's too little string data to extract parents
Augie Fackler <augie@google.com>
parents:
26051
diff
changeset
|
498 } |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
499 |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
500 parents = Py_BuildValue("s#s#", str, 20, str + 20, 20); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
501 if (!parents) |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
502 goto quit; |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
503 |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
504 /* read filenames */ |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
505 while (pos >= 40 && pos < len) { |
27226
f5e8cb813a4d
parsers: fix parse_dirstate to check len before unpacking header (issue4979)
Yuya Nishihara <yuya@tcha.org>
parents:
26872
diff
changeset
|
506 if (pos + 17 > len) { |
f5e8cb813a4d
parsers: fix parse_dirstate to check len before unpacking header (issue4979)
Yuya Nishihara <yuya@tcha.org>
parents:
26872
diff
changeset
|
507 PyErr_SetString(PyExc_ValueError, |
f5e8cb813a4d
parsers: fix parse_dirstate to check len before unpacking header (issue4979)
Yuya Nishihara <yuya@tcha.org>
parents:
26872
diff
changeset
|
508 "overflow in dirstate"); |
f5e8cb813a4d
parsers: fix parse_dirstate to check len before unpacking header (issue4979)
Yuya Nishihara <yuya@tcha.org>
parents:
26872
diff
changeset
|
509 goto quit; |
f5e8cb813a4d
parsers: fix parse_dirstate to check len before unpacking header (issue4979)
Yuya Nishihara <yuya@tcha.org>
parents:
26872
diff
changeset
|
510 } |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
511 cur = str + pos; |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
512 /* unpack header */ |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
513 state = *cur; |
16437
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
changeset
|
514 mode = getbe32(cur + 1); |
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
changeset
|
515 size = getbe32(cur + 5); |
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
changeset
|
516 mtime = getbe32(cur + 9); |
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
changeset
|
517 flen = getbe32(cur + 13); |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
518 pos += 17; |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
519 cur += 17; |
20316
40f08c31844c
parsers: fix 'unsigned expression is always true' warning (issue4142)
David Soria Parra <davidsp@fb.com>
parents:
20169
diff
changeset
|
520 if (flen > len - pos) { |
7174
4da87407b845
parsers.c: fix integer overflows
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
7168
diff
changeset
|
521 PyErr_SetString(PyExc_ValueError, "overflow in dirstate"); |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
522 goto quit; |
7174
4da87407b845
parsers.c: fix integer overflows
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
7168
diff
changeset
|
523 } |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
524 |
21809
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
525 entry = (PyObject *)make_dirstate_tuple(state, mode, size, |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
526 mtime); |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
527 cpos = memchr(cur, 0, flen); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
528 if (cpos) { |
11361
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
529 fname = PyBytes_FromStringAndSize(cur, cpos - cur); |
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
530 cname = PyBytes_FromStringAndSize(cpos + 1, |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
531 flen - (cpos - cur) - 1); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
532 if (!fname || !cname || |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
533 PyDict_SetItem(cmap, fname, cname) == -1 || |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
534 PyDict_SetItem(dmap, fname, entry) == -1) |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
535 goto quit; |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
536 Py_DECREF(cname); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
537 } else { |
11361
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
538 fname = PyBytes_FromStringAndSize(cur, flen); |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
539 if (!fname || |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
540 PyDict_SetItem(dmap, fname, entry) == -1) |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
541 goto quit; |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
542 } |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
543 Py_DECREF(fname); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
544 Py_DECREF(entry); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
545 fname = cname = entry = NULL; |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
546 pos += flen; |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
547 } |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
548 |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
549 ret = parents; |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
550 Py_INCREF(ret); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
551 quit: |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
552 Py_XDECREF(fname); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
553 Py_XDECREF(cname); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
554 Py_XDECREF(entry); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
555 Py_XDECREF(parents); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
556 return ret; |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
557 } |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
558 |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
559 /* |
27592
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
560 * Build a set of non-normal entries from the dirstate dmap |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
561 */ |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
562 static PyObject *nonnormalentries(PyObject *self, PyObject *args) |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
563 { |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
564 PyObject *dmap, *nonnset = NULL, *fname, *v; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
565 Py_ssize_t pos; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
566 |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
567 if (!PyArg_ParseTuple(args, "O!:nonnormalentries", |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
568 &PyDict_Type, &dmap)) |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
569 goto bail; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
570 |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
571 nonnset = PySet_New(NULL); |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
572 if (nonnset == NULL) |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
573 goto bail; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
574 |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
575 pos = 0; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
576 while (PyDict_Next(dmap, &pos, &fname, &v)) { |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
577 dirstateTupleObject *t; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
578 if (!dirstate_tuple_check(v)) { |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
579 PyErr_SetString(PyExc_TypeError, |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
580 "expected a dirstate tuple"); |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
581 goto bail; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
582 } |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
583 t = (dirstateTupleObject *)v; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
584 |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
585 if (t->state == 'n' && t->mtime != -1) |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
586 continue; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
587 if (PySet_Add(nonnset, fname) == -1) |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
588 goto bail; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
589 } |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
590 |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
591 return nonnset; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
592 bail: |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
593 Py_XDECREF(nonnset); |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
594 return NULL; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
595 } |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
596 |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
597 /* |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
598 * Efficiently pack a dirstate object into its on-disk format. |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
599 */ |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
600 static PyObject *pack_dirstate(PyObject *self, PyObject *args) |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
601 { |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
602 PyObject *packobj = NULL; |
21806
05bd2667df4d
pack_dirstate: in C version, for invalidation set dict to what we write to disk
Siddharth Agarwal <sid0@fb.com>
parents:
21730
diff
changeset
|
603 PyObject *map, *copymap, *pl, *mtime_unset = NULL; |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
604 Py_ssize_t nbytes, pos, l; |
23946
f3e94aa6e182
parsers: don't leak a tuple in pack_dirstate
Augie Fackler <augie@google.com>
parents:
23945
diff
changeset
|
605 PyObject *k, *v = NULL, *pn; |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
606 char *p, *s; |
26630
3111b45a2bbf
parsers: make pack_dirstate take now in integer for consistency
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
26591
diff
changeset
|
607 int now; |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
608 |
26630
3111b45a2bbf
parsers: make pack_dirstate take now in integer for consistency
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
26591
diff
changeset
|
609 if (!PyArg_ParseTuple(args, "O!O!Oi:pack_dirstate", |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
610 &PyDict_Type, &map, &PyDict_Type, ©map, |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
611 &pl, &now)) |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
612 return NULL; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
613 |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
614 if (!PySequence_Check(pl) || PySequence_Size(pl) != 2) { |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
615 PyErr_SetString(PyExc_TypeError, "expected 2-element sequence"); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
616 return NULL; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
617 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
618 |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
619 /* Figure out how much we need to allocate. */ |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
620 for (nbytes = 40, pos = 0; PyDict_Next(map, &pos, &k, &v);) { |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
621 PyObject *c; |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
622 if (!PyBytes_Check(k)) { |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
623 PyErr_SetString(PyExc_TypeError, "expected string key"); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
624 goto bail; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
625 } |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
626 nbytes += PyBytes_GET_SIZE(k) + 17; |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
627 c = PyDict_GetItem(copymap, k); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
628 if (c) { |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
629 if (!PyBytes_Check(c)) { |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
630 PyErr_SetString(PyExc_TypeError, |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
631 "expected string key"); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
632 goto bail; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
633 } |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
634 nbytes += PyBytes_GET_SIZE(c) + 1; |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
635 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
636 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
637 |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
638 packobj = PyBytes_FromStringAndSize(NULL, nbytes); |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
639 if (packobj == NULL) |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
640 goto bail; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
641 |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
642 p = PyBytes_AS_STRING(packobj); |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
643 |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
644 pn = PySequence_ITEM(pl, 0); |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
645 if (PyBytes_AsStringAndSize(pn, &s, &l) == -1 || l != 20) { |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
646 PyErr_SetString(PyExc_TypeError, "expected a 20-byte hash"); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
647 goto bail; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
648 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
649 memcpy(p, s, l); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
650 p += 20; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
651 pn = PySequence_ITEM(pl, 1); |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
652 if (PyBytes_AsStringAndSize(pn, &s, &l) == -1 || l != 20) { |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
653 PyErr_SetString(PyExc_TypeError, "expected a 20-byte hash"); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
654 goto bail; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
655 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
656 memcpy(p, s, l); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
657 p += 20; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
658 |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
659 for (pos = 0; PyDict_Next(map, &pos, &k, &v); ) { |
21809
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
660 dirstateTupleObject *tuple; |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
661 char state; |
26774
04ab2348efd1
parsers: correct type of temporary variables for dirstate tuple fields
Yuya Nishihara <yuya@tcha.org>
parents:
26630
diff
changeset
|
662 int mode, size, mtime; |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
663 Py_ssize_t len, l; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
664 PyObject *o; |
21809
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
665 char *t; |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
666 |
21809
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
667 if (!dirstate_tuple_check(v)) { |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
668 PyErr_SetString(PyExc_TypeError, |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
669 "expected a dirstate tuple"); |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
670 goto bail; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
671 } |
21809
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
672 tuple = (dirstateTupleObject *)v; |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
673 |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
674 state = tuple->state; |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
675 mode = tuple->mode; |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
676 size = tuple->size; |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
677 mtime = tuple->mtime; |
26630
3111b45a2bbf
parsers: make pack_dirstate take now in integer for consistency
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
26591
diff
changeset
|
678 if (state == 'n' && mtime == now) { |
18567
194e63c1ccb9
dirstate: move pure python dirstate packing to pure/parsers.py
Siddharth Agarwal <sid0@fb.com>
parents:
18504
diff
changeset
|
679 /* See pure/parsers.py:pack_dirstate for why we do |
194e63c1ccb9
dirstate: move pure python dirstate packing to pure/parsers.py
Siddharth Agarwal <sid0@fb.com>
parents:
18504
diff
changeset
|
680 * this. */ |
21806
05bd2667df4d
pack_dirstate: in C version, for invalidation set dict to what we write to disk
Siddharth Agarwal <sid0@fb.com>
parents:
21730
diff
changeset
|
681 mtime = -1; |
21809
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
682 mtime_unset = (PyObject *)make_dirstate_tuple( |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
683 state, mode, size, mtime); |
21806
05bd2667df4d
pack_dirstate: in C version, for invalidation set dict to what we write to disk
Siddharth Agarwal <sid0@fb.com>
parents:
21730
diff
changeset
|
684 if (!mtime_unset) |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
685 goto bail; |
21806
05bd2667df4d
pack_dirstate: in C version, for invalidation set dict to what we write to disk
Siddharth Agarwal <sid0@fb.com>
parents:
21730
diff
changeset
|
686 if (PyDict_SetItem(map, k, mtime_unset) == -1) |
05bd2667df4d
pack_dirstate: in C version, for invalidation set dict to what we write to disk
Siddharth Agarwal <sid0@fb.com>
parents:
21730
diff
changeset
|
687 goto bail; |
05bd2667df4d
pack_dirstate: in C version, for invalidation set dict to what we write to disk
Siddharth Agarwal <sid0@fb.com>
parents:
21730
diff
changeset
|
688 Py_DECREF(mtime_unset); |
05bd2667df4d
pack_dirstate: in C version, for invalidation set dict to what we write to disk
Siddharth Agarwal <sid0@fb.com>
parents:
21730
diff
changeset
|
689 mtime_unset = NULL; |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
690 } |
21809
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
691 *p++ = state; |
26774
04ab2348efd1
parsers: correct type of temporary variables for dirstate tuple fields
Yuya Nishihara <yuya@tcha.org>
parents:
26630
diff
changeset
|
692 putbe32((uint32_t)mode, p); |
04ab2348efd1
parsers: correct type of temporary variables for dirstate tuple fields
Yuya Nishihara <yuya@tcha.org>
parents:
26630
diff
changeset
|
693 putbe32((uint32_t)size, p + 4); |
04ab2348efd1
parsers: correct type of temporary variables for dirstate tuple fields
Yuya Nishihara <yuya@tcha.org>
parents:
26630
diff
changeset
|
694 putbe32((uint32_t)mtime, p + 8); |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
695 t = p + 12; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
696 p += 16; |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
697 len = PyBytes_GET_SIZE(k); |
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
698 memcpy(p, PyBytes_AS_STRING(k), len); |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
699 p += len; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
700 o = PyDict_GetItem(copymap, k); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
701 if (o) { |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
702 *p++ = '\0'; |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
703 l = PyBytes_GET_SIZE(o); |
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
704 memcpy(p, PyBytes_AS_STRING(o), l); |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
705 p += l; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
706 len += l + 1; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
707 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
708 putbe32((uint32_t)len, t); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
709 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
710 |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
711 pos = p - PyBytes_AS_STRING(packobj); |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
712 if (pos != nbytes) { |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
713 PyErr_Format(PyExc_SystemError, "bad dirstate size: %ld != %ld", |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
714 (long)pos, (long)nbytes); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
715 goto bail; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
716 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
717 |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
718 return packobj; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
719 bail: |
21806
05bd2667df4d
pack_dirstate: in C version, for invalidation set dict to what we write to disk
Siddharth Agarwal <sid0@fb.com>
parents:
21730
diff
changeset
|
720 Py_XDECREF(mtime_unset); |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
721 Py_XDECREF(packobj); |
23946
f3e94aa6e182
parsers: don't leak a tuple in pack_dirstate
Augie Fackler <augie@google.com>
parents:
23945
diff
changeset
|
722 Py_XDECREF(v); |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
723 return NULL; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
724 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
725 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
726 /* |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
727 * A base-16 trie for fast node->rev mapping. |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
728 * |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
729 * Positive value is index of the next node in the trie |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
730 * Negative value is a leaf: -(rev + 1) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
731 * Zero is empty |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
732 */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
733 typedef struct { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
734 int children[16]; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
735 } nodetree; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
736 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
737 /* |
26098 | 738 * This class has two behaviors. |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
739 * |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
740 * When used in a list-like way (with integer keys), we decode an |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
741 * entry in a RevlogNG index file on demand. Our last entry is a |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
742 * sentinel, always a nullid. We have limited support for |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
743 * integer-keyed insert and delete, only at elements right before the |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
744 * sentinel. |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
745 * |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
746 * With string keys, we lazily perform a reverse mapping from node to |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
747 * rev, using a base-16 trie. |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
748 */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
749 typedef struct { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
750 PyObject_HEAD |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
751 /* Type-specific fields go here. */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
752 PyObject *data; /* raw bytes of index */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
753 PyObject **cache; /* cached tuples */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
754 const char **offsets; /* populated on demand */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
755 Py_ssize_t raw_length; /* original number of elements */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
756 Py_ssize_t length; /* current number of elements */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
757 PyObject *added; /* populated on demand */ |
16787
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
758 PyObject *headrevs; /* cache, invalidated on changes */ |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
759 PyObject *filteredrevs;/* filtered revs set */ |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
760 nodetree *nt; /* base-16 trie */ |
26075
e7e7182564f6
parsers: avoid int/unsigned conversions
Augie Fackler <augie@google.com>
parents:
26059
diff
changeset
|
761 unsigned ntlength; /* # nodes in use */ |
e7e7182564f6
parsers: avoid int/unsigned conversions
Augie Fackler <augie@google.com>
parents:
26059
diff
changeset
|
762 unsigned ntcapacity; /* # nodes allocated */ |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
763 int ntdepth; /* maximum depth of tree */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
764 int ntsplits; /* # splits performed */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
765 int ntrev; /* last rev scanned */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
766 int ntlookups; /* # lookups */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
767 int ntmisses; /* # lookups that miss the cache */ |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
768 int inlined; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
769 } indexObject; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
770 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
771 static Py_ssize_t index_length(const indexObject *self) |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
772 { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
773 if (self->added == NULL) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
774 return self->length; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
775 return self->length + PyList_GET_SIZE(self->added); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
776 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
777 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
778 static PyObject *nullentry; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
779 static const char nullid[20]; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
780 |
22401
9ba8a93e55f5
parsers: ensure correct return type for inline_scan
Henrik Stuart <hg@hstuart.dk>
parents:
22400
diff
changeset
|
781 static Py_ssize_t inline_scan(indexObject *self, const char **offsets); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
782 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
783 #if LONG_MAX == 0x7fffffffL |
16393
ee163a9cf37c
util.h: more Python 2.4 fixes
Matt Mackall <mpm@selenic.com>
parents:
16385
diff
changeset
|
784 static char *tuple_format = "Kiiiiiis#"; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
785 #else |
16393
ee163a9cf37c
util.h: more Python 2.4 fixes
Matt Mackall <mpm@selenic.com>
parents:
16385
diff
changeset
|
786 static char *tuple_format = "kiiiiiis#"; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
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|
787 #endif |
7108
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788 |
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789 /* A RevlogNG v1 index entry is 64 bytes long. */ |
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|
790 static const long v1_hdrsize = 64; |
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Bryan O'Sullivan <bryano@fb.com>
parents:
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|
791 |
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Bryan O'Sullivan <bryano@fb.com>
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|
792 /* |
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|
793 * Return a pointer to the beginning of a RevlogNG record. |
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794 */ |
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parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
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|
795 static const char *index_deref(indexObject *self, Py_ssize_t pos) |
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796 { |
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797 if (self->inlined && pos > 0) { |
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parents:
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798 if (self->offsets == NULL) { |
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|
799 self->offsets = malloc(self->raw_length * |
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parents:
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|
800 sizeof(*self->offsets)); |
e8d37b78acfb
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parents:
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diff
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801 if (self->offsets == NULL) |
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|
802 return (const char *)PyErr_NoMemory(); |
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parents:
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|
803 inline_scan(self, self->offsets); |
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804 } |
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parsers: use base-16 trie for faster node->rev mapping
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|
805 return self->offsets[pos]; |
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parents:
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|
806 } |
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parsers: use base-16 trie for faster node->rev mapping
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parents:
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|
807 |
30100
c5afe5531709
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
808 return PyBytes_AS_STRING(self->data) + pos * v1_hdrsize; |
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|
809 } |
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parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
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810 |
25810
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parents:
25584
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changeset
|
811 static inline int index_get_parents(indexObject *self, Py_ssize_t rev, |
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parents:
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diff
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|
812 int *ps, int maxrev) |
25311
d2e88f960d1a
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parents:
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|
813 { |
d2e88f960d1a
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parents:
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diff
changeset
|
814 if (rev >= self->length - 1) { |
d2e88f960d1a
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|
815 PyObject *tuple = PyList_GET_ITEM(self->added, |
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parents:
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|
816 rev - self->length + 1); |
d2e88f960d1a
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Laurent Charignon <lcharignon@fb.com>
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|
817 ps[0] = (int)PyInt_AS_LONG(PyTuple_GET_ITEM(tuple, 5)); |
d2e88f960d1a
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diff
changeset
|
818 ps[1] = (int)PyInt_AS_LONG(PyTuple_GET_ITEM(tuple, 6)); |
d2e88f960d1a
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|
819 } else { |
d2e88f960d1a
parsers: move index_get_parents's declaration higher
Laurent Charignon <lcharignon@fb.com>
parents:
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|
820 const char *data = index_deref(self, rev); |
d2e88f960d1a
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parents:
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diff
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|
821 ps[0] = getbe32(data + 24); |
d2e88f960d1a
parsers: move index_get_parents's declaration higher
Laurent Charignon <lcharignon@fb.com>
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|
822 ps[1] = getbe32(data + 28); |
d2e88f960d1a
parsers: move index_get_parents's declaration higher
Laurent Charignon <lcharignon@fb.com>
parents:
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changeset
|
823 } |
25810
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|
824 /* If index file is corrupted, ps[] may point to invalid revisions. So |
82d6a35cf432
parsers: fix buffer overflow by invalid parent revision read from revlog
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parents:
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diff
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|
825 * there is a risk of buffer overflow to trust them unconditionally. */ |
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parents:
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|
826 if (ps[0] > maxrev || ps[1] > maxrev) { |
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Yuya Nishihara <yuya@tcha.org>
parents:
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|
827 PyErr_SetString(PyExc_ValueError, "parent out of range"); |
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diff
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|
828 return -1; |
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Yuya Nishihara <yuya@tcha.org>
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|
829 } |
82d6a35cf432
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Yuya Nishihara <yuya@tcha.org>
parents:
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diff
changeset
|
830 return 0; |
25311
d2e88f960d1a
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Laurent Charignon <lcharignon@fb.com>
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diff
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|
831 } |
d2e88f960d1a
parsers: move index_get_parents's declaration higher
Laurent Charignon <lcharignon@fb.com>
parents:
25297
diff
changeset
|
832 |
d2e88f960d1a
parsers: move index_get_parents's declaration higher
Laurent Charignon <lcharignon@fb.com>
parents:
25297
diff
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|
833 |
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Bryan O'Sullivan <bryano@fb.com>
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diff
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|
834 /* |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
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|
835 * RevlogNG format (all in big endian, data may be inlined): |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
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diff
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|
836 * 6 bytes: offset |
1ca878d7b849
C implementation of revlog index parsing
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diff
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|
837 * 2 bytes: flags |
1ca878d7b849
C implementation of revlog index parsing
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parents:
7093
diff
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|
838 * 4 bytes: compressed length |
1ca878d7b849
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diff
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|
839 * 4 bytes: uncompressed length |
1ca878d7b849
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|
840 * 4 bytes: base revision |
1ca878d7b849
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|
841 * 4 bytes: link revision |
1ca878d7b849
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diff
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|
842 * 4 bytes: parent 1 revision |
1ca878d7b849
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diff
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|
843 * 4 bytes: parent 2 revision |
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Bernhard Leiner <bleiner@gmail.com>
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|
844 * 32 bytes: nodeid (only 20 bytes used) |
1ca878d7b849
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Bernhard Leiner <bleiner@gmail.com>
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|
845 */ |
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|
846 static PyObject *index_get(indexObject *self, Py_ssize_t pos) |
7108
1ca878d7b849
C implementation of revlog index parsing
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parents:
7093
diff
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|
847 { |
7154
7fdf7a0a41b7
index parser: fix refcounting in case of errors, refactor
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
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diff
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|
848 uint64_t offset_flags; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
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diff
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|
849 int comp_len, uncomp_len, base_rev, link_rev, parent_1, parent_2; |
7154
7fdf7a0a41b7
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|
850 const char *c_node_id; |
16363
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|
851 const char *data; |
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|
852 Py_ssize_t length = index_length(self); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
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diff
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|
853 PyObject *entry; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
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diff
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|
854 |
16414
e8d37b78acfb
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|
855 if (pos < 0) |
e8d37b78acfb
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Bryan O'Sullivan <bryano@fb.com>
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16393
diff
changeset
|
856 pos += length; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
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parents:
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diff
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|
857 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
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changeset
|
858 if (pos < 0 || pos >= length) { |
16363
2cdd7e63211b
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diff
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|
859 PyErr_SetString(PyExc_IndexError, "revlog index out of range"); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
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|
860 return NULL; |
2cdd7e63211b
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Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
861 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
862 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
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diff
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|
863 if (pos == length - 1) { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
864 Py_INCREF(nullentry); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
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diff
changeset
|
865 return nullentry; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
866 } |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
867 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
868 if (pos >= self->length - 1) { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
869 PyObject *obj; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
870 obj = PyList_GET_ITEM(self->added, pos - self->length + 1); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
871 Py_INCREF(obj); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
872 return obj; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
873 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
874 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
875 if (self->cache) { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
876 if (self->cache[pos]) { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
877 Py_INCREF(self->cache[pos]); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
878 return self->cache[pos]; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
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|
879 } |
2cdd7e63211b
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Bryan O'Sullivan <bryano@fb.com>
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|
880 } else { |
2cdd7e63211b
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Bryan O'Sullivan <bryano@fb.com>
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|
881 self->cache = calloc(self->raw_length, sizeof(PyObject *)); |
2cdd7e63211b
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Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
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|
882 if (self->cache == NULL) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
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|
883 return PyErr_NoMemory(); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
884 } |
7190
aecea6934fdd
Some additional space/tab cleanups
Thomas Arendsen Hein <thomas@intevation.de>
parents:
7186
diff
changeset
|
885 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
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diff
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|
886 data = index_deref(self, pos); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
887 if (data == NULL) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
888 return NULL; |
16363
2cdd7e63211b
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Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
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|
889 |
16437
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
changeset
|
890 offset_flags = getbe32(data + 4); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
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diff
changeset
|
891 if (pos == 0) /* mask out version number for the first entry */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
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|
892 offset_flags &= 0xFFFF; |
2cdd7e63211b
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Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
893 else { |
16437
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
changeset
|
894 uint32_t offset_high = getbe32(data); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
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diff
changeset
|
895 offset_flags |= ((uint64_t)offset_high) << 32; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
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|
896 } |
7154
7fdf7a0a41b7
index parser: fix refcounting in case of errors, refactor
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
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diff
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|
897 |
16437
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
changeset
|
898 comp_len = getbe32(data + 8); |
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
changeset
|
899 uncomp_len = getbe32(data + 12); |
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
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|
900 base_rev = getbe32(data + 16); |
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
changeset
|
901 link_rev = getbe32(data + 20); |
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
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|
902 parent_1 = getbe32(data + 24); |
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
changeset
|
903 parent_2 = getbe32(data + 28); |
16363
2cdd7e63211b
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Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
904 c_node_id = data + 32; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
905 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
906 entry = Py_BuildValue(tuple_format, offset_flags, comp_len, |
13254
5ef5eb1f3515
revlog: only build the nodemap on demand
Matt Mackall <mpm@selenic.com>
parents:
11361
diff
changeset
|
907 uncomp_len, base_rev, link_rev, |
5ef5eb1f3515
revlog: only build the nodemap on demand
Matt Mackall <mpm@selenic.com>
parents:
11361
diff
changeset
|
908 parent_1, parent_2, c_node_id, 20); |
5ef5eb1f3515
revlog: only build the nodemap on demand
Matt Mackall <mpm@selenic.com>
parents:
11361
diff
changeset
|
909 |
19726
b3c8c6f2b5c1
parsers: use Py_INCREF safely
Bryan O'Sullivan <bryano@fb.com>
parents:
19725
diff
changeset
|
910 if (entry) { |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
911 PyObject_GC_UnTrack(entry); |
19726
b3c8c6f2b5c1
parsers: use Py_INCREF safely
Bryan O'Sullivan <bryano@fb.com>
parents:
19725
diff
changeset
|
912 Py_INCREF(entry); |
b3c8c6f2b5c1
parsers: use Py_INCREF safely
Bryan O'Sullivan <bryano@fb.com>
parents:
19725
diff
changeset
|
913 } |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
914 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
915 self->cache[pos] = entry; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
916 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
917 return entry; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
918 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
919 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
920 /* |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
921 * Return the 20-byte SHA of the node corresponding to the given rev. |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
922 */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
923 static const char *index_node(indexObject *self, Py_ssize_t pos) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
924 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
925 Py_ssize_t length = index_length(self); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
926 const char *data; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
927 |
16664
5bc6edf71b39
parsers: ensure that nullid is always present in the radix tree
Bryan O'Sullivan <bryano@fb.com>
parents:
16663
diff
changeset
|
928 if (pos == length - 1 || pos == INT_MAX) |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
929 return nullid; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
930 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
931 if (pos >= length) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
932 return NULL; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
933 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
934 if (pos >= self->length - 1) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
935 PyObject *tuple, *str; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
936 tuple = PyList_GET_ITEM(self->added, pos - self->length + 1); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
937 str = PyTuple_GetItem(tuple, 7); |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
938 return str ? PyBytes_AS_STRING(str) : NULL; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
939 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
940 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
941 data = index_deref(self, pos); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
942 return data ? data + 32 : NULL; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
943 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
944 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
945 static int nt_insert(indexObject *self, const char *node, int rev); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
946 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
947 static int node_check(PyObject *obj, char **node, Py_ssize_t *nodelen) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
948 { |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
949 if (PyBytes_AsStringAndSize(obj, node, nodelen) == -1) |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
950 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
951 if (*nodelen == 20) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
952 return 0; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
953 PyErr_SetString(PyExc_ValueError, "20-byte hash required"); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
954 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
955 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
956 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
957 static PyObject *index_insert(indexObject *self, PyObject *args) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
958 { |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
959 PyObject *obj; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
960 char *node; |
22604
5e0d1478db8e
parsers: fix Py2.4 argument parsing issue
Matt Mackall <mpm@selenic.com>
parents:
22540
diff
changeset
|
961 int index; |
5e0d1478db8e
parsers: fix Py2.4 argument parsing issue
Matt Mackall <mpm@selenic.com>
parents:
22540
diff
changeset
|
962 Py_ssize_t len, nodelen; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
963 |
22604
5e0d1478db8e
parsers: fix Py2.4 argument parsing issue
Matt Mackall <mpm@selenic.com>
parents:
22540
diff
changeset
|
964 if (!PyArg_ParseTuple(args, "iO", &index, &obj)) |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
965 return NULL; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
966 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
967 if (!PyTuple_Check(obj) || PyTuple_GET_SIZE(obj) != 8) { |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
968 PyErr_SetString(PyExc_TypeError, "8-tuple required"); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
969 return NULL; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
970 } |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
971 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
972 if (node_check(PyTuple_GET_ITEM(obj, 7), &node, &nodelen) == -1) |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
973 return NULL; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
974 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
975 len = index_length(self); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
976 |
22604
5e0d1478db8e
parsers: fix Py2.4 argument parsing issue
Matt Mackall <mpm@selenic.com>
parents:
22540
diff
changeset
|
977 if (index < 0) |
5e0d1478db8e
parsers: fix Py2.4 argument parsing issue
Matt Mackall <mpm@selenic.com>
parents:
22540
diff
changeset
|
978 index += len; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
979 |
22604
5e0d1478db8e
parsers: fix Py2.4 argument parsing issue
Matt Mackall <mpm@selenic.com>
parents:
22540
diff
changeset
|
980 if (index != len - 1) { |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
981 PyErr_SetString(PyExc_IndexError, |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
982 "insert only supported at index -1"); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
983 return NULL; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
984 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
985 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
986 if (self->added == NULL) { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
987 self->added = PyList_New(0); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
988 if (self->added == NULL) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
989 return NULL; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
990 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
991 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
992 if (PyList_Append(self->added, obj) == -1) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
993 return NULL; |
13254
5ef5eb1f3515
revlog: only build the nodemap on demand
Matt Mackall <mpm@selenic.com>
parents:
11361
diff
changeset
|
994 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
995 if (self->nt) |
22604
5e0d1478db8e
parsers: fix Py2.4 argument parsing issue
Matt Mackall <mpm@selenic.com>
parents:
22540
diff
changeset
|
996 nt_insert(self, node, index); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
997 |
16787
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
998 Py_CLEAR(self->headrevs); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
999 Py_RETURN_NONE; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1000 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1001 |
16370
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
1002 static void _index_clearcaches(indexObject *self) |
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
1003 { |
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
1004 if (self->cache) { |
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
1005 Py_ssize_t i; |
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
1006 |
16732
277e2acb7e5c
parsers: use Py_CLEAR where appropriate
Bryan O'Sullivan <bryano@fb.com>
parents:
16699
diff
changeset
|
1007 for (i = 0; i < self->raw_length; i++) |
277e2acb7e5c
parsers: use Py_CLEAR where appropriate
Bryan O'Sullivan <bryano@fb.com>
parents:
16699
diff
changeset
|
1008 Py_CLEAR(self->cache[i]); |
16370
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
1009 free(self->cache); |
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
1010 self->cache = NULL; |
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
1011 } |
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
1012 if (self->offsets) { |
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
1013 free(self->offsets); |
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
1014 self->offsets = NULL; |
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
1015 } |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1016 if (self->nt) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1017 free(self->nt); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1018 self->nt = NULL; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1019 } |
16787
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1020 Py_CLEAR(self->headrevs); |
16370
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
1021 } |
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
1022 |
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
1023 static PyObject *index_clearcaches(indexObject *self) |
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
1024 { |
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
1025 _index_clearcaches(self); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1026 self->ntlength = self->ntcapacity = 0; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1027 self->ntdepth = self->ntsplits = 0; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1028 self->ntrev = -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1029 self->ntlookups = self->ntmisses = 0; |
16370
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
1030 Py_RETURN_NONE; |
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
1031 } |
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
1032 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1033 static PyObject *index_stats(indexObject *self) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1034 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1035 PyObject *obj = PyDict_New(); |
23948
bd307b462ce2
parsers: avoid leaking several PyObjects in index_stats
Augie Fackler <augie@google.com>
parents:
23947
diff
changeset
|
1036 PyObject *t = NULL; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1037 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1038 if (obj == NULL) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1039 return NULL; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1040 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1041 #define istat(__n, __d) \ |
28792
507136150d2b
parsers: fix istat macro to work with single line if statement
Matt Fowles <matt.fowles@gmail.com>
parents:
28386
diff
changeset
|
1042 do { \ |
507136150d2b
parsers: fix istat macro to work with single line if statement
Matt Fowles <matt.fowles@gmail.com>
parents:
28386
diff
changeset
|
1043 t = PyInt_FromSsize_t(self->__n); \ |
507136150d2b
parsers: fix istat macro to work with single line if statement
Matt Fowles <matt.fowles@gmail.com>
parents:
28386
diff
changeset
|
1044 if (!t) \ |
507136150d2b
parsers: fix istat macro to work with single line if statement
Matt Fowles <matt.fowles@gmail.com>
parents:
28386
diff
changeset
|
1045 goto bail; \ |
507136150d2b
parsers: fix istat macro to work with single line if statement
Matt Fowles <matt.fowles@gmail.com>
parents:
28386
diff
changeset
|
1046 if (PyDict_SetItemString(obj, __d, t) == -1) \ |
507136150d2b
parsers: fix istat macro to work with single line if statement
Matt Fowles <matt.fowles@gmail.com>
parents:
28386
diff
changeset
|
1047 goto bail; \ |
507136150d2b
parsers: fix istat macro to work with single line if statement
Matt Fowles <matt.fowles@gmail.com>
parents:
28386
diff
changeset
|
1048 Py_DECREF(t); \ |
507136150d2b
parsers: fix istat macro to work with single line if statement
Matt Fowles <matt.fowles@gmail.com>
parents:
28386
diff
changeset
|
1049 } while (0) |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1050 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1051 if (self->added) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1052 Py_ssize_t len = PyList_GET_SIZE(self->added); |
23948
bd307b462ce2
parsers: avoid leaking several PyObjects in index_stats
Augie Fackler <augie@google.com>
parents:
23947
diff
changeset
|
1053 t = PyInt_FromSsize_t(len); |
bd307b462ce2
parsers: avoid leaking several PyObjects in index_stats
Augie Fackler <augie@google.com>
parents:
23947
diff
changeset
|
1054 if (!t) |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1055 goto bail; |
23948
bd307b462ce2
parsers: avoid leaking several PyObjects in index_stats
Augie Fackler <augie@google.com>
parents:
23947
diff
changeset
|
1056 if (PyDict_SetItemString(obj, "index entries added", t) == -1) |
bd307b462ce2
parsers: avoid leaking several PyObjects in index_stats
Augie Fackler <augie@google.com>
parents:
23947
diff
changeset
|
1057 goto bail; |
bd307b462ce2
parsers: avoid leaking several PyObjects in index_stats
Augie Fackler <augie@google.com>
parents:
23947
diff
changeset
|
1058 Py_DECREF(t); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1059 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1060 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1061 if (self->raw_length != self->length - 1) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1062 istat(raw_length, "revs on disk"); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1063 istat(length, "revs in memory"); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1064 istat(ntcapacity, "node trie capacity"); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1065 istat(ntdepth, "node trie depth"); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1066 istat(ntlength, "node trie count"); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1067 istat(ntlookups, "node trie lookups"); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1068 istat(ntmisses, "node trie misses"); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1069 istat(ntrev, "node trie last rev scanned"); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1070 istat(ntsplits, "node trie splits"); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1071 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1072 #undef istat |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1073 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1074 return obj; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1075 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1076 bail: |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1077 Py_XDECREF(obj); |
23948
bd307b462ce2
parsers: avoid leaking several PyObjects in index_stats
Augie Fackler <augie@google.com>
parents:
23947
diff
changeset
|
1078 Py_XDECREF(t); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1079 return NULL; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1080 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1081 |
16787
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1082 /* |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1083 * When we cache a list, we want to be sure the caller can't mutate |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1084 * the cached copy. |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1085 */ |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1086 static PyObject *list_copy(PyObject *list) |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1087 { |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1088 Py_ssize_t len = PyList_GET_SIZE(list); |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1089 PyObject *newlist = PyList_New(len); |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1090 Py_ssize_t i; |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1091 |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1092 if (newlist == NULL) |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1093 return NULL; |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1094 |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1095 for (i = 0; i < len; i++) { |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1096 PyObject *obj = PyList_GET_ITEM(list, i); |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1097 Py_INCREF(obj); |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1098 PyList_SET_ITEM(newlist, i, obj); |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1099 } |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1100 |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1101 return newlist; |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1102 } |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1103 |
26107
50582df9d7a7
parsers: fix two cases of unsigned long instead of Py_ssize_t
Augie Fackler <augie@google.com>
parents:
26098
diff
changeset
|
1104 static int check_filter(PyObject *filter, Py_ssize_t arg) { |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1105 if (filter) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1106 PyObject *arglist, *result; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1107 int isfiltered; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1108 |
26107
50582df9d7a7
parsers: fix two cases of unsigned long instead of Py_ssize_t
Augie Fackler <augie@google.com>
parents:
26098
diff
changeset
|
1109 arglist = Py_BuildValue("(n)", arg); |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1110 if (!arglist) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1111 return -1; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1112 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1113 |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1114 result = PyEval_CallObject(filter, arglist); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1115 Py_DECREF(arglist); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1116 if (!result) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1117 return -1; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1118 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1119 |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1120 /* PyObject_IsTrue returns 1 if true, 0 if false, -1 if error, |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1121 * same as this function, so we can just return it directly.*/ |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1122 isfiltered = PyObject_IsTrue(result); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1123 Py_DECREF(result); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1124 return isfiltered; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1125 } else { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1126 return 0; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1127 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1128 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1129 |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1130 static Py_ssize_t add_roots_get_min(indexObject *self, PyObject *list, |
24499
90db70de6f9c
parsers.c: avoid implicit conversion loses integer warnings
André Sintzoff <andre.sintzoff@gmail.com>
parents:
24443
diff
changeset
|
1131 Py_ssize_t marker, char *phases) |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1132 { |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1133 PyObject *iter = NULL; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1134 PyObject *iter_item = NULL; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1135 Py_ssize_t min_idx = index_length(self) + 1; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1136 long iter_item_long; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1137 |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1138 if (PyList_GET_SIZE(list) != 0) { |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1139 iter = PyObject_GetIter(list); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1140 if (iter == NULL) |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1141 return -2; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1142 while ((iter_item = PyIter_Next(iter))) |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1143 { |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1144 iter_item_long = PyInt_AS_LONG(iter_item); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1145 Py_DECREF(iter_item); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1146 if (iter_item_long < min_idx) |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1147 min_idx = iter_item_long; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1148 phases[iter_item_long] = marker; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1149 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1150 Py_DECREF(iter); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1151 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1152 |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1153 return min_idx; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1154 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1155 |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1156 static inline void set_phase_from_parents(char *phases, int parent_1, |
24499
90db70de6f9c
parsers.c: avoid implicit conversion loses integer warnings
André Sintzoff <andre.sintzoff@gmail.com>
parents:
24443
diff
changeset
|
1157 int parent_2, Py_ssize_t i) |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1158 { |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1159 if (parent_1 >= 0 && phases[parent_1] > phases[i]) |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1160 phases[i] = phases[parent_1]; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1161 if (parent_2 >= 0 && phases[parent_2] > phases[i]) |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1162 phases[i] = phases[parent_2]; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1163 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1164 |
26053
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
1165 static PyObject *reachableroots2(indexObject *self, PyObject *args) |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1166 { |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1167 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1168 /* Input */ |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1169 long minroot; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1170 PyObject *includepatharg = NULL; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1171 int includepath = 0; |
26053
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
1172 /* heads and roots are lists */ |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1173 PyObject *heads = NULL; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1174 PyObject *roots = NULL; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1175 PyObject *reachable = NULL; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1176 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1177 PyObject *val; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1178 Py_ssize_t len = index_length(self) - 1; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1179 long revnum; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1180 Py_ssize_t k; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1181 Py_ssize_t i; |
26042
2a3010ba6f52
reachableroots: give anonymous name to short-lived "numheads" variable
Yuya Nishihara <yuya@tcha.org>
parents:
26041
diff
changeset
|
1182 Py_ssize_t l; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1183 int r; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1184 int parents[2]; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1185 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1186 /* Internal data structure: |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1187 * tovisit: array of length len+1 (all revs + nullrev), filled upto lentovisit |
26044
b3ad349d0e50
reachableroots: extend "revstates" to array of bit flags
Yuya Nishihara <yuya@tcha.org>
parents:
26043
diff
changeset
|
1188 * revstates: array of length len+1 (all revs + nullrev) */ |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1189 int *tovisit = NULL; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1190 long lentovisit = 0; |
26054
5049e10fed14
reachableroots: use internal "revstates" array to test if rev is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26053
diff
changeset
|
1191 enum { RS_SEEN = 1, RS_ROOT = 2, RS_REACHABLE = 4 }; |
26043
f2f0a3ab6e41
reachableroots: rename "seen" array to "revstates" for future extension
Yuya Nishihara <yuya@tcha.org>
parents:
26042
diff
changeset
|
1192 char *revstates = NULL; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1193 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1194 /* Get arguments */ |
26009
bbb698697efc
reachableroots: fix transposition of set and list types in PyArg_ParseTuple
Augie Fackler <augie@google.com>
parents:
26008
diff
changeset
|
1195 if (!PyArg_ParseTuple(args, "lO!O!O!", &minroot, &PyList_Type, &heads, |
26053
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
1196 &PyList_Type, &roots, |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
1197 &PyBool_Type, &includepatharg)) |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1198 goto bail; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1199 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1200 if (includepatharg == Py_True) |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1201 includepath = 1; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1202 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1203 /* Initialize return set */ |
26055
607868eccaa7
reachableroots: return list of revisions instead of set
Yuya Nishihara <yuya@tcha.org>
parents:
26054
diff
changeset
|
1204 reachable = PyList_New(0); |
607868eccaa7
reachableroots: return list of revisions instead of set
Yuya Nishihara <yuya@tcha.org>
parents:
26054
diff
changeset
|
1205 if (reachable == NULL) |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1206 goto bail; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1207 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1208 /* Initialize internal datastructures */ |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1209 tovisit = (int *)malloc((len + 1) * sizeof(int)); |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1210 if (tovisit == NULL) { |
26008
59d57ea69ae6
reachableroots: consistently use short-form of PyErr_NoMemory()
Augie Fackler <augie@google.com>
parents:
26007
diff
changeset
|
1211 PyErr_NoMemory(); |
26016
c8d41c9c23c7
reachableroots: unify bail cases to raise exception correctly
Yuya Nishihara <yuya@tcha.org>
parents:
26015
diff
changeset
|
1212 goto bail; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1213 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1214 |
26043
f2f0a3ab6e41
reachableroots: rename "seen" array to "revstates" for future extension
Yuya Nishihara <yuya@tcha.org>
parents:
26042
diff
changeset
|
1215 revstates = (char *)calloc(len + 1, 1); |
f2f0a3ab6e41
reachableroots: rename "seen" array to "revstates" for future extension
Yuya Nishihara <yuya@tcha.org>
parents:
26042
diff
changeset
|
1216 if (revstates == NULL) { |
26008
59d57ea69ae6
reachableroots: consistently use short-form of PyErr_NoMemory()
Augie Fackler <augie@google.com>
parents:
26007
diff
changeset
|
1217 PyErr_NoMemory(); |
26016
c8d41c9c23c7
reachableroots: unify bail cases to raise exception correctly
Yuya Nishihara <yuya@tcha.org>
parents:
26015
diff
changeset
|
1218 goto bail; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1219 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1220 |
26053
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
1221 l = PyList_GET_SIZE(roots); |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
1222 for (i = 0; i < l; i++) { |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
1223 revnum = PyInt_AsLong(PyList_GET_ITEM(roots, i)); |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
1224 if (revnum == -1 && PyErr_Occurred()) |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
1225 goto bail; |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
1226 /* If root is out of range, e.g. wdir(), it must be unreachable |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
1227 * from heads. So we can just ignore it. */ |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
1228 if (revnum + 1 < 0 || revnum + 1 >= len + 1) |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
1229 continue; |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
1230 revstates[revnum + 1] |= RS_ROOT; |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
1231 } |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
1232 |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1233 /* Populate tovisit with all the heads */ |
26042
2a3010ba6f52
reachableroots: give anonymous name to short-lived "numheads" variable
Yuya Nishihara <yuya@tcha.org>
parents:
26041
diff
changeset
|
1234 l = PyList_GET_SIZE(heads); |
2a3010ba6f52
reachableroots: give anonymous name to short-lived "numheads" variable
Yuya Nishihara <yuya@tcha.org>
parents:
26041
diff
changeset
|
1235 for (i = 0; i < l; i++) { |
26018
c6115c30a376
reachableroots: verify type of each item of heads argument
Yuya Nishihara <yuya@tcha.org>
parents:
26017
diff
changeset
|
1236 revnum = PyInt_AsLong(PyList_GET_ITEM(heads, i)); |
c6115c30a376
reachableroots: verify type of each item of heads argument
Yuya Nishihara <yuya@tcha.org>
parents:
26017
diff
changeset
|
1237 if (revnum == -1 && PyErr_Occurred()) |
c6115c30a376
reachableroots: verify type of each item of heads argument
Yuya Nishihara <yuya@tcha.org>
parents:
26017
diff
changeset
|
1238 goto bail; |
26017
44705659da94
reachableroots: verify integer range of heads argument (issue4775)
Yuya Nishihara <yuya@tcha.org>
parents:
26016
diff
changeset
|
1239 if (revnum + 1 < 0 || revnum + 1 >= len + 1) { |
44705659da94
reachableroots: verify integer range of heads argument (issue4775)
Yuya Nishihara <yuya@tcha.org>
parents:
26016
diff
changeset
|
1240 PyErr_SetString(PyExc_IndexError, "head out of range"); |
44705659da94
reachableroots: verify integer range of heads argument (issue4775)
Yuya Nishihara <yuya@tcha.org>
parents:
26016
diff
changeset
|
1241 goto bail; |
44705659da94
reachableroots: verify integer range of heads argument (issue4775)
Yuya Nishihara <yuya@tcha.org>
parents:
26016
diff
changeset
|
1242 } |
26044
b3ad349d0e50
reachableroots: extend "revstates" to array of bit flags
Yuya Nishihara <yuya@tcha.org>
parents:
26043
diff
changeset
|
1243 if (!(revstates[revnum + 1] & RS_SEEN)) { |
26080
83c9edcac05c
reachableroots: silence warning of implicit integer narrowing issued by clang
Yuya Nishihara <yuya@tcha.org>
parents:
26079
diff
changeset
|
1244 tovisit[lentovisit++] = (int)revnum; |
26044
b3ad349d0e50
reachableroots: extend "revstates" to array of bit flags
Yuya Nishihara <yuya@tcha.org>
parents:
26043
diff
changeset
|
1245 revstates[revnum + 1] |= RS_SEEN; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1246 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1247 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1248 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1249 /* Visit the tovisit list and find the reachable roots */ |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1250 k = 0; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1251 while (k < lentovisit) { |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1252 /* Add the node to reachable if it is a root*/ |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1253 revnum = tovisit[k++]; |
26053
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
1254 if (revstates[revnum + 1] & RS_ROOT) { |
26054
5049e10fed14
reachableroots: use internal "revstates" array to test if rev is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26053
diff
changeset
|
1255 revstates[revnum + 1] |= RS_REACHABLE; |
26053
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
1256 val = PyInt_FromLong(revnum); |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
1257 if (val == NULL) |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
1258 goto bail; |
26058
e7fe0a12376c
reachableroots: handle error of PyList_Append()
Yuya Nishihara <yuya@tcha.org>
parents:
26055
diff
changeset
|
1259 r = PyList_Append(reachable, val); |
26053
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
1260 Py_DECREF(val); |
26058
e7fe0a12376c
reachableroots: handle error of PyList_Append()
Yuya Nishihara <yuya@tcha.org>
parents:
26055
diff
changeset
|
1261 if (r < 0) |
e7fe0a12376c
reachableroots: handle error of PyList_Append()
Yuya Nishihara <yuya@tcha.org>
parents:
26055
diff
changeset
|
1262 goto bail; |
26053
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
1263 if (includepath == 0) |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1264 continue; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1265 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1266 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1267 /* Add its parents to the list of nodes to visit */ |
26041
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
1268 if (revnum == -1) |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
1269 continue; |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
1270 r = index_get_parents(self, revnum, parents, (int)len - 1); |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
1271 if (r < 0) |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
1272 goto bail; |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
1273 for (i = 0; i < 2; i++) { |
26044
b3ad349d0e50
reachableroots: extend "revstates" to array of bit flags
Yuya Nishihara <yuya@tcha.org>
parents:
26043
diff
changeset
|
1274 if (!(revstates[parents[i] + 1] & RS_SEEN) |
26041
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
1275 && parents[i] >= minroot) { |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
1276 tovisit[lentovisit++] = parents[i]; |
26044
b3ad349d0e50
reachableroots: extend "revstates" to array of bit flags
Yuya Nishihara <yuya@tcha.org>
parents:
26043
diff
changeset
|
1277 revstates[parents[i] + 1] |= RS_SEEN; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1278 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1279 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1280 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1281 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1282 /* Find all the nodes in between the roots we found and the heads |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1283 * and add them to the reachable set */ |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1284 if (includepath == 1) { |
26080
83c9edcac05c
reachableroots: silence warning of implicit integer narrowing issued by clang
Yuya Nishihara <yuya@tcha.org>
parents:
26079
diff
changeset
|
1285 long minidx = minroot; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1286 if (minidx < 0) |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1287 minidx = 0; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1288 for (i = minidx; i < len; i++) { |
26044
b3ad349d0e50
reachableroots: extend "revstates" to array of bit flags
Yuya Nishihara <yuya@tcha.org>
parents:
26043
diff
changeset
|
1289 if (!(revstates[i + 1] & RS_SEEN)) |
26041
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
1290 continue; |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
1291 r = index_get_parents(self, i, parents, (int)len - 1); |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
1292 /* Corrupted index file, error is set from |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
1293 * index_get_parents */ |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
1294 if (r < 0) |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
1295 goto bail; |
26059
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
1296 if (((revstates[parents[0] + 1] | |
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
1297 revstates[parents[1] + 1]) & RS_REACHABLE) |
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
1298 && !(revstates[i + 1] & RS_REACHABLE)) { |
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
1299 revstates[i + 1] |= RS_REACHABLE; |
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
1300 val = PyInt_FromLong(i); |
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
1301 if (val == NULL) |
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
1302 goto bail; |
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
1303 r = PyList_Append(reachable, val); |
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
1304 Py_DECREF(val); |
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
1305 if (r < 0) |
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
1306 goto bail; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1307 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1308 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1309 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1310 |
26043
f2f0a3ab6e41
reachableroots: rename "seen" array to "revstates" for future extension
Yuya Nishihara <yuya@tcha.org>
parents:
26042
diff
changeset
|
1311 free(revstates); |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1312 free(tovisit); |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1313 return reachable; |
26016
c8d41c9c23c7
reachableroots: unify bail cases to raise exception correctly
Yuya Nishihara <yuya@tcha.org>
parents:
26015
diff
changeset
|
1314 bail: |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1315 Py_XDECREF(reachable); |
26043
f2f0a3ab6e41
reachableroots: rename "seen" array to "revstates" for future extension
Yuya Nishihara <yuya@tcha.org>
parents:
26042
diff
changeset
|
1316 free(revstates); |
26016
c8d41c9c23c7
reachableroots: unify bail cases to raise exception correctly
Yuya Nishihara <yuya@tcha.org>
parents:
26015
diff
changeset
|
1317 free(tovisit); |
26010
2c03e521a0c5
reachableroots: return NULL if we're throwing an exception
Augie Fackler <augie@google.com>
parents:
26009
diff
changeset
|
1318 return NULL; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1319 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1320 |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1321 static PyObject *compute_phases_map_sets(indexObject *self, PyObject *args) |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1322 { |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1323 PyObject *roots = Py_None; |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1324 PyObject *ret = NULL; |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1325 PyObject *phaseslist = NULL; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1326 PyObject *phaseroots = NULL; |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1327 PyObject *phaseset = NULL; |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1328 PyObject *phasessetlist = NULL; |
25911
f4386cb3252e
parsers: fix memory leak in compute_phases_map_sets
Laurent Charignon <lcharignon@fb.com>
parents:
25860
diff
changeset
|
1329 PyObject *rev = NULL; |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1330 Py_ssize_t len = index_length(self) - 1; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1331 Py_ssize_t numphase = 0; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1332 Py_ssize_t minrevallphases = 0; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1333 Py_ssize_t minrevphase = 0; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1334 Py_ssize_t i = 0; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1335 char *phases = NULL; |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1336 long phase; |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1337 |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1338 if (!PyArg_ParseTuple(args, "O", &roots)) |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
1339 goto done; |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1340 if (roots == NULL || !PyList_Check(roots)) |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
1341 goto done; |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1342 |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1343 phases = calloc(len, 1); /* phase per rev: {0: public, 1: draft, 2: secret} */ |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
1344 if (phases == NULL) { |
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
1345 PyErr_NoMemory(); |
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
1346 goto done; |
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
1347 } |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1348 /* Put the phase information of all the roots in phases */ |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1349 numphase = PyList_GET_SIZE(roots)+1; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1350 minrevallphases = len + 1; |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1351 phasessetlist = PyList_New(numphase); |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1352 if (phasessetlist == NULL) |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
1353 goto done; |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1354 |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1355 PyList_SET_ITEM(phasessetlist, 0, Py_None); |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1356 Py_INCREF(Py_None); |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1357 |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1358 for (i = 0; i < numphase-1; i++) { |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1359 phaseroots = PyList_GET_ITEM(roots, i); |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1360 phaseset = PySet_New(NULL); |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1361 if (phaseset == NULL) |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
1362 goto release; |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1363 PyList_SET_ITEM(phasessetlist, i+1, phaseset); |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1364 if (!PyList_Check(phaseroots)) |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
1365 goto release; |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1366 minrevphase = add_roots_get_min(self, phaseroots, i+1, phases); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1367 if (minrevphase == -2) /* Error from add_roots_get_min */ |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
1368 goto release; |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1369 minrevallphases = MIN(minrevallphases, minrevphase); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1370 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1371 /* Propagate the phase information from the roots to the revs */ |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1372 if (minrevallphases != -1) { |
25312
ee02728dd5f9
parsers: simplify the code computing the phases
Laurent Charignon <lcharignon@fb.com>
parents:
25311
diff
changeset
|
1373 int parents[2]; |
ee02728dd5f9
parsers: simplify the code computing the phases
Laurent Charignon <lcharignon@fb.com>
parents:
25311
diff
changeset
|
1374 for (i = minrevallphases; i < len; i++) { |
25860
895f04955a49
parsers: silence warning of implicit integer conversion issued by clang
Yuya Nishihara <yuya@tcha.org>
parents:
25810
diff
changeset
|
1375 if (index_get_parents(self, i, parents, |
895f04955a49
parsers: silence warning of implicit integer conversion issued by clang
Yuya Nishihara <yuya@tcha.org>
parents:
25810
diff
changeset
|
1376 (int)len - 1) < 0) |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
1377 goto release; |
25312
ee02728dd5f9
parsers: simplify the code computing the phases
Laurent Charignon <lcharignon@fb.com>
parents:
25311
diff
changeset
|
1378 set_phase_from_parents(phases, parents[0], parents[1], i); |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1379 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1380 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1381 /* Transform phase list to a python list */ |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1382 phaseslist = PyList_New(len); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1383 if (phaseslist == NULL) |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
1384 goto release; |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1385 for (i = 0; i < len; i++) { |
27365
ec04370bdfaf
parsers: check results of PyInt_FromLong (issue4771)
Bryan O'Sullivan <bos@serpentine.com>
parents:
27364
diff
changeset
|
1386 PyObject *phaseval; |
ec04370bdfaf
parsers: check results of PyInt_FromLong (issue4771)
Bryan O'Sullivan <bos@serpentine.com>
parents:
27364
diff
changeset
|
1387 |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1388 phase = phases[i]; |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1389 /* We only store the sets of phase for non public phase, the public phase |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1390 * is computed as a difference */ |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1391 if (phase != 0) { |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1392 phaseset = PyList_GET_ITEM(phasessetlist, phase); |
25911
f4386cb3252e
parsers: fix memory leak in compute_phases_map_sets
Laurent Charignon <lcharignon@fb.com>
parents:
25860
diff
changeset
|
1393 rev = PyInt_FromLong(i); |
27365
ec04370bdfaf
parsers: check results of PyInt_FromLong (issue4771)
Bryan O'Sullivan <bos@serpentine.com>
parents:
27364
diff
changeset
|
1394 if (rev == NULL) |
ec04370bdfaf
parsers: check results of PyInt_FromLong (issue4771)
Bryan O'Sullivan <bos@serpentine.com>
parents:
27364
diff
changeset
|
1395 goto release; |
25911
f4386cb3252e
parsers: fix memory leak in compute_phases_map_sets
Laurent Charignon <lcharignon@fb.com>
parents:
25860
diff
changeset
|
1396 PySet_Add(phaseset, rev); |
f4386cb3252e
parsers: fix memory leak in compute_phases_map_sets
Laurent Charignon <lcharignon@fb.com>
parents:
25860
diff
changeset
|
1397 Py_XDECREF(rev); |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1398 } |
27365
ec04370bdfaf
parsers: check results of PyInt_FromLong (issue4771)
Bryan O'Sullivan <bos@serpentine.com>
parents:
27364
diff
changeset
|
1399 phaseval = PyInt_FromLong(phase); |
ec04370bdfaf
parsers: check results of PyInt_FromLong (issue4771)
Bryan O'Sullivan <bos@serpentine.com>
parents:
27364
diff
changeset
|
1400 if (phaseval == NULL) |
ec04370bdfaf
parsers: check results of PyInt_FromLong (issue4771)
Bryan O'Sullivan <bos@serpentine.com>
parents:
27364
diff
changeset
|
1401 goto release; |
ec04370bdfaf
parsers: check results of PyInt_FromLong (issue4771)
Bryan O'Sullivan <bos@serpentine.com>
parents:
27364
diff
changeset
|
1402 PyList_SET_ITEM(phaseslist, i, phaseval); |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1403 } |
27410
41127e875758
parsers: use PyTuple_Pack instead of manual list-filling
Bryan O'Sullivan <bos@serpentine.com>
parents:
27366
diff
changeset
|
1404 ret = PyTuple_Pack(2, phaseslist, phasessetlist); |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1405 |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
1406 release: |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1407 Py_XDECREF(phaseslist); |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1408 Py_XDECREF(phasessetlist); |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
1409 done: |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1410 free(phases); |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1411 return ret; |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1412 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1413 |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1414 static PyObject *index_headrevs(indexObject *self, PyObject *args) |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1415 { |
25297
3966e39fea98
changelog: fix bug in heads computation
Laurent Charignon <lcharignon@fb.com>
parents:
25296
diff
changeset
|
1416 Py_ssize_t i, j, len; |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1417 char *nothead = NULL; |
22540
9a860ac8c216
parsers: fix uninitialize variable warning
David Soria Parra <davidsp@fb.com>
parents:
22484
diff
changeset
|
1418 PyObject *heads = NULL; |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1419 PyObject *filter = NULL; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1420 PyObject *filteredrevs = Py_None; |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1421 |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1422 if (!PyArg_ParseTuple(args, "|O", &filteredrevs)) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1423 return NULL; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1424 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1425 |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1426 if (self->headrevs && filteredrevs == self->filteredrevs) |
16787
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1427 return list_copy(self->headrevs); |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1428 |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1429 Py_DECREF(self->filteredrevs); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1430 self->filteredrevs = filteredrevs; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1431 Py_INCREF(filteredrevs); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1432 |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1433 if (filteredrevs != Py_None) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1434 filter = PyObject_GetAttrString(filteredrevs, "__contains__"); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1435 if (!filter) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1436 PyErr_SetString(PyExc_TypeError, |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1437 "filteredrevs has no attribute __contains__"); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1438 goto bail; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1439 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1440 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1441 |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1442 len = index_length(self) - 1; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1443 heads = PyList_New(0); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1444 if (heads == NULL) |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1445 goto bail; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1446 if (len == 0) { |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1447 PyObject *nullid = PyInt_FromLong(-1); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1448 if (nullid == NULL || PyList_Append(heads, nullid) == -1) { |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1449 Py_XDECREF(nullid); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1450 goto bail; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1451 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1452 goto done; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1453 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1454 |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1455 nothead = calloc(len, 1); |
27366
7e8a883da171
parsers: add a missed PyErr_NoMemory
Bryan O'Sullivan <bos@serpentine.com>
parents:
27365
diff
changeset
|
1456 if (nothead == NULL) { |
7e8a883da171
parsers: add a missed PyErr_NoMemory
Bryan O'Sullivan <bos@serpentine.com>
parents:
27365
diff
changeset
|
1457 PyErr_NoMemory(); |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1458 goto bail; |
27366
7e8a883da171
parsers: add a missed PyErr_NoMemory
Bryan O'Sullivan <bos@serpentine.com>
parents:
27365
diff
changeset
|
1459 } |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1460 |
28386
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
1461 for (i = len - 1; i >= 0; i--) { |
25297
3966e39fea98
changelog: fix bug in heads computation
Laurent Charignon <lcharignon@fb.com>
parents:
25296
diff
changeset
|
1462 int isfiltered; |
3966e39fea98
changelog: fix bug in heads computation
Laurent Charignon <lcharignon@fb.com>
parents:
25296
diff
changeset
|
1463 int parents[2]; |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1464 |
28386
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
1465 /* If nothead[i] == 1, it means we've seen an unfiltered child of this |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
1466 * node already, and therefore this node is not filtered. So we can skip |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
1467 * the expensive check_filter step. |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
1468 */ |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
1469 if (nothead[i] != 1) { |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
1470 isfiltered = check_filter(filter, i); |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
1471 if (isfiltered == -1) { |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
1472 PyErr_SetString(PyExc_TypeError, |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
1473 "unable to check filter"); |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
1474 goto bail; |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
1475 } |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
1476 |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
1477 if (isfiltered) { |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
1478 nothead[i] = 1; |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
1479 continue; |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
1480 } |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1481 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1482 |
25860
895f04955a49
parsers: silence warning of implicit integer conversion issued by clang
Yuya Nishihara <yuya@tcha.org>
parents:
25810
diff
changeset
|
1483 if (index_get_parents(self, i, parents, (int)len - 1) < 0) |
25810
82d6a35cf432
parsers: fix buffer overflow by invalid parent revision read from revlog
Yuya Nishihara <yuya@tcha.org>
parents:
25584
diff
changeset
|
1484 goto bail; |
25297
3966e39fea98
changelog: fix bug in heads computation
Laurent Charignon <lcharignon@fb.com>
parents:
25296
diff
changeset
|
1485 for (j = 0; j < 2; j++) { |
3966e39fea98
changelog: fix bug in heads computation
Laurent Charignon <lcharignon@fb.com>
parents:
25296
diff
changeset
|
1486 if (parents[j] >= 0) |
3966e39fea98
changelog: fix bug in heads computation
Laurent Charignon <lcharignon@fb.com>
parents:
25296
diff
changeset
|
1487 nothead[parents[j]] = 1; |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1488 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1489 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1490 |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1491 for (i = 0; i < len; i++) { |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1492 PyObject *head; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1493 |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1494 if (nothead[i]) |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1495 continue; |
22400
888bc106de83
parsers: fix typing issue when constructing Python integer object
Henrik Stuart <hg@hstuart.dk>
parents:
22399
diff
changeset
|
1496 head = PyInt_FromSsize_t(i); |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1497 if (head == NULL || PyList_Append(heads, head) == -1) { |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1498 Py_XDECREF(head); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1499 goto bail; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1500 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1501 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1502 |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1503 done: |
16787
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1504 self->headrevs = heads; |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1505 Py_XDECREF(filter); |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1506 free(nothead); |
16787
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1507 return list_copy(self->headrevs); |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1508 bail: |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1509 Py_XDECREF(filter); |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1510 Py_XDECREF(heads); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1511 free(nothead); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1512 return NULL; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1513 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1514 |
16618
6bae941b58ad
parsers: change the type of nt_level
Bryan O'Sullivan <bryano@fb.com>
parents:
16617
diff
changeset
|
1515 static inline int nt_level(const char *node, Py_ssize_t level) |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1516 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1517 int v = node[level>>1]; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1518 if (!(level & 1)) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1519 v >>= 4; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1520 return v & 0xf; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1521 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1522 |
16616
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1523 /* |
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1524 * Return values: |
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1525 * |
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1526 * -4: match is ambiguous (multiple candidates) |
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1527 * -2: not found |
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1528 * rest: valid rev |
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1529 */ |
16663 | 1530 static int nt_find(indexObject *self, const char *node, Py_ssize_t nodelen, |
1531 int hex) | |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1532 { |
16663 | 1533 int (*getnybble)(const char *, Py_ssize_t) = hex ? hexdigit : nt_level; |
16641
e6dfbc5df76f
parsers: use the correct maximum radix tree depth
Bryan O'Sullivan <bryano@fb.com>
parents:
16604
diff
changeset
|
1534 int level, maxlevel, off; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1535 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1536 if (nodelen == 20 && node[0] == '\0' && memcmp(node, nullid, 20) == 0) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1537 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1538 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1539 if (self->nt == NULL) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1540 return -2; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1541 |
16663 | 1542 if (hex) |
16665
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1543 maxlevel = nodelen > 40 ? 40 : (int)nodelen; |
16663 | 1544 else |
1545 maxlevel = nodelen > 20 ? 40 : ((int)nodelen * 2); | |
16641
e6dfbc5df76f
parsers: use the correct maximum radix tree depth
Bryan O'Sullivan <bryano@fb.com>
parents:
16604
diff
changeset
|
1546 |
e6dfbc5df76f
parsers: use the correct maximum radix tree depth
Bryan O'Sullivan <bryano@fb.com>
parents:
16604
diff
changeset
|
1547 for (level = off = 0; level < maxlevel; level++) { |
16663 | 1548 int k = getnybble(node, level); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1549 nodetree *n = &self->nt[off]; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1550 int v = n->children[k]; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1551 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1552 if (v < 0) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1553 const char *n; |
16663 | 1554 Py_ssize_t i; |
1555 | |
24879
b3142ea2a0d4
parsers: avoid signed integer overflow in calculation of leaf-node index
Yuya Nishihara <yuya@tcha.org>
parents:
24736
diff
changeset
|
1556 v = -(v + 1); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1557 n = index_node(self, v); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1558 if (n == NULL) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1559 return -2; |
16663 | 1560 for (i = level; i < maxlevel; i++) |
1561 if (getnybble(node, i) != nt_level(n, i)) | |
1562 return -2; | |
1563 return v; | |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1564 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1565 if (v == 0) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1566 return -2; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1567 off = v; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1568 } |
16616
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1569 /* multiple matches against an ambiguous prefix */ |
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1570 return -4; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1571 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1572 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1573 static int nt_new(indexObject *self) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1574 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1575 if (self->ntlength == self->ntcapacity) { |
24623
2262d7bc469e
parsers: check for memory allocation overflows more carefully
Bryan O'Sullivan <bryano@fb.com>
parents:
24622
diff
changeset
|
1576 if (self->ntcapacity >= INT_MAX / (sizeof(nodetree) * 2)) { |
2262d7bc469e
parsers: check for memory allocation overflows more carefully
Bryan O'Sullivan <bryano@fb.com>
parents:
24622
diff
changeset
|
1577 PyErr_SetString(PyExc_MemoryError, |
2262d7bc469e
parsers: check for memory allocation overflows more carefully
Bryan O'Sullivan <bryano@fb.com>
parents:
24622
diff
changeset
|
1578 "overflow in nt_new"); |
2262d7bc469e
parsers: check for memory allocation overflows more carefully
Bryan O'Sullivan <bryano@fb.com>
parents:
24622
diff
changeset
|
1579 return -1; |
2262d7bc469e
parsers: check for memory allocation overflows more carefully
Bryan O'Sullivan <bryano@fb.com>
parents:
24622
diff
changeset
|
1580 } |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1581 self->ntcapacity *= 2; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1582 self->nt = realloc(self->nt, |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1583 self->ntcapacity * sizeof(nodetree)); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1584 if (self->nt == NULL) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1585 PyErr_SetString(PyExc_MemoryError, "out of memory"); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1586 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1587 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1588 memset(&self->nt[self->ntlength], 0, |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1589 sizeof(nodetree) * (self->ntcapacity - self->ntlength)); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1590 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1591 return self->ntlength++; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1592 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1593 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1594 static int nt_insert(indexObject *self, const char *node, int rev) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1595 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1596 int level = 0; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1597 int off = 0; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1598 |
16641
e6dfbc5df76f
parsers: use the correct maximum radix tree depth
Bryan O'Sullivan <bryano@fb.com>
parents:
16604
diff
changeset
|
1599 while (level < 40) { |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1600 int k = nt_level(node, level); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1601 nodetree *n; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1602 int v; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1603 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1604 n = &self->nt[off]; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1605 v = n->children[k]; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1606 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1607 if (v == 0) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1608 n->children[k] = -rev - 1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1609 return 0; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1610 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1611 if (v < 0) { |
24879
b3142ea2a0d4
parsers: avoid signed integer overflow in calculation of leaf-node index
Yuya Nishihara <yuya@tcha.org>
parents:
24736
diff
changeset
|
1612 const char *oldnode = index_node(self, -(v + 1)); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1613 int noff; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1614 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1615 if (!oldnode || !memcmp(oldnode, node, 20)) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1616 n->children[k] = -rev - 1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1617 return 0; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1618 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1619 noff = nt_new(self); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1620 if (noff == -1) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1621 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1622 /* self->nt may have been changed by realloc */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1623 self->nt[off].children[k] = noff; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1624 off = noff; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1625 n = &self->nt[off]; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1626 n->children[nt_level(oldnode, ++level)] = v; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1627 if (level > self->ntdepth) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1628 self->ntdepth = level; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1629 self->ntsplits += 1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1630 } else { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1631 level += 1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1632 off = v; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1633 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1634 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1635 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1636 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1637 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1638 |
16615
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1639 static int nt_init(indexObject *self) |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1640 { |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1641 if (self->nt == NULL) { |
26775
3c259710737c
parsers: suppress warning of signed and unsigned comparison at nt_init
Yuya Nishihara <yuya@tcha.org>
parents:
26774
diff
changeset
|
1642 if ((size_t)self->raw_length > INT_MAX / sizeof(nodetree)) { |
20110
40b7c6e4b993
mercurial/parsers.c: fix compiler warning
Abhay Kadam <abhaykadam88@gmail.com>
parents:
19728
diff
changeset
|
1643 PyErr_SetString(PyExc_ValueError, "overflow in nt_init"); |
40b7c6e4b993
mercurial/parsers.c: fix compiler warning
Abhay Kadam <abhaykadam88@gmail.com>
parents:
19728
diff
changeset
|
1644 return -1; |
40b7c6e4b993
mercurial/parsers.c: fix compiler warning
Abhay Kadam <abhaykadam88@gmail.com>
parents:
19728
diff
changeset
|
1645 } |
16615
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1646 self->ntcapacity = self->raw_length < 4 |
20110
40b7c6e4b993
mercurial/parsers.c: fix compiler warning
Abhay Kadam <abhaykadam88@gmail.com>
parents:
19728
diff
changeset
|
1647 ? 4 : (int)self->raw_length / 2; |
40b7c6e4b993
mercurial/parsers.c: fix compiler warning
Abhay Kadam <abhaykadam88@gmail.com>
parents:
19728
diff
changeset
|
1648 |
16615
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1649 self->nt = calloc(self->ntcapacity, sizeof(nodetree)); |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1650 if (self->nt == NULL) { |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1651 PyErr_NoMemory(); |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1652 return -1; |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1653 } |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1654 self->ntlength = 1; |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1655 self->ntrev = (int)index_length(self) - 1; |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1656 self->ntlookups = 1; |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1657 self->ntmisses = 0; |
16664
5bc6edf71b39
parsers: ensure that nullid is always present in the radix tree
Bryan O'Sullivan <bryano@fb.com>
parents:
16663
diff
changeset
|
1658 if (nt_insert(self, nullid, INT_MAX) == -1) |
5bc6edf71b39
parsers: ensure that nullid is always present in the radix tree
Bryan O'Sullivan <bryano@fb.com>
parents:
16663
diff
changeset
|
1659 return -1; |
16615
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1660 } |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1661 return 0; |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1662 } |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1663 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1664 /* |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1665 * Return values: |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1666 * |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1667 * -3: error (exception set) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1668 * -2: not found (no exception set) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1669 * rest: valid rev |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1670 */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1671 static int index_find_node(indexObject *self, |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1672 const char *node, Py_ssize_t nodelen) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1673 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1674 int rev; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1675 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1676 self->ntlookups++; |
16663 | 1677 rev = nt_find(self, node, nodelen, 0); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1678 if (rev >= -1) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1679 return rev; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1680 |
16615
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1681 if (nt_init(self) == -1) |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1682 return -3; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1683 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1684 /* |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1685 * For the first handful of lookups, we scan the entire index, |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1686 * and cache only the matching nodes. This optimizes for cases |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1687 * like "hg tip", where only a few nodes are accessed. |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1688 * |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1689 * After that, we cache every node we visit, using a single |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1690 * scan amortized over multiple lookups. This gives the best |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1691 * bulk performance, e.g. for "hg log". |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1692 */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1693 if (self->ntmisses++ < 4) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1694 for (rev = self->ntrev - 1; rev >= 0; rev--) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1695 const char *n = index_node(self, rev); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1696 if (n == NULL) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1697 return -2; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1698 if (memcmp(node, n, nodelen > 20 ? 20 : nodelen) == 0) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1699 if (nt_insert(self, n, rev) == -1) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1700 return -3; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1701 break; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1702 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1703 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1704 } else { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1705 for (rev = self->ntrev - 1; rev >= 0; rev--) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1706 const char *n = index_node(self, rev); |
16614
1d800eb9ba52
parsers: update ntrev when we stop scanning
Bryan O'Sullivan <bryano@fb.com>
parents:
16597
diff
changeset
|
1707 if (n == NULL) { |
1d800eb9ba52
parsers: update ntrev when we stop scanning
Bryan O'Sullivan <bryano@fb.com>
parents:
16597
diff
changeset
|
1708 self->ntrev = rev + 1; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1709 return -2; |
16614
1d800eb9ba52
parsers: update ntrev when we stop scanning
Bryan O'Sullivan <bryano@fb.com>
parents:
16597
diff
changeset
|
1710 } |
1d800eb9ba52
parsers: update ntrev when we stop scanning
Bryan O'Sullivan <bryano@fb.com>
parents:
16597
diff
changeset
|
1711 if (nt_insert(self, n, rev) == -1) { |
1d800eb9ba52
parsers: update ntrev when we stop scanning
Bryan O'Sullivan <bryano@fb.com>
parents:
16597
diff
changeset
|
1712 self->ntrev = rev + 1; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1713 return -3; |
16614
1d800eb9ba52
parsers: update ntrev when we stop scanning
Bryan O'Sullivan <bryano@fb.com>
parents:
16597
diff
changeset
|
1714 } |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1715 if (memcmp(node, n, nodelen > 20 ? 20 : nodelen) == 0) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1716 break; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1717 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1718 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1719 self->ntrev = rev; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1720 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1721 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1722 if (rev >= 0) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1723 return rev; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1724 return -2; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1725 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1726 |
25561
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1727 static void raise_revlog_error(void) |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1728 { |
25561
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1729 PyObject *mod = NULL, *dict = NULL, *errclass = NULL; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1730 |
25561
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1731 mod = PyImport_ImportModule("mercurial.error"); |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1732 if (mod == NULL) { |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1733 goto cleanup; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1734 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1735 |
25561
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1736 dict = PyModule_GetDict(mod); |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1737 if (dict == NULL) { |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1738 goto cleanup; |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1739 } |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1740 Py_INCREF(dict); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1741 |
25561
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1742 errclass = PyDict_GetItemString(dict, "RevlogError"); |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1743 if (errclass == NULL) { |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1744 PyErr_SetString(PyExc_SystemError, |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1745 "could not find RevlogError"); |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1746 goto cleanup; |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1747 } |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1748 |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1749 /* value of exception is ignored by callers */ |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1750 PyErr_SetString(errclass, "RevlogError"); |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1751 |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1752 cleanup: |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1753 Py_XDECREF(dict); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1754 Py_XDECREF(mod); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1755 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1756 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1757 static PyObject *index_getitem(indexObject *self, PyObject *value) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1758 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1759 char *node; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1760 Py_ssize_t nodelen; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1761 int rev; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1762 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1763 if (PyInt_Check(value)) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1764 return index_get(self, PyInt_AS_LONG(value)); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1765 |
16679
2950d186a927
parsers: strictly check for 20-byte hashes where they're required
Bryan O'Sullivan <bryano@fb.com>
parents:
16641
diff
changeset
|
1766 if (node_check(value, &node, &nodelen) == -1) |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1767 return NULL; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1768 rev = index_find_node(self, node, nodelen); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1769 if (rev >= -1) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1770 return PyInt_FromLong(rev); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1771 if (rev == -2) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1772 raise_revlog_error(); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1773 return NULL; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1774 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1775 |
16665
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1776 static int nt_partialmatch(indexObject *self, const char *node, |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1777 Py_ssize_t nodelen) |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1778 { |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1779 int rev; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1780 |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1781 if (nt_init(self) == -1) |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1782 return -3; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1783 |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1784 if (self->ntrev > 0) { |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1785 /* ensure that the radix tree is fully populated */ |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1786 for (rev = self->ntrev - 1; rev >= 0; rev--) { |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1787 const char *n = index_node(self, rev); |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1788 if (n == NULL) |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1789 return -2; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1790 if (nt_insert(self, n, rev) == -1) |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1791 return -3; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1792 } |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1793 self->ntrev = rev; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1794 } |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1795 |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1796 return nt_find(self, node, nodelen, 1); |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1797 } |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1798 |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1799 static PyObject *index_partialmatch(indexObject *self, PyObject *args) |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1800 { |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1801 const char *fullnode; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1802 int nodelen; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1803 char *node; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1804 int rev, i; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1805 |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1806 if (!PyArg_ParseTuple(args, "s#", &node, &nodelen)) |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1807 return NULL; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1808 |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1809 if (nodelen < 4) { |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1810 PyErr_SetString(PyExc_ValueError, "key too short"); |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1811 return NULL; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1812 } |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1813 |
17353
bde1185f406c
revlog: don't try to partialmatch strings those length > 40
sorcerer
parents:
17165
diff
changeset
|
1814 if (nodelen > 40) { |
bde1185f406c
revlog: don't try to partialmatch strings those length > 40
sorcerer
parents:
17165
diff
changeset
|
1815 PyErr_SetString(PyExc_ValueError, "key too long"); |
bde1185f406c
revlog: don't try to partialmatch strings those length > 40
sorcerer
parents:
17165
diff
changeset
|
1816 return NULL; |
bde1185f406c
revlog: don't try to partialmatch strings those length > 40
sorcerer
parents:
17165
diff
changeset
|
1817 } |
16665
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1818 |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1819 for (i = 0; i < nodelen; i++) |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1820 hexdigit(node, i); |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1821 if (PyErr_Occurred()) { |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
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|
1822 /* input contains non-hex characters */ |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
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|
1823 PyErr_Clear(); |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
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diff
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|
1824 Py_RETURN_NONE; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
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|
1825 } |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
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|
1826 |
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Bryan O'Sullivan <bryano@fb.com>
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16664
diff
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|
1827 rev = nt_partialmatch(self, node, nodelen); |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
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diff
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|
1828 |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
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diff
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|
1829 switch (rev) { |
e410be860393
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Bryan O'Sullivan <bryano@fb.com>
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diff
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|
1830 case -4: |
e410be860393
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Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
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|
1831 raise_revlog_error(); |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
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|
1832 case -3: |
e410be860393
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Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
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|
1833 return NULL; |
e410be860393
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Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
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|
1834 case -2: |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
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|
1835 Py_RETURN_NONE; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
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|
1836 case -1: |
30100
c5afe5531709
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
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|
1837 return PyBytes_FromStringAndSize(nullid, 20); |
16665
e410be860393
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Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
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|
1838 } |
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Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1839 |
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Bryan O'Sullivan <bryano@fb.com>
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16664
diff
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|
1840 fullnode = index_node(self, rev); |
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Bryan O'Sullivan <bryano@fb.com>
parents:
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|
1841 if (fullnode == NULL) { |
e410be860393
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Bryan O'Sullivan <bryano@fb.com>
parents:
16664
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|
1842 PyErr_Format(PyExc_IndexError, |
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Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
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|
1843 "could not access rev %d", rev); |
e410be860393
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Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
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|
1844 return NULL; |
e410be860393
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Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1845 } |
30100
c5afe5531709
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
1846 return PyBytes_FromStringAndSize(fullnode, 20); |
16665
e410be860393
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Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1847 } |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1848 |
16414
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Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
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|
1849 static PyObject *index_m_get(indexObject *self, PyObject *args) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
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|
1850 { |
16679
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Bryan O'Sullivan <bryano@fb.com>
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diff
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|
1851 Py_ssize_t nodelen; |
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Bryan O'Sullivan <bryano@fb.com>
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diff
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|
1852 PyObject *val; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
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|
1853 char *node; |
16679
2950d186a927
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Bryan O'Sullivan <bryano@fb.com>
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16641
diff
changeset
|
1854 int rev; |
16414
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parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1855 |
16679
2950d186a927
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Bryan O'Sullivan <bryano@fb.com>
parents:
16641
diff
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|
1856 if (!PyArg_ParseTuple(args, "O", &val)) |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1857 return NULL; |
16679
2950d186a927
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Bryan O'Sullivan <bryano@fb.com>
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diff
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|
1858 if (node_check(val, &node, &nodelen) == -1) |
2950d186a927
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Bryan O'Sullivan <bryano@fb.com>
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diff
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|
1859 return NULL; |
16414
e8d37b78acfb
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Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
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|
1860 rev = index_find_node(self, node, nodelen); |
27638
90e3c5129226
cleanup: remove superfluous space after space after equals (C)
timeless <timeless@mozdev.org>
parents:
27592
diff
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|
1861 if (rev == -3) |
16414
e8d37b78acfb
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Bryan O'Sullivan <bryano@fb.com>
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diff
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|
1862 return NULL; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
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|
1863 if (rev == -2) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1864 Py_RETURN_NONE; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
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|
1865 return PyInt_FromLong(rev); |
e8d37b78acfb
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Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
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|
1866 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
1867 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
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|
1868 static int index_contains(indexObject *self, PyObject *value) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
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|
1869 { |
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parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
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|
1870 char *node; |
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parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
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|
1871 Py_ssize_t nodelen; |
e8d37b78acfb
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Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
1872 |
e8d37b78acfb
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Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
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|
1873 if (PyInt_Check(value)) { |
e8d37b78acfb
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Bryan O'Sullivan <bryano@fb.com>
parents:
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|
1874 long rev = PyInt_AS_LONG(value); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1875 return rev >= -1 && rev < index_length(self); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
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|
1876 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1877 |
16679
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Bryan O'Sullivan <bryano@fb.com>
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|
1878 if (node_check(value, &node, &nodelen) == -1) |
2950d186a927
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Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
1879 return -1; |
16414
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Bryan O'Sullivan <bryano@fb.com>
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diff
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|
1880 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
1881 switch (index_find_node(self, node, nodelen)) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
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|
1882 case -3: |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1883 return -1; |
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parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1884 case -2: |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1885 return 0; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1886 default: |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1887 return 1; |
e8d37b78acfb
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Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
1888 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1889 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
1890 |
18988
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diff
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|
1891 typedef uint64_t bitmask; |
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diff
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|
1892 |
5bae936764bb
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diff
changeset
|
1893 /* |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1894 * Given a disjoint set of revs, return all candidates for the |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1895 * greatest common ancestor. In revset notation, this is the set |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1896 * "heads(::a and ::b and ...)" |
5bae936764bb
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Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
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|
1897 */ |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
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18900
diff
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|
1898 static PyObject *find_gca_candidates(indexObject *self, const int *revs, |
5bae936764bb
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Bryan O'Sullivan <bryano@fb.com>
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diff
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|
1899 int revcount) |
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|
1900 { |
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diff
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|
1901 const bitmask allseen = (1ull << revcount) - 1; |
5bae936764bb
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Bryan O'Sullivan <bryano@fb.com>
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diff
changeset
|
1902 const bitmask poison = 1ull << revcount; |
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diff
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|
1903 PyObject *gca = PyList_New(0); |
20555
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Mads Kiilerich <madski@unity3d.com>
parents:
20554
diff
changeset
|
1904 int i, v, interesting; |
18988
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diff
changeset
|
1905 int maxrev = -1; |
22399
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Henrik Stuart <hg@hstuart.dk>
parents:
21871
diff
changeset
|
1906 bitmask sp; |
18988
5bae936764bb
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diff
changeset
|
1907 bitmask *seen; |
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diff
changeset
|
1908 |
19727
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Bryan O'Sullivan <bryano@fb.com>
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|
1909 if (gca == NULL) |
3d07b4a2f743
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diff
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|
1910 return PyErr_NoMemory(); |
3d07b4a2f743
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|
1911 |
18988
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|
1912 for (i = 0; i < revcount; i++) { |
5bae936764bb
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|
1913 if (revs[i] > maxrev) |
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|
1914 maxrev = revs[i]; |
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|
1915 } |
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|
1916 |
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|
1917 seen = calloc(sizeof(*seen), maxrev + 1); |
19727
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|
1918 if (seen == NULL) { |
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|
1919 Py_DECREF(gca); |
18988
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|
1920 return PyErr_NoMemory(); |
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|
1921 } |
18988
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|
1922 |
5bae936764bb
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|
1923 for (i = 0; i < revcount; i++) |
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Bryan O'Sullivan <bryano@fb.com>
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|
1924 seen[revs[i]] = 1ull << i; |
5bae936764bb
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|
1925 |
20555
4add43865a9b
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|
1926 interesting = revcount; |
18988
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|
1927 |
5bae936764bb
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diff
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|
1928 for (v = maxrev; v >= 0 && interesting; v--) { |
22399
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Henrik Stuart <hg@hstuart.dk>
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|
1929 bitmask sv = seen[v]; |
18988
5bae936764bb
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|
1930 int parents[2]; |
5bae936764bb
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|
1931 |
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|
1932 if (!sv) |
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diff
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|
1933 continue; |
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diff
changeset
|
1934 |
5bae936764bb
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|
1935 if (sv < poison) { |
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Bryan O'Sullivan <bryano@fb.com>
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diff
changeset
|
1936 interesting -= 1; |
5bae936764bb
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Bryan O'Sullivan <bryano@fb.com>
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|
1937 if (sv == allseen) { |
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changeset
|
1938 PyObject *obj = PyInt_FromLong(v); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1939 if (obj == NULL) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1940 goto bail; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1941 if (PyList_Append(gca, obj) == -1) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1942 Py_DECREF(obj); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1943 goto bail; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1944 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1945 sv |= poison; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1946 for (i = 0; i < revcount; i++) { |
20555
4add43865a9b
ancestors: remove unnecessary handling of 'left'
Mads Kiilerich <madski@unity3d.com>
parents:
20554
diff
changeset
|
1947 if (revs[i] == v) |
4add43865a9b
ancestors: remove unnecessary handling of 'left'
Mads Kiilerich <madski@unity3d.com>
parents:
20554
diff
changeset
|
1948 goto done; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1949 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1950 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1951 } |
25810
82d6a35cf432
parsers: fix buffer overflow by invalid parent revision read from revlog
Yuya Nishihara <yuya@tcha.org>
parents:
25584
diff
changeset
|
1952 if (index_get_parents(self, v, parents, maxrev) < 0) |
82d6a35cf432
parsers: fix buffer overflow by invalid parent revision read from revlog
Yuya Nishihara <yuya@tcha.org>
parents:
25584
diff
changeset
|
1953 goto bail; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1954 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1955 for (i = 0; i < 2; i++) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1956 int p = parents[i]; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1957 if (p == -1) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1958 continue; |
19030
48d6f436363e
parsers: fix variable declaration position issue
Matt Mackall <mpm@selenic.com>
parents:
18988
diff
changeset
|
1959 sp = seen[p]; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1960 if (sv < poison) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1961 if (sp == 0) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1962 seen[p] = sv; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1963 interesting++; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1964 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1965 else if (sp != sv) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1966 seen[p] |= sv; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1967 } else { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1968 if (sp && sp < poison) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1969 interesting--; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1970 seen[p] = sv; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1971 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1972 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1973 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1974 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1975 done: |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1976 free(seen); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1977 return gca; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1978 bail: |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1979 free(seen); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1980 Py_XDECREF(gca); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1981 return NULL; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1982 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1983 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1984 /* |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1985 * Given a disjoint set of revs, return the subset with the longest |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1986 * path to the root. |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1987 */ |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1988 static PyObject *find_deepest(indexObject *self, PyObject *revs) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1989 { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1990 const Py_ssize_t revcount = PyList_GET_SIZE(revs); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1991 static const Py_ssize_t capacity = 24; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1992 int *depth, *interesting = NULL; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1993 int i, j, v, ninteresting; |
21730
8da100383dc3
parsers.c: fix a couple of memory leaks
Danek Duvall <danek.duvall@oracle.com>
parents:
21103
diff
changeset
|
1994 PyObject *dict = NULL, *keys = NULL; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1995 long *seen = NULL; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1996 int maxrev = -1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1997 long final; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1998 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1999 if (revcount > capacity) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2000 PyErr_Format(PyExc_OverflowError, |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2001 "bitset size (%ld) > capacity (%ld)", |
19062
365b0de17c1c
parsers: remove warning: format ‘%ld’ expects argument of type ‘long int’
André Sintzoff <andre.sintzoff@gmail.com>
parents:
19030
diff
changeset
|
2002 (long)revcount, (long)capacity); |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2003 return NULL; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2004 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2005 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2006 for (i = 0; i < revcount; i++) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2007 int n = (int)PyInt_AsLong(PyList_GET_ITEM(revs, i)); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2008 if (n > maxrev) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2009 maxrev = n; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2010 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2011 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2012 depth = calloc(sizeof(*depth), maxrev + 1); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2013 if (depth == NULL) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2014 return PyErr_NoMemory(); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2015 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2016 seen = calloc(sizeof(*seen), maxrev + 1); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2017 if (seen == NULL) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2018 PyErr_NoMemory(); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2019 goto bail; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2020 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2021 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2022 interesting = calloc(sizeof(*interesting), 2 << revcount); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2023 if (interesting == NULL) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2024 PyErr_NoMemory(); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2025 goto bail; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2026 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2027 |
19502
8704477ad3b6
ancestor.deepest: sort revs in C version
Siddharth Agarwal <sid0@fb.com>
parents:
19062
diff
changeset
|
2028 if (PyList_Sort(revs) == -1) |
8704477ad3b6
ancestor.deepest: sort revs in C version
Siddharth Agarwal <sid0@fb.com>
parents:
19062
diff
changeset
|
2029 goto bail; |
8704477ad3b6
ancestor.deepest: sort revs in C version
Siddharth Agarwal <sid0@fb.com>
parents:
19062
diff
changeset
|
2030 |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2031 for (i = 0; i < revcount; i++) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2032 int n = (int)PyInt_AsLong(PyList_GET_ITEM(revs, i)); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2033 long b = 1l << i; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2034 depth[n] = 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2035 seen[n] = b; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2036 interesting[b] = 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2037 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2038 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2039 ninteresting = (int)revcount; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2040 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2041 for (v = maxrev; v >= 0 && ninteresting > 1; v--) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2042 int dv = depth[v]; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2043 int parents[2]; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2044 long sv; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2045 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2046 if (dv == 0) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2047 continue; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2048 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2049 sv = seen[v]; |
25810
82d6a35cf432
parsers: fix buffer overflow by invalid parent revision read from revlog
Yuya Nishihara <yuya@tcha.org>
parents:
25584
diff
changeset
|
2050 if (index_get_parents(self, v, parents, maxrev) < 0) |
82d6a35cf432
parsers: fix buffer overflow by invalid parent revision read from revlog
Yuya Nishihara <yuya@tcha.org>
parents:
25584
diff
changeset
|
2051 goto bail; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2052 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2053 for (i = 0; i < 2; i++) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2054 int p = parents[i]; |
27341
5042b999ef0a
parsers: narrow scope of a variable to be less confusing
Bryan O'Sullivan <bos@serpentine.com>
parents:
27226
diff
changeset
|
2055 long sp; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2056 int dp; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2057 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2058 if (p == -1) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2059 continue; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2060 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2061 dp = depth[p]; |
27341
5042b999ef0a
parsers: narrow scope of a variable to be less confusing
Bryan O'Sullivan <bos@serpentine.com>
parents:
27226
diff
changeset
|
2062 sp = seen[p]; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2063 if (dp <= dv) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2064 depth[p] = dv + 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2065 if (sp != sv) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2066 interesting[sv] += 1; |
27341
5042b999ef0a
parsers: narrow scope of a variable to be less confusing
Bryan O'Sullivan <bos@serpentine.com>
parents:
27226
diff
changeset
|
2067 seen[p] = sv; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2068 if (sp) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2069 interesting[sp] -= 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2070 if (interesting[sp] == 0) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2071 ninteresting -= 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2072 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2073 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2074 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2075 else if (dv == dp - 1) { |
27341
5042b999ef0a
parsers: narrow scope of a variable to be less confusing
Bryan O'Sullivan <bos@serpentine.com>
parents:
27226
diff
changeset
|
2076 long nsp = sp | sv; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2077 if (nsp == sp) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2078 continue; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2079 seen[p] = nsp; |
19503
f2dfda6ac152
ancestor.deepest: decrement ninteresting correctly (issue3984)
Wei, Elson <elson.wei@gmail.com>
parents:
19502
diff
changeset
|
2080 interesting[sp] -= 1; |
f2dfda6ac152
ancestor.deepest: decrement ninteresting correctly (issue3984)
Wei, Elson <elson.wei@gmail.com>
parents:
19502
diff
changeset
|
2081 if (interesting[sp] == 0 && interesting[nsp] > 0) |
f2dfda6ac152
ancestor.deepest: decrement ninteresting correctly (issue3984)
Wei, Elson <elson.wei@gmail.com>
parents:
19502
diff
changeset
|
2082 ninteresting -= 1; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2083 interesting[nsp] += 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2084 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2085 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2086 interesting[sv] -= 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2087 if (interesting[sv] == 0) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2088 ninteresting -= 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2089 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2090 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2091 final = 0; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2092 j = ninteresting; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2093 for (i = 0; i < (int)(2 << revcount) && j > 0; i++) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2094 if (interesting[i] == 0) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2095 continue; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2096 final |= i; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2097 j -= 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2098 } |
21730
8da100383dc3
parsers.c: fix a couple of memory leaks
Danek Duvall <danek.duvall@oracle.com>
parents:
21103
diff
changeset
|
2099 if (final == 0) { |
8da100383dc3
parsers.c: fix a couple of memory leaks
Danek Duvall <danek.duvall@oracle.com>
parents:
21103
diff
changeset
|
2100 keys = PyList_New(0); |
8da100383dc3
parsers.c: fix a couple of memory leaks
Danek Duvall <danek.duvall@oracle.com>
parents:
21103
diff
changeset
|
2101 goto bail; |
8da100383dc3
parsers.c: fix a couple of memory leaks
Danek Duvall <danek.duvall@oracle.com>
parents:
21103
diff
changeset
|
2102 } |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2103 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2104 dict = PyDict_New(); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2105 if (dict == NULL) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2106 goto bail; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2107 |
19504
2fa303619b4d
ancestor.deepest: ignore ninteresting while building result (issue3984)
Siddharth Agarwal <sid0@fb.com>
parents:
19503
diff
changeset
|
2108 for (i = 0; i < revcount; i++) { |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2109 PyObject *key; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2110 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2111 if ((final & (1 << i)) == 0) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2112 continue; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2113 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2114 key = PyList_GET_ITEM(revs, i); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2115 Py_INCREF(key); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2116 Py_INCREF(Py_None); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2117 if (PyDict_SetItem(dict, key, Py_None) == -1) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2118 Py_DECREF(key); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2119 Py_DECREF(Py_None); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2120 goto bail; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2121 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2122 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2123 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2124 keys = PyDict_Keys(dict); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2125 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2126 bail: |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2127 free(depth); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2128 free(seen); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2129 free(interesting); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2130 Py_XDECREF(dict); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2131 |
21730
8da100383dc3
parsers.c: fix a couple of memory leaks
Danek Duvall <danek.duvall@oracle.com>
parents:
21103
diff
changeset
|
2132 return keys; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2133 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2134 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2135 /* |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2136 * Given a (possibly overlapping) set of revs, return all the |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2137 * common ancestors heads: heads(::args[0] and ::a[1] and ...) |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2138 */ |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2139 static PyObject *index_commonancestorsheads(indexObject *self, PyObject *args) |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2140 { |
21103
628c16489d1c
parsers: remove unnecessary gca variable in index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
21102
diff
changeset
|
2141 PyObject *ret = NULL; |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2142 Py_ssize_t argcount, i, len; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2143 bitmask repeat = 0; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2144 int revcount = 0; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2145 int *revs; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2146 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2147 argcount = PySequence_Length(args); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2148 revs = malloc(argcount * sizeof(*revs)); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2149 if (argcount > 0 && revs == NULL) |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2150 return PyErr_NoMemory(); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2151 len = index_length(self) - 1; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2152 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2153 for (i = 0; i < argcount; i++) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2154 static const int capacity = 24; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2155 PyObject *obj = PySequence_GetItem(args, i); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2156 bitmask x; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2157 long val; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2158 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2159 if (!PyInt_Check(obj)) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2160 PyErr_SetString(PyExc_TypeError, |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2161 "arguments must all be ints"); |
23945
33d6aaf84c9e
parsers.c: fix a memory leak in index_commonancestorsheads
Augie Fackler <augie@google.com>
parents:
23944
diff
changeset
|
2162 Py_DECREF(obj); |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2163 goto bail; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2164 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2165 val = PyInt_AsLong(obj); |
23945
33d6aaf84c9e
parsers.c: fix a memory leak in index_commonancestorsheads
Augie Fackler <augie@google.com>
parents:
23944
diff
changeset
|
2166 Py_DECREF(obj); |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2167 if (val == -1) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2168 ret = PyList_New(0); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2169 goto done; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2170 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2171 if (val < 0 || val >= len) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2172 PyErr_SetString(PyExc_IndexError, |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2173 "index out of range"); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2174 goto bail; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2175 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2176 /* this cheesy bloom filter lets us avoid some more |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2177 * expensive duplicate checks in the common set-is-disjoint |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2178 * case */ |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2179 x = 1ull << (val & 0x3f); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2180 if (repeat & x) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2181 int k; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2182 for (k = 0; k < revcount; k++) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2183 if (val == revs[k]) |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2184 goto duplicate; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2185 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2186 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2187 else repeat |= x; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2188 if (revcount >= capacity) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2189 PyErr_Format(PyExc_OverflowError, |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2190 "bitset size (%d) > capacity (%d)", |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2191 revcount, capacity); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2192 goto bail; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2193 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2194 revs[revcount++] = (int)val; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2195 duplicate:; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2196 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2197 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2198 if (revcount == 0) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2199 ret = PyList_New(0); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2200 goto done; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2201 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2202 if (revcount == 1) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2203 PyObject *obj; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2204 ret = PyList_New(1); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2205 if (ret == NULL) |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2206 goto bail; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2207 obj = PyInt_FromLong(revs[0]); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2208 if (obj == NULL) |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2209 goto bail; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2210 PyList_SET_ITEM(ret, 0, obj); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2211 goto done; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2212 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2213 |
21103
628c16489d1c
parsers: remove unnecessary gca variable in index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
21102
diff
changeset
|
2214 ret = find_gca_candidates(self, revs, revcount); |
628c16489d1c
parsers: remove unnecessary gca variable in index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
21102
diff
changeset
|
2215 if (ret == NULL) |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2216 goto bail; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2217 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2218 done: |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2219 free(revs); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2220 return ret; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2221 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2222 bail: |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2223 free(revs); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2224 Py_XDECREF(ret); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2225 return NULL; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2226 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2227 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2228 /* |
24004
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2229 * Given a (possibly overlapping) set of revs, return the greatest |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2230 * common ancestors: those with the longest path to the root. |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2231 */ |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2232 static PyObject *index_ancestors(indexObject *self, PyObject *args) |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2233 { |
26048
0be2f81aadc3
parsers: fix two leaks in index_ancestors
Augie Fackler <augie@google.com>
parents:
26044
diff
changeset
|
2234 PyObject *ret; |
24004
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2235 PyObject *gca = index_commonancestorsheads(self, args); |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2236 if (gca == NULL) |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2237 return NULL; |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2238 |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2239 if (PyList_GET_SIZE(gca) <= 1) { |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2240 return gca; |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2241 } |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2242 |
26048
0be2f81aadc3
parsers: fix two leaks in index_ancestors
Augie Fackler <augie@google.com>
parents:
26044
diff
changeset
|
2243 ret = find_deepest(self, gca); |
0be2f81aadc3
parsers: fix two leaks in index_ancestors
Augie Fackler <augie@google.com>
parents:
26044
diff
changeset
|
2244 Py_DECREF(gca); |
0be2f81aadc3
parsers: fix two leaks in index_ancestors
Augie Fackler <augie@google.com>
parents:
26044
diff
changeset
|
2245 return ret; |
24004
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2246 } |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2247 |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2248 /* |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2249 * Invalidate any trie entries introduced by added revs. |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2250 */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2251 static void nt_invalidate_added(indexObject *self, Py_ssize_t start) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2252 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2253 Py_ssize_t i, len = PyList_GET_SIZE(self->added); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2254 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2255 for (i = start; i < len; i++) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2256 PyObject *tuple = PyList_GET_ITEM(self->added, i); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2257 PyObject *node = PyTuple_GET_ITEM(tuple, 7); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2258 |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
2259 nt_insert(self, PyBytes_AS_STRING(node), -1); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2260 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2261 |
16732
277e2acb7e5c
parsers: use Py_CLEAR where appropriate
Bryan O'Sullivan <bryano@fb.com>
parents:
16699
diff
changeset
|
2262 if (start == 0) |
277e2acb7e5c
parsers: use Py_CLEAR where appropriate
Bryan O'Sullivan <bryano@fb.com>
parents:
16699
diff
changeset
|
2263 Py_CLEAR(self->added); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2264 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2265 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2266 /* |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2267 * Delete a numeric range of revs, which must be at the end of the |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2268 * range, but exclude the sentinel nullid entry. |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2269 */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2270 static int index_slice_del(indexObject *self, PyObject *item) |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2271 { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2272 Py_ssize_t start, stop, step, slicelength; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2273 Py_ssize_t length = index_length(self); |
16784
12a852c7c763
parsers: reduce raw_length when truncating
Bryan O'Sullivan <bryano@fb.com>
parents:
16732
diff
changeset
|
2274 int ret = 0; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2275 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2276 if (PySlice_GetIndicesEx((PySliceObject*)item, length, |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2277 &start, &stop, &step, &slicelength) < 0) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2278 return -1; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2279 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2280 if (slicelength <= 0) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2281 return 0; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2282 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2283 if ((step < 0 && start < stop) || (step > 0 && start > stop)) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2284 stop = start; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2285 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2286 if (step < 0) { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2287 stop = start + 1; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2288 start = stop + step*(slicelength - 1) - 1; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2289 step = -step; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2290 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2291 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2292 if (step != 1) { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2293 PyErr_SetString(PyExc_ValueError, |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2294 "revlog index delete requires step size of 1"); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2295 return -1; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2296 } |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2297 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2298 if (stop != length - 1) { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2299 PyErr_SetString(PyExc_IndexError, |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2300 "revlog index deletion indices are invalid"); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2301 return -1; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2302 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2303 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2304 if (start < self->length - 1) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2305 if (self->nt) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2306 Py_ssize_t i; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2307 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2308 for (i = start + 1; i < self->length - 1; i++) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2309 const char *node = index_node(self, i); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2310 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2311 if (node) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2312 nt_insert(self, node, -1); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2313 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2314 if (self->added) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2315 nt_invalidate_added(self, 0); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2316 if (self->ntrev > start) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2317 self->ntrev = (int)start; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2318 } |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2319 self->length = start + 1; |
18504
d1d5fdcc2d46
parsers: fix memleak of revlog cache entries on strip
Yuya Nishihara <yuya@tcha.org>
parents:
18430
diff
changeset
|
2320 if (start < self->raw_length) { |
d1d5fdcc2d46
parsers: fix memleak of revlog cache entries on strip
Yuya Nishihara <yuya@tcha.org>
parents:
18430
diff
changeset
|
2321 if (self->cache) { |
d1d5fdcc2d46
parsers: fix memleak of revlog cache entries on strip
Yuya Nishihara <yuya@tcha.org>
parents:
18430
diff
changeset
|
2322 Py_ssize_t i; |
d1d5fdcc2d46
parsers: fix memleak of revlog cache entries on strip
Yuya Nishihara <yuya@tcha.org>
parents:
18430
diff
changeset
|
2323 for (i = start; i < self->raw_length; i++) |
d1d5fdcc2d46
parsers: fix memleak of revlog cache entries on strip
Yuya Nishihara <yuya@tcha.org>
parents:
18430
diff
changeset
|
2324 Py_CLEAR(self->cache[i]); |
d1d5fdcc2d46
parsers: fix memleak of revlog cache entries on strip
Yuya Nishihara <yuya@tcha.org>
parents:
18430
diff
changeset
|
2325 } |
16784
12a852c7c763
parsers: reduce raw_length when truncating
Bryan O'Sullivan <bryano@fb.com>
parents:
16732
diff
changeset
|
2326 self->raw_length = start; |
18504
d1d5fdcc2d46
parsers: fix memleak of revlog cache entries on strip
Yuya Nishihara <yuya@tcha.org>
parents:
18430
diff
changeset
|
2327 } |
16784
12a852c7c763
parsers: reduce raw_length when truncating
Bryan O'Sullivan <bryano@fb.com>
parents:
16732
diff
changeset
|
2328 goto done; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2329 } |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2330 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2331 if (self->nt) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2332 nt_invalidate_added(self, start - self->length + 1); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2333 if (self->ntrev > start) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2334 self->ntrev = (int)start; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2335 } |
16784
12a852c7c763
parsers: reduce raw_length when truncating
Bryan O'Sullivan <bryano@fb.com>
parents:
16732
diff
changeset
|
2336 if (self->added) |
12a852c7c763
parsers: reduce raw_length when truncating
Bryan O'Sullivan <bryano@fb.com>
parents:
16732
diff
changeset
|
2337 ret = PyList_SetSlice(self->added, start - self->length + 1, |
12a852c7c763
parsers: reduce raw_length when truncating
Bryan O'Sullivan <bryano@fb.com>
parents:
16732
diff
changeset
|
2338 PyList_GET_SIZE(self->added), NULL); |
12a852c7c763
parsers: reduce raw_length when truncating
Bryan O'Sullivan <bryano@fb.com>
parents:
16732
diff
changeset
|
2339 done: |
16787
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
2340 Py_CLEAR(self->headrevs); |
16784
12a852c7c763
parsers: reduce raw_length when truncating
Bryan O'Sullivan <bryano@fb.com>
parents:
16732
diff
changeset
|
2341 return ret; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2342 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2343 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2344 /* |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2345 * Supported ops: |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2346 * |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2347 * slice deletion |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2348 * string assignment (extend node->rev mapping) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2349 * string deletion (shrink node->rev mapping) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2350 */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2351 static int index_assign_subscript(indexObject *self, PyObject *item, |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2352 PyObject *value) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2353 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2354 char *node; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2355 Py_ssize_t nodelen; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2356 long rev; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2357 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2358 if (PySlice_Check(item) && value == NULL) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2359 return index_slice_del(self, item); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2360 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2361 if (node_check(item, &node, &nodelen) == -1) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2362 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2363 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2364 if (value == NULL) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2365 return self->nt ? nt_insert(self, node, -1) : 0; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2366 rev = PyInt_AsLong(value); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2367 if (rev > INT_MAX || rev < 0) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2368 if (!PyErr_Occurred()) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2369 PyErr_SetString(PyExc_ValueError, "rev out of range"); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2370 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2371 } |
23468
ee311681e591
parsers: ensure revlog index node tree is initialized before insertion
Mike Edgar <adgar@google.com>
parents:
23087
diff
changeset
|
2372 |
ee311681e591
parsers: ensure revlog index node tree is initialized before insertion
Mike Edgar <adgar@google.com>
parents:
23087
diff
changeset
|
2373 if (nt_init(self) == -1) |
ee311681e591
parsers: ensure revlog index node tree is initialized before insertion
Mike Edgar <adgar@google.com>
parents:
23087
diff
changeset
|
2374 return -1; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2375 return nt_insert(self, node, (int)rev); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2376 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2377 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2378 /* |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2379 * Find all RevlogNG entries in an index that has inline data. Update |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2380 * the optional "offsets" table with those entries. |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2381 */ |
22401
9ba8a93e55f5
parsers: ensure correct return type for inline_scan
Henrik Stuart <hg@hstuart.dk>
parents:
22400
diff
changeset
|
2382 static Py_ssize_t inline_scan(indexObject *self, const char **offsets) |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2383 { |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
2384 const char *data = PyBytes_AS_STRING(self->data); |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
2385 Py_ssize_t pos = 0; |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
2386 Py_ssize_t end = PyBytes_GET_SIZE(self->data); |
16863
bbedef66c6f3
parsers: replace magic number 64 with symbolic constant
Bryan O'Sullivan <bryano@fb.com>
parents:
16787
diff
changeset
|
2387 long incr = v1_hdrsize; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2388 Py_ssize_t len = 0; |
13254
5ef5eb1f3515
revlog: only build the nodemap on demand
Matt Mackall <mpm@selenic.com>
parents:
11361
diff
changeset
|
2389 |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
2390 while (pos + v1_hdrsize <= end && pos >= 0) { |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2391 uint32_t comp_len; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2392 /* 3rd element of header is length of compressed inline data */ |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
2393 comp_len = getbe32(data + pos + 8); |
16863
bbedef66c6f3
parsers: replace magic number 64 with symbolic constant
Bryan O'Sullivan <bryano@fb.com>
parents:
16787
diff
changeset
|
2394 incr = v1_hdrsize + comp_len; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2395 if (offsets) |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
2396 offsets[len] = data + pos; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2397 len++; |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
2398 pos += incr; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2399 } |
13254
5ef5eb1f3515
revlog: only build the nodemap on demand
Matt Mackall <mpm@selenic.com>
parents:
11361
diff
changeset
|
2400 |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
2401 if (pos != end) { |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2402 if (!PyErr_Occurred()) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2403 PyErr_SetString(PyExc_ValueError, "corrupt index file"); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2404 return -1; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2405 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2406 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2407 return len; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2408 } |
13254
5ef5eb1f3515
revlog: only build the nodemap on demand
Matt Mackall <mpm@selenic.com>
parents:
11361
diff
changeset
|
2409 |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2410 static int index_init(indexObject *self, PyObject *args) |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2411 { |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2412 PyObject *data_obj, *inlined_obj; |
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2413 Py_ssize_t size; |
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2414 |
20109
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2415 /* Initialize before argument-checking to avoid index_dealloc() crash. */ |
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2416 self->raw_length = 0; |
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2417 self->added = NULL; |
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2418 self->cache = NULL; |
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2419 self->data = NULL; |
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2420 self->headrevs = NULL; |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
2421 self->filteredrevs = Py_None; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
2422 Py_INCREF(Py_None); |
20109
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2423 self->nt = NULL; |
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2424 self->offsets = NULL; |
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2425 |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2426 if (!PyArg_ParseTuple(args, "OO", &data_obj, &inlined_obj)) |
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2427 return -1; |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
2428 if (!PyBytes_Check(data_obj)) { |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2429 PyErr_SetString(PyExc_TypeError, "data is not a string"); |
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2430 return -1; |
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2431 } |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
2432 size = PyBytes_GET_SIZE(data_obj); |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2433 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2434 self->inlined = inlined_obj && PyObject_IsTrue(inlined_obj); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2435 self->data = data_obj; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2436 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2437 self->ntlength = self->ntcapacity = 0; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2438 self->ntdepth = self->ntsplits = 0; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2439 self->ntlookups = self->ntmisses = 0; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2440 self->ntrev = -1; |
16597
b767382a8675
parsers: fix refcount bug on corrupt index
Matt Mackall <mpm@selenic.com>
parents:
16572
diff
changeset
|
2441 Py_INCREF(self->data); |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2442 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2443 if (self->inlined) { |
22401
9ba8a93e55f5
parsers: ensure correct return type for inline_scan
Henrik Stuart <hg@hstuart.dk>
parents:
22400
diff
changeset
|
2444 Py_ssize_t len = inline_scan(self, NULL); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2445 if (len == -1) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2446 goto bail; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2447 self->raw_length = len; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2448 self->length = len + 1; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2449 } else { |
16863
bbedef66c6f3
parsers: replace magic number 64 with symbolic constant
Bryan O'Sullivan <bryano@fb.com>
parents:
16787
diff
changeset
|
2450 if (size % v1_hdrsize) { |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2451 PyErr_SetString(PyExc_ValueError, "corrupt index file"); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2452 goto bail; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2453 } |
16863
bbedef66c6f3
parsers: replace magic number 64 with symbolic constant
Bryan O'Sullivan <bryano@fb.com>
parents:
16787
diff
changeset
|
2454 self->raw_length = size / v1_hdrsize; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2455 self->length = self->raw_length + 1; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2456 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2457 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2458 return 0; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2459 bail: |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2460 return -1; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2461 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2462 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2463 static PyObject *index_nodemap(indexObject *self) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2464 { |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2465 Py_INCREF(self); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2466 return (PyObject *)self; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2467 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2468 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2469 static void index_dealloc(indexObject *self) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2470 { |
16370
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
2471 _index_clearcaches(self); |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
2472 Py_XDECREF(self->filteredrevs); |
20109
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2473 Py_XDECREF(self->data); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2474 Py_XDECREF(self->added); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2475 PyObject_Del(self); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2476 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2477 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2478 static PySequenceMethods index_sequence_methods = { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2479 (lenfunc)index_length, /* sq_length */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2480 0, /* sq_concat */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2481 0, /* sq_repeat */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2482 (ssizeargfunc)index_get, /* sq_item */ |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2483 0, /* sq_slice */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2484 0, /* sq_ass_item */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2485 0, /* sq_ass_slice */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2486 (objobjproc)index_contains, /* sq_contains */ |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2487 }; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2488 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2489 static PyMappingMethods index_mapping_methods = { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2490 (lenfunc)index_length, /* mp_length */ |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2491 (binaryfunc)index_getitem, /* mp_subscript */ |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2492 (objobjargproc)index_assign_subscript, /* mp_ass_subscript */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2493 }; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2494 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2495 static PyMethodDef index_methods[] = { |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2496 {"ancestors", (PyCFunction)index_ancestors, METH_VARARGS, |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2497 "return the gca set of the given revs"}, |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2498 {"commonancestorsheads", (PyCFunction)index_commonancestorsheads, |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2499 METH_VARARGS, |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2500 "return the heads of the common ancestors of the given revs"}, |
16370
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
2501 {"clearcaches", (PyCFunction)index_clearcaches, METH_NOARGS, |
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
2502 "clear the index caches"}, |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2503 {"get", (PyCFunction)index_m_get, METH_VARARGS, |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2504 "get an index entry"}, |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
2505 {"computephasesmapsets", (PyCFunction)compute_phases_map_sets, |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
2506 METH_VARARGS, "compute phases"}, |
26053
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
2507 {"reachableroots2", (PyCFunction)reachableroots2, METH_VARARGS, |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
2508 "reachableroots"}, |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
2509 {"headrevs", (PyCFunction)index_headrevs, METH_VARARGS, |
23087
42342f9afe01
parsers: introduce headrevsfiltered in C extension
Mads Kiilerich <madski@unity3d.com>
parents:
23073
diff
changeset
|
2510 "get head revisions"}, /* Can do filtering since 3.2 */ |
42342f9afe01
parsers: introduce headrevsfiltered in C extension
Mads Kiilerich <madski@unity3d.com>
parents:
23073
diff
changeset
|
2511 {"headrevsfiltered", (PyCFunction)index_headrevs, METH_VARARGS, |
42342f9afe01
parsers: introduce headrevsfiltered in C extension
Mads Kiilerich <madski@unity3d.com>
parents:
23073
diff
changeset
|
2512 "get filtered head revisions"}, /* Can always do filtering */ |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2513 {"insert", (PyCFunction)index_insert, METH_VARARGS, |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2514 "insert an index entry"}, |
16665
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
2515 {"partialmatch", (PyCFunction)index_partialmatch, METH_VARARGS, |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
2516 "match a potentially ambiguous node ID"}, |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2517 {"stats", (PyCFunction)index_stats, METH_NOARGS, |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2518 "stats for the index"}, |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2519 {NULL} /* Sentinel */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2520 }; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2521 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2522 static PyGetSetDef index_getset[] = { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2523 {"nodemap", (getter)index_nodemap, NULL, "nodemap", NULL}, |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2524 {NULL} /* Sentinel */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2525 }; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2526 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2527 static PyTypeObject indexType = { |
30103
74cd33c9be76
parsers: use PyVarObject_HEAD_INIT
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30100
diff
changeset
|
2528 PyVarObject_HEAD_INIT(NULL, 0) |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2529 "parsers.index", /* tp_name */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2530 sizeof(indexObject), /* tp_basicsize */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2531 0, /* tp_itemsize */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2532 (destructor)index_dealloc, /* tp_dealloc */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2533 0, /* tp_print */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2534 0, /* tp_getattr */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2535 0, /* tp_setattr */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2536 0, /* tp_compare */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2537 0, /* tp_repr */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2538 0, /* tp_as_number */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2539 &index_sequence_methods, /* tp_as_sequence */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2540 &index_mapping_methods, /* tp_as_mapping */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2541 0, /* tp_hash */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2542 0, /* tp_call */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2543 0, /* tp_str */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2544 0, /* tp_getattro */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2545 0, /* tp_setattro */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2546 0, /* tp_as_buffer */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2547 Py_TPFLAGS_DEFAULT, /* tp_flags */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2548 "revlog index", /* tp_doc */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2549 0, /* tp_traverse */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2550 0, /* tp_clear */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2551 0, /* tp_richcompare */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2552 0, /* tp_weaklistoffset */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2553 0, /* tp_iter */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2554 0, /* tp_iternext */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2555 index_methods, /* tp_methods */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2556 0, /* tp_members */ |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2557 index_getset, /* tp_getset */ |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2558 0, /* tp_base */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2559 0, /* tp_dict */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2560 0, /* tp_descr_get */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2561 0, /* tp_descr_set */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2562 0, /* tp_dictoffset */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2563 (initproc)index_init, /* tp_init */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2564 0, /* tp_alloc */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2565 }; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2566 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2567 /* |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2568 * returns a tuple of the form (index, index, cache) with elements as |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2569 * follows: |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2570 * |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2571 * index: an index object that lazily parses RevlogNG records |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2572 * cache: if data is inlined, a tuple (index_file_content, 0), else None |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2573 * |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2574 * added complications are for backwards compatibility |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2575 */ |
13254
5ef5eb1f3515
revlog: only build the nodemap on demand
Matt Mackall <mpm@selenic.com>
parents:
11361
diff
changeset
|
2576 static PyObject *parse_index2(PyObject *self, PyObject *args) |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2577 { |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2578 PyObject *tuple = NULL, *cache = NULL; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2579 indexObject *idx; |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2580 int ret; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2581 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2582 idx = PyObject_New(indexObject, &indexType); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2583 if (idx == NULL) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2584 goto bail; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2585 |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2586 ret = index_init(idx, args); |
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2587 if (ret == -1) |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2588 goto bail; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2589 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2590 if (idx->inlined) { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2591 cache = Py_BuildValue("iO", 0, idx->data); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2592 if (cache == NULL) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2593 goto bail; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2594 } else { |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2595 cache = Py_None; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2596 Py_INCREF(cache); |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2597 } |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2598 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2599 tuple = Py_BuildValue("NN", idx, cache); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2600 if (!tuple) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2601 goto bail; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2602 return tuple; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2603 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2604 bail: |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2605 Py_XDECREF(idx); |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2606 Py_XDECREF(cache); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2607 Py_XDECREF(tuple); |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2608 return NULL; |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2609 } |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2610 |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2611 #define BUMPED_FIX 1 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2612 #define USING_SHA_256 2 |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2613 #define FM1_HEADER_SIZE (4 + 8 + 2 + 2 + 1 + 1 + 1) |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2614 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2615 static PyObject *readshas( |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2616 const char *source, unsigned char num, Py_ssize_t hashwidth) |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2617 { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2618 int i; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2619 PyObject *list = PyTuple_New(num); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2620 if (list == NULL) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2621 return NULL; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2622 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2623 for (i = 0; i < num; i++) { |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
2624 PyObject *hash = PyBytes_FromStringAndSize(source, hashwidth); |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2625 if (hash == NULL) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2626 Py_DECREF(list); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2627 return NULL; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2628 } |
26213
4d6cdea33f37
parsers: use PyTuple_SET_ITEM() to fill new marker tuples
Yuya Nishihara <yuya@tcha.org>
parents:
26107
diff
changeset
|
2629 PyTuple_SET_ITEM(list, i, hash); |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2630 source += hashwidth; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2631 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2632 return list; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2633 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2634 |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2635 static PyObject *fm1readmarker(const char *databegin, const char *dataend, |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2636 uint32_t *msize) |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2637 { |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2638 const char *data = databegin; |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2639 const char *meta; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2640 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2641 double mtime; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2642 int16_t tz; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2643 uint16_t flags; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2644 unsigned char nsuccs, nparents, nmetadata; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2645 Py_ssize_t hashwidth = 20; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2646 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2647 PyObject *prec = NULL, *parents = NULL, *succs = NULL; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2648 PyObject *metadata = NULL, *ret = NULL; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2649 int i; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2650 |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2651 if (data + FM1_HEADER_SIZE > dataend) { |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2652 goto overflow; |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2653 } |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2654 |
24019
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2655 *msize = getbe32(data); |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2656 data += 4; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2657 mtime = getbefloat64(data); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2658 data += 8; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2659 tz = getbeint16(data); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2660 data += 2; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2661 flags = getbeuint16(data); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2662 data += 2; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2663 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2664 if (flags & USING_SHA_256) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2665 hashwidth = 32; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2666 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2667 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2668 nsuccs = (unsigned char)(*data++); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2669 nparents = (unsigned char)(*data++); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2670 nmetadata = (unsigned char)(*data++); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2671 |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2672 if (databegin + *msize > dataend) { |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2673 goto overflow; |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2674 } |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2675 dataend = databegin + *msize; /* narrow down to marker size */ |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2676 |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2677 if (data + hashwidth > dataend) { |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2678 goto overflow; |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2679 } |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
2680 prec = PyBytes_FromStringAndSize(data, hashwidth); |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2681 data += hashwidth; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2682 if (prec == NULL) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2683 goto bail; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2684 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2685 |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2686 if (data + nsuccs * hashwidth > dataend) { |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2687 goto overflow; |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2688 } |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2689 succs = readshas(data, nsuccs, hashwidth); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2690 if (succs == NULL) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2691 goto bail; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2692 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2693 data += nsuccs * hashwidth; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2694 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2695 if (nparents == 1 || nparents == 2) { |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2696 if (data + nparents * hashwidth > dataend) { |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2697 goto overflow; |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2698 } |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2699 parents = readshas(data, nparents, hashwidth); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2700 if (parents == NULL) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2701 goto bail; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2702 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2703 data += nparents * hashwidth; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2704 } else { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2705 parents = Py_None; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2706 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2707 |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2708 if (data + 2 * nmetadata > dataend) { |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2709 goto overflow; |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2710 } |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2711 meta = data + (2 * nmetadata); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2712 metadata = PyTuple_New(nmetadata); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2713 if (metadata == NULL) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2714 goto bail; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2715 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2716 for (i = 0; i < nmetadata; i++) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2717 PyObject *tmp, *left = NULL, *right = NULL; |
26590
473a63c45394
parsers: read sizes of metadata pair of obsolete marker at once
Yuya Nishihara <yuya@tcha.org>
parents:
26214
diff
changeset
|
2718 Py_ssize_t leftsize = (unsigned char)(*data++); |
473a63c45394
parsers: read sizes of metadata pair of obsolete marker at once
Yuya Nishihara <yuya@tcha.org>
parents:
26214
diff
changeset
|
2719 Py_ssize_t rightsize = (unsigned char)(*data++); |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2720 if (meta + leftsize + rightsize > dataend) { |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2721 goto overflow; |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2722 } |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
2723 left = PyBytes_FromStringAndSize(meta, leftsize); |
26590
473a63c45394
parsers: read sizes of metadata pair of obsolete marker at once
Yuya Nishihara <yuya@tcha.org>
parents:
26214
diff
changeset
|
2724 meta += leftsize; |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
2725 right = PyBytes_FromStringAndSize(meta, rightsize); |
26590
473a63c45394
parsers: read sizes of metadata pair of obsolete marker at once
Yuya Nishihara <yuya@tcha.org>
parents:
26214
diff
changeset
|
2726 meta += rightsize; |
26214
46605888faf3
parsers: use PyTuple_New and SET_ITEM to construct metadata pair of markers
Yuya Nishihara <yuya@tcha.org>
parents:
26213
diff
changeset
|
2727 tmp = PyTuple_New(2); |
46605888faf3
parsers: use PyTuple_New and SET_ITEM to construct metadata pair of markers
Yuya Nishihara <yuya@tcha.org>
parents:
26213
diff
changeset
|
2728 if (!left || !right || !tmp) { |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2729 Py_XDECREF(left); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2730 Py_XDECREF(right); |
26214
46605888faf3
parsers: use PyTuple_New and SET_ITEM to construct metadata pair of markers
Yuya Nishihara <yuya@tcha.org>
parents:
26213
diff
changeset
|
2731 Py_XDECREF(tmp); |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2732 goto bail; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2733 } |
26214
46605888faf3
parsers: use PyTuple_New and SET_ITEM to construct metadata pair of markers
Yuya Nishihara <yuya@tcha.org>
parents:
26213
diff
changeset
|
2734 PyTuple_SET_ITEM(tmp, 0, left); |
46605888faf3
parsers: use PyTuple_New and SET_ITEM to construct metadata pair of markers
Yuya Nishihara <yuya@tcha.org>
parents:
26213
diff
changeset
|
2735 PyTuple_SET_ITEM(tmp, 1, right); |
26213
4d6cdea33f37
parsers: use PyTuple_SET_ITEM() to fill new marker tuples
Yuya Nishihara <yuya@tcha.org>
parents:
26107
diff
changeset
|
2736 PyTuple_SET_ITEM(metadata, i, tmp); |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2737 } |
24019
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2738 ret = Py_BuildValue("(OOHO(di)O)", prec, succs, flags, |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2739 metadata, mtime, (int)tz * 60, parents); |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2740 goto bail; /* return successfully */ |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2741 |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2742 overflow: |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2743 PyErr_SetString(PyExc_ValueError, "overflow in obsstore"); |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2744 bail: |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2745 Py_XDECREF(prec); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2746 Py_XDECREF(succs); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2747 Py_XDECREF(metadata); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2748 if (parents != Py_None) |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2749 Py_XDECREF(parents); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2750 return ret; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2751 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2752 |
24019
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2753 |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2754 static PyObject *fm1readmarkers(PyObject *self, PyObject *args) { |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2755 const char *data, *dataend; |
26872
ce03e72837c6
parsers: fix width of datalen variable in fm1readmarkers
Yuya Nishihara <yuya@tcha.org>
parents:
26775
diff
changeset
|
2756 int datalen; |
26107
50582df9d7a7
parsers: fix two cases of unsigned long instead of Py_ssize_t
Augie Fackler <augie@google.com>
parents:
26098
diff
changeset
|
2757 Py_ssize_t offset, stop; |
24019
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2758 PyObject *markers = NULL; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2759 |
26107
50582df9d7a7
parsers: fix two cases of unsigned long instead of Py_ssize_t
Augie Fackler <augie@google.com>
parents:
26098
diff
changeset
|
2760 if (!PyArg_ParseTuple(args, "s#nn", &data, &datalen, &offset, &stop)) { |
24019
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2761 return NULL; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2762 } |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2763 dataend = data + datalen; |
24019
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2764 data += offset; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2765 markers = PyList_New(0); |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2766 if (!markers) { |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2767 return NULL; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2768 } |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2769 while (offset < stop) { |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2770 uint32_t msize; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2771 int error; |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2772 PyObject *record = fm1readmarker(data, dataend, &msize); |
24019
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2773 if (!record) { |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2774 goto bail; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2775 } |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2776 error = PyList_Append(markers, record); |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2777 Py_DECREF(record); |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2778 if (error) { |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2779 goto bail; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2780 } |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2781 data += msize; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2782 offset += msize; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2783 } |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2784 return markers; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2785 bail: |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2786 Py_DECREF(markers); |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2787 return NULL; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2788 } |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2789 |
6389
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
2790 static char parsers_doc[] = "Efficient content parsing."; |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
2791 |
17606
318fb32b980e
pathencode: new C module with fast encodedir() function
Adrian Buehlmann <adrian@cadifra.com>
parents:
17356
diff
changeset
|
2792 PyObject *encodedir(PyObject *self, PyObject *args); |
17616
9535a0dc41f2
store: implement fncache basic path encoding in C
Bryan O'Sullivan <bryano@fb.com>
parents:
17606
diff
changeset
|
2793 PyObject *pathencode(PyObject *self, PyObject *args); |
18430
0459c6555f69
store: implement lowerencode in C
Bryan O'Sullivan <bryano@fb.com>
parents:
17616
diff
changeset
|
2794 PyObject *lowerencode(PyObject *self, PyObject *args); |
17606
318fb32b980e
pathencode: new C module with fast encodedir() function
Adrian Buehlmann <adrian@cadifra.com>
parents:
17356
diff
changeset
|
2795 |
6389
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
2796 static PyMethodDef methods[] = { |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
2797 {"pack_dirstate", pack_dirstate, METH_VARARGS, "pack a dirstate\n"}, |
27592
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
2798 {"nonnormalentries", nonnormalentries, METH_VARARGS, |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
2799 "create a set containing non-normal entries of given dirstate\n"}, |
6389
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
2800 {"parse_manifest", parse_manifest, METH_VARARGS, "parse a manifest\n"}, |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
2801 {"parse_dirstate", parse_dirstate, METH_VARARGS, "parse a dirstate\n"}, |
13254
5ef5eb1f3515
revlog: only build the nodemap on demand
Matt Mackall <mpm@selenic.com>
parents:
11361
diff
changeset
|
2802 {"parse_index2", parse_index2, METH_VARARGS, "parse a revlog index\n"}, |
22778
80f2b63dd83a
parsers: add a function to efficiently lowercase ASCII strings
Siddharth Agarwal <sid0@fb.com>
parents:
22604
diff
changeset
|
2803 {"asciilower", asciilower, METH_VARARGS, "lowercase an ASCII string\n"}, |
24577
bf55df007535
parsers: introduce an asciiupper function
Siddharth Agarwal <sid0@fb.com>
parents:
24576
diff
changeset
|
2804 {"asciiupper", asciiupper, METH_VARARGS, "uppercase an ASCII string\n"}, |
25584
72b2711f12ea
parsers: add an API to create a new presized dict
Siddharth Agarwal <sid0@fb.com>
parents:
25583
diff
changeset
|
2805 {"dict_new_presized", dict_new_presized, METH_VARARGS, |
72b2711f12ea
parsers: add an API to create a new presized dict
Siddharth Agarwal <sid0@fb.com>
parents:
25583
diff
changeset
|
2806 "construct a dict with an expected size\n"}, |
24609
670aaee7931c
parsers: add a C function to create a file foldmap
Siddharth Agarwal <sid0@fb.com>
parents:
24606
diff
changeset
|
2807 {"make_file_foldmap", make_file_foldmap, METH_VARARGS, |
670aaee7931c
parsers: add a C function to create a file foldmap
Siddharth Agarwal <sid0@fb.com>
parents:
24606
diff
changeset
|
2808 "make file foldmap\n"}, |
17606
318fb32b980e
pathencode: new C module with fast encodedir() function
Adrian Buehlmann <adrian@cadifra.com>
parents:
17356
diff
changeset
|
2809 {"encodedir", encodedir, METH_VARARGS, "encodedir a path\n"}, |
17616
9535a0dc41f2
store: implement fncache basic path encoding in C
Bryan O'Sullivan <bryano@fb.com>
parents:
17606
diff
changeset
|
2810 {"pathencode", pathencode, METH_VARARGS, "fncache-encode a path\n"}, |
18430
0459c6555f69
store: implement lowerencode in C
Bryan O'Sullivan <bryano@fb.com>
parents:
17616
diff
changeset
|
2811 {"lowerencode", lowerencode, METH_VARARGS, "lower-encode a path\n"}, |
24019
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2812 {"fm1readmarkers", fm1readmarkers, METH_VARARGS, |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2813 "parse v1 obsolete markers\n"}, |
6389
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
2814 {NULL, NULL} |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
2815 }; |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
2816 |
18900
02ee846b246a
scmutil: rewrite dirs in C, use if available
Bryan O'Sullivan <bryano@fb.com>
parents:
18567
diff
changeset
|
2817 void dirs_module_init(PyObject *mod); |
24214
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
24032
diff
changeset
|
2818 void manifest_module_init(PyObject *mod); |
18900
02ee846b246a
scmutil: rewrite dirs in C, use if available
Bryan O'Sullivan <bryano@fb.com>
parents:
18567
diff
changeset
|
2819 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2820 static void module_init(PyObject *mod) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2821 { |
20742
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
2822 /* This module constant has two purposes. First, it lets us unit test |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
2823 * the ImportError raised without hard-coding any error text. This |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
2824 * means we can change the text in the future without breaking tests, |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
2825 * even across changesets without a recompile. Second, its presence |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
2826 * can be used to determine whether the version-checking logic is |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
2827 * present, which also helps in testing across changesets without a |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
2828 * recompile. Note that this means the pure-Python version of parsers |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
2829 * should not have this module constant. */ |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
2830 PyModule_AddStringConstant(mod, "versionerrortext", versionerrortext); |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
2831 |
18900
02ee846b246a
scmutil: rewrite dirs in C, use if available
Bryan O'Sullivan <bryano@fb.com>
parents:
18567
diff
changeset
|
2832 dirs_module_init(mod); |
24214
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
24032
diff
changeset
|
2833 manifest_module_init(mod); |
18900
02ee846b246a
scmutil: rewrite dirs in C, use if available
Bryan O'Sullivan <bryano@fb.com>
parents:
18567
diff
changeset
|
2834 |
16604
48e42f984074
parsers: statically initializing tp_new to PyType_GenericNew is not portable
Adrian Buehlmann <adrian@cadifra.com>
parents:
16597
diff
changeset
|
2835 indexType.tp_new = PyType_GenericNew; |
21809
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
2836 if (PyType_Ready(&indexType) < 0 || |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
2837 PyType_Ready(&dirstateTupleType) < 0) |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2838 return; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2839 Py_INCREF(&indexType); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2840 PyModule_AddObject(mod, "index", (PyObject *)&indexType); |
21809
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
2841 Py_INCREF(&dirstateTupleType); |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
2842 PyModule_AddObject(mod, "dirstatetuple", |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
2843 (PyObject *)&dirstateTupleType); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2844 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2845 nullentry = Py_BuildValue("iiiiiiis#", 0, 0, 0, |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2846 -1, -1, -1, -1, nullid, 20); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2847 if (nullentry) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
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2848 PyObject_GC_UnTrack(nullentry); |
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2849 } |
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2850 |
20742
3681de20b0a7
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Chris Jerdonek <chris.jerdonek@gmail.com>
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2851 static int check_python_version(void) |
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2852 { |
23943
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2853 PyObject *sys = PyImport_ImportModule("sys"), *ver; |
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Augie Fackler <augie@google.com>
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2854 long hexversion; |
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Augie Fackler <augie@google.com>
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2855 if (!sys) |
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2856 return -1; |
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2857 ver = PyObject_GetAttrString(sys, "hexversion"); |
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2858 Py_DECREF(sys); |
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2859 if (!ver) |
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2860 return -1; |
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|
2861 hexversion = PyInt_AsLong(ver); |
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Augie Fackler <augie@google.com>
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|
2862 Py_DECREF(ver); |
20742
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2863 /* sys.hexversion is a 32-bit number by default, so the -1 case |
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|
2864 * should only occur in unusual circumstances (e.g. if sys.hexversion |
3681de20b0a7
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|
2865 * is manually set to an invalid value). */ |
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Chris Jerdonek <chris.jerdonek@gmail.com>
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2866 if ((hexversion == -1) || (hexversion >> 16 != PY_VERSION_HEX >> 16)) { |
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2867 PyErr_Format(PyExc_ImportError, "%s: The Mercurial extension " |
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|
2868 "modules were compiled with Python " PY_VERSION ", but " |
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|
2869 "Mercurial is currently using Python with sys.hexversion=%ld: " |
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2870 "Python %s\n at: %s", versionerrortext, hexversion, |
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|
2871 Py_GetVersion(), Py_GetProgramFullPath()); |
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2872 return -1; |
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|
2873 } |
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2874 return 0; |
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|
2875 } |
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|
2876 |
11361
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Renato Cunha <renatoc@gmail.com>
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|
2877 #ifdef IS_PY3K |
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|
2878 static struct PyModuleDef parsers_module = { |
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|
2879 PyModuleDef_HEAD_INIT, |
3de3d670d2b6
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|
2880 "parsers", |
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|
2881 parsers_doc, |
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|
2882 -1, |
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|
2883 methods |
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|
2884 }; |
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|
2885 |
3de3d670d2b6
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diff
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|
2886 PyMODINIT_FUNC PyInit_parsers(void) |
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|
2887 { |
20797
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|
2888 PyObject *mod; |
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|
2889 |
20742
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|
2890 if (check_python_version() == -1) |
30090
8abe9264c73a
parsers: return NULL from PyInit_parsers on Python 3
Gregory Szorc <gregory.szorc@gmail.com>
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diff
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|
2891 return NULL; |
20797
e286ab22e461
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|
2892 mod = PyModule_Create(&parsers_module); |
16363
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|
2893 module_init(mod); |
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|
2894 return mod; |
11361
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|
2895 } |
3de3d670d2b6
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|
2896 #else |
6389
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|
2897 PyMODINIT_FUNC initparsers(void) |
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|
2898 { |
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e286ab22e461
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|
2899 PyObject *mod; |
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|
2900 |
20742
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|
2901 if (check_python_version() == -1) |
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|
2902 return; |
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e286ab22e461
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|
2903 mod = Py_InitModule3("parsers", methods, parsers_doc); |
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|
2904 module_init(mod); |
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|
2905 } |
11361
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|
2906 #endif |