Mercurial > hg
annotate mercurial/parsers.c @ 28359:f6b5b041c6c9
commit: block amend while histedit is in progress (issue4800)
author | timeless <timeless@mozdev.org> |
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date | Sun, 14 Feb 2016 07:35:50 +0000 |
parents | 90e3c5129226 |
children | 1c658391b22f |
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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 |
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17 static char *versionerrortext = "Python minor version mismatch"; |
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18 |
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19 static int8_t hextable[256] = { |
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20 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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21 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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22 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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23 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, -1, -1, -1, -1, -1, -1, /* 0-9 */ |
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24 -1, 10, 11, 12, 13, 14, 15, -1, -1, -1, -1, -1, -1, -1, -1, -1, /* A-F */ |
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25 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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26 -1, 10, 11, 12, 13, 14, 15, -1, -1, -1, -1, -1, -1, -1, -1, -1, /* a-f */ |
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27 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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28 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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29 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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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 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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34 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
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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 }; |
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37 |
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38 static char lowertable[128] = { |
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39 '\x00', '\x01', '\x02', '\x03', '\x04', '\x05', '\x06', '\x07', |
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40 '\x08', '\x09', '\x0a', '\x0b', '\x0c', '\x0d', '\x0e', '\x0f', |
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41 '\x10', '\x11', '\x12', '\x13', '\x14', '\x15', '\x16', '\x17', |
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42 '\x18', '\x19', '\x1a', '\x1b', '\x1c', '\x1d', '\x1e', '\x1f', |
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43 '\x20', '\x21', '\x22', '\x23', '\x24', '\x25', '\x26', '\x27', |
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44 '\x28', '\x29', '\x2a', '\x2b', '\x2c', '\x2d', '\x2e', '\x2f', |
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45 '\x30', '\x31', '\x32', '\x33', '\x34', '\x35', '\x36', '\x37', |
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46 '\x38', '\x39', '\x3a', '\x3b', '\x3c', '\x3d', '\x3e', '\x3f', |
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47 '\x40', |
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48 '\x61', '\x62', '\x63', '\x64', '\x65', '\x66', '\x67', /* A-G */ |
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49 '\x68', '\x69', '\x6a', '\x6b', '\x6c', '\x6d', '\x6e', '\x6f', /* H-O */ |
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50 '\x70', '\x71', '\x72', '\x73', '\x74', '\x75', '\x76', '\x77', /* P-W */ |
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51 '\x78', '\x79', '\x7a', /* X-Z */ |
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52 '\x5b', '\x5c', '\x5d', '\x5e', '\x5f', |
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53 '\x60', '\x61', '\x62', '\x63', '\x64', '\x65', '\x66', '\x67', |
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54 '\x68', '\x69', '\x6a', '\x6b', '\x6c', '\x6d', '\x6e', '\x6f', |
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55 '\x70', '\x71', '\x72', '\x73', '\x74', '\x75', '\x76', '\x77', |
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56 '\x78', '\x79', '\x7a', '\x7b', '\x7c', '\x7d', '\x7e', '\x7f' |
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57 }; |
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58 |
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59 static char uppertable[128] = { |
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60 '\x00', '\x01', '\x02', '\x03', '\x04', '\x05', '\x06', '\x07', |
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61 '\x08', '\x09', '\x0a', '\x0b', '\x0c', '\x0d', '\x0e', '\x0f', |
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62 '\x10', '\x11', '\x12', '\x13', '\x14', '\x15', '\x16', '\x17', |
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63 '\x18', '\x19', '\x1a', '\x1b', '\x1c', '\x1d', '\x1e', '\x1f', |
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64 '\x20', '\x21', '\x22', '\x23', '\x24', '\x25', '\x26', '\x27', |
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65 '\x28', '\x29', '\x2a', '\x2b', '\x2c', '\x2d', '\x2e', '\x2f', |
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66 '\x30', '\x31', '\x32', '\x33', '\x34', '\x35', '\x36', '\x37', |
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67 '\x38', '\x39', '\x3a', '\x3b', '\x3c', '\x3d', '\x3e', '\x3f', |
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68 '\x40', '\x41', '\x42', '\x43', '\x44', '\x45', '\x46', '\x47', |
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69 '\x48', '\x49', '\x4a', '\x4b', '\x4c', '\x4d', '\x4e', '\x4f', |
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70 '\x50', '\x51', '\x52', '\x53', '\x54', '\x55', '\x56', '\x57', |
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71 '\x58', '\x59', '\x5a', '\x5b', '\x5c', '\x5d', '\x5e', '\x5f', |
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72 '\x60', |
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73 '\x41', '\x42', '\x43', '\x44', '\x45', '\x46', '\x47', /* a-g */ |
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74 '\x48', '\x49', '\x4a', '\x4b', '\x4c', '\x4d', '\x4e', '\x4f', /* h-o */ |
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75 '\x50', '\x51', '\x52', '\x53', '\x54', '\x55', '\x56', '\x57', /* p-w */ |
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76 '\x58', '\x59', '\x5a', /* x-z */ |
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77 '\x7b', '\x7c', '\x7d', '\x7e', '\x7f' |
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78 }; |
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79 |
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80 static inline int hexdigit(const char *p, Py_ssize_t off) |
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81 { |
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82 int8_t val = hextable[(unsigned char)p[off]]; |
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83 |
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84 if (val >= 0) { |
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85 return val; |
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86 } |
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87 |
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88 PyErr_SetString(PyExc_ValueError, "input contains non-hex character"); |
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89 return 0; |
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90 } |
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91 |
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92 /* |
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93 * Turn a hex-encoded string into binary. |
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94 */ |
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95 PyObject *unhexlify(const char *str, int len) |
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96 { |
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97 PyObject *ret; |
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98 char *d; |
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99 int i; |
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100 |
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101 ret = PyBytes_FromStringAndSize(NULL, len / 2); |
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102 |
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103 if (!ret) |
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104 return NULL; |
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105 |
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106 d = PyBytes_AsString(ret); |
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107 |
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108 for (i = 0; i < len;) { |
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109 int hi = hexdigit(str, i++); |
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110 int lo = hexdigit(str, i++); |
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111 *d++ = (hi << 4) | lo; |
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112 } |
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113 |
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114 return ret; |
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115 } |
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116 |
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117 static inline PyObject *_asciitransform(PyObject *str_obj, |
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118 const char table[128], |
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119 PyObject *fallback_fn) |
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120 { |
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121 char *str, *newstr; |
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122 Py_ssize_t i, len; |
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123 PyObject *newobj = NULL; |
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124 PyObject *ret = NULL; |
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125 |
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126 str = PyBytes_AS_STRING(str_obj); |
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127 len = PyBytes_GET_SIZE(str_obj); |
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128 |
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129 newobj = PyBytes_FromStringAndSize(NULL, len); |
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130 if (!newobj) |
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131 goto quit; |
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132 |
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133 newstr = PyBytes_AS_STRING(newobj); |
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134 |
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135 for (i = 0; i < len; i++) { |
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136 char c = str[i]; |
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137 if (c & 0x80) { |
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138 if (fallback_fn != NULL) { |
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139 ret = PyObject_CallFunctionObjArgs(fallback_fn, |
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140 str_obj, NULL); |
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141 } else { |
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142 PyObject *err = PyUnicodeDecodeError_Create( |
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143 "ascii", str, len, i, (i + 1), |
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144 "unexpected code byte"); |
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145 PyErr_SetObject(PyExc_UnicodeDecodeError, err); |
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146 Py_XDECREF(err); |
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147 } |
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148 goto quit; |
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149 } |
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150 newstr[i] = table[(unsigned char)c]; |
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151 } |
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152 |
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153 ret = newobj; |
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154 Py_INCREF(ret); |
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155 quit: |
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156 Py_XDECREF(newobj); |
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157 return ret; |
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158 } |
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159 |
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160 static PyObject *asciilower(PyObject *self, PyObject *args) |
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161 { |
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162 PyObject *str_obj; |
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163 if (!PyArg_ParseTuple(args, "O!:asciilower", &PyBytes_Type, &str_obj)) |
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164 return NULL; |
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165 return _asciitransform(str_obj, lowertable, NULL); |
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166 } |
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167 |
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|
168 static PyObject *asciiupper(PyObject *self, PyObject *args) |
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169 { |
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|
170 PyObject *str_obj; |
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171 if (!PyArg_ParseTuple(args, "O!:asciiupper", &PyBytes_Type, &str_obj)) |
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172 return NULL; |
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173 return _asciitransform(str_obj, uppertable, NULL); |
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|
174 } |
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175 |
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176 static inline PyObject *_dict_new_presized(Py_ssize_t expected_size) |
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177 { |
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178 /* _PyDict_NewPresized expects a minused parameter, but it actually |
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179 creates a dictionary that's the nearest power of two bigger than the |
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180 parameter. For example, with the initial minused = 1000, the |
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181 dictionary created has size 1024. Of course in a lot of cases that |
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182 can be greater than the maximum load factor Python's dict object |
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183 expects (= 2/3), so as soon as we cross the threshold we'll resize |
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184 anyway. So create a dictionary that's at least 3/2 the size. */ |
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185 return _PyDict_NewPresized(((1 + expected_size) / 2) * 3); |
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186 } |
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187 |
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188 static PyObject *dict_new_presized(PyObject *self, PyObject *args) |
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189 { |
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190 Py_ssize_t expected_size; |
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191 |
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192 if (!PyArg_ParseTuple(args, "n:make_presized_dict", &expected_size)) |
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193 return NULL; |
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194 |
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195 return _dict_new_presized(expected_size); |
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196 } |
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197 |
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198 static PyObject *make_file_foldmap(PyObject *self, PyObject *args) |
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199 { |
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200 PyObject *dmap, *spec_obj, *normcase_fallback; |
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201 PyObject *file_foldmap = NULL; |
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202 enum normcase_spec spec; |
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203 PyObject *k, *v; |
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204 dirstateTupleObject *tuple; |
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205 Py_ssize_t pos = 0; |
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|
206 const char *table; |
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207 |
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208 if (!PyArg_ParseTuple(args, "O!O!O!:make_file_foldmap", |
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209 &PyDict_Type, &dmap, |
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|
210 &PyInt_Type, &spec_obj, |
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|
211 &PyFunction_Type, &normcase_fallback)) |
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|
212 goto quit; |
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|
213 |
24622
1e05f11619bb
parsers.c: avoid implicit conversion loses integer precision warning
André Sintzoff <andre.sintzoff@gmail.com>
parents:
24609
diff
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|
214 spec = (int)PyInt_AS_LONG(spec_obj); |
24609
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|
215 switch (spec) { |
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|
216 case NORMCASE_LOWER: |
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|
217 table = lowertable; |
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|
218 break; |
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|
219 case NORMCASE_UPPER: |
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|
220 table = uppertable; |
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|
221 break; |
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|
222 case NORMCASE_OTHER: |
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|
223 table = NULL; |
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|
224 break; |
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|
225 default: |
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|
226 PyErr_SetString(PyExc_TypeError, "invalid normcasespec"); |
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|
227 goto quit; |
670aaee7931c
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|
228 } |
670aaee7931c
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|
229 |
25583
ce64c9ab19f2
parsers: factor out code to create a presized dict
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|
230 /* Add some more entries to deal with additions outside this |
ce64c9ab19f2
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|
231 function. */ |
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|
232 file_foldmap = _dict_new_presized((PyDict_Size(dmap) / 10) * 11); |
24609
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|
233 if (file_foldmap == NULL) |
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|
234 goto quit; |
670aaee7931c
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|
235 |
670aaee7931c
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|
236 while (PyDict_Next(dmap, &pos, &k, &v)) { |
670aaee7931c
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|
237 if (!dirstate_tuple_check(v)) { |
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|
238 PyErr_SetString(PyExc_TypeError, |
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|
239 "expected a dirstate tuple"); |
670aaee7931c
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|
240 goto quit; |
670aaee7931c
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parents:
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diff
changeset
|
241 } |
670aaee7931c
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changeset
|
242 |
670aaee7931c
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|
243 tuple = (dirstateTupleObject *)v; |
670aaee7931c
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|
244 if (tuple->state != 'r') { |
670aaee7931c
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|
245 PyObject *normed; |
670aaee7931c
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|
246 if (table != NULL) { |
670aaee7931c
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|
247 normed = _asciitransform(k, table, |
670aaee7931c
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|
248 normcase_fallback); |
670aaee7931c
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|
249 } else { |
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|
250 normed = PyObject_CallFunctionObjArgs( |
670aaee7931c
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|
251 normcase_fallback, k, NULL); |
670aaee7931c
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|
252 } |
670aaee7931c
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changeset
|
253 |
670aaee7931c
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changeset
|
254 if (normed == NULL) |
670aaee7931c
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Siddharth Agarwal <sid0@fb.com>
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diff
changeset
|
255 goto quit; |
26049
b1634b7804c7
parsers: correctly decref normed value after PyDict_SetItem
Augie Fackler <augie@google.com>
parents:
26048
diff
changeset
|
256 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
|
257 Py_DECREF(normed); |
24609
670aaee7931c
parsers: add a C function to create a file foldmap
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changeset
|
258 goto quit; |
26049
b1634b7804c7
parsers: correctly decref normed value after PyDict_SetItem
Augie Fackler <augie@google.com>
parents:
26048
diff
changeset
|
259 } |
b1634b7804c7
parsers: correctly decref normed value after PyDict_SetItem
Augie Fackler <augie@google.com>
parents:
26048
diff
changeset
|
260 Py_DECREF(normed); |
24609
670aaee7931c
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diff
changeset
|
261 } |
670aaee7931c
parsers: add a C function to create a file foldmap
Siddharth Agarwal <sid0@fb.com>
parents:
24606
diff
changeset
|
262 } |
670aaee7931c
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diff
changeset
|
263 return file_foldmap; |
670aaee7931c
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24606
diff
changeset
|
264 quit: |
670aaee7931c
parsers: add a C function to create a file foldmap
Siddharth Agarwal <sid0@fb.com>
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24606
diff
changeset
|
265 Py_XDECREF(file_foldmap); |
670aaee7931c
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changeset
|
266 return NULL; |
670aaee7931c
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Siddharth Agarwal <sid0@fb.com>
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diff
changeset
|
267 } |
670aaee7931c
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Siddharth Agarwal <sid0@fb.com>
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diff
changeset
|
268 |
6389
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
269 /* |
0231f763ebc8
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diff
changeset
|
270 * 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
|
271 * ('\n') characters. |
0231f763ebc8
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Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
272 */ |
0231f763ebc8
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Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
273 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
|
274 { |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
275 PyObject *mfdict, *fdict; |
19728
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
276 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
|
277 int len; |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
278 |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
279 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
|
280 &PyDict_Type, &mfdict, |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
281 &PyDict_Type, &fdict, |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
282 &str, &len)) |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
283 goto quit; |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
284 |
19728
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
285 start = str; |
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
286 end = str + len; |
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
287 while (start < end) { |
6389
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
288 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
|
289 PyObject *flags = NULL; |
19728
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
290 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
|
291 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
|
292 |
19728
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
293 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
|
294 if (!zero) { |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
295 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
|
296 "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
|
297 goto quit; |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
298 } |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
299 |
19728
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
300 newline = memchr(zero + 1, '\n', end - (zero + 1)); |
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
301 if (!newline) { |
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
302 PyErr_SetString(PyExc_ValueError, |
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
303 "manifest contains trailing garbage"); |
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
304 goto quit; |
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
305 } |
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
306 |
11361
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
307 file = PyBytes_FromStringAndSize(start, zero - start); |
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
308 |
6389
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
309 if (!file) |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
310 goto bail; |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
311 |
19728
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
312 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
|
313 |
17356
511dfb34b412
parsers: fix an integer size warning issued by clang
Bryan O'Sullivan <bryano@fb.com>
parents:
17353
diff
changeset
|
314 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
|
315 if (!node) |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
316 goto bail; |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
317 |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
318 if (nlen > 40) { |
11361
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
319 flags = PyBytes_FromStringAndSize(zero + 41, |
6389
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
320 nlen - 40); |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
321 if (!flags) |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
322 goto bail; |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
323 |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
324 if (PyDict_SetItem(fdict, file, flags) == -1) |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
325 goto bail; |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
326 } |
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 (PyDict_SetItem(mfdict, file, node) == -1) |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
329 goto bail; |
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330 |
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331 start = newline + 1; |
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332 |
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333 Py_XDECREF(flags); |
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334 Py_XDECREF(node); |
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335 Py_XDECREF(file); |
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336 continue; |
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337 bail: |
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338 Py_XDECREF(flags); |
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339 Py_XDECREF(node); |
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340 Py_XDECREF(file); |
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341 goto quit; |
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342 } |
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343 |
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344 Py_INCREF(Py_None); |
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345 return Py_None; |
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346 quit: |
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347 return NULL; |
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348 } |
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349 |
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350 static inline dirstateTupleObject *make_dirstate_tuple(char state, int mode, |
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351 int size, int mtime) |
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352 { |
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353 dirstateTupleObject *t = PyObject_New(dirstateTupleObject, |
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354 &dirstateTupleType); |
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355 if (!t) |
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356 return NULL; |
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357 t->state = state; |
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358 t->mode = mode; |
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359 t->size = size; |
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360 t->mtime = mtime; |
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361 return t; |
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362 } |
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363 |
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364 static PyObject *dirstate_tuple_new(PyTypeObject *subtype, PyObject *args, |
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365 PyObject *kwds) |
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366 { |
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367 /* We do all the initialization here and not a tp_init function because |
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368 * dirstate_tuple is immutable. */ |
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369 dirstateTupleObject *t; |
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370 char state; |
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371 int size, mode, mtime; |
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372 if (!PyArg_ParseTuple(args, "ciii", &state, &mode, &size, &mtime)) |
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373 return NULL; |
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374 |
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375 t = (dirstateTupleObject *)subtype->tp_alloc(subtype, 1); |
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376 if (!t) |
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377 return NULL; |
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378 t->state = state; |
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379 t->mode = mode; |
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380 t->size = size; |
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381 t->mtime = mtime; |
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382 |
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383 return (PyObject *)t; |
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384 } |
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385 |
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386 static void dirstate_tuple_dealloc(PyObject *o) |
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387 { |
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388 PyObject_Del(o); |
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389 } |
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390 |
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391 static Py_ssize_t dirstate_tuple_length(PyObject *o) |
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392 { |
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393 return 4; |
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394 } |
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395 |
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396 static PyObject *dirstate_tuple_item(PyObject *o, Py_ssize_t i) |
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397 { |
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398 dirstateTupleObject *t = (dirstateTupleObject *)o; |
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399 switch (i) { |
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400 case 0: |
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401 return PyBytes_FromStringAndSize(&t->state, 1); |
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402 case 1: |
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403 return PyInt_FromLong(t->mode); |
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404 case 2: |
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405 return PyInt_FromLong(t->size); |
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406 case 3: |
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407 return PyInt_FromLong(t->mtime); |
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408 default: |
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409 PyErr_SetString(PyExc_IndexError, "index out of range"); |
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410 return NULL; |
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411 } |
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412 } |
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413 |
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414 static PySequenceMethods dirstate_tuple_sq = { |
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415 dirstate_tuple_length, /* sq_length */ |
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416 0, /* sq_concat */ |
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417 0, /* sq_repeat */ |
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418 dirstate_tuple_item, /* sq_item */ |
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419 0, /* sq_ass_item */ |
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420 0, /* sq_contains */ |
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421 0, /* sq_inplace_concat */ |
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422 0 /* sq_inplace_repeat */ |
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423 }; |
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424 |
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425 PyTypeObject dirstateTupleType = { |
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426 PyVarObject_HEAD_INIT(NULL, 0) |
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427 "dirstate_tuple", /* tp_name */ |
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428 sizeof(dirstateTupleObject),/* tp_basicsize */ |
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429 0, /* tp_itemsize */ |
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430 (destructor)dirstate_tuple_dealloc, /* tp_dealloc */ |
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431 0, /* tp_print */ |
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432 0, /* tp_getattr */ |
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433 0, /* tp_setattr */ |
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434 0, /* tp_compare */ |
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435 0, /* tp_repr */ |
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436 0, /* tp_as_number */ |
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437 &dirstate_tuple_sq, /* tp_as_sequence */ |
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438 0, /* tp_as_mapping */ |
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439 0, /* tp_hash */ |
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440 0, /* tp_call */ |
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441 0, /* tp_str */ |
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442 0, /* tp_getattro */ |
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443 0, /* tp_setattro */ |
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444 0, /* tp_as_buffer */ |
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|
445 Py_TPFLAGS_DEFAULT, /* tp_flags */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
446 "dirstate tuple", /* tp_doc */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
447 0, /* tp_traverse */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
448 0, /* tp_clear */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
449 0, /* tp_richcompare */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
450 0, /* tp_weaklistoffset */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
451 0, /* tp_iter */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
452 0, /* tp_iternext */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
453 0, /* tp_methods */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
454 0, /* tp_members */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
455 0, /* tp_getset */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
456 0, /* tp_base */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
457 0, /* tp_dict */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
458 0, /* tp_descr_get */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
459 0, /* tp_descr_set */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
460 0, /* tp_dictoffset */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
461 0, /* tp_init */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
462 0, /* tp_alloc */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
463 dirstate_tuple_new, /* tp_new */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
464 }; |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
465 |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
466 static PyObject *parse_dirstate(PyObject *self, PyObject *args) |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
467 { |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
468 PyObject *dmap, *cmap, *parents = NULL, *ret = NULL; |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
469 PyObject *fname = NULL, *cname = NULL, *entry = NULL; |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
470 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
|
471 int mode, size, mtime; |
22403
41e9d58ec56f
parsers: avoid signed/unsigned comparison mismatch
Henrik Stuart <hg@hstuart.dk>
parents:
22402
diff
changeset
|
472 unsigned int flen, len, pos = 40; |
41e9d58ec56f
parsers: avoid signed/unsigned comparison mismatch
Henrik Stuart <hg@hstuart.dk>
parents:
22402
diff
changeset
|
473 int readlen; |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
474 |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
475 if (!PyArg_ParseTuple(args, "O!O!s#:parse_dirstate", |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
476 &PyDict_Type, &dmap, |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
477 &PyDict_Type, &cmap, |
22403
41e9d58ec56f
parsers: avoid signed/unsigned comparison mismatch
Henrik Stuart <hg@hstuart.dk>
parents:
22402
diff
changeset
|
478 &str, &readlen)) |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
479 goto quit; |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
480 |
22403
41e9d58ec56f
parsers: avoid signed/unsigned comparison mismatch
Henrik Stuart <hg@hstuart.dk>
parents:
22402
diff
changeset
|
481 len = readlen; |
41e9d58ec56f
parsers: avoid signed/unsigned comparison mismatch
Henrik Stuart <hg@hstuart.dk>
parents:
22402
diff
changeset
|
482 |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
483 /* 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
|
484 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
|
485 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
|
486 PyExc_ValueError, "too little data for parents"); |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
487 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
|
488 } |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
489 |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
490 parents = Py_BuildValue("s#s#", str, 20, str + 20, 20); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
491 if (!parents) |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
492 goto quit; |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
493 |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
494 /* read filenames */ |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
495 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
|
496 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
|
497 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
|
498 "overflow in dirstate"); |
f5e8cb813a4d
parsers: fix parse_dirstate to check len before unpacking header (issue4979)
Yuya Nishihara <yuya@tcha.org>
parents:
26872
diff
changeset
|
499 goto quit; |
f5e8cb813a4d
parsers: fix parse_dirstate to check len before unpacking header (issue4979)
Yuya Nishihara <yuya@tcha.org>
parents:
26872
diff
changeset
|
500 } |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
501 cur = str + pos; |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
502 /* unpack header */ |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
503 state = *cur; |
16437
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
changeset
|
504 mode = getbe32(cur + 1); |
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
changeset
|
505 size = getbe32(cur + 5); |
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
changeset
|
506 mtime = getbe32(cur + 9); |
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
changeset
|
507 flen = getbe32(cur + 13); |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
508 pos += 17; |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
509 cur += 17; |
20316
40f08c31844c
parsers: fix 'unsigned expression is always true' warning (issue4142)
David Soria Parra <davidsp@fb.com>
parents:
20169
diff
changeset
|
510 if (flen > len - pos) { |
7174
4da87407b845
parsers.c: fix integer overflows
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
7168
diff
changeset
|
511 PyErr_SetString(PyExc_ValueError, "overflow in dirstate"); |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
512 goto quit; |
7174
4da87407b845
parsers.c: fix integer overflows
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
7168
diff
changeset
|
513 } |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
514 |
21809
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
515 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
|
516 mtime); |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
517 cpos = memchr(cur, 0, flen); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
518 if (cpos) { |
11361
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
519 fname = PyBytes_FromStringAndSize(cur, cpos - cur); |
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
520 cname = PyBytes_FromStringAndSize(cpos + 1, |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
521 flen - (cpos - cur) - 1); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
522 if (!fname || !cname || |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
523 PyDict_SetItem(cmap, fname, cname) == -1 || |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
524 PyDict_SetItem(dmap, fname, entry) == -1) |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
525 goto quit; |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
526 Py_DECREF(cname); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
527 } else { |
11361
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
528 fname = PyBytes_FromStringAndSize(cur, flen); |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
529 if (!fname || |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
530 PyDict_SetItem(dmap, fname, entry) == -1) |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
531 goto quit; |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
532 } |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
533 Py_DECREF(fname); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
534 Py_DECREF(entry); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
535 fname = cname = entry = NULL; |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
536 pos += flen; |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
537 } |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
538 |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
539 ret = parents; |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
540 Py_INCREF(ret); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
541 quit: |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
542 Py_XDECREF(fname); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
543 Py_XDECREF(cname); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
544 Py_XDECREF(entry); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
545 Py_XDECREF(parents); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
546 return ret; |
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 |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
549 /* |
27592
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
550 * 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
|
551 */ |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
552 static PyObject *nonnormalentries(PyObject *self, PyObject *args) |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
553 { |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
554 PyObject *dmap, *nonnset = NULL, *fname, *v; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
555 Py_ssize_t pos; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
556 |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
557 if (!PyArg_ParseTuple(args, "O!:nonnormalentries", |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
558 &PyDict_Type, &dmap)) |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
559 goto bail; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
560 |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
561 nonnset = PySet_New(NULL); |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
562 if (nonnset == NULL) |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
563 goto bail; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
564 |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
565 pos = 0; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
566 while (PyDict_Next(dmap, &pos, &fname, &v)) { |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
567 dirstateTupleObject *t; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
568 if (!dirstate_tuple_check(v)) { |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
569 PyErr_SetString(PyExc_TypeError, |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
570 "expected a dirstate tuple"); |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
571 goto bail; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
572 } |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
573 t = (dirstateTupleObject *)v; |
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 if (t->state == 'n' && t->mtime != -1) |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
576 continue; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
577 if (PySet_Add(nonnset, fname) == -1) |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
578 goto bail; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
579 } |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
580 |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
581 return nonnset; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
582 bail: |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
583 Py_XDECREF(nonnset); |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
584 return NULL; |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
585 } |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
586 |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
587 /* |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
588 * 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
|
589 */ |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
590 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
|
591 { |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
592 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
|
593 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
|
594 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
|
595 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
|
596 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
|
597 int now; |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
598 |
26630
3111b45a2bbf
parsers: make pack_dirstate take now in integer for consistency
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
26591
diff
changeset
|
599 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
|
600 &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
|
601 &pl, &now)) |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
602 return NULL; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
603 |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
604 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
|
605 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
|
606 return NULL; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
607 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
608 |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
609 /* 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
|
610 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
|
611 PyObject *c; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
612 if (!PyString_Check(k)) { |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
613 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
|
614 goto bail; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
615 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
616 nbytes += PyString_GET_SIZE(k) + 17; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
617 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
|
618 if (c) { |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
619 if (!PyString_Check(c)) { |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
620 PyErr_SetString(PyExc_TypeError, |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
621 "expected string key"); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
622 goto bail; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
623 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
624 nbytes += PyString_GET_SIZE(c) + 1; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
625 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
626 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
627 |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
628 packobj = PyString_FromStringAndSize(NULL, nbytes); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
629 if (packobj == NULL) |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
630 goto bail; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
631 |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
632 p = PyString_AS_STRING(packobj); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
633 |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
634 pn = PySequence_ITEM(pl, 0); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
635 if (PyString_AsStringAndSize(pn, &s, &l) == -1 || l != 20) { |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
636 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
|
637 goto bail; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
638 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
639 memcpy(p, s, l); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
640 p += 20; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
641 pn = PySequence_ITEM(pl, 1); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
642 if (PyString_AsStringAndSize(pn, &s, &l) == -1 || l != 20) { |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
643 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
|
644 goto bail; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
645 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
646 memcpy(p, s, l); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
647 p += 20; |
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 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
|
650 dirstateTupleObject *tuple; |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
651 char state; |
26774
04ab2348efd1
parsers: correct type of temporary variables for dirstate tuple fields
Yuya Nishihara <yuya@tcha.org>
parents:
26630
diff
changeset
|
652 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
|
653 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
|
654 PyObject *o; |
21809
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
655 char *t; |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
656 |
21809
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
657 if (!dirstate_tuple_check(v)) { |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
658 PyErr_SetString(PyExc_TypeError, |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
659 "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
|
660 goto bail; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
661 } |
21809
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
662 tuple = (dirstateTupleObject *)v; |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
663 |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
664 state = tuple->state; |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
665 mode = tuple->mode; |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
666 size = tuple->size; |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
667 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
|
668 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
|
669 /* 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
|
670 * 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
|
671 mtime = -1; |
21809
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
672 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
|
673 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
|
674 if (!mtime_unset) |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
675 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
|
676 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
|
677 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
|
678 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
|
679 mtime_unset = NULL; |
16955
92e1c64ba0d4
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parents:
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diff
changeset
|
680 } |
21809
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
681 *p++ = state; |
26774
04ab2348efd1
parsers: correct type of temporary variables for dirstate tuple fields
Yuya Nishihara <yuya@tcha.org>
parents:
26630
diff
changeset
|
682 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
|
683 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
|
684 putbe32((uint32_t)mtime, p + 8); |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
685 t = p + 12; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
686 p += 16; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
687 len = PyString_GET_SIZE(k); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
688 memcpy(p, PyString_AS_STRING(k), len); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
689 p += len; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
690 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
|
691 if (o) { |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
692 *p++ = '\0'; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
693 l = PyString_GET_SIZE(o); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
694 memcpy(p, PyString_AS_STRING(o), l); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
695 p += l; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
696 len += l + 1; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
697 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
698 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
|
699 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
700 |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
701 pos = p - PyString_AS_STRING(packobj); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
702 if (pos != nbytes) { |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
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|
703 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
|
704 (long)pos, (long)nbytes); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
705 goto bail; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
706 } |
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 return packobj; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
709 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
|
710 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
|
711 Py_XDECREF(packobj); |
23946
f3e94aa6e182
parsers: don't leak a tuple in pack_dirstate
Augie Fackler <augie@google.com>
parents:
23945
diff
changeset
|
712 Py_XDECREF(v); |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
713 return NULL; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
714 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
715 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
716 /* |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
717 * 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
|
718 * |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
719 * 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
|
720 * 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
|
721 * Zero is empty |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
722 */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
723 typedef struct { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
724 int children[16]; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
725 } nodetree; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
726 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
727 /* |
26098 | 728 * 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
|
729 * |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
730 * 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
|
731 * 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
|
732 * 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
|
733 * 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
|
734 * sentinel. |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
735 * |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
736 * 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
|
737 * 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
|
738 */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
739 typedef struct { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
740 PyObject_HEAD |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
741 /* Type-specific fields go here. */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
742 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
|
743 PyObject **cache; /* cached tuples */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
744 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
|
745 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
|
746 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
|
747 PyObject *added; /* populated on demand */ |
16787
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
748 PyObject *headrevs; /* cache, invalidated on changes */ |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
749 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
|
750 nodetree *nt; /* base-16 trie */ |
26075
e7e7182564f6
parsers: avoid int/unsigned conversions
Augie Fackler <augie@google.com>
parents:
26059
diff
changeset
|
751 unsigned ntlength; /* # nodes in use */ |
e7e7182564f6
parsers: avoid int/unsigned conversions
Augie Fackler <augie@google.com>
parents:
26059
diff
changeset
|
752 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
|
753 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
|
754 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
|
755 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
|
756 int ntlookups; /* # lookups */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
757 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
|
758 int inlined; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
759 } indexObject; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
760 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
761 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
|
762 { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
763 if (self->added == NULL) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
764 return self->length; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
765 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
|
766 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
767 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
768 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
|
769 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
|
770 |
22401
9ba8a93e55f5
parsers: ensure correct return type for inline_scan
Henrik Stuart <hg@hstuart.dk>
parents:
22400
diff
changeset
|
771 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
|
772 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
773 #if LONG_MAX == 0x7fffffffL |
16393
ee163a9cf37c
util.h: more Python 2.4 fixes
Matt Mackall <mpm@selenic.com>
parents:
16385
diff
changeset
|
774 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
|
775 #else |
16393
ee163a9cf37c
util.h: more Python 2.4 fixes
Matt Mackall <mpm@selenic.com>
parents:
16385
diff
changeset
|
776 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
|
777 #endif |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
778 |
16863
bbedef66c6f3
parsers: replace magic number 64 with symbolic constant
Bryan O'Sullivan <bryano@fb.com>
parents:
16787
diff
changeset
|
779 /* A RevlogNG v1 index entry is 64 bytes long. */ |
bbedef66c6f3
parsers: replace magic number 64 with symbolic constant
Bryan O'Sullivan <bryano@fb.com>
parents:
16787
diff
changeset
|
780 static const long v1_hdrsize = 64; |
bbedef66c6f3
parsers: replace magic number 64 with symbolic constant
Bryan O'Sullivan <bryano@fb.com>
parents:
16787
diff
changeset
|
781 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
782 /* |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
783 * Return a pointer to the beginning of a RevlogNG record. |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
784 */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
785 static const char *index_deref(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
|
786 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
787 if (self->inlined && pos > 0) { |
e8d37b78acfb
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Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
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|
788 if (self->offsets == NULL) { |
e8d37b78acfb
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Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
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|
789 self->offsets = malloc(self->raw_length * |
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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|
790 sizeof(*self->offsets)); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
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|
791 if (self->offsets == NULL) |
e8d37b78acfb
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Bryan O'Sullivan <bryano@fb.com>
parents:
16393
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|
792 return (const char *)PyErr_NoMemory(); |
e8d37b78acfb
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Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
793 inline_scan(self, self->offsets); |
e8d37b78acfb
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parents:
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diff
changeset
|
794 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
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|
795 return self->offsets[pos]; |
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Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
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|
796 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
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|
797 |
16863
bbedef66c6f3
parsers: replace magic number 64 with symbolic constant
Bryan O'Sullivan <bryano@fb.com>
parents:
16787
diff
changeset
|
798 return PyString_AS_STRING(self->data) + pos * v1_hdrsize; |
16414
e8d37b78acfb
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parents:
16393
diff
changeset
|
799 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
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|
800 |
25810
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Yuya Nishihara <yuya@tcha.org>
parents:
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diff
changeset
|
801 static inline int index_get_parents(indexObject *self, Py_ssize_t rev, |
82d6a35cf432
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parents:
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diff
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|
802 int *ps, int maxrev) |
25311
d2e88f960d1a
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Laurent Charignon <lcharignon@fb.com>
parents:
25297
diff
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|
803 { |
d2e88f960d1a
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Laurent Charignon <lcharignon@fb.com>
parents:
25297
diff
changeset
|
804 if (rev >= self->length - 1) { |
d2e88f960d1a
parsers: move index_get_parents's declaration higher
Laurent Charignon <lcharignon@fb.com>
parents:
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diff
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|
805 PyObject *tuple = PyList_GET_ITEM(self->added, |
d2e88f960d1a
parsers: move index_get_parents's declaration higher
Laurent Charignon <lcharignon@fb.com>
parents:
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diff
changeset
|
806 rev - self->length + 1); |
d2e88f960d1a
parsers: move index_get_parents's declaration higher
Laurent Charignon <lcharignon@fb.com>
parents:
25297
diff
changeset
|
807 ps[0] = (int)PyInt_AS_LONG(PyTuple_GET_ITEM(tuple, 5)); |
d2e88f960d1a
parsers: move index_get_parents's declaration higher
Laurent Charignon <lcharignon@fb.com>
parents:
25297
diff
changeset
|
808 ps[1] = (int)PyInt_AS_LONG(PyTuple_GET_ITEM(tuple, 6)); |
d2e88f960d1a
parsers: move index_get_parents's declaration higher
Laurent Charignon <lcharignon@fb.com>
parents:
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diff
changeset
|
809 } else { |
d2e88f960d1a
parsers: move index_get_parents's declaration higher
Laurent Charignon <lcharignon@fb.com>
parents:
25297
diff
changeset
|
810 const char *data = index_deref(self, rev); |
d2e88f960d1a
parsers: move index_get_parents's declaration higher
Laurent Charignon <lcharignon@fb.com>
parents:
25297
diff
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|
811 ps[0] = getbe32(data + 24); |
d2e88f960d1a
parsers: move index_get_parents's declaration higher
Laurent Charignon <lcharignon@fb.com>
parents:
25297
diff
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|
812 ps[1] = getbe32(data + 28); |
d2e88f960d1a
parsers: move index_get_parents's declaration higher
Laurent Charignon <lcharignon@fb.com>
parents:
25297
diff
changeset
|
813 } |
25810
82d6a35cf432
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Yuya Nishihara <yuya@tcha.org>
parents:
25584
diff
changeset
|
814 /* If index file is corrupted, ps[] may point to invalid revisions. So |
82d6a35cf432
parsers: fix buffer overflow by invalid parent revision read from revlog
Yuya Nishihara <yuya@tcha.org>
parents:
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diff
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|
815 * there is a risk of buffer overflow to trust them unconditionally. */ |
82d6a35cf432
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Yuya Nishihara <yuya@tcha.org>
parents:
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diff
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|
816 if (ps[0] > maxrev || ps[1] > maxrev) { |
82d6a35cf432
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Yuya Nishihara <yuya@tcha.org>
parents:
25584
diff
changeset
|
817 PyErr_SetString(PyExc_ValueError, "parent out of range"); |
82d6a35cf432
parsers: fix buffer overflow by invalid parent revision read from revlog
Yuya Nishihara <yuya@tcha.org>
parents:
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diff
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|
818 return -1; |
82d6a35cf432
parsers: fix buffer overflow by invalid parent revision read from revlog
Yuya Nishihara <yuya@tcha.org>
parents:
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diff
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|
819 } |
82d6a35cf432
parsers: fix buffer overflow by invalid parent revision read from revlog
Yuya Nishihara <yuya@tcha.org>
parents:
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diff
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|
820 return 0; |
25311
d2e88f960d1a
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Laurent Charignon <lcharignon@fb.com>
parents:
25297
diff
changeset
|
821 } |
d2e88f960d1a
parsers: move index_get_parents's declaration higher
Laurent Charignon <lcharignon@fb.com>
parents:
25297
diff
changeset
|
822 |
d2e88f960d1a
parsers: move index_get_parents's declaration higher
Laurent Charignon <lcharignon@fb.com>
parents:
25297
diff
changeset
|
823 |
16414
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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|
824 /* |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
825 * RevlogNG format (all in big endian, data may be inlined): |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
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diff
changeset
|
826 * 6 bytes: offset |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
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diff
changeset
|
827 * 2 bytes: flags |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
828 * 4 bytes: compressed length |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
829 * 4 bytes: uncompressed length |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
830 * 4 bytes: base revision |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
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diff
changeset
|
831 * 4 bytes: link revision |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
832 * 4 bytes: parent 1 revision |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
833 * 4 bytes: parent 2 revision |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
834 * 32 bytes: nodeid (only 20 bytes used) |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
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diff
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|
835 */ |
16363
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Bryan O'Sullivan <bryano@fb.com>
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changeset
|
836 static PyObject *index_get(indexObject *self, Py_ssize_t pos) |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
837 { |
7154
7fdf7a0a41b7
index parser: fix refcounting in case of errors, refactor
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
7135
diff
changeset
|
838 uint64_t offset_flags; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
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|
839 int comp_len, uncomp_len, base_rev, link_rev, parent_1, parent_2; |
7154
7fdf7a0a41b7
index parser: fix refcounting in case of errors, refactor
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
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7135
diff
changeset
|
840 const char *c_node_id; |
16363
2cdd7e63211b
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Bryan O'Sullivan <bryano@fb.com>
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diff
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|
841 const char *data; |
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Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
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|
842 Py_ssize_t length = index_length(self); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
843 PyObject *entry; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
844 |
16414
e8d37b78acfb
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parents:
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diff
changeset
|
845 if (pos < 0) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
846 pos += length; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
847 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
848 if (pos < 0 || pos >= length) { |
16363
2cdd7e63211b
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Bryan O'Sullivan <bryano@fb.com>
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diff
changeset
|
849 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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|
850 return NULL; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
851 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
852 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
853 if (pos == length - 1) { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
854 Py_INCREF(nullentry); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
855 return nullentry; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
856 } |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
857 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
858 if (pos >= self->length - 1) { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
859 PyObject *obj; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
860 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
|
861 Py_INCREF(obj); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
862 return obj; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
863 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
864 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
865 if (self->cache) { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
866 if (self->cache[pos]) { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
867 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
|
868 return 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
|
869 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
870 } else { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
871 self->cache = calloc(self->raw_length, sizeof(PyObject *)); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
872 if (self->cache == NULL) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
873 return PyErr_NoMemory(); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
874 } |
7190
aecea6934fdd
Some additional space/tab cleanups
Thomas Arendsen Hein <thomas@intevation.de>
parents:
7186
diff
changeset
|
875 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
876 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
|
877 if (data == NULL) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
878 return NULL; |
16363
2cdd7e63211b
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Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
879 |
16437
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
changeset
|
880 offset_flags = getbe32(data + 4); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
881 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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diff
changeset
|
882 offset_flags &= 0xFFFF; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
883 else { |
16437
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
changeset
|
884 uint32_t offset_high = getbe32(data); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
885 offset_flags |= ((uint64_t)offset_high) << 32; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
886 } |
7154
7fdf7a0a41b7
index parser: fix refcounting in case of errors, refactor
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
7135
diff
changeset
|
887 |
16437
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
changeset
|
888 comp_len = getbe32(data + 8); |
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
changeset
|
889 uncomp_len = getbe32(data + 12); |
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
changeset
|
890 base_rev = getbe32(data + 16); |
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
changeset
|
891 link_rev = getbe32(data + 20); |
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
changeset
|
892 parent_1 = getbe32(data + 24); |
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
changeset
|
893 parent_2 = getbe32(data + 28); |
16363
2cdd7e63211b
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Bryan O'Sullivan <bryano@fb.com>
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diff
changeset
|
894 c_node_id = data + 32; |
2cdd7e63211b
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Bryan O'Sullivan <bryano@fb.com>
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diff
changeset
|
895 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
896 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
|
897 uncomp_len, base_rev, link_rev, |
5ef5eb1f3515
revlog: only build the nodemap on demand
Matt Mackall <mpm@selenic.com>
parents:
11361
diff
changeset
|
898 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
|
899 |
19726
b3c8c6f2b5c1
parsers: use Py_INCREF safely
Bryan O'Sullivan <bryano@fb.com>
parents:
19725
diff
changeset
|
900 if (entry) { |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
901 PyObject_GC_UnTrack(entry); |
19726
b3c8c6f2b5c1
parsers: use Py_INCREF safely
Bryan O'Sullivan <bryano@fb.com>
parents:
19725
diff
changeset
|
902 Py_INCREF(entry); |
b3c8c6f2b5c1
parsers: use Py_INCREF safely
Bryan O'Sullivan <bryano@fb.com>
parents:
19725
diff
changeset
|
903 } |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
904 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
905 self->cache[pos] = entry; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
906 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
907 return entry; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
908 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
909 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
910 /* |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
911 * 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
|
912 */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
913 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
|
914 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
915 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
|
916 const char *data; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
917 |
16664
5bc6edf71b39
parsers: ensure that nullid is always present in the radix tree
Bryan O'Sullivan <bryano@fb.com>
parents:
16663
diff
changeset
|
918 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
|
919 return nullid; |
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 if (pos >= length) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
922 return NULL; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
923 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
924 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
|
925 PyObject *tuple, *str; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
926 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
|
927 str = PyTuple_GetItem(tuple, 7); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
928 return str ? PyString_AS_STRING(str) : NULL; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
929 } |
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 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
|
932 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
|
933 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
934 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
935 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
|
936 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
937 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
|
938 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
939 if (PyString_AsStringAndSize(obj, node, nodelen) == -1) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
940 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
941 if (*nodelen == 20) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
942 return 0; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
943 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
|
944 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
945 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
946 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
947 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
|
948 { |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
949 PyObject *obj; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
950 char *node; |
22604
5e0d1478db8e
parsers: fix Py2.4 argument parsing issue
Matt Mackall <mpm@selenic.com>
parents:
22540
diff
changeset
|
951 int index; |
5e0d1478db8e
parsers: fix Py2.4 argument parsing issue
Matt Mackall <mpm@selenic.com>
parents:
22540
diff
changeset
|
952 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
|
953 |
22604
5e0d1478db8e
parsers: fix Py2.4 argument parsing issue
Matt Mackall <mpm@selenic.com>
parents:
22540
diff
changeset
|
954 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
|
955 return NULL; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
956 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
957 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
|
958 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
|
959 return NULL; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
960 } |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
961 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
962 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
|
963 return NULL; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
964 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
965 len = index_length(self); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
966 |
22604
5e0d1478db8e
parsers: fix Py2.4 argument parsing issue
Matt Mackall <mpm@selenic.com>
parents:
22540
diff
changeset
|
967 if (index < 0) |
5e0d1478db8e
parsers: fix Py2.4 argument parsing issue
Matt Mackall <mpm@selenic.com>
parents:
22540
diff
changeset
|
968 index += len; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
969 |
22604
5e0d1478db8e
parsers: fix Py2.4 argument parsing issue
Matt Mackall <mpm@selenic.com>
parents:
22540
diff
changeset
|
970 if (index != len - 1) { |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
971 PyErr_SetString(PyExc_IndexError, |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
972 "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
|
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 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
976 if (self->added == NULL) { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
977 self->added = PyList_New(0); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
978 if (self->added == NULL) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
979 return NULL; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
980 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
981 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
982 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
|
983 return NULL; |
13254
5ef5eb1f3515
revlog: only build the nodemap on demand
Matt Mackall <mpm@selenic.com>
parents:
11361
diff
changeset
|
984 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
985 if (self->nt) |
22604
5e0d1478db8e
parsers: fix Py2.4 argument parsing issue
Matt Mackall <mpm@selenic.com>
parents:
22540
diff
changeset
|
986 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
|
987 |
16787
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
988 Py_CLEAR(self->headrevs); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
989 Py_RETURN_NONE; |
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 |
16370
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
992 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
|
993 { |
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
994 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
|
995 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
|
996 |
16732
277e2acb7e5c
parsers: use Py_CLEAR where appropriate
Bryan O'Sullivan <bryano@fb.com>
parents:
16699
diff
changeset
|
997 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
|
998 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
|
999 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
|
1000 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
|
1001 } |
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
1002 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
|
1003 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
|
1004 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
|
1005 } |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1006 if (self->nt) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1007 free(self->nt); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1008 self->nt = NULL; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1009 } |
16787
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1010 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
|
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 |
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
1013 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
|
1014 { |
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
1015 _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
|
1016 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
|
1017 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
|
1018 self->ntrev = -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1019 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
|
1020 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
|
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 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1023 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
|
1024 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1025 PyObject *obj = PyDict_New(); |
23948
bd307b462ce2
parsers: avoid leaking several PyObjects in index_stats
Augie Fackler <augie@google.com>
parents:
23947
diff
changeset
|
1026 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
|
1027 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1028 if (obj == NULL) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1029 return NULL; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1030 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1031 #define istat(__n, __d) \ |
23948
bd307b462ce2
parsers: avoid leaking several PyObjects in index_stats
Augie Fackler <augie@google.com>
parents:
23947
diff
changeset
|
1032 t = PyInt_FromSsize_t(self->__n); \ |
bd307b462ce2
parsers: avoid leaking several PyObjects in index_stats
Augie Fackler <augie@google.com>
parents:
23947
diff
changeset
|
1033 if (!t) \ |
bd307b462ce2
parsers: avoid leaking several PyObjects in index_stats
Augie Fackler <augie@google.com>
parents:
23947
diff
changeset
|
1034 goto bail; \ |
bd307b462ce2
parsers: avoid leaking several PyObjects in index_stats
Augie Fackler <augie@google.com>
parents:
23947
diff
changeset
|
1035 if (PyDict_SetItemString(obj, __d, t) == -1) \ |
bd307b462ce2
parsers: avoid leaking several PyObjects in index_stats
Augie Fackler <augie@google.com>
parents:
23947
diff
changeset
|
1036 goto bail; \ |
bd307b462ce2
parsers: avoid leaking several PyObjects in index_stats
Augie Fackler <augie@google.com>
parents:
23947
diff
changeset
|
1037 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
|
1038 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1039 if (self->added) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1040 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
|
1041 t = PyInt_FromSsize_t(len); |
bd307b462ce2
parsers: avoid leaking several PyObjects in index_stats
Augie Fackler <augie@google.com>
parents:
23947
diff
changeset
|
1042 if (!t) |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1043 goto bail; |
23948
bd307b462ce2
parsers: avoid leaking several PyObjects in index_stats
Augie Fackler <augie@google.com>
parents:
23947
diff
changeset
|
1044 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
|
1045 goto bail; |
bd307b462ce2
parsers: avoid leaking several PyObjects in index_stats
Augie Fackler <augie@google.com>
parents:
23947
diff
changeset
|
1046 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
|
1047 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1048 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1049 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
|
1050 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
|
1051 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
|
1052 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
|
1053 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
|
1054 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
|
1055 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
|
1056 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
|
1057 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
|
1058 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
|
1059 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1060 #undef istat |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1061 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1062 return obj; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1063 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1064 bail: |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1065 Py_XDECREF(obj); |
23948
bd307b462ce2
parsers: avoid leaking several PyObjects in index_stats
Augie Fackler <augie@google.com>
parents:
23947
diff
changeset
|
1066 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
|
1067 return NULL; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1068 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1069 |
16787
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1070 /* |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1071 * 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
|
1072 * the cached copy. |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1073 */ |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1074 static PyObject *list_copy(PyObject *list) |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1075 { |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1076 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
|
1077 PyObject *newlist = PyList_New(len); |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1078 Py_ssize_t i; |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1079 |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1080 if (newlist == NULL) |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1081 return NULL; |
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 for (i = 0; i < len; i++) { |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1084 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
|
1085 Py_INCREF(obj); |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1086 PyList_SET_ITEM(newlist, i, obj); |
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 |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1089 return newlist; |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1090 } |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1091 |
26107
50582df9d7a7
parsers: fix two cases of unsigned long instead of Py_ssize_t
Augie Fackler <augie@google.com>
parents:
26098
diff
changeset
|
1092 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
|
1093 if (filter) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1094 PyObject *arglist, *result; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1095 int isfiltered; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1096 |
26107
50582df9d7a7
parsers: fix two cases of unsigned long instead of Py_ssize_t
Augie Fackler <augie@google.com>
parents:
26098
diff
changeset
|
1097 arglist = Py_BuildValue("(n)", arg); |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1098 if (!arglist) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1099 return -1; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1100 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1101 |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1102 result = PyEval_CallObject(filter, arglist); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1103 Py_DECREF(arglist); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1104 if (!result) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1105 return -1; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1106 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1107 |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1108 /* 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
|
1109 * 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
|
1110 isfiltered = PyObject_IsTrue(result); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1111 Py_DECREF(result); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1112 return isfiltered; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1113 } else { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1114 return 0; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1115 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1116 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1117 |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1118 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
|
1119 Py_ssize_t marker, char *phases) |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1120 { |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1121 PyObject *iter = NULL; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1122 PyObject *iter_item = NULL; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1123 Py_ssize_t min_idx = index_length(self) + 1; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1124 long iter_item_long; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1125 |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1126 if (PyList_GET_SIZE(list) != 0) { |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1127 iter = PyObject_GetIter(list); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1128 if (iter == NULL) |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1129 return -2; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1130 while ((iter_item = PyIter_Next(iter))) |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1131 { |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1132 iter_item_long = PyInt_AS_LONG(iter_item); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1133 Py_DECREF(iter_item); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1134 if (iter_item_long < min_idx) |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1135 min_idx = iter_item_long; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1136 phases[iter_item_long] = marker; |
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 Py_DECREF(iter); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1139 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1140 |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1141 return min_idx; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1142 } |
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 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
|
1145 int parent_2, Py_ssize_t i) |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1146 { |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1147 if (parent_1 >= 0 && phases[parent_1] > phases[i]) |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1148 phases[i] = phases[parent_1]; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1149 if (parent_2 >= 0 && phases[parent_2] > phases[i]) |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1150 phases[i] = phases[parent_2]; |
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 |
26053
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
1153 static PyObject *reachableroots2(indexObject *self, PyObject *args) |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1154 { |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1155 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1156 /* Input */ |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1157 long minroot; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1158 PyObject *includepatharg = NULL; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1159 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
|
1160 /* heads and roots are lists */ |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1161 PyObject *heads = NULL; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1162 PyObject *roots = NULL; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1163 PyObject *reachable = NULL; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1164 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1165 PyObject *val; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1166 Py_ssize_t len = index_length(self) - 1; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1167 long revnum; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1168 Py_ssize_t k; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1169 Py_ssize_t i; |
26042
2a3010ba6f52
reachableroots: give anonymous name to short-lived "numheads" variable
Yuya Nishihara <yuya@tcha.org>
parents:
26041
diff
changeset
|
1170 Py_ssize_t l; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1171 int r; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1172 int parents[2]; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1173 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1174 /* Internal data structure: |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1175 * 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
|
1176 * 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
|
1177 int *tovisit = NULL; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1178 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
|
1179 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
|
1180 char *revstates = NULL; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1181 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1182 /* Get arguments */ |
26009
bbb698697efc
reachableroots: fix transposition of set and list types in PyArg_ParseTuple
Augie Fackler <augie@google.com>
parents:
26008
diff
changeset
|
1183 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
|
1184 &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
|
1185 &PyBool_Type, &includepatharg)) |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1186 goto bail; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1187 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1188 if (includepatharg == Py_True) |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1189 includepath = 1; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1190 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1191 /* Initialize return set */ |
26055
607868eccaa7
reachableroots: return list of revisions instead of set
Yuya Nishihara <yuya@tcha.org>
parents:
26054
diff
changeset
|
1192 reachable = PyList_New(0); |
607868eccaa7
reachableroots: return list of revisions instead of set
Yuya Nishihara <yuya@tcha.org>
parents:
26054
diff
changeset
|
1193 if (reachable == NULL) |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1194 goto bail; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1195 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1196 /* Initialize internal datastructures */ |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1197 tovisit = (int *)malloc((len + 1) * sizeof(int)); |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1198 if (tovisit == NULL) { |
26008
59d57ea69ae6
reachableroots: consistently use short-form of PyErr_NoMemory()
Augie Fackler <augie@google.com>
parents:
26007
diff
changeset
|
1199 PyErr_NoMemory(); |
26016
c8d41c9c23c7
reachableroots: unify bail cases to raise exception correctly
Yuya Nishihara <yuya@tcha.org>
parents:
26015
diff
changeset
|
1200 goto bail; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1201 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1202 |
26043
f2f0a3ab6e41
reachableroots: rename "seen" array to "revstates" for future extension
Yuya Nishihara <yuya@tcha.org>
parents:
26042
diff
changeset
|
1203 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
|
1204 if (revstates == NULL) { |
26008
59d57ea69ae6
reachableroots: consistently use short-form of PyErr_NoMemory()
Augie Fackler <augie@google.com>
parents:
26007
diff
changeset
|
1205 PyErr_NoMemory(); |
26016
c8d41c9c23c7
reachableroots: unify bail cases to raise exception correctly
Yuya Nishihara <yuya@tcha.org>
parents:
26015
diff
changeset
|
1206 goto bail; |
26004
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 |
26053
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
1209 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
|
1210 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
|
1211 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
|
1212 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
|
1213 goto bail; |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
1214 /* 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
|
1215 * 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
|
1216 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
|
1217 continue; |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
1218 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
|
1219 } |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
1220 |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1221 /* 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
|
1222 l = PyList_GET_SIZE(heads); |
2a3010ba6f52
reachableroots: give anonymous name to short-lived "numheads" variable
Yuya Nishihara <yuya@tcha.org>
parents:
26041
diff
changeset
|
1223 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
|
1224 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
|
1225 if (revnum == -1 && PyErr_Occurred()) |
c6115c30a376
reachableroots: verify type of each item of heads argument
Yuya Nishihara <yuya@tcha.org>
parents:
26017
diff
changeset
|
1226 goto bail; |
26017
44705659da94
reachableroots: verify integer range of heads argument (issue4775)
Yuya Nishihara <yuya@tcha.org>
parents:
26016
diff
changeset
|
1227 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
|
1228 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
|
1229 goto bail; |
44705659da94
reachableroots: verify integer range of heads argument (issue4775)
Yuya Nishihara <yuya@tcha.org>
parents:
26016
diff
changeset
|
1230 } |
26044
b3ad349d0e50
reachableroots: extend "revstates" to array of bit flags
Yuya Nishihara <yuya@tcha.org>
parents:
26043
diff
changeset
|
1231 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
|
1232 tovisit[lentovisit++] = (int)revnum; |
26044
b3ad349d0e50
reachableroots: extend "revstates" to array of bit flags
Yuya Nishihara <yuya@tcha.org>
parents:
26043
diff
changeset
|
1233 revstates[revnum + 1] |= RS_SEEN; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1234 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1235 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1236 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1237 /* Visit the tovisit list and find the reachable roots */ |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1238 k = 0; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1239 while (k < lentovisit) { |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1240 /* 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
|
1241 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
|
1242 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
|
1243 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
|
1244 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
|
1245 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
|
1246 goto bail; |
26058
e7fe0a12376c
reachableroots: handle error of PyList_Append()
Yuya Nishihara <yuya@tcha.org>
parents:
26055
diff
changeset
|
1247 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
|
1248 Py_DECREF(val); |
26058
e7fe0a12376c
reachableroots: handle error of PyList_Append()
Yuya Nishihara <yuya@tcha.org>
parents:
26055
diff
changeset
|
1249 if (r < 0) |
e7fe0a12376c
reachableroots: handle error of PyList_Append()
Yuya Nishihara <yuya@tcha.org>
parents:
26055
diff
changeset
|
1250 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
|
1251 if (includepath == 0) |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1252 continue; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1253 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1254 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1255 /* 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
|
1256 if (revnum == -1) |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
1257 continue; |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
1258 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
|
1259 if (r < 0) |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
1260 goto bail; |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
1261 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
|
1262 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
|
1263 && parents[i] >= minroot) { |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
1264 tovisit[lentovisit++] = parents[i]; |
26044
b3ad349d0e50
reachableroots: extend "revstates" to array of bit flags
Yuya Nishihara <yuya@tcha.org>
parents:
26043
diff
changeset
|
1265 revstates[parents[i] + 1] |= RS_SEEN; |
26004
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 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1268 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1269 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1270 /* 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
|
1271 * and add them to the reachable set */ |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1272 if (includepath == 1) { |
26080
83c9edcac05c
reachableroots: silence warning of implicit integer narrowing issued by clang
Yuya Nishihara <yuya@tcha.org>
parents:
26079
diff
changeset
|
1273 long minidx = minroot; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1274 if (minidx < 0) |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1275 minidx = 0; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1276 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
|
1277 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
|
1278 continue; |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
1279 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
|
1280 /* 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
|
1281 * index_get_parents */ |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
1282 if (r < 0) |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
1283 goto bail; |
26059
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
1284 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
|
1285 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
|
1286 && !(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
|
1287 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
|
1288 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
|
1289 if (val == NULL) |
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
1290 goto bail; |
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
1291 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
|
1292 Py_DECREF(val); |
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
1293 if (r < 0) |
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
1294 goto bail; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1295 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1296 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1297 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1298 |
26043
f2f0a3ab6e41
reachableroots: rename "seen" array to "revstates" for future extension
Yuya Nishihara <yuya@tcha.org>
parents:
26042
diff
changeset
|
1299 free(revstates); |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1300 free(tovisit); |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1301 return reachable; |
26016
c8d41c9c23c7
reachableroots: unify bail cases to raise exception correctly
Yuya Nishihara <yuya@tcha.org>
parents:
26015
diff
changeset
|
1302 bail: |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
1303 Py_XDECREF(reachable); |
26043
f2f0a3ab6e41
reachableroots: rename "seen" array to "revstates" for future extension
Yuya Nishihara <yuya@tcha.org>
parents:
26042
diff
changeset
|
1304 free(revstates); |
26016
c8d41c9c23c7
reachableroots: unify bail cases to raise exception correctly
Yuya Nishihara <yuya@tcha.org>
parents:
26015
diff
changeset
|
1305 free(tovisit); |
26010
2c03e521a0c5
reachableroots: return NULL if we're throwing an exception
Augie Fackler <augie@google.com>
parents:
26009
diff
changeset
|
1306 return NULL; |
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 |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1309 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
|
1310 { |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1311 PyObject *roots = Py_None; |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1312 PyObject *ret = NULL; |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1313 PyObject *phaseslist = NULL; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1314 PyObject *phaseroots = NULL; |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1315 PyObject *phaseset = NULL; |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1316 PyObject *phasessetlist = NULL; |
25911
f4386cb3252e
parsers: fix memory leak in compute_phases_map_sets
Laurent Charignon <lcharignon@fb.com>
parents:
25860
diff
changeset
|
1317 PyObject *rev = NULL; |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1318 Py_ssize_t len = index_length(self) - 1; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1319 Py_ssize_t numphase = 0; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1320 Py_ssize_t minrevallphases = 0; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1321 Py_ssize_t minrevphase = 0; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1322 Py_ssize_t i = 0; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1323 char *phases = NULL; |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1324 long phase; |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1325 |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1326 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
|
1327 goto done; |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1328 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
|
1329 goto done; |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1330 |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1331 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
|
1332 if (phases == NULL) { |
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
1333 PyErr_NoMemory(); |
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
1334 goto done; |
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
1335 } |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1336 /* 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
|
1337 numphase = PyList_GET_SIZE(roots)+1; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1338 minrevallphases = len + 1; |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1339 phasessetlist = PyList_New(numphase); |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1340 if (phasessetlist == NULL) |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
1341 goto done; |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1342 |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1343 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
|
1344 Py_INCREF(Py_None); |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1345 |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1346 for (i = 0; i < numphase-1; i++) { |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1347 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
|
1348 phaseset = PySet_New(NULL); |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1349 if (phaseset == NULL) |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
1350 goto release; |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1351 PyList_SET_ITEM(phasessetlist, i+1, phaseset); |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1352 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
|
1353 goto release; |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1354 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
|
1355 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
|
1356 goto release; |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1357 minrevallphases = MIN(minrevallphases, minrevphase); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1358 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1359 /* 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
|
1360 if (minrevallphases != -1) { |
25312
ee02728dd5f9
parsers: simplify the code computing the phases
Laurent Charignon <lcharignon@fb.com>
parents:
25311
diff
changeset
|
1361 int parents[2]; |
ee02728dd5f9
parsers: simplify the code computing the phases
Laurent Charignon <lcharignon@fb.com>
parents:
25311
diff
changeset
|
1362 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
|
1363 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
|
1364 (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
|
1365 goto release; |
25312
ee02728dd5f9
parsers: simplify the code computing the phases
Laurent Charignon <lcharignon@fb.com>
parents:
25311
diff
changeset
|
1366 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
|
1367 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1368 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1369 /* Transform phase list to a python list */ |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1370 phaseslist = PyList_New(len); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1371 if (phaseslist == NULL) |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
1372 goto release; |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1373 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
|
1374 PyObject *phaseval; |
ec04370bdfaf
parsers: check results of PyInt_FromLong (issue4771)
Bryan O'Sullivan <bos@serpentine.com>
parents:
27364
diff
changeset
|
1375 |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1376 phase = phases[i]; |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1377 /* 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
|
1378 * is computed as a difference */ |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1379 if (phase != 0) { |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1380 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
|
1381 rev = PyInt_FromLong(i); |
27365
ec04370bdfaf
parsers: check results of PyInt_FromLong (issue4771)
Bryan O'Sullivan <bos@serpentine.com>
parents:
27364
diff
changeset
|
1382 if (rev == NULL) |
ec04370bdfaf
parsers: check results of PyInt_FromLong (issue4771)
Bryan O'Sullivan <bos@serpentine.com>
parents:
27364
diff
changeset
|
1383 goto release; |
25911
f4386cb3252e
parsers: fix memory leak in compute_phases_map_sets
Laurent Charignon <lcharignon@fb.com>
parents:
25860
diff
changeset
|
1384 PySet_Add(phaseset, rev); |
f4386cb3252e
parsers: fix memory leak in compute_phases_map_sets
Laurent Charignon <lcharignon@fb.com>
parents:
25860
diff
changeset
|
1385 Py_XDECREF(rev); |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1386 } |
27365
ec04370bdfaf
parsers: check results of PyInt_FromLong (issue4771)
Bryan O'Sullivan <bos@serpentine.com>
parents:
27364
diff
changeset
|
1387 phaseval = PyInt_FromLong(phase); |
ec04370bdfaf
parsers: check results of PyInt_FromLong (issue4771)
Bryan O'Sullivan <bos@serpentine.com>
parents:
27364
diff
changeset
|
1388 if (phaseval == NULL) |
ec04370bdfaf
parsers: check results of PyInt_FromLong (issue4771)
Bryan O'Sullivan <bos@serpentine.com>
parents:
27364
diff
changeset
|
1389 goto release; |
ec04370bdfaf
parsers: check results of PyInt_FromLong (issue4771)
Bryan O'Sullivan <bos@serpentine.com>
parents:
27364
diff
changeset
|
1390 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
|
1391 } |
27410
41127e875758
parsers: use PyTuple_Pack instead of manual list-filling
Bryan O'Sullivan <bos@serpentine.com>
parents:
27366
diff
changeset
|
1392 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
|
1393 |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
1394 release: |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1395 Py_XDECREF(phaseslist); |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1396 Py_XDECREF(phasessetlist); |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
1397 done: |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1398 free(phases); |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
1399 return ret; |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1400 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1401 |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1402 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
|
1403 { |
25297
3966e39fea98
changelog: fix bug in heads computation
Laurent Charignon <lcharignon@fb.com>
parents:
25296
diff
changeset
|
1404 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
|
1405 char *nothead = NULL; |
22540
9a860ac8c216
parsers: fix uninitialize variable warning
David Soria Parra <davidsp@fb.com>
parents:
22484
diff
changeset
|
1406 PyObject *heads = NULL; |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1407 PyObject *filter = NULL; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1408 PyObject *filteredrevs = Py_None; |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1409 |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1410 if (!PyArg_ParseTuple(args, "|O", &filteredrevs)) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1411 return NULL; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1412 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1413 |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1414 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
|
1415 return list_copy(self->headrevs); |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1416 |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1417 Py_DECREF(self->filteredrevs); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1418 self->filteredrevs = filteredrevs; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1419 Py_INCREF(filteredrevs); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1420 |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1421 if (filteredrevs != Py_None) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1422 filter = PyObject_GetAttrString(filteredrevs, "__contains__"); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1423 if (!filter) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1424 PyErr_SetString(PyExc_TypeError, |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1425 "filteredrevs has no attribute __contains__"); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1426 goto bail; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1427 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1428 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1429 |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1430 len = index_length(self) - 1; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1431 heads = PyList_New(0); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1432 if (heads == NULL) |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1433 goto bail; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1434 if (len == 0) { |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1435 PyObject *nullid = PyInt_FromLong(-1); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1436 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
|
1437 Py_XDECREF(nullid); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1438 goto bail; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1439 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1440 goto done; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1441 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1442 |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1443 nothead = calloc(len, 1); |
27366
7e8a883da171
parsers: add a missed PyErr_NoMemory
Bryan O'Sullivan <bos@serpentine.com>
parents:
27365
diff
changeset
|
1444 if (nothead == NULL) { |
7e8a883da171
parsers: add a missed PyErr_NoMemory
Bryan O'Sullivan <bos@serpentine.com>
parents:
27365
diff
changeset
|
1445 PyErr_NoMemory(); |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1446 goto bail; |
27366
7e8a883da171
parsers: add a missed PyErr_NoMemory
Bryan O'Sullivan <bos@serpentine.com>
parents:
27365
diff
changeset
|
1447 } |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1448 |
25297
3966e39fea98
changelog: fix bug in heads computation
Laurent Charignon <lcharignon@fb.com>
parents:
25296
diff
changeset
|
1449 for (i = 0; i < len; i++) { |
3966e39fea98
changelog: fix bug in heads computation
Laurent Charignon <lcharignon@fb.com>
parents:
25296
diff
changeset
|
1450 int isfiltered; |
3966e39fea98
changelog: fix bug in heads computation
Laurent Charignon <lcharignon@fb.com>
parents:
25296
diff
changeset
|
1451 int parents[2]; |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1452 |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1453 isfiltered = check_filter(filter, i); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1454 if (isfiltered == -1) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1455 PyErr_SetString(PyExc_TypeError, |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1456 "unable to check filter"); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1457 goto bail; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1458 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1459 |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1460 if (isfiltered) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1461 nothead[i] = 1; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1462 continue; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1463 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1464 |
25860
895f04955a49
parsers: silence warning of implicit integer conversion issued by clang
Yuya Nishihara <yuya@tcha.org>
parents:
25810
diff
changeset
|
1465 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
|
1466 goto bail; |
25297
3966e39fea98
changelog: fix bug in heads computation
Laurent Charignon <lcharignon@fb.com>
parents:
25296
diff
changeset
|
1467 for (j = 0; j < 2; j++) { |
3966e39fea98
changelog: fix bug in heads computation
Laurent Charignon <lcharignon@fb.com>
parents:
25296
diff
changeset
|
1468 if (parents[j] >= 0) |
3966e39fea98
changelog: fix bug in heads computation
Laurent Charignon <lcharignon@fb.com>
parents:
25296
diff
changeset
|
1469 nothead[parents[j]] = 1; |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1470 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1471 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1472 |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1473 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
|
1474 PyObject *head; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1475 |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1476 if (nothead[i]) |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1477 continue; |
22400
888bc106de83
parsers: fix typing issue when constructing Python integer object
Henrik Stuart <hg@hstuart.dk>
parents:
22399
diff
changeset
|
1478 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
|
1479 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
|
1480 Py_XDECREF(head); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1481 goto bail; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1482 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1483 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1484 |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1485 done: |
16787
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1486 self->headrevs = heads; |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1487 Py_XDECREF(filter); |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1488 free(nothead); |
16787
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1489 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
|
1490 bail: |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1491 Py_XDECREF(filter); |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1492 Py_XDECREF(heads); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1493 free(nothead); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1494 return NULL; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1495 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1496 |
16618
6bae941b58ad
parsers: change the type of nt_level
Bryan O'Sullivan <bryano@fb.com>
parents:
16617
diff
changeset
|
1497 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
|
1498 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1499 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
|
1500 if (!(level & 1)) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1501 v >>= 4; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1502 return v & 0xf; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1503 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1504 |
16616
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1505 /* |
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1506 * Return values: |
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1507 * |
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1508 * -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
|
1509 * -2: not found |
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1510 * rest: valid rev |
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1511 */ |
16663 | 1512 static int nt_find(indexObject *self, const char *node, Py_ssize_t nodelen, |
1513 int hex) | |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1514 { |
16663 | 1515 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
|
1516 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
|
1517 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1518 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
|
1519 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1520 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1521 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
|
1522 return -2; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1523 |
16663 | 1524 if (hex) |
16665
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1525 maxlevel = nodelen > 40 ? 40 : (int)nodelen; |
16663 | 1526 else |
1527 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
|
1528 |
e6dfbc5df76f
parsers: use the correct maximum radix tree depth
Bryan O'Sullivan <bryano@fb.com>
parents:
16604
diff
changeset
|
1529 for (level = off = 0; level < maxlevel; level++) { |
16663 | 1530 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
|
1531 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
|
1532 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
|
1533 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1534 if (v < 0) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1535 const char *n; |
16663 | 1536 Py_ssize_t i; |
1537 | |
24879
b3142ea2a0d4
parsers: avoid signed integer overflow in calculation of leaf-node index
Yuya Nishihara <yuya@tcha.org>
parents:
24736
diff
changeset
|
1538 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
|
1539 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
|
1540 if (n == NULL) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1541 return -2; |
16663 | 1542 for (i = level; i < maxlevel; i++) |
1543 if (getnybble(node, i) != nt_level(n, i)) | |
1544 return -2; | |
1545 return v; | |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1546 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1547 if (v == 0) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1548 return -2; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1549 off = v; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1550 } |
16616
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1551 /* 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
|
1552 return -4; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1553 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1554 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1555 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
|
1556 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1557 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
|
1558 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
|
1559 PyErr_SetString(PyExc_MemoryError, |
2262d7bc469e
parsers: check for memory allocation overflows more carefully
Bryan O'Sullivan <bryano@fb.com>
parents:
24622
diff
changeset
|
1560 "overflow in nt_new"); |
2262d7bc469e
parsers: check for memory allocation overflows more carefully
Bryan O'Sullivan <bryano@fb.com>
parents:
24622
diff
changeset
|
1561 return -1; |
2262d7bc469e
parsers: check for memory allocation overflows more carefully
Bryan O'Sullivan <bryano@fb.com>
parents:
24622
diff
changeset
|
1562 } |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1563 self->ntcapacity *= 2; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1564 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
|
1565 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
|
1566 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
|
1567 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
|
1568 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1569 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1570 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
|
1571 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
|
1572 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1573 return self->ntlength++; |
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 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1576 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
|
1577 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1578 int level = 0; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1579 int off = 0; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1580 |
16641
e6dfbc5df76f
parsers: use the correct maximum radix tree depth
Bryan O'Sullivan <bryano@fb.com>
parents:
16604
diff
changeset
|
1581 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
|
1582 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
|
1583 nodetree *n; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1584 int v; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1585 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1586 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
|
1587 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
|
1588 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1589 if (v == 0) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1590 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
|
1591 return 0; |
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 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
|
1594 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
|
1595 int noff; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1596 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1597 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
|
1598 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
|
1599 return 0; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1600 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1601 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
|
1602 if (noff == -1) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1603 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1604 /* 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
|
1605 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
|
1606 off = noff; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1607 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
|
1608 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
|
1609 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
|
1610 self->ntdepth = level; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1611 self->ntsplits += 1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1612 } else { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1613 level += 1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1614 off = v; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1615 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1616 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1617 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1618 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1619 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1620 |
16615
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1621 static int nt_init(indexObject *self) |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1622 { |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1623 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
|
1624 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
|
1625 PyErr_SetString(PyExc_ValueError, "overflow in nt_init"); |
40b7c6e4b993
mercurial/parsers.c: fix compiler warning
Abhay Kadam <abhaykadam88@gmail.com>
parents:
19728
diff
changeset
|
1626 return -1; |
40b7c6e4b993
mercurial/parsers.c: fix compiler warning
Abhay Kadam <abhaykadam88@gmail.com>
parents:
19728
diff
changeset
|
1627 } |
16615
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1628 self->ntcapacity = self->raw_length < 4 |
20110
40b7c6e4b993
mercurial/parsers.c: fix compiler warning
Abhay Kadam <abhaykadam88@gmail.com>
parents:
19728
diff
changeset
|
1629 ? 4 : (int)self->raw_length / 2; |
40b7c6e4b993
mercurial/parsers.c: fix compiler warning
Abhay Kadam <abhaykadam88@gmail.com>
parents:
19728
diff
changeset
|
1630 |
16615
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1631 self->nt = calloc(self->ntcapacity, sizeof(nodetree)); |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1632 if (self->nt == NULL) { |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1633 PyErr_NoMemory(); |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1634 return -1; |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1635 } |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1636 self->ntlength = 1; |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1637 self->ntrev = (int)index_length(self) - 1; |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1638 self->ntlookups = 1; |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1639 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
|
1640 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
|
1641 return -1; |
16615
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1642 } |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1643 return 0; |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1644 } |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1645 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1646 /* |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1647 * Return values: |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1648 * |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1649 * -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
|
1650 * -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
|
1651 * rest: valid rev |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1652 */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1653 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
|
1654 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
|
1655 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1656 int rev; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1657 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1658 self->ntlookups++; |
16663 | 1659 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
|
1660 if (rev >= -1) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1661 return rev; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1662 |
16615
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1663 if (nt_init(self) == -1) |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1664 return -3; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1665 |
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 * 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
|
1668 * 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
|
1669 * 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
|
1670 * |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1671 * 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
|
1672 * 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
|
1673 * 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
|
1674 */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1675 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
|
1676 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
|
1677 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
|
1678 if (n == NULL) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1679 return -2; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1680 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
|
1681 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
|
1682 return -3; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1683 break; |
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 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1686 } else { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1687 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
|
1688 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
|
1689 if (n == NULL) { |
1d800eb9ba52
parsers: update ntrev when we stop scanning
Bryan O'Sullivan <bryano@fb.com>
parents:
16597
diff
changeset
|
1690 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
|
1691 return -2; |
16614
1d800eb9ba52
parsers: update ntrev when we stop scanning
Bryan O'Sullivan <bryano@fb.com>
parents:
16597
diff
changeset
|
1692 } |
1d800eb9ba52
parsers: update ntrev when we stop scanning
Bryan O'Sullivan <bryano@fb.com>
parents:
16597
diff
changeset
|
1693 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
|
1694 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
|
1695 return -3; |
16614
1d800eb9ba52
parsers: update ntrev when we stop scanning
Bryan O'Sullivan <bryano@fb.com>
parents:
16597
diff
changeset
|
1696 } |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1697 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
|
1698 break; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1699 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1700 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1701 self->ntrev = rev; |
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 if (rev >= 0) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1705 return rev; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1706 return -2; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1707 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1708 |
25561
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1709 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
|
1710 { |
25561
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1711 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
|
1712 |
25561
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1713 mod = PyImport_ImportModule("mercurial.error"); |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1714 if (mod == NULL) { |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1715 goto cleanup; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1716 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1717 |
25561
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1718 dict = PyModule_GetDict(mod); |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1719 if (dict == NULL) { |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1720 goto cleanup; |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1721 } |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1722 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
|
1723 |
25561
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1724 errclass = PyDict_GetItemString(dict, "RevlogError"); |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1725 if (errclass == NULL) { |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1726 PyErr_SetString(PyExc_SystemError, |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1727 "could not find RevlogError"); |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1728 goto cleanup; |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1729 } |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1730 |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1731 /* 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
|
1732 PyErr_SetString(errclass, "RevlogError"); |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1733 |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1734 cleanup: |
50a6c3c55db1
parsers: do not cache RevlogError type (issue4451)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
24879
diff
changeset
|
1735 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
|
1736 Py_XDECREF(mod); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1737 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1738 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1739 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
|
1740 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1741 char *node; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1742 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
|
1743 int rev; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1744 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1745 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
|
1746 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
|
1747 |
16679
2950d186a927
parsers: strictly check for 20-byte hashes where they're required
Bryan O'Sullivan <bryano@fb.com>
parents:
16641
diff
changeset
|
1748 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
|
1749 return NULL; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1750 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
|
1751 if (rev >= -1) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1752 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
|
1753 if (rev == -2) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1754 raise_revlog_error(); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1755 return NULL; |
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 |
16665
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1758 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
|
1759 Py_ssize_t nodelen) |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1760 { |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1761 int rev; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1762 |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1763 if (nt_init(self) == -1) |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1764 return -3; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1765 |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1766 if (self->ntrev > 0) { |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1767 /* 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
|
1768 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
|
1769 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
|
1770 if (n == NULL) |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1771 return -2; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1772 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
|
1773 return -3; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1774 } |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1775 self->ntrev = rev; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1776 } |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1777 |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1778 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
|
1779 } |
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 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
|
1782 { |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1783 const char *fullnode; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1784 int nodelen; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1785 char *node; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1786 int rev, i; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1787 |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1788 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
|
1789 return NULL; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1790 |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1791 if (nodelen < 4) { |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1792 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
|
1793 return NULL; |
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 |
17353
bde1185f406c
revlog: don't try to partialmatch strings those length > 40
sorcerer
parents:
17165
diff
changeset
|
1796 if (nodelen > 40) { |
bde1185f406c
revlog: don't try to partialmatch strings those length > 40
sorcerer
parents:
17165
diff
changeset
|
1797 PyErr_SetString(PyExc_ValueError, "key too long"); |
bde1185f406c
revlog: don't try to partialmatch strings those length > 40
sorcerer
parents:
17165
diff
changeset
|
1798 return NULL; |
bde1185f406c
revlog: don't try to partialmatch strings those length > 40
sorcerer
parents:
17165
diff
changeset
|
1799 } |
16665
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 for (i = 0; i < nodelen; i++) |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1802 hexdigit(node, i); |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1803 if (PyErr_Occurred()) { |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1804 /* input contains non-hex characters */ |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1805 PyErr_Clear(); |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1806 Py_RETURN_NONE; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1807 } |
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 rev = nt_partialmatch(self, node, nodelen); |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1810 |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1811 switch (rev) { |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1812 case -4: |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1813 raise_revlog_error(); |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1814 case -3: |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1815 return NULL; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1816 case -2: |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1817 Py_RETURN_NONE; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1818 case -1: |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1819 return PyString_FromStringAndSize(nullid, 20); |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1820 } |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1821 |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1822 fullnode = index_node(self, rev); |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1823 if (fullnode == NULL) { |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1824 PyErr_Format(PyExc_IndexError, |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1825 "could not access rev %d", rev); |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1826 return NULL; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1827 } |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1828 return PyString_FromStringAndSize(fullnode, 20); |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1829 } |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1830 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1831 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:
16393
diff
changeset
|
1832 { |
16679
2950d186a927
parsers: strictly check for 20-byte hashes where they're required
Bryan O'Sullivan <bryano@fb.com>
parents:
16641
diff
changeset
|
1833 Py_ssize_t nodelen; |
2950d186a927
parsers: strictly check for 20-byte hashes where they're required
Bryan O'Sullivan <bryano@fb.com>
parents:
16641
diff
changeset
|
1834 PyObject *val; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1835 char *node; |
16679
2950d186a927
parsers: strictly check for 20-byte hashes where they're required
Bryan O'Sullivan <bryano@fb.com>
parents:
16641
diff
changeset
|
1836 int rev; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1837 |
16679
2950d186a927
parsers: strictly check for 20-byte hashes where they're required
Bryan O'Sullivan <bryano@fb.com>
parents:
16641
diff
changeset
|
1838 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
|
1839 return NULL; |
16679
2950d186a927
parsers: strictly check for 20-byte hashes where they're required
Bryan O'Sullivan <bryano@fb.com>
parents:
16641
diff
changeset
|
1840 if (node_check(val, &node, &nodelen) == -1) |
2950d186a927
parsers: strictly check for 20-byte hashes where they're required
Bryan O'Sullivan <bryano@fb.com>
parents:
16641
diff
changeset
|
1841 return NULL; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1842 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
changeset
|
1843 if (rev == -3) |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1844 return NULL; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1845 if (rev == -2) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1846 Py_RETURN_NONE; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1847 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
|
1848 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1849 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1850 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:
16393
diff
changeset
|
1851 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1852 char *node; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1853 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
|
1854 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1855 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
|
1856 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
|
1857 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:
16393
diff
changeset
|
1858 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1859 |
16679
2950d186a927
parsers: strictly check for 20-byte hashes where they're required
Bryan O'Sullivan <bryano@fb.com>
parents:
16641
diff
changeset
|
1860 if (node_check(value, &node, &nodelen) == -1) |
2950d186a927
parsers: strictly check for 20-byte hashes where they're required
Bryan O'Sullivan <bryano@fb.com>
parents:
16641
diff
changeset
|
1861 return -1; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1862 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1863 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:
16393
diff
changeset
|
1864 case -3: |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1865 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1866 case -2: |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1867 return 0; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1868 default: |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1869 return 1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1870 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1871 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1872 |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1873 typedef uint64_t bitmask; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1874 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1875 /* |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1876 * 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
|
1877 * 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
|
1878 * "heads(::a and ::b and ...)" |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1879 */ |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1880 static PyObject *find_gca_candidates(indexObject *self, const int *revs, |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1881 int revcount) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1882 { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1883 const bitmask allseen = (1ull << revcount) - 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1884 const bitmask poison = 1ull << revcount; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1885 PyObject *gca = PyList_New(0); |
20555
4add43865a9b
ancestors: remove unnecessary handling of 'left'
Mads Kiilerich <madski@unity3d.com>
parents:
20554
diff
changeset
|
1886 int i, v, interesting; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1887 int maxrev = -1; |
22399
9f490afcb067
parsers: use bitmask type consistently in find_gca_candidates
Henrik Stuart <hg@hstuart.dk>
parents:
21871
diff
changeset
|
1888 bitmask sp; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1889 bitmask *seen; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1890 |
19727
3d07b4a2f743
parsers: correctly handle a failed allocation
Bryan O'Sullivan <bryano@fb.com>
parents:
19726
diff
changeset
|
1891 if (gca == NULL) |
3d07b4a2f743
parsers: correctly handle a failed allocation
Bryan O'Sullivan <bryano@fb.com>
parents:
19726
diff
changeset
|
1892 return PyErr_NoMemory(); |
3d07b4a2f743
parsers: correctly handle a failed allocation
Bryan O'Sullivan <bryano@fb.com>
parents:
19726
diff
changeset
|
1893 |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1894 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
|
1895 if (revs[i] > maxrev) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1896 maxrev = revs[i]; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1897 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1898 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1899 seen = calloc(sizeof(*seen), maxrev + 1); |
19727
3d07b4a2f743
parsers: correctly handle a failed allocation
Bryan O'Sullivan <bryano@fb.com>
parents:
19726
diff
changeset
|
1900 if (seen == NULL) { |
3d07b4a2f743
parsers: correctly handle a failed allocation
Bryan O'Sullivan <bryano@fb.com>
parents:
19726
diff
changeset
|
1901 Py_DECREF(gca); |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1902 return PyErr_NoMemory(); |
19727
3d07b4a2f743
parsers: correctly handle a failed allocation
Bryan O'Sullivan <bryano@fb.com>
parents:
19726
diff
changeset
|
1903 } |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1904 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1905 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
|
1906 seen[revs[i]] = 1ull << i; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1907 |
20555
4add43865a9b
ancestors: remove unnecessary handling of 'left'
Mads Kiilerich <madski@unity3d.com>
parents:
20554
diff
changeset
|
1908 interesting = revcount; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1909 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1910 for (v = maxrev; v >= 0 && interesting; v--) { |
22399
9f490afcb067
parsers: use bitmask type consistently in find_gca_candidates
Henrik Stuart <hg@hstuart.dk>
parents:
21871
diff
changeset
|
1911 bitmask sv = seen[v]; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1912 int parents[2]; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1913 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1914 if (!sv) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1915 continue; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1916 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1917 if (sv < poison) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1918 interesting -= 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1919 if (sv == allseen) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1920 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
|
1921 if (obj == NULL) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1922 goto bail; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1923 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
|
1924 Py_DECREF(obj); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1925 goto bail; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1926 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1927 sv |= poison; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1928 for (i = 0; i < revcount; i++) { |
20555
4add43865a9b
ancestors: remove unnecessary handling of 'left'
Mads Kiilerich <madski@unity3d.com>
parents:
20554
diff
changeset
|
1929 if (revs[i] == v) |
4add43865a9b
ancestors: remove unnecessary handling of 'left'
Mads Kiilerich <madski@unity3d.com>
parents:
20554
diff
changeset
|
1930 goto done; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1931 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1932 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1933 } |
25810
82d6a35cf432
parsers: fix buffer overflow by invalid parent revision read from revlog
Yuya Nishihara <yuya@tcha.org>
parents:
25584
diff
changeset
|
1934 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
|
1935 goto bail; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1936 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1937 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
|
1938 int p = parents[i]; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1939 if (p == -1) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1940 continue; |
19030
48d6f436363e
parsers: fix variable declaration position issue
Matt Mackall <mpm@selenic.com>
parents:
18988
diff
changeset
|
1941 sp = seen[p]; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1942 if (sv < poison) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1943 if (sp == 0) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1944 seen[p] = sv; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1945 interesting++; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1946 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1947 else if (sp != sv) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1948 seen[p] |= sv; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1949 } else { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1950 if (sp && sp < poison) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1951 interesting--; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1952 seen[p] = sv; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1953 } |
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 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1956 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1957 done: |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1958 free(seen); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1959 return gca; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1960 bail: |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1961 free(seen); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1962 Py_XDECREF(gca); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1963 return NULL; |
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 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1966 /* |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1967 * 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
|
1968 * path to the root. |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1969 */ |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1970 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
|
1971 { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1972 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
|
1973 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
|
1974 int *depth, *interesting = NULL; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1975 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
|
1976 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
|
1977 long *seen = NULL; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1978 int maxrev = -1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1979 long final; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1980 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1981 if (revcount > capacity) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1982 PyErr_Format(PyExc_OverflowError, |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1983 "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
|
1984 (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
|
1985 return NULL; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1986 } |
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 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
|
1989 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
|
1990 if (n > maxrev) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1991 maxrev = n; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1992 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1993 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1994 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
|
1995 if (depth == NULL) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1996 return PyErr_NoMemory(); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1997 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1998 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
|
1999 if (seen == NULL) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2000 PyErr_NoMemory(); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2001 goto bail; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2002 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2003 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2004 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
|
2005 if (interesting == NULL) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2006 PyErr_NoMemory(); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2007 goto bail; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2008 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2009 |
19502
8704477ad3b6
ancestor.deepest: sort revs in C version
Siddharth Agarwal <sid0@fb.com>
parents:
19062
diff
changeset
|
2010 if (PyList_Sort(revs) == -1) |
8704477ad3b6
ancestor.deepest: sort revs in C version
Siddharth Agarwal <sid0@fb.com>
parents:
19062
diff
changeset
|
2011 goto bail; |
8704477ad3b6
ancestor.deepest: sort revs in C version
Siddharth Agarwal <sid0@fb.com>
parents:
19062
diff
changeset
|
2012 |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2013 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
|
2014 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
|
2015 long b = 1l << i; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2016 depth[n] = 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2017 seen[n] = b; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2018 interesting[b] = 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2019 } |
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 ninteresting = (int)revcount; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2022 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2023 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
|
2024 int dv = depth[v]; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2025 int parents[2]; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2026 long sv; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2027 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2028 if (dv == 0) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2029 continue; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2030 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2031 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
|
2032 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
|
2033 goto bail; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2034 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2035 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
|
2036 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
|
2037 long sp; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2038 int dp; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2039 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2040 if (p == -1) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2041 continue; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2042 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2043 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
|
2044 sp = seen[p]; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2045 if (dp <= dv) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2046 depth[p] = dv + 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2047 if (sp != sv) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2048 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
|
2049 seen[p] = sv; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2050 if (sp) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2051 interesting[sp] -= 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2052 if (interesting[sp] == 0) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2053 ninteresting -= 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2054 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2055 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2056 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2057 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
|
2058 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
|
2059 if (nsp == sp) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2060 continue; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2061 seen[p] = nsp; |
19503
f2dfda6ac152
ancestor.deepest: decrement ninteresting correctly (issue3984)
Wei, Elson <elson.wei@gmail.com>
parents:
19502
diff
changeset
|
2062 interesting[sp] -= 1; |
f2dfda6ac152
ancestor.deepest: decrement ninteresting correctly (issue3984)
Wei, Elson <elson.wei@gmail.com>
parents:
19502
diff
changeset
|
2063 if (interesting[sp] == 0 && interesting[nsp] > 0) |
f2dfda6ac152
ancestor.deepest: decrement ninteresting correctly (issue3984)
Wei, Elson <elson.wei@gmail.com>
parents:
19502
diff
changeset
|
2064 ninteresting -= 1; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2065 interesting[nsp] += 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2066 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2067 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2068 interesting[sv] -= 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2069 if (interesting[sv] == 0) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2070 ninteresting -= 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2071 } |
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 final = 0; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2074 j = ninteresting; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2075 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
|
2076 if (interesting[i] == 0) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2077 continue; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2078 final |= i; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2079 j -= 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2080 } |
21730
8da100383dc3
parsers.c: fix a couple of memory leaks
Danek Duvall <danek.duvall@oracle.com>
parents:
21103
diff
changeset
|
2081 if (final == 0) { |
8da100383dc3
parsers.c: fix a couple of memory leaks
Danek Duvall <danek.duvall@oracle.com>
parents:
21103
diff
changeset
|
2082 keys = PyList_New(0); |
8da100383dc3
parsers.c: fix a couple of memory leaks
Danek Duvall <danek.duvall@oracle.com>
parents:
21103
diff
changeset
|
2083 goto bail; |
8da100383dc3
parsers.c: fix a couple of memory leaks
Danek Duvall <danek.duvall@oracle.com>
parents:
21103
diff
changeset
|
2084 } |
18988
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 dict = PyDict_New(); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2087 if (dict == NULL) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2088 goto bail; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2089 |
19504
2fa303619b4d
ancestor.deepest: ignore ninteresting while building result (issue3984)
Siddharth Agarwal <sid0@fb.com>
parents:
19503
diff
changeset
|
2090 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
|
2091 PyObject *key; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2092 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2093 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
|
2094 continue; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2095 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2096 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
|
2097 Py_INCREF(key); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2098 Py_INCREF(Py_None); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2099 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
|
2100 Py_DECREF(key); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2101 Py_DECREF(Py_None); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2102 goto bail; |
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 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2105 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2106 keys = PyDict_Keys(dict); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2107 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2108 bail: |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2109 free(depth); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2110 free(seen); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2111 free(interesting); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2112 Py_XDECREF(dict); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2113 |
21730
8da100383dc3
parsers.c: fix a couple of memory leaks
Danek Duvall <danek.duvall@oracle.com>
parents:
21103
diff
changeset
|
2114 return keys; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2115 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2116 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2117 /* |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2118 * Given a (possibly overlapping) set of revs, return all the |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2119 * common ancestors heads: heads(::args[0] and ::a[1] and ...) |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2120 */ |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2121 static PyObject *index_commonancestorsheads(indexObject *self, PyObject *args) |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2122 { |
21103
628c16489d1c
parsers: remove unnecessary gca variable in index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
21102
diff
changeset
|
2123 PyObject *ret = NULL; |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2124 Py_ssize_t argcount, i, len; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2125 bitmask repeat = 0; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2126 int revcount = 0; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2127 int *revs; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2128 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2129 argcount = PySequence_Length(args); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2130 revs = malloc(argcount * sizeof(*revs)); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2131 if (argcount > 0 && revs == NULL) |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2132 return PyErr_NoMemory(); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2133 len = index_length(self) - 1; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2134 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2135 for (i = 0; i < argcount; i++) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2136 static const int capacity = 24; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2137 PyObject *obj = PySequence_GetItem(args, i); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2138 bitmask x; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2139 long val; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2140 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2141 if (!PyInt_Check(obj)) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2142 PyErr_SetString(PyExc_TypeError, |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2143 "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
|
2144 Py_DECREF(obj); |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2145 goto bail; |
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 val = PyInt_AsLong(obj); |
23945
33d6aaf84c9e
parsers.c: fix a memory leak in index_commonancestorsheads
Augie Fackler <augie@google.com>
parents:
23944
diff
changeset
|
2148 Py_DECREF(obj); |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2149 if (val == -1) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2150 ret = PyList_New(0); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2151 goto done; |
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 if (val < 0 || val >= len) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2154 PyErr_SetString(PyExc_IndexError, |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2155 "index out of range"); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2156 goto bail; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2157 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2158 /* this cheesy bloom filter lets us avoid some more |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2159 * expensive duplicate checks in the common set-is-disjoint |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2160 * case */ |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2161 x = 1ull << (val & 0x3f); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2162 if (repeat & x) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2163 int k; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2164 for (k = 0; k < revcount; k++) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2165 if (val == revs[k]) |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2166 goto duplicate; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2167 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2168 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2169 else repeat |= x; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2170 if (revcount >= capacity) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2171 PyErr_Format(PyExc_OverflowError, |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2172 "bitset size (%d) > capacity (%d)", |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2173 revcount, capacity); |
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 revs[revcount++] = (int)val; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2177 duplicate:; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2178 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2179 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2180 if (revcount == 0) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2181 ret = PyList_New(0); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2182 goto done; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2183 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2184 if (revcount == 1) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2185 PyObject *obj; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2186 ret = PyList_New(1); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2187 if (ret == NULL) |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2188 goto bail; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2189 obj = PyInt_FromLong(revs[0]); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2190 if (obj == NULL) |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2191 goto bail; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2192 PyList_SET_ITEM(ret, 0, obj); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2193 goto done; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2194 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2195 |
21103
628c16489d1c
parsers: remove unnecessary gca variable in index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
21102
diff
changeset
|
2196 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
|
2197 if (ret == NULL) |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2198 goto bail; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2199 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2200 done: |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2201 free(revs); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2202 return ret; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2203 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2204 bail: |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2205 free(revs); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2206 Py_XDECREF(ret); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2207 return NULL; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2208 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2209 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2210 /* |
24004
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2211 * 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
|
2212 * 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
|
2213 */ |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2214 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
|
2215 { |
26048
0be2f81aadc3
parsers: fix two leaks in index_ancestors
Augie Fackler <augie@google.com>
parents:
26044
diff
changeset
|
2216 PyObject *ret; |
24004
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2217 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
|
2218 if (gca == NULL) |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2219 return NULL; |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2220 |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2221 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
|
2222 return gca; |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2223 } |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2224 |
26048
0be2f81aadc3
parsers: fix two leaks in index_ancestors
Augie Fackler <augie@google.com>
parents:
26044
diff
changeset
|
2225 ret = find_deepest(self, gca); |
0be2f81aadc3
parsers: fix two leaks in index_ancestors
Augie Fackler <augie@google.com>
parents:
26044
diff
changeset
|
2226 Py_DECREF(gca); |
0be2f81aadc3
parsers: fix two leaks in index_ancestors
Augie Fackler <augie@google.com>
parents:
26044
diff
changeset
|
2227 return ret; |
24004
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2228 } |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2229 |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2230 /* |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2231 * 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
|
2232 */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2233 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
|
2234 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2235 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
|
2236 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2237 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
|
2238 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
|
2239 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
|
2240 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2241 nt_insert(self, PyString_AS_STRING(node), -1); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2242 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2243 |
16732
277e2acb7e5c
parsers: use Py_CLEAR where appropriate
Bryan O'Sullivan <bryano@fb.com>
parents:
16699
diff
changeset
|
2244 if (start == 0) |
277e2acb7e5c
parsers: use Py_CLEAR where appropriate
Bryan O'Sullivan <bryano@fb.com>
parents:
16699
diff
changeset
|
2245 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
|
2246 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2247 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2248 /* |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2249 * 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
|
2250 * 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
|
2251 */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2252 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
|
2253 { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2254 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
|
2255 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
|
2256 int ret = 0; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2257 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2258 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
|
2259 &start, &stop, &step, &slicelength) < 0) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2260 return -1; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2261 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2262 if (slicelength <= 0) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2263 return 0; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2264 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2265 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
|
2266 stop = start; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2267 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2268 if (step < 0) { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2269 stop = start + 1; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2270 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
|
2271 step = -step; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2272 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2273 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2274 if (step != 1) { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2275 PyErr_SetString(PyExc_ValueError, |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2276 "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
|
2277 return -1; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2278 } |
16363
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 (stop != length - 1) { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2281 PyErr_SetString(PyExc_IndexError, |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2282 "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
|
2283 return -1; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2284 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2285 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2286 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
|
2287 if (self->nt) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2288 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
|
2289 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2290 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
|
2291 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
|
2292 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2293 if (node) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2294 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
|
2295 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2296 if (self->added) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2297 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
|
2298 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
|
2299 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
|
2300 } |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2301 self->length = start + 1; |
18504
d1d5fdcc2d46
parsers: fix memleak of revlog cache entries on strip
Yuya Nishihara <yuya@tcha.org>
parents:
18430
diff
changeset
|
2302 if (start < self->raw_length) { |
d1d5fdcc2d46
parsers: fix memleak of revlog cache entries on strip
Yuya Nishihara <yuya@tcha.org>
parents:
18430
diff
changeset
|
2303 if (self->cache) { |
d1d5fdcc2d46
parsers: fix memleak of revlog cache entries on strip
Yuya Nishihara <yuya@tcha.org>
parents:
18430
diff
changeset
|
2304 Py_ssize_t i; |
d1d5fdcc2d46
parsers: fix memleak of revlog cache entries on strip
Yuya Nishihara <yuya@tcha.org>
parents:
18430
diff
changeset
|
2305 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
|
2306 Py_CLEAR(self->cache[i]); |
d1d5fdcc2d46
parsers: fix memleak of revlog cache entries on strip
Yuya Nishihara <yuya@tcha.org>
parents:
18430
diff
changeset
|
2307 } |
16784
12a852c7c763
parsers: reduce raw_length when truncating
Bryan O'Sullivan <bryano@fb.com>
parents:
16732
diff
changeset
|
2308 self->raw_length = start; |
18504
d1d5fdcc2d46
parsers: fix memleak of revlog cache entries on strip
Yuya Nishihara <yuya@tcha.org>
parents:
18430
diff
changeset
|
2309 } |
16784
12a852c7c763
parsers: reduce raw_length when truncating
Bryan O'Sullivan <bryano@fb.com>
parents:
16732
diff
changeset
|
2310 goto done; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2311 } |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2312 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2313 if (self->nt) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2314 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
|
2315 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
|
2316 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
|
2317 } |
16784
12a852c7c763
parsers: reduce raw_length when truncating
Bryan O'Sullivan <bryano@fb.com>
parents:
16732
diff
changeset
|
2318 if (self->added) |
12a852c7c763
parsers: reduce raw_length when truncating
Bryan O'Sullivan <bryano@fb.com>
parents:
16732
diff
changeset
|
2319 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
|
2320 PyList_GET_SIZE(self->added), NULL); |
12a852c7c763
parsers: reduce raw_length when truncating
Bryan O'Sullivan <bryano@fb.com>
parents:
16732
diff
changeset
|
2321 done: |
16787
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
2322 Py_CLEAR(self->headrevs); |
16784
12a852c7c763
parsers: reduce raw_length when truncating
Bryan O'Sullivan <bryano@fb.com>
parents:
16732
diff
changeset
|
2323 return ret; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2324 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2325 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2326 /* |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2327 * Supported ops: |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2328 * |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2329 * slice deletion |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2330 * 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
|
2331 * 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
|
2332 */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2333 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
|
2334 PyObject *value) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2335 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2336 char *node; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2337 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
|
2338 long rev; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2339 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2340 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
|
2341 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
|
2342 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2343 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
|
2344 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2345 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2346 if (value == NULL) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2347 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
|
2348 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
|
2349 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
|
2350 if (!PyErr_Occurred()) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2351 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
|
2352 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2353 } |
23468
ee311681e591
parsers: ensure revlog index node tree is initialized before insertion
Mike Edgar <adgar@google.com>
parents:
23087
diff
changeset
|
2354 |
ee311681e591
parsers: ensure revlog index node tree is initialized before insertion
Mike Edgar <adgar@google.com>
parents:
23087
diff
changeset
|
2355 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
|
2356 return -1; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2357 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
|
2358 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2359 |
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 * 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
|
2362 * 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
|
2363 */ |
22401
9ba8a93e55f5
parsers: ensure correct return type for inline_scan
Henrik Stuart <hg@hstuart.dk>
parents:
22400
diff
changeset
|
2364 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
|
2365 { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2366 const char *data = PyString_AS_STRING(self->data); |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
2367 Py_ssize_t pos = 0; |
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
2368 Py_ssize_t end = PyString_GET_SIZE(self->data); |
16863
bbedef66c6f3
parsers: replace magic number 64 with symbolic constant
Bryan O'Sullivan <bryano@fb.com>
parents:
16787
diff
changeset
|
2369 long incr = v1_hdrsize; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2370 Py_ssize_t len = 0; |
13254
5ef5eb1f3515
revlog: only build the nodemap on demand
Matt Mackall <mpm@selenic.com>
parents:
11361
diff
changeset
|
2371 |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
2372 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
|
2373 uint32_t comp_len; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2374 /* 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
|
2375 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
|
2376 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
|
2377 if (offsets) |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
2378 offsets[len] = data + pos; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2379 len++; |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
2380 pos += incr; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2381 } |
13254
5ef5eb1f3515
revlog: only build the nodemap on demand
Matt Mackall <mpm@selenic.com>
parents:
11361
diff
changeset
|
2382 |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
2383 if (pos != end) { |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2384 if (!PyErr_Occurred()) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2385 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
|
2386 return -1; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2387 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2388 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2389 return len; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2390 } |
13254
5ef5eb1f3515
revlog: only build the nodemap on demand
Matt Mackall <mpm@selenic.com>
parents:
11361
diff
changeset
|
2391 |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2392 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
|
2393 { |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2394 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
|
2395 Py_ssize_t size; |
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2396 |
20109
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2397 /* 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
|
2398 self->raw_length = 0; |
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2399 self->added = NULL; |
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2400 self->cache = NULL; |
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2401 self->data = NULL; |
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2402 self->headrevs = NULL; |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
2403 self->filteredrevs = Py_None; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
2404 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
|
2405 self->nt = NULL; |
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2406 self->offsets = NULL; |
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2407 |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2408 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
|
2409 return -1; |
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2410 if (!PyString_Check(data_obj)) { |
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2411 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
|
2412 return -1; |
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2413 } |
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2414 size = PyString_GET_SIZE(data_obj); |
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2415 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2416 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
|
2417 self->data = data_obj; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2418 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2419 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
|
2420 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
|
2421 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
|
2422 self->ntrev = -1; |
16597
b767382a8675
parsers: fix refcount bug on corrupt index
Matt Mackall <mpm@selenic.com>
parents:
16572
diff
changeset
|
2423 Py_INCREF(self->data); |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2424 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2425 if (self->inlined) { |
22401
9ba8a93e55f5
parsers: ensure correct return type for inline_scan
Henrik Stuart <hg@hstuart.dk>
parents:
22400
diff
changeset
|
2426 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
|
2427 if (len == -1) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2428 goto bail; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2429 self->raw_length = len; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2430 self->length = len + 1; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2431 } else { |
16863
bbedef66c6f3
parsers: replace magic number 64 with symbolic constant
Bryan O'Sullivan <bryano@fb.com>
parents:
16787
diff
changeset
|
2432 if (size % v1_hdrsize) { |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2433 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
|
2434 goto bail; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2435 } |
16863
bbedef66c6f3
parsers: replace magic number 64 with symbolic constant
Bryan O'Sullivan <bryano@fb.com>
parents:
16787
diff
changeset
|
2436 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
|
2437 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
|
2438 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2439 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2440 return 0; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2441 bail: |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2442 return -1; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2443 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2444 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2445 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
|
2446 { |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2447 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
|
2448 return (PyObject *)self; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2449 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2450 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2451 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
|
2452 { |
16370
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
2453 _index_clearcaches(self); |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
2454 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
|
2455 Py_XDECREF(self->data); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2456 Py_XDECREF(self->added); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2457 PyObject_Del(self); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2458 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2459 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2460 static PySequenceMethods index_sequence_methods = { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2461 (lenfunc)index_length, /* sq_length */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2462 0, /* sq_concat */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2463 0, /* sq_repeat */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2464 (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
|
2465 0, /* sq_slice */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2466 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
|
2467 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
|
2468 (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
|
2469 }; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2470 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2471 static PyMappingMethods index_mapping_methods = { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2472 (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
|
2473 (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
|
2474 (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
|
2475 }; |
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 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
|
2478 {"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
|
2479 "return the gca set of the given revs"}, |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2480 {"commonancestorsheads", (PyCFunction)index_commonancestorsheads, |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2481 METH_VARARGS, |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2482 "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
|
2483 {"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
|
2484 "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
|
2485 {"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
|
2486 "get an index entry"}, |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
2487 {"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
|
2488 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
|
2489 {"reachableroots2", (PyCFunction)reachableroots2, METH_VARARGS, |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
2490 "reachableroots"}, |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
2491 {"headrevs", (PyCFunction)index_headrevs, METH_VARARGS, |
23087
42342f9afe01
parsers: introduce headrevsfiltered in C extension
Mads Kiilerich <madski@unity3d.com>
parents:
23073
diff
changeset
|
2492 "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
|
2493 {"headrevsfiltered", (PyCFunction)index_headrevs, METH_VARARGS, |
42342f9afe01
parsers: introduce headrevsfiltered in C extension
Mads Kiilerich <madski@unity3d.com>
parents:
23073
diff
changeset
|
2494 "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
|
2495 {"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
|
2496 "insert an index entry"}, |
16665
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
2497 {"partialmatch", (PyCFunction)index_partialmatch, METH_VARARGS, |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
2498 "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
|
2499 {"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
|
2500 "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
|
2501 {NULL} /* Sentinel */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2502 }; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2503 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2504 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
|
2505 {"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
|
2506 {NULL} /* Sentinel */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2507 }; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2508 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2509 static PyTypeObject indexType = { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2510 PyObject_HEAD_INIT(NULL) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2511 0, /* ob_size */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2512 "parsers.index", /* tp_name */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2513 sizeof(indexObject), /* tp_basicsize */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2514 0, /* tp_itemsize */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2515 (destructor)index_dealloc, /* tp_dealloc */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2516 0, /* tp_print */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2517 0, /* tp_getattr */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2518 0, /* tp_setattr */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2519 0, /* tp_compare */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2520 0, /* tp_repr */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2521 0, /* tp_as_number */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2522 &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
|
2523 &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
|
2524 0, /* tp_hash */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2525 0, /* tp_call */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2526 0, /* tp_str */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2527 0, /* tp_getattro */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2528 0, /* tp_setattro */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2529 0, /* tp_as_buffer */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2530 Py_TPFLAGS_DEFAULT, /* tp_flags */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2531 "revlog index", /* tp_doc */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2532 0, /* tp_traverse */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2533 0, /* tp_clear */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2534 0, /* tp_richcompare */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2535 0, /* tp_weaklistoffset */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2536 0, /* tp_iter */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2537 0, /* tp_iternext */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2538 index_methods, /* tp_methods */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2539 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
|
2540 index_getset, /* tp_getset */ |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2541 0, /* tp_base */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2542 0, /* tp_dict */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2543 0, /* tp_descr_get */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2544 0, /* tp_descr_set */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2545 0, /* tp_dictoffset */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2546 (initproc)index_init, /* tp_init */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2547 0, /* tp_alloc */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2548 }; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2549 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2550 /* |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2551 * 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
|
2552 * follows: |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2553 * |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2554 * 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
|
2555 * 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
|
2556 * |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2557 * added complications are for backwards compatibility |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2558 */ |
13254
5ef5eb1f3515
revlog: only build the nodemap on demand
Matt Mackall <mpm@selenic.com>
parents:
11361
diff
changeset
|
2559 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
|
2560 { |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2561 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
|
2562 indexObject *idx; |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2563 int ret; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2564 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2565 idx = PyObject_New(indexObject, &indexType); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2566 if (idx == NULL) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2567 goto bail; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2568 |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2569 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
|
2570 if (ret == -1) |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2571 goto bail; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2572 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2573 if (idx->inlined) { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2574 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
|
2575 if (cache == NULL) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2576 goto bail; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2577 } else { |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2578 cache = Py_None; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2579 Py_INCREF(cache); |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2580 } |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2581 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2582 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
|
2583 if (!tuple) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2584 goto bail; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2585 return tuple; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2586 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2587 bail: |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2588 Py_XDECREF(idx); |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2589 Py_XDECREF(cache); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2590 Py_XDECREF(tuple); |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2591 return NULL; |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2592 } |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2593 |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2594 #define BUMPED_FIX 1 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2595 #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
|
2596 #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
|
2597 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2598 static PyObject *readshas( |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2599 const char *source, unsigned char num, Py_ssize_t hashwidth) |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2600 { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2601 int i; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2602 PyObject *list = PyTuple_New(num); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2603 if (list == NULL) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2604 return NULL; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2605 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2606 for (i = 0; i < num; i++) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2607 PyObject *hash = PyString_FromStringAndSize(source, hashwidth); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2608 if (hash == NULL) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2609 Py_DECREF(list); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2610 return NULL; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2611 } |
26213
4d6cdea33f37
parsers: use PyTuple_SET_ITEM() to fill new marker tuples
Yuya Nishihara <yuya@tcha.org>
parents:
26107
diff
changeset
|
2612 PyTuple_SET_ITEM(list, i, hash); |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2613 source += hashwidth; |
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 return list; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2616 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2617 |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2618 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
|
2619 uint32_t *msize) |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2620 { |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2621 const char *data = databegin; |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2622 const char *meta; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2623 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2624 double mtime; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2625 int16_t tz; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2626 uint16_t flags; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2627 unsigned char nsuccs, nparents, nmetadata; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2628 Py_ssize_t hashwidth = 20; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2629 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2630 PyObject *prec = NULL, *parents = NULL, *succs = NULL; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2631 PyObject *metadata = NULL, *ret = NULL; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2632 int i; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2633 |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2634 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
|
2635 goto overflow; |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2636 } |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2637 |
24019
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2638 *msize = getbe32(data); |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2639 data += 4; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2640 mtime = getbefloat64(data); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2641 data += 8; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2642 tz = getbeint16(data); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2643 data += 2; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2644 flags = getbeuint16(data); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2645 data += 2; |
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 if (flags & USING_SHA_256) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2648 hashwidth = 32; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2649 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2650 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2651 nsuccs = (unsigned char)(*data++); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2652 nparents = (unsigned char)(*data++); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2653 nmetadata = (unsigned char)(*data++); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2654 |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2655 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
|
2656 goto overflow; |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2657 } |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2658 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
|
2659 |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2660 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
|
2661 goto overflow; |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2662 } |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2663 prec = PyString_FromStringAndSize(data, hashwidth); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2664 data += hashwidth; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2665 if (prec == NULL) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2666 goto bail; |
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 |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2669 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
|
2670 goto overflow; |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2671 } |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2672 succs = readshas(data, nsuccs, hashwidth); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2673 if (succs == NULL) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2674 goto bail; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2675 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2676 data += nsuccs * hashwidth; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2677 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2678 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
|
2679 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
|
2680 goto overflow; |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2681 } |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2682 parents = readshas(data, nparents, hashwidth); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2683 if (parents == NULL) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2684 goto bail; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2685 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2686 data += nparents * hashwidth; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2687 } else { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2688 parents = Py_None; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2689 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2690 |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2691 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
|
2692 goto overflow; |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2693 } |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2694 meta = data + (2 * nmetadata); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2695 metadata = PyTuple_New(nmetadata); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2696 if (metadata == NULL) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2697 goto bail; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2698 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2699 for (i = 0; i < nmetadata; i++) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2700 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
|
2701 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
|
2702 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
|
2703 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
|
2704 goto overflow; |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2705 } |
26590
473a63c45394
parsers: read sizes of metadata pair of obsolete marker at once
Yuya Nishihara <yuya@tcha.org>
parents:
26214
diff
changeset
|
2706 left = PyString_FromStringAndSize(meta, leftsize); |
473a63c45394
parsers: read sizes of metadata pair of obsolete marker at once
Yuya Nishihara <yuya@tcha.org>
parents:
26214
diff
changeset
|
2707 meta += leftsize; |
473a63c45394
parsers: read sizes of metadata pair of obsolete marker at once
Yuya Nishihara <yuya@tcha.org>
parents:
26214
diff
changeset
|
2708 right = PyString_FromStringAndSize(meta, rightsize); |
473a63c45394
parsers: read sizes of metadata pair of obsolete marker at once
Yuya Nishihara <yuya@tcha.org>
parents:
26214
diff
changeset
|
2709 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
|
2710 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
|
2711 if (!left || !right || !tmp) { |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2712 Py_XDECREF(left); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2713 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
|
2714 Py_XDECREF(tmp); |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2715 goto bail; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2716 } |
26214
46605888faf3
parsers: use PyTuple_New and SET_ITEM to construct metadata pair of markers
Yuya Nishihara <yuya@tcha.org>
parents:
26213
diff
changeset
|
2717 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
|
2718 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
|
2719 PyTuple_SET_ITEM(metadata, i, tmp); |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2720 } |
24019
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2721 ret = Py_BuildValue("(OOHO(di)O)", prec, succs, flags, |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2722 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
|
2723 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
|
2724 |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2725 overflow: |
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2726 PyErr_SetString(PyExc_ValueError, "overflow in obsstore"); |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2727 bail: |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2728 Py_XDECREF(prec); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2729 Py_XDECREF(succs); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2730 Py_XDECREF(metadata); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2731 if (parents != Py_None) |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2732 Py_XDECREF(parents); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2733 return ret; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2734 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2735 |
24019
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2736 |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2737 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
|
2738 const char *data, *dataend; |
26872
ce03e72837c6
parsers: fix width of datalen variable in fm1readmarkers
Yuya Nishihara <yuya@tcha.org>
parents:
26775
diff
changeset
|
2739 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
|
2740 Py_ssize_t offset, stop; |
24019
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2741 PyObject *markers = NULL; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2742 |
26107
50582df9d7a7
parsers: fix two cases of unsigned long instead of Py_ssize_t
Augie Fackler <augie@google.com>
parents:
26098
diff
changeset
|
2743 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
|
2744 return NULL; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2745 } |
26591
042344313939
parsers: fix infinite loop or out-of-bound read in fm1readmarkers (issue4888)
Yuya Nishihara <yuya@tcha.org>
parents:
26590
diff
changeset
|
2746 dataend = data + datalen; |
24019
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2747 data += offset; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2748 markers = PyList_New(0); |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2749 if (!markers) { |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2750 return NULL; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2751 } |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2752 while (offset < stop) { |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2753 uint32_t msize; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2754 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
|
2755 PyObject *record = fm1readmarker(data, dataend, &msize); |
24019
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2756 if (!record) { |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2757 goto bail; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2758 } |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2759 error = PyList_Append(markers, record); |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2760 Py_DECREF(record); |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2761 if (error) { |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2762 goto bail; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2763 } |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2764 data += msize; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2765 offset += msize; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2766 } |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2767 return markers; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2768 bail: |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2769 Py_DECREF(markers); |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2770 return NULL; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2771 } |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2772 |
6389
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
2773 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
|
2774 |
17606
318fb32b980e
pathencode: new C module with fast encodedir() function
Adrian Buehlmann <adrian@cadifra.com>
parents:
17356
diff
changeset
|
2775 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
|
2776 PyObject *pathencode(PyObject *self, PyObject *args); |
18430
0459c6555f69
store: implement lowerencode in C
Bryan O'Sullivan <bryano@fb.com>
parents:
17616
diff
changeset
|
2777 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
|
2778 |
6389
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
2779 static PyMethodDef methods[] = { |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
2780 {"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
|
2781 {"nonnormalentries", nonnormalentries, METH_VARARGS, |
7c9eb2927879
dirstate: add a C implementation for nonnormalentries
Laurent Charignon <lcharignon@fb.com>
parents:
27410
diff
changeset
|
2782 "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
|
2783 {"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
|
2784 {"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
|
2785 {"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
|
2786 {"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
|
2787 {"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
|
2788 {"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
|
2789 "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
|
2790 {"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
|
2791 "make file foldmap\n"}, |
17606
318fb32b980e
pathencode: new C module with fast encodedir() function
Adrian Buehlmann <adrian@cadifra.com>
parents:
17356
diff
changeset
|
2792 {"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
|
2793 {"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
|
2794 {"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
|
2795 {"fm1readmarkers", fm1readmarkers, METH_VARARGS, |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2796 "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
|
2797 {NULL, NULL} |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
2798 }; |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
2799 |
18900
02ee846b246a
scmutil: rewrite dirs in C, use if available
Bryan O'Sullivan <bryano@fb.com>
parents:
18567
diff
changeset
|
2800 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
|
2801 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
|
2802 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2803 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
|
2804 { |
20742
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
2805 /* 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
|
2806 * 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
|
2807 * 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
|
2808 * 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
|
2809 * 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
|
2810 * 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
|
2811 * 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
|
2812 * 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
|
2813 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
|
2814 |
18900
02ee846b246a
scmutil: rewrite dirs in C, use if available
Bryan O'Sullivan <bryano@fb.com>
parents:
18567
diff
changeset
|
2815 dirs_module_init(mod); |
24214
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
24032
diff
changeset
|
2816 manifest_module_init(mod); |
18900
02ee846b246a
scmutil: rewrite dirs in C, use if available
Bryan O'Sullivan <bryano@fb.com>
parents:
18567
diff
changeset
|
2817 |
16604
48e42f984074
parsers: statically initializing tp_new to PyType_GenericNew is not portable
Adrian Buehlmann <adrian@cadifra.com>
parents:
16597
diff
changeset
|
2818 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
|
2819 if (PyType_Ready(&indexType) < 0 || |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
2820 PyType_Ready(&dirstateTupleType) < 0) |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2821 return; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2822 Py_INCREF(&indexType); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2823 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
|
2824 Py_INCREF(&dirstateTupleType); |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
2825 PyModule_AddObject(mod, "dirstatetuple", |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
2826 (PyObject *)&dirstateTupleType); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2827 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2828 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
|
2829 -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
|
2830 if (nullentry) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2831 PyObject_GC_UnTrack(nullentry); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2832 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2833 |
20742
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
2834 static int check_python_version(void) |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
2835 { |
23943
5fb44983a696
parsers: don't leak references to sys et al in check_python_version
Augie Fackler <augie@google.com>
parents:
23942
diff
changeset
|
2836 PyObject *sys = PyImport_ImportModule("sys"), *ver; |
5fb44983a696
parsers: don't leak references to sys et al in check_python_version
Augie Fackler <augie@google.com>
parents:
23942
diff
changeset
|
2837 long hexversion; |
5fb44983a696
parsers: don't leak references to sys et al in check_python_version
Augie Fackler <augie@google.com>
parents:
23942
diff
changeset
|
2838 if (!sys) |
5fb44983a696
parsers: don't leak references to sys et al in check_python_version
Augie Fackler <augie@google.com>
parents:
23942
diff
changeset
|
2839 return -1; |
5fb44983a696
parsers: don't leak references to sys et al in check_python_version
Augie Fackler <augie@google.com>
parents:
23942
diff
changeset
|
2840 ver = PyObject_GetAttrString(sys, "hexversion"); |
5fb44983a696
parsers: don't leak references to sys et al in check_python_version
Augie Fackler <augie@google.com>
parents:
23942
diff
changeset
|
2841 Py_DECREF(sys); |
5fb44983a696
parsers: don't leak references to sys et al in check_python_version
Augie Fackler <augie@google.com>
parents:
23942
diff
changeset
|
2842 if (!ver) |
5fb44983a696
parsers: don't leak references to sys et al in check_python_version
Augie Fackler <augie@google.com>
parents:
23942
diff
changeset
|
2843 return -1; |
5fb44983a696
parsers: don't leak references to sys et al in check_python_version
Augie Fackler <augie@google.com>
parents:
23942
diff
changeset
|
2844 hexversion = PyInt_AsLong(ver); |
5fb44983a696
parsers: don't leak references to sys et al in check_python_version
Augie Fackler <augie@google.com>
parents:
23942
diff
changeset
|
2845 Py_DECREF(ver); |
20742
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
2846 /* sys.hexversion is a 32-bit number by default, so the -1 case |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
2847 * should only occur in unusual circumstances (e.g. if sys.hexversion |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
2848 * is manually set to an invalid value). */ |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
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2849 if ((hexversion == -1) || (hexversion >> 16 != PY_VERSION_HEX >> 16)) { |
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parsers: fail fast if Python has wrong minor version (issue4110)
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2850 PyErr_Format(PyExc_ImportError, "%s: The Mercurial extension " |
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2851 "modules were compiled with Python " PY_VERSION ", but " |
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parsers: fail fast if Python has wrong minor version (issue4110)
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2852 "Mercurial is currently using Python with sys.hexversion=%ld: " |
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2853 "Python %s\n at: %s", versionerrortext, hexversion, |
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parsers: fail fast if Python has wrong minor version (issue4110)
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2854 Py_GetVersion(), Py_GetProgramFullPath()); |
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parsers: fail fast if Python has wrong minor version (issue4110)
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2855 return -1; |
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2856 } |
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parsers: fail fast if Python has wrong minor version (issue4110)
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2857 return 0; |
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parsers: fail fast if Python has wrong minor version (issue4110)
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2858 } |
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2859 |
11361
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2860 #ifdef IS_PY3K |
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2861 static struct PyModuleDef parsers_module = { |
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2862 PyModuleDef_HEAD_INIT, |
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2863 "parsers", |
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parsers.c: Added support for py3k.
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2864 parsers_doc, |
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2865 -1, |
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2866 methods |
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2867 }; |
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2868 |
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2869 PyMODINIT_FUNC PyInit_parsers(void) |
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2870 { |
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2871 PyObject *mod; |
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2872 |
20742
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parsers: fail fast if Python has wrong minor version (issue4110)
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2873 if (check_python_version() == -1) |
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2874 return; |
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2875 mod = PyModule_Create(&parsers_module); |
16363
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2876 module_init(mod); |
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2877 return mod; |
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|
2878 } |
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2879 #else |
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2880 PyMODINIT_FUNC initparsers(void) |
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2881 { |
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2882 PyObject *mod; |
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2883 |
20742
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parsers: fail fast if Python has wrong minor version (issue4110)
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|
2884 if (check_python_version() == -1) |
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2885 return; |
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e286ab22e461
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|
2886 mod = Py_InitModule3("parsers", methods, parsers_doc); |
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2887 module_init(mod); |
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2888 } |
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2889 #endif |