Mercurial > hg
annotate mercurial/parsers.c @ 24577:bf55df007535
parsers: introduce an asciiupper function
author | Siddharth Agarwal <sid0@fb.com> |
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date | Tue, 31 Mar 2015 13:46:21 -0700 |
parents | fe173106e7fe |
children | e4a733c34bc6 |
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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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fix const annotation warning
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|
98 char *d; |
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|
99 int i; |
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|
100 |
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Renato Cunha <renatoc@gmail.com>
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|
101 ret = PyBytes_FromStringAndSize(NULL, len / 2); |
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Renato Cunha <renatoc@gmail.com>
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|
102 |
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|
103 if (!ret) |
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|
104 return NULL; |
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diff
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|
105 |
11361
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Renato Cunha <renatoc@gmail.com>
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|
106 d = PyBytes_AsString(ret); |
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Renato Cunha <renatoc@gmail.com>
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|
107 |
16617
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|
108 for (i = 0; i < len;) { |
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|
109 int hi = hexdigit(str, i++); |
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Bryan O'Sullivan <bryano@fb.com>
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|
110 int lo = hexdigit(str, i++); |
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Bryan O'Sullivan <bos@serpentine.com>
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|
111 *d++ = (hi << 4) | lo; |
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manifest: improve parsing performance by 8x via a new C extension
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|
112 } |
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parsers: clean up whitespace
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diff
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|
113 |
6389
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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 { |
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120 char *str, *newstr; |
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|
121 Py_ssize_t i, len; |
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|
122 PyObject *newobj = NULL; |
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parsers._asciilower: use an explicit return object
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|
123 PyObject *ret = NULL; |
22778
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124 |
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125 str = PyBytes_AS_STRING(str_obj); |
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126 len = PyBytes_GET_SIZE(str_obj); |
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127 |
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128 newobj = PyBytes_FromStringAndSize(NULL, len); |
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129 if (!newobj) |
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130 goto quit; |
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|
131 |
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132 newstr = PyBytes_AS_STRING(newobj); |
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133 |
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134 for (i = 0; i < len; i++) { |
80f2b63dd83a
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|
135 char c = str[i]; |
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|
136 if (c & 0x80) { |
80f2b63dd83a
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|
137 PyObject *err = PyUnicodeDecodeError_Create( |
80f2b63dd83a
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|
138 "ascii", str, len, i, (i + 1), |
80f2b63dd83a
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|
139 "unexpected code byte"); |
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parsers: add a function to efficiently lowercase ASCII strings
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|
140 PyErr_SetObject(PyExc_UnicodeDecodeError, err); |
23942
fefa5f2a1730
parsers: fix leak of err when asciilower hits a unicode decode error
Augie Fackler <augie@google.com>
parents:
23468
diff
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|
141 Py_XDECREF(err); |
22778
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142 goto quit; |
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|
143 } |
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|
144 newstr[i] = table[(unsigned char)c]; |
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|
145 } |
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|
146 |
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|
147 ret = newobj; |
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|
148 Py_INCREF(ret); |
22778
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|
149 quit: |
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|
150 Py_XDECREF(newobj); |
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|
151 return ret; |
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|
152 } |
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|
153 |
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|
154 static PyObject *asciilower(PyObject *self, PyObject *args) |
e97a00bf18ae
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|
155 { |
e97a00bf18ae
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|
156 PyObject *str_obj; |
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parsers: factor out most of asciilower into an internal function
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diff
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|
157 if (!PyArg_ParseTuple(args, "O!:asciilower", &PyBytes_Type, &str_obj)) |
e97a00bf18ae
parsers: factor out most of asciilower into an internal function
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diff
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|
158 return NULL; |
24576
fe173106e7fe
parsers: make _asciilower a generic _asciitransform function
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24575
diff
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|
159 return _asciitransform(str_obj, lowertable); |
24574
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|
160 } |
e97a00bf18ae
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Siddharth Agarwal <sid0@fb.com>
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diff
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|
161 |
24577
bf55df007535
parsers: introduce an asciiupper function
Siddharth Agarwal <sid0@fb.com>
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24576
diff
changeset
|
162 static PyObject *asciiupper(PyObject *self, PyObject *args) |
bf55df007535
parsers: introduce an asciiupper function
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diff
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|
163 { |
bf55df007535
parsers: introduce an asciiupper function
Siddharth Agarwal <sid0@fb.com>
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diff
changeset
|
164 PyObject *str_obj; |
bf55df007535
parsers: introduce an asciiupper function
Siddharth Agarwal <sid0@fb.com>
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diff
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|
165 if (!PyArg_ParseTuple(args, "O!:asciiupper", &PyBytes_Type, &str_obj)) |
bf55df007535
parsers: introduce an asciiupper function
Siddharth Agarwal <sid0@fb.com>
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diff
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|
166 return NULL; |
bf55df007535
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Siddharth Agarwal <sid0@fb.com>
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diff
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|
167 return _asciitransform(str_obj, uppertable); |
bf55df007535
parsers: introduce an asciiupper function
Siddharth Agarwal <sid0@fb.com>
parents:
24576
diff
changeset
|
168 } |
bf55df007535
parsers: introduce an asciiupper function
Siddharth Agarwal <sid0@fb.com>
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24576
diff
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|
169 |
6389
0231f763ebc8
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Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
170 /* |
0231f763ebc8
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diff
changeset
|
171 * This code assumes that a manifest is stitched together with newline |
0231f763ebc8
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Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
172 * ('\n') characters. |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
173 */ |
0231f763ebc8
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Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
174 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
|
175 { |
0231f763ebc8
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Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
176 PyObject *mfdict, *fdict; |
19728
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
177 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
|
178 int len; |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
179 |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
180 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
|
181 &PyDict_Type, &mfdict, |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
182 &PyDict_Type, &fdict, |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
183 &str, &len)) |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
184 goto quit; |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
185 |
19728
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
186 start = str; |
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
187 end = str + len; |
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
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19727
diff
changeset
|
188 while (start < end) { |
6389
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Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
189 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
|
190 PyObject *flags = NULL; |
19728
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
191 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
|
192 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
|
193 |
19728
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
194 zero = memchr(start, '\0', end - start); |
6389
0231f763ebc8
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Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
195 if (!zero) { |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
196 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
|
197 "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
|
198 goto quit; |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
199 } |
0231f763ebc8
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Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
200 |
19728
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
201 newline = memchr(zero + 1, '\n', end - (zero + 1)); |
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
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19727
diff
changeset
|
202 if (!newline) { |
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
203 PyErr_SetString(PyExc_ValueError, |
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
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19727
diff
changeset
|
204 "manifest contains trailing garbage"); |
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
205 goto quit; |
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
206 } |
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
207 |
11361
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
208 file = PyBytes_FromStringAndSize(start, zero - start); |
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
209 |
6389
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
210 if (!file) |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
211 goto bail; |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
212 |
19728
3daabd2da78b
parse_manifest: rewrite to use memchr
Siddharth Agarwal <sid0@fb.com>
parents:
19727
diff
changeset
|
213 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
|
214 |
17356
511dfb34b412
parsers: fix an integer size warning issued by clang
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diff
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|
215 node = unhexlify(zero + 1, nlen > 40 ? 40 : (int)nlen); |
6389
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|
216 if (!node) |
0231f763ebc8
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|
217 goto bail; |
0231f763ebc8
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diff
changeset
|
218 |
0231f763ebc8
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|
219 if (nlen > 40) { |
11361
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parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
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|
220 flags = PyBytes_FromStringAndSize(zero + 41, |
6389
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|
221 nlen - 40); |
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|
222 if (!flags) |
0231f763ebc8
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|
223 goto bail; |
0231f763ebc8
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parents:
diff
changeset
|
224 |
0231f763ebc8
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|
225 if (PyDict_SetItem(fdict, file, flags) == -1) |
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|
226 goto bail; |
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|
227 } |
0231f763ebc8
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|
228 |
0231f763ebc8
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|
229 if (PyDict_SetItem(mfdict, file, node) == -1) |
0231f763ebc8
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|
230 goto bail; |
0231f763ebc8
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parents:
diff
changeset
|
231 |
19728
3daabd2da78b
parse_manifest: rewrite to use memchr
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diff
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|
232 start = newline + 1; |
6389
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|
233 |
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|
234 Py_XDECREF(flags); |
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|
235 Py_XDECREF(node); |
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|
236 Py_XDECREF(file); |
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|
237 continue; |
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|
238 bail: |
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|
239 Py_XDECREF(flags); |
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|
240 Py_XDECREF(node); |
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|
241 Py_XDECREF(file); |
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|
242 goto quit; |
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|
243 } |
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|
244 |
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245 Py_INCREF(Py_None); |
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|
246 return Py_None; |
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|
247 quit: |
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|
248 return NULL; |
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|
249 } |
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250 |
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251 static inline dirstateTupleObject *make_dirstate_tuple(char state, int mode, |
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252 int size, int mtime) |
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253 { |
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254 dirstateTupleObject *t = PyObject_New(dirstateTupleObject, |
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255 &dirstateTupleType); |
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256 if (!t) |
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257 return NULL; |
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258 t->state = state; |
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259 t->mode = mode; |
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260 t->size = size; |
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261 t->mtime = mtime; |
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262 return t; |
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263 } |
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264 |
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|
265 static PyObject *dirstate_tuple_new(PyTypeObject *subtype, PyObject *args, |
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266 PyObject *kwds) |
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267 { |
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268 /* We do all the initialization here and not a tp_init function because |
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269 * dirstate_tuple is immutable. */ |
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270 dirstateTupleObject *t; |
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271 char state; |
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272 int size, mode, mtime; |
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273 if (!PyArg_ParseTuple(args, "ciii", &state, &mode, &size, &mtime)) |
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274 return NULL; |
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275 |
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276 t = (dirstateTupleObject *)subtype->tp_alloc(subtype, 1); |
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277 if (!t) |
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278 return NULL; |
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|
279 t->state = state; |
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280 t->mode = mode; |
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281 t->size = size; |
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|
282 t->mtime = mtime; |
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|
283 |
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|
284 return (PyObject *)t; |
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285 } |
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286 |
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|
287 static void dirstate_tuple_dealloc(PyObject *o) |
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288 { |
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|
289 PyObject_Del(o); |
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290 } |
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|
291 |
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|
292 static Py_ssize_t dirstate_tuple_length(PyObject *o) |
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293 { |
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294 return 4; |
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|
295 } |
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|
296 |
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|
297 static PyObject *dirstate_tuple_item(PyObject *o, Py_ssize_t i) |
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298 { |
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299 dirstateTupleObject *t = (dirstateTupleObject *)o; |
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|
300 switch (i) { |
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|
301 case 0: |
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|
302 return PyBytes_FromStringAndSize(&t->state, 1); |
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|
303 case 1: |
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|
304 return PyInt_FromLong(t->mode); |
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|
305 case 2: |
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306 return PyInt_FromLong(t->size); |
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|
307 case 3: |
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|
308 return PyInt_FromLong(t->mtime); |
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|
309 default: |
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|
310 PyErr_SetString(PyExc_IndexError, "index out of range"); |
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|
311 return NULL; |
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|
312 } |
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|
313 } |
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|
314 |
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|
315 static PySequenceMethods dirstate_tuple_sq = { |
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|
316 dirstate_tuple_length, /* sq_length */ |
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|
317 0, /* sq_concat */ |
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|
318 0, /* sq_repeat */ |
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|
319 dirstate_tuple_item, /* sq_item */ |
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|
320 0, /* sq_ass_item */ |
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321 0, /* sq_contains */ |
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322 0, /* sq_inplace_concat */ |
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323 0 /* sq_inplace_repeat */ |
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|
324 }; |
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|
325 |
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|
326 PyTypeObject dirstateTupleType = { |
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|
327 PyVarObject_HEAD_INIT(NULL, 0) |
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328 "dirstate_tuple", /* tp_name */ |
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329 sizeof(dirstateTupleObject),/* tp_basicsize */ |
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330 0, /* tp_itemsize */ |
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331 (destructor)dirstate_tuple_dealloc, /* tp_dealloc */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
332 0, /* tp_print */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
333 0, /* tp_getattr */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
334 0, /* tp_setattr */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
335 0, /* tp_compare */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
336 0, /* tp_repr */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
337 0, /* tp_as_number */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
338 &dirstate_tuple_sq, /* tp_as_sequence */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
339 0, /* tp_as_mapping */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
340 0, /* tp_hash */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
341 0, /* tp_call */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
342 0, /* tp_str */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
343 0, /* tp_getattro */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
344 0, /* tp_setattro */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
345 0, /* tp_as_buffer */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
346 Py_TPFLAGS_DEFAULT, /* tp_flags */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
347 "dirstate tuple", /* tp_doc */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
348 0, /* tp_traverse */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
349 0, /* tp_clear */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
350 0, /* tp_richcompare */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
351 0, /* tp_weaklistoffset */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
352 0, /* tp_iter */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
353 0, /* tp_iternext */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
354 0, /* tp_methods */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
355 0, /* tp_members */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
356 0, /* tp_getset */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
357 0, /* tp_base */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
358 0, /* tp_dict */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
359 0, /* tp_descr_get */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
360 0, /* tp_descr_set */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
361 0, /* tp_dictoffset */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
362 0, /* tp_init */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
363 0, /* tp_alloc */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
364 dirstate_tuple_new, /* tp_new */ |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
365 }; |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
366 |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
367 static PyObject *parse_dirstate(PyObject *self, PyObject *args) |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
368 { |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
369 PyObject *dmap, *cmap, *parents = NULL, *ret = NULL; |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
370 PyObject *fname = NULL, *cname = NULL, *entry = NULL; |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
371 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
|
372 int mode, size, mtime; |
22403
41e9d58ec56f
parsers: avoid signed/unsigned comparison mismatch
Henrik Stuart <hg@hstuart.dk>
parents:
22402
diff
changeset
|
373 unsigned int flen, len, pos = 40; |
41e9d58ec56f
parsers: avoid signed/unsigned comparison mismatch
Henrik Stuart <hg@hstuart.dk>
parents:
22402
diff
changeset
|
374 int readlen; |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
375 |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
376 if (!PyArg_ParseTuple(args, "O!O!s#:parse_dirstate", |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
377 &PyDict_Type, &dmap, |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
378 &PyDict_Type, &cmap, |
22403
41e9d58ec56f
parsers: avoid signed/unsigned comparison mismatch
Henrik Stuart <hg@hstuart.dk>
parents:
22402
diff
changeset
|
379 &str, &readlen)) |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
380 goto quit; |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
381 |
22403
41e9d58ec56f
parsers: avoid signed/unsigned comparison mismatch
Henrik Stuart <hg@hstuart.dk>
parents:
22402
diff
changeset
|
382 if (readlen < 0) |
41e9d58ec56f
parsers: avoid signed/unsigned comparison mismatch
Henrik Stuart <hg@hstuart.dk>
parents:
22402
diff
changeset
|
383 goto quit; |
41e9d58ec56f
parsers: avoid signed/unsigned comparison mismatch
Henrik Stuart <hg@hstuart.dk>
parents:
22402
diff
changeset
|
384 |
41e9d58ec56f
parsers: avoid signed/unsigned comparison mismatch
Henrik Stuart <hg@hstuart.dk>
parents:
22402
diff
changeset
|
385 len = readlen; |
41e9d58ec56f
parsers: avoid signed/unsigned comparison mismatch
Henrik Stuart <hg@hstuart.dk>
parents:
22402
diff
changeset
|
386 |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
387 /* read parents */ |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
388 if (len < 40) |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
389 goto quit; |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
390 |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
391 parents = Py_BuildValue("s#s#", str, 20, str + 20, 20); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
392 if (!parents) |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
393 goto quit; |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
394 |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
395 /* read filenames */ |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
396 while (pos >= 40 && pos < len) { |
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
397 cur = str + pos; |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
398 /* unpack header */ |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
399 state = *cur; |
16437
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
changeset
|
400 mode = getbe32(cur + 1); |
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
changeset
|
401 size = getbe32(cur + 5); |
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
changeset
|
402 mtime = getbe32(cur + 9); |
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
changeset
|
403 flen = getbe32(cur + 13); |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
404 pos += 17; |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
405 cur += 17; |
20316
40f08c31844c
parsers: fix 'unsigned expression is always true' warning (issue4142)
David Soria Parra <davidsp@fb.com>
parents:
20169
diff
changeset
|
406 if (flen > len - pos) { |
7174
4da87407b845
parsers.c: fix integer overflows
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
7168
diff
changeset
|
407 PyErr_SetString(PyExc_ValueError, "overflow in dirstate"); |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
408 goto quit; |
7174
4da87407b845
parsers.c: fix integer overflows
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
7168
diff
changeset
|
409 } |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
410 |
21809
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
411 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
|
412 mtime); |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
413 cpos = memchr(cur, 0, flen); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
414 if (cpos) { |
11361
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
415 fname = PyBytes_FromStringAndSize(cur, cpos - cur); |
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
416 cname = PyBytes_FromStringAndSize(cpos + 1, |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
417 flen - (cpos - cur) - 1); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
418 if (!fname || !cname || |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
419 PyDict_SetItem(cmap, fname, cname) == -1 || |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
420 PyDict_SetItem(dmap, fname, entry) == -1) |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
421 goto quit; |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
422 Py_DECREF(cname); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
423 } else { |
11361
3de3d670d2b6
parsers.c: Added support for py3k.
Renato Cunha <renatoc@gmail.com>
parents:
10449
diff
changeset
|
424 fname = PyBytes_FromStringAndSize(cur, flen); |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
425 if (!fname || |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
426 PyDict_SetItem(dmap, fname, entry) == -1) |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
427 goto quit; |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
428 } |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
429 Py_DECREF(fname); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
430 Py_DECREF(entry); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
431 fname = cname = entry = NULL; |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
432 pos += flen; |
7093
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
433 } |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
434 |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
435 ret = parents; |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
436 Py_INCREF(ret); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
437 quit: |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
438 Py_XDECREF(fname); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
439 Py_XDECREF(cname); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
440 Py_XDECREF(entry); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
441 Py_XDECREF(parents); |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
442 return ret; |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
443 } |
16bafcebd3d1
dirstate: C parsing extension
Matt Mackall <mpm@selenic.com>
parents:
7092
diff
changeset
|
444 |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
445 /* |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
446 * 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
|
447 */ |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
448 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
|
449 { |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
450 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
|
451 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
|
452 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
|
453 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
|
454 char *p, *s; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
455 double now; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
456 |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
457 if (!PyArg_ParseTuple(args, "O!O!Od:pack_dirstate", |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
458 &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
|
459 &pl, &now)) |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
460 return NULL; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
461 |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
462 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
|
463 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
|
464 return NULL; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
465 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
466 |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
467 /* 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
|
468 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
|
469 PyObject *c; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
470 if (!PyString_Check(k)) { |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
471 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
|
472 goto bail; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
473 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
474 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
|
475 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
|
476 if (c) { |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
477 if (!PyString_Check(c)) { |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
478 PyErr_SetString(PyExc_TypeError, |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
479 "expected string key"); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
480 goto bail; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
481 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
482 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
|
483 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
484 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
485 |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
486 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
|
487 if (packobj == NULL) |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
488 goto bail; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
489 |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
490 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
|
491 |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
492 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
|
493 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
|
494 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
|
495 goto bail; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
496 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
497 memcpy(p, s, l); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
498 p += 20; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
499 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
|
500 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
|
501 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
|
502 goto bail; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
503 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
504 memcpy(p, s, l); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
505 p += 20; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
506 |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
507 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
|
508 dirstateTupleObject *tuple; |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
509 char state; |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
510 uint32_t mode, size, mtime; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
511 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
|
512 PyObject *o; |
21809
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
513 char *t; |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
514 |
21809
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
515 if (!dirstate_tuple_check(v)) { |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
516 PyErr_SetString(PyExc_TypeError, |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
517 "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
|
518 goto bail; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
519 } |
21809
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
520 tuple = (dirstateTupleObject *)v; |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
521 |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
522 state = tuple->state; |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
523 mode = tuple->mode; |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
524 size = tuple->size; |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
525 mtime = tuple->mtime; |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
526 if (state == 'n' && mtime == (uint32_t)now) { |
18567
194e63c1ccb9
dirstate: move pure python dirstate packing to pure/parsers.py
Siddharth Agarwal <sid0@fb.com>
parents:
18504
diff
changeset
|
527 /* 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
|
528 * 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
|
529 mtime = -1; |
21809
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
530 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
|
531 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
|
532 if (!mtime_unset) |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
533 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
|
534 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
|
535 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
|
536 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
|
537 mtime_unset = NULL; |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
538 } |
21809
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
539 *p++ = state; |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
540 putbe32(mode, p); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
541 putbe32(size, p + 4); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
542 putbe32(mtime, p + 8); |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
543 t = p + 12; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
544 p += 16; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
545 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
|
546 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
|
547 p += len; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
548 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
|
549 if (o) { |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
550 *p++ = '\0'; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
551 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
|
552 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
|
553 p += l; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
554 len += l + 1; |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
555 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
556 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
|
557 } |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
558 |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
559 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
|
560 if (pos != nbytes) { |
92e1c64ba0d4
parsers: add a C function to pack the dirstate
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561 PyErr_Format(PyExc_SystemError, "bad dirstate size: %ld != %ld", |
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562 (long)pos, (long)nbytes); |
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563 goto bail; |
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564 } |
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565 |
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|
566 return packobj; |
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567 bail: |
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Siddharth Agarwal <sid0@fb.com>
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568 Py_XDECREF(mtime_unset); |
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569 Py_XDECREF(packobj); |
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570 Py_XDECREF(v); |
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571 return NULL; |
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572 } |
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573 |
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574 /* |
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575 * A base-16 trie for fast node->rev mapping. |
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576 * |
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577 * Positive value is index of the next node in the trie |
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578 * Negative value is a leaf: -(rev + 1) |
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579 * Zero is empty |
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580 */ |
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581 typedef struct { |
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582 int children[16]; |
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583 } nodetree; |
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584 |
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585 /* |
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586 * This class has two behaviours. |
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587 * |
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588 * When used in a list-like way (with integer keys), we decode an |
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589 * entry in a RevlogNG index file on demand. Our last entry is a |
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590 * sentinel, always a nullid. We have limited support for |
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591 * integer-keyed insert and delete, only at elements right before the |
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592 * sentinel. |
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593 * |
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594 * With string keys, we lazily perform a reverse mapping from node to |
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595 * rev, using a base-16 trie. |
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596 */ |
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597 typedef struct { |
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598 PyObject_HEAD |
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599 /* Type-specific fields go here. */ |
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600 PyObject *data; /* raw bytes of index */ |
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601 PyObject **cache; /* cached tuples */ |
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602 const char **offsets; /* populated on demand */ |
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603 Py_ssize_t raw_length; /* original number of elements */ |
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604 Py_ssize_t length; /* current number of elements */ |
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605 PyObject *added; /* populated on demand */ |
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606 PyObject *headrevs; /* cache, invalidated on changes */ |
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607 PyObject *filteredrevs;/* filtered revs set */ |
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608 nodetree *nt; /* base-16 trie */ |
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609 int ntlength; /* # nodes in use */ |
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610 int ntcapacity; /* # nodes allocated */ |
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611 int ntdepth; /* maximum depth of tree */ |
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612 int ntsplits; /* # splits performed */ |
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613 int ntrev; /* last rev scanned */ |
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614 int ntlookups; /* # lookups */ |
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615 int ntmisses; /* # lookups that miss the cache */ |
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616 int inlined; |
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617 } indexObject; |
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618 |
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619 static Py_ssize_t index_length(const indexObject *self) |
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620 { |
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621 if (self->added == NULL) |
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622 return self->length; |
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623 return self->length + PyList_GET_SIZE(self->added); |
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624 } |
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625 |
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626 static PyObject *nullentry; |
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627 static const char nullid[20]; |
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|
628 |
22401
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22400
diff
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|
629 static Py_ssize_t inline_scan(indexObject *self, const char **offsets); |
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630 |
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|
631 #if LONG_MAX == 0x7fffffffL |
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632 static char *tuple_format = "Kiiiiiis#"; |
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633 #else |
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634 static char *tuple_format = "kiiiiiis#"; |
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635 #endif |
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636 |
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637 /* A RevlogNG v1 index entry is 64 bytes long. */ |
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638 static const long v1_hdrsize = 64; |
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639 |
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640 /* |
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641 * Return a pointer to the beginning of a RevlogNG record. |
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642 */ |
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643 static const char *index_deref(indexObject *self, Py_ssize_t pos) |
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644 { |
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645 if (self->inlined && pos > 0) { |
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646 if (self->offsets == NULL) { |
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647 self->offsets = malloc(self->raw_length * |
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648 sizeof(*self->offsets)); |
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649 if (self->offsets == NULL) |
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650 return (const char *)PyErr_NoMemory(); |
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651 inline_scan(self, self->offsets); |
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652 } |
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653 return self->offsets[pos]; |
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654 } |
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655 |
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656 return PyString_AS_STRING(self->data) + pos * v1_hdrsize; |
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657 } |
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658 |
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659 /* |
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660 * RevlogNG format (all in big endian, data may be inlined): |
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661 * 6 bytes: offset |
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662 * 2 bytes: flags |
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663 * 4 bytes: compressed length |
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664 * 4 bytes: uncompressed length |
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665 * 4 bytes: base revision |
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666 * 4 bytes: link revision |
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667 * 4 bytes: parent 1 revision |
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668 * 4 bytes: parent 2 revision |
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669 * 32 bytes: nodeid (only 20 bytes used) |
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670 */ |
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671 static PyObject *index_get(indexObject *self, Py_ssize_t pos) |
7108
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672 { |
7154
7fdf7a0a41b7
index parser: fix refcounting in case of errors, refactor
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
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7135
diff
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|
673 uint64_t offset_flags; |
7108
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Bernhard Leiner <bleiner@gmail.com>
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674 int comp_len, uncomp_len, base_rev, link_rev, parent_1, parent_2; |
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675 const char *c_node_id; |
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676 const char *data; |
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677 Py_ssize_t length = index_length(self); |
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678 PyObject *entry; |
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679 |
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680 if (pos < 0) |
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681 pos += length; |
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682 |
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683 if (pos < 0 || pos >= length) { |
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684 PyErr_SetString(PyExc_IndexError, "revlog index out of range"); |
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685 return NULL; |
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686 } |
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687 |
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688 if (pos == length - 1) { |
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689 Py_INCREF(nullentry); |
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690 return nullentry; |
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691 } |
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692 |
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693 if (pos >= self->length - 1) { |
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694 PyObject *obj; |
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695 obj = PyList_GET_ITEM(self->added, pos - self->length + 1); |
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696 Py_INCREF(obj); |
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697 return obj; |
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698 } |
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699 |
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700 if (self->cache) { |
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701 if (self->cache[pos]) { |
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702 Py_INCREF(self->cache[pos]); |
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703 return self->cache[pos]; |
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704 } |
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705 } else { |
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706 self->cache = calloc(self->raw_length, sizeof(PyObject *)); |
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707 if (self->cache == NULL) |
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708 return PyErr_NoMemory(); |
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709 } |
7190
aecea6934fdd
Some additional space/tab cleanups
Thomas Arendsen Hein <thomas@intevation.de>
parents:
7186
diff
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|
710 |
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711 data = index_deref(self, pos); |
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712 if (data == NULL) |
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|
713 return NULL; |
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|
714 |
16437
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
16414
diff
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|
715 offset_flags = getbe32(data + 4); |
16363
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716 if (pos == 0) /* mask out version number for the first entry */ |
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717 offset_flags &= 0xFFFF; |
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718 else { |
16437
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util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
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|
719 uint32_t offset_high = getbe32(data); |
16363
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|
720 offset_flags |= ((uint64_t)offset_high) << 32; |
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|
721 } |
7154
7fdf7a0a41b7
index parser: fix refcounting in case of errors, refactor
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
7135
diff
changeset
|
722 |
16437
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
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diff
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|
723 comp_len = getbe32(data + 8); |
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
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diff
changeset
|
724 uncomp_len = getbe32(data + 12); |
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
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diff
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|
725 base_rev = getbe32(data + 16); |
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
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diff
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|
726 link_rev = getbe32(data + 20); |
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
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diff
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|
727 parent_1 = getbe32(data + 24); |
d126a0d16856
util.h: replace ntohl/htonl with get/putbe32
Matt Mackall <mpm@selenic.com>
parents:
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diff
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|
728 parent_2 = getbe32(data + 28); |
16363
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|
729 c_node_id = data + 32; |
2cdd7e63211b
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|
730 |
2cdd7e63211b
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Bryan O'Sullivan <bryano@fb.com>
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diff
changeset
|
731 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
|
732 uncomp_len, base_rev, link_rev, |
5ef5eb1f3515
revlog: only build the nodemap on demand
Matt Mackall <mpm@selenic.com>
parents:
11361
diff
changeset
|
733 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
|
734 |
19726
b3c8c6f2b5c1
parsers: use Py_INCREF safely
Bryan O'Sullivan <bryano@fb.com>
parents:
19725
diff
changeset
|
735 if (entry) { |
16363
2cdd7e63211b
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Bryan O'Sullivan <bryano@fb.com>
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changeset
|
736 PyObject_GC_UnTrack(entry); |
19726
b3c8c6f2b5c1
parsers: use Py_INCREF safely
Bryan O'Sullivan <bryano@fb.com>
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diff
changeset
|
737 Py_INCREF(entry); |
b3c8c6f2b5c1
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Bryan O'Sullivan <bryano@fb.com>
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diff
changeset
|
738 } |
16363
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|
739 |
2cdd7e63211b
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changeset
|
740 self->cache[pos] = entry; |
2cdd7e63211b
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Bryan O'Sullivan <bryano@fb.com>
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changeset
|
741 |
2cdd7e63211b
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|
742 return entry; |
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|
743 } |
2cdd7e63211b
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|
744 |
16414
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|
745 /* |
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parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
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|
746 * Return the 20-byte SHA of the node corresponding to the given rev. |
e8d37b78acfb
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|
747 */ |
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parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
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changeset
|
748 static const char *index_node(indexObject *self, Py_ssize_t pos) |
e8d37b78acfb
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|
749 { |
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parsers: use base-16 trie for faster node->rev mapping
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|
750 Py_ssize_t length = index_length(self); |
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changeset
|
751 const char *data; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
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diff
changeset
|
752 |
16664
5bc6edf71b39
parsers: ensure that nullid is always present in the radix tree
Bryan O'Sullivan <bryano@fb.com>
parents:
16663
diff
changeset
|
753 if (pos == length - 1 || pos == INT_MAX) |
16414
e8d37b78acfb
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|
754 return nullid; |
e8d37b78acfb
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Bryan O'Sullivan <bryano@fb.com>
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changeset
|
755 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
756 if (pos >= length) |
e8d37b78acfb
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Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
757 return NULL; |
e8d37b78acfb
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Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
758 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
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|
759 if (pos >= self->length - 1) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
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changeset
|
760 PyObject *tuple, *str; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
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changeset
|
761 tuple = PyList_GET_ITEM(self->added, pos - self->length + 1); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
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changeset
|
762 str = PyTuple_GetItem(tuple, 7); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
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|
763 return str ? PyString_AS_STRING(str) : NULL; |
e8d37b78acfb
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|
764 } |
e8d37b78acfb
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Bryan O'Sullivan <bryano@fb.com>
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diff
changeset
|
765 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
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changeset
|
766 data = index_deref(self, pos); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
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|
767 return data ? data + 32 : NULL; |
e8d37b78acfb
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Bryan O'Sullivan <bryano@fb.com>
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|
768 } |
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parsers: use base-16 trie for faster node->rev mapping
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|
769 |
e8d37b78acfb
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changeset
|
770 static int nt_insert(indexObject *self, const char *node, int rev); |
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parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
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changeset
|
771 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
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changeset
|
772 static int node_check(PyObject *obj, char **node, Py_ssize_t *nodelen) |
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Bryan O'Sullivan <bryano@fb.com>
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|
773 { |
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|
774 if (PyString_AsStringAndSize(obj, node, nodelen) == -1) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
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diff
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|
775 return -1; |
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parsers: use base-16 trie for faster node->rev mapping
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diff
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|
776 if (*nodelen == 20) |
e8d37b78acfb
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diff
changeset
|
777 return 0; |
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parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
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changeset
|
778 PyErr_SetString(PyExc_ValueError, "20-byte hash required"); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
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|
779 return -1; |
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parents:
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diff
changeset
|
780 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
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parents:
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diff
changeset
|
781 |
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changeset
|
782 static PyObject *index_insert(indexObject *self, PyObject *args) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
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|
783 { |
16414
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|
784 PyObject *obj; |
e8d37b78acfb
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diff
changeset
|
785 char *node; |
22604
5e0d1478db8e
parsers: fix Py2.4 argument parsing issue
Matt Mackall <mpm@selenic.com>
parents:
22540
diff
changeset
|
786 int index; |
5e0d1478db8e
parsers: fix Py2.4 argument parsing issue
Matt Mackall <mpm@selenic.com>
parents:
22540
diff
changeset
|
787 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
|
788 |
22604
5e0d1478db8e
parsers: fix Py2.4 argument parsing issue
Matt Mackall <mpm@selenic.com>
parents:
22540
diff
changeset
|
789 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
|
790 return NULL; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
791 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
792 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
|
793 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
|
794 return NULL; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
795 } |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
796 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
797 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
|
798 return NULL; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
799 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
800 len = index_length(self); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
801 |
22604
5e0d1478db8e
parsers: fix Py2.4 argument parsing issue
Matt Mackall <mpm@selenic.com>
parents:
22540
diff
changeset
|
802 if (index < 0) |
5e0d1478db8e
parsers: fix Py2.4 argument parsing issue
Matt Mackall <mpm@selenic.com>
parents:
22540
diff
changeset
|
803 index += len; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
804 |
22604
5e0d1478db8e
parsers: fix Py2.4 argument parsing issue
Matt Mackall <mpm@selenic.com>
parents:
22540
diff
changeset
|
805 if (index != len - 1) { |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
806 PyErr_SetString(PyExc_IndexError, |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
807 "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
|
808 return NULL; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
809 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
810 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
811 if (self->added == NULL) { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
812 self->added = PyList_New(0); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
813 if (self->added == NULL) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
814 return NULL; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
815 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
816 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
817 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
|
818 return NULL; |
13254
5ef5eb1f3515
revlog: only build the nodemap on demand
Matt Mackall <mpm@selenic.com>
parents:
11361
diff
changeset
|
819 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
820 if (self->nt) |
22604
5e0d1478db8e
parsers: fix Py2.4 argument parsing issue
Matt Mackall <mpm@selenic.com>
parents:
22540
diff
changeset
|
821 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
|
822 |
16787
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
823 Py_CLEAR(self->headrevs); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
824 Py_RETURN_NONE; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
825 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
826 |
16370
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
827 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
|
828 { |
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
829 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
|
830 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
|
831 |
16732
277e2acb7e5c
parsers: use Py_CLEAR where appropriate
Bryan O'Sullivan <bryano@fb.com>
parents:
16699
diff
changeset
|
832 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
|
833 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
|
834 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
|
835 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
|
836 } |
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
837 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
|
838 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
|
839 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
|
840 } |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
841 if (self->nt) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
842 free(self->nt); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
843 self->nt = NULL; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
844 } |
16787
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
845 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
|
846 } |
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
847 |
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
848 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
|
849 { |
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
850 _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
|
851 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
|
852 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
|
853 self->ntrev = -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
854 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
|
855 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
|
856 } |
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
857 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
858 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
|
859 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
860 PyObject *obj = PyDict_New(); |
23948
bd307b462ce2
parsers: avoid leaking several PyObjects in index_stats
Augie Fackler <augie@google.com>
parents:
23947
diff
changeset
|
861 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
|
862 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
863 if (obj == NULL) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
864 return NULL; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
865 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
866 #define istat(__n, __d) \ |
23948
bd307b462ce2
parsers: avoid leaking several PyObjects in index_stats
Augie Fackler <augie@google.com>
parents:
23947
diff
changeset
|
867 t = PyInt_FromSsize_t(self->__n); \ |
bd307b462ce2
parsers: avoid leaking several PyObjects in index_stats
Augie Fackler <augie@google.com>
parents:
23947
diff
changeset
|
868 if (!t) \ |
bd307b462ce2
parsers: avoid leaking several PyObjects in index_stats
Augie Fackler <augie@google.com>
parents:
23947
diff
changeset
|
869 goto bail; \ |
bd307b462ce2
parsers: avoid leaking several PyObjects in index_stats
Augie Fackler <augie@google.com>
parents:
23947
diff
changeset
|
870 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
|
871 goto bail; \ |
bd307b462ce2
parsers: avoid leaking several PyObjects in index_stats
Augie Fackler <augie@google.com>
parents:
23947
diff
changeset
|
872 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
|
873 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
874 if (self->added) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
875 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
|
876 t = PyInt_FromSsize_t(len); |
bd307b462ce2
parsers: avoid leaking several PyObjects in index_stats
Augie Fackler <augie@google.com>
parents:
23947
diff
changeset
|
877 if (!t) |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
878 goto bail; |
23948
bd307b462ce2
parsers: avoid leaking several PyObjects in index_stats
Augie Fackler <augie@google.com>
parents:
23947
diff
changeset
|
879 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
|
880 goto bail; |
bd307b462ce2
parsers: avoid leaking several PyObjects in index_stats
Augie Fackler <augie@google.com>
parents:
23947
diff
changeset
|
881 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
|
882 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
883 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
884 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
|
885 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
|
886 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
|
887 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
|
888 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
|
889 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
|
890 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
|
891 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
|
892 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
|
893 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
|
894 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
895 #undef istat |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
896 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
897 return obj; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
898 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
899 bail: |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
900 Py_XDECREF(obj); |
23948
bd307b462ce2
parsers: avoid leaking several PyObjects in index_stats
Augie Fackler <augie@google.com>
parents:
23947
diff
changeset
|
901 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
|
902 return NULL; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
903 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
904 |
16787
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
905 /* |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
906 * 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
|
907 * the cached copy. |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
908 */ |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
909 static PyObject *list_copy(PyObject *list) |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
910 { |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
911 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
|
912 PyObject *newlist = PyList_New(len); |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
913 Py_ssize_t i; |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
914 |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
915 if (newlist == NULL) |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
916 return NULL; |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
917 |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
918 for (i = 0; i < len; i++) { |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
919 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
|
920 Py_INCREF(obj); |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
921 PyList_SET_ITEM(newlist, i, obj); |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
922 } |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
923 |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
924 return newlist; |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
925 } |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
926 |
23073
5715c93cb854
parsers: use 'k' format for Py_BuildValue instead of 'n' because Python 2.4
Mads Kiilerich <madski@unity3d.com>
parents:
22778
diff
changeset
|
927 /* arg should be Py_ssize_t but Python 2.4 do not support the n format */ |
5715c93cb854
parsers: use 'k' format for Py_BuildValue instead of 'n' because Python 2.4
Mads Kiilerich <madski@unity3d.com>
parents:
22778
diff
changeset
|
928 static int check_filter(PyObject *filter, unsigned long arg) { |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
929 if (filter) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
930 PyObject *arglist, *result; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
931 int isfiltered; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
932 |
23073
5715c93cb854
parsers: use 'k' format for Py_BuildValue instead of 'n' because Python 2.4
Mads Kiilerich <madski@unity3d.com>
parents:
22778
diff
changeset
|
933 arglist = Py_BuildValue("(k)", arg); |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
934 if (!arglist) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
935 return -1; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
936 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
937 |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
938 result = PyEval_CallObject(filter, arglist); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
939 Py_DECREF(arglist); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
940 if (!result) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
941 return -1; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
942 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
943 |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
944 /* 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
|
945 * 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
|
946 isfiltered = PyObject_IsTrue(result); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
947 Py_DECREF(result); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
948 return isfiltered; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
949 } else { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
950 return 0; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
951 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
952 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
953 |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
954 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
|
955 Py_ssize_t marker, char *phases) |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
956 { |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
957 PyObject *iter = NULL; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
958 PyObject *iter_item = NULL; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
959 Py_ssize_t min_idx = index_length(self) + 1; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
960 long iter_item_long; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
961 |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
962 if (PyList_GET_SIZE(list) != 0) { |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
963 iter = PyObject_GetIter(list); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
964 if (iter == NULL) |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
965 return -2; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
966 while ((iter_item = PyIter_Next(iter))) |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
967 { |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
968 iter_item_long = PyInt_AS_LONG(iter_item); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
969 Py_DECREF(iter_item); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
970 if (iter_item_long < min_idx) |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
971 min_idx = iter_item_long; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
972 phases[iter_item_long] = marker; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
973 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
974 Py_DECREF(iter); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
975 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
976 |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
977 return min_idx; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
978 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
979 |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
980 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
|
981 int parent_2, Py_ssize_t i) |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
982 { |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
983 if (parent_1 >= 0 && phases[parent_1] > phases[i]) |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
984 phases[i] = phases[parent_1]; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
985 if (parent_2 >= 0 && phases[parent_2] > phases[i]) |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
986 phases[i] = phases[parent_2]; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
987 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
988 |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
989 static PyObject *compute_phases(indexObject *self, PyObject *args) |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
990 { |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
991 PyObject *roots = Py_None; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
992 PyObject *phaseslist = NULL; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
993 PyObject *phaseroots = NULL; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
994 PyObject *rev = NULL; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
995 PyObject *p1 = NULL; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
996 PyObject *p2 = NULL; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
997 Py_ssize_t addlen = self->added ? PyList_GET_SIZE(self->added) : 0; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
998 Py_ssize_t len = index_length(self) - 1; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
999 Py_ssize_t numphase = 0; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1000 Py_ssize_t minrevallphases = 0; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1001 Py_ssize_t minrevphase = 0; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1002 Py_ssize_t i = 0; |
24499
90db70de6f9c
parsers.c: avoid implicit conversion loses integer warnings
André Sintzoff <andre.sintzoff@gmail.com>
parents:
24443
diff
changeset
|
1003 int parent_1, parent_2; |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1004 char *phases = NULL; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1005 const char *data; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1006 |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1007 if (!PyArg_ParseTuple(args, "O", &roots)) |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1008 goto release_none; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1009 if (roots == NULL || !PyList_Check(roots)) |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1010 goto release_none; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1011 |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1012 phases = calloc(len, 1); /* phase per rev: {0: public, 1: draft, 2: secret} */ |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1013 if (phases == NULL) |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1014 goto release_none; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1015 /* 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
|
1016 numphase = PyList_GET_SIZE(roots)+1; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1017 minrevallphases = len + 1; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1018 for (i = 0; i < numphase-1; i++) { |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1019 phaseroots = PyList_GET_ITEM(roots, i); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1020 if (!PyList_Check(phaseroots)) |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1021 goto release_phases; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1022 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
|
1023 if (minrevphase == -2) /* Error from add_roots_get_min */ |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1024 goto release_phases; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1025 minrevallphases = MIN(minrevallphases, minrevphase); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1026 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1027 /* 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
|
1028 if (minrevallphases != -1) { |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1029 for (i = minrevallphases; i < self->raw_length; i++) { |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1030 data = index_deref(self, i); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1031 set_phase_from_parents(phases, getbe32(data+24), getbe32(data+28), i); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1032 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1033 for (i = 0; i < addlen; i++) { |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1034 rev = PyList_GET_ITEM(self->added, i); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1035 p1 = PyTuple_GET_ITEM(rev, 5); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1036 p2 = PyTuple_GET_ITEM(rev, 6); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1037 if (!PyInt_Check(p1) || !PyInt_Check(p2)) { |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1038 PyErr_SetString(PyExc_TypeError, "revlog parents are invalid"); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1039 goto release_phases; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1040 } |
24499
90db70de6f9c
parsers.c: avoid implicit conversion loses integer warnings
André Sintzoff <andre.sintzoff@gmail.com>
parents:
24443
diff
changeset
|
1041 parent_1 = (int)PyInt_AS_LONG(p1); |
90db70de6f9c
parsers.c: avoid implicit conversion loses integer warnings
André Sintzoff <andre.sintzoff@gmail.com>
parents:
24443
diff
changeset
|
1042 parent_2 = (int)PyInt_AS_LONG(p2); |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1043 set_phase_from_parents(phases, parent_1, parent_2, i+self->raw_length); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1044 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1045 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1046 /* Transform phase list to a python list */ |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1047 phaseslist = PyList_New(len); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1048 if (phaseslist == NULL) |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1049 goto release_phases; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1050 for (i = 0; i < len; i++) |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1051 PyList_SET_ITEM(phaseslist, i, PyInt_FromLong(phases[i])); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1052 |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1053 release_phases: |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1054 free(phases); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1055 release_none: |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1056 return phaseslist; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1057 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
1058 |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1059 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
|
1060 { |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1061 Py_ssize_t i, len, addlen; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1062 char *nothead = NULL; |
22540
9a860ac8c216
parsers: fix uninitialize variable warning
David Soria Parra <davidsp@fb.com>
parents:
22484
diff
changeset
|
1063 PyObject *heads = NULL; |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1064 PyObject *filter = NULL; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1065 PyObject *filteredrevs = Py_None; |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1066 |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1067 if (!PyArg_ParseTuple(args, "|O", &filteredrevs)) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1068 return NULL; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1069 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1070 |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1071 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
|
1072 return list_copy(self->headrevs); |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1073 |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1074 Py_DECREF(self->filteredrevs); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1075 self->filteredrevs = filteredrevs; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1076 Py_INCREF(filteredrevs); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1077 |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1078 if (filteredrevs != Py_None) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1079 filter = PyObject_GetAttrString(filteredrevs, "__contains__"); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1080 if (!filter) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1081 PyErr_SetString(PyExc_TypeError, |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1082 "filteredrevs has no attribute __contains__"); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1083 goto bail; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1084 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1085 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1086 |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1087 len = index_length(self) - 1; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1088 heads = PyList_New(0); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1089 if (heads == NULL) |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1090 goto bail; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1091 if (len == 0) { |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1092 PyObject *nullid = PyInt_FromLong(-1); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1093 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
|
1094 Py_XDECREF(nullid); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1095 goto bail; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1096 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1097 goto done; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1098 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1099 |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1100 nothead = calloc(len, 1); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1101 if (nothead == NULL) |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1102 goto bail; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1103 |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1104 for (i = 0; i < self->raw_length; i++) { |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1105 const char *data; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1106 int parent_1, parent_2, isfiltered; |
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 isfiltered = check_filter(filter, i); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1109 if (isfiltered == -1) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1110 PyErr_SetString(PyExc_TypeError, |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1111 "unable to check filter"); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1112 goto bail; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1113 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1114 |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1115 if (isfiltered) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1116 nothead[i] = 1; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1117 continue; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1118 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1119 |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1120 data = index_deref(self, i); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1121 parent_1 = getbe32(data + 24); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1122 parent_2 = getbe32(data + 28); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1123 |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1124 if (parent_1 >= 0) |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1125 nothead[parent_1] = 1; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1126 if (parent_2 >= 0) |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1127 nothead[parent_2] = 1; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1128 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1129 |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1130 addlen = self->added ? PyList_GET_SIZE(self->added) : 0; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1131 |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1132 for (i = 0; i < addlen; i++) { |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1133 PyObject *rev = PyList_GET_ITEM(self->added, i); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1134 PyObject *p1 = PyTuple_GET_ITEM(rev, 5); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1135 PyObject *p2 = PyTuple_GET_ITEM(rev, 6); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1136 long parent_1, parent_2; |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1137 int isfiltered; |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1138 |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1139 if (!PyInt_Check(p1) || !PyInt_Check(p2)) { |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1140 PyErr_SetString(PyExc_TypeError, |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1141 "revlog parents are invalid"); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1142 goto bail; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1143 } |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1144 |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1145 isfiltered = check_filter(filter, i); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1146 if (isfiltered == -1) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1147 PyErr_SetString(PyExc_TypeError, |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1148 "unable to check filter"); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1149 goto bail; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1150 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1151 |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1152 if (isfiltered) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1153 nothead[i] = 1; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1154 continue; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1155 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1156 |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1157 parent_1 = PyInt_AS_LONG(p1); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1158 parent_2 = PyInt_AS_LONG(p2); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1159 if (parent_1 >= 0) |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1160 nothead[parent_1] = 1; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1161 if (parent_2 >= 0) |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1162 nothead[parent_2] = 1; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1163 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1164 |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1165 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
|
1166 PyObject *head; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1167 |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1168 if (nothead[i]) |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1169 continue; |
22400
888bc106de83
parsers: fix typing issue when constructing Python integer object
Henrik Stuart <hg@hstuart.dk>
parents:
22399
diff
changeset
|
1170 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
|
1171 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
|
1172 Py_XDECREF(head); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1173 goto bail; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1174 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1175 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1176 |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1177 done: |
16787
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1178 self->headrevs = heads; |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1179 Py_XDECREF(filter); |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1180 free(nothead); |
16787
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1181 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
|
1182 bail: |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
1183 Py_XDECREF(filter); |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1184 Py_XDECREF(heads); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1185 free(nothead); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1186 return NULL; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1187 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
1188 |
16618
6bae941b58ad
parsers: change the type of nt_level
Bryan O'Sullivan <bryano@fb.com>
parents:
16617
diff
changeset
|
1189 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
|
1190 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1191 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
|
1192 if (!(level & 1)) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1193 v >>= 4; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1194 return v & 0xf; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1195 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1196 |
16616
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1197 /* |
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1198 * Return values: |
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1199 * |
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1200 * -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
|
1201 * -2: not found |
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1202 * rest: valid rev |
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1203 */ |
16663 | 1204 static int nt_find(indexObject *self, const char *node, Py_ssize_t nodelen, |
1205 int hex) | |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1206 { |
16663 | 1207 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
|
1208 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
|
1209 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1210 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
|
1211 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1212 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1213 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
|
1214 return -2; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1215 |
16663 | 1216 if (hex) |
16665
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1217 maxlevel = nodelen > 40 ? 40 : (int)nodelen; |
16663 | 1218 else |
1219 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
|
1220 |
e6dfbc5df76f
parsers: use the correct maximum radix tree depth
Bryan O'Sullivan <bryano@fb.com>
parents:
16604
diff
changeset
|
1221 for (level = off = 0; level < maxlevel; level++) { |
16663 | 1222 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
|
1223 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
|
1224 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
|
1225 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1226 if (v < 0) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1227 const char *n; |
16663 | 1228 Py_ssize_t i; |
1229 | |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1230 v = -v - 1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1231 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
|
1232 if (n == NULL) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1233 return -2; |
16663 | 1234 for (i = level; i < maxlevel; i++) |
1235 if (getnybble(node, i) != nt_level(n, i)) | |
1236 return -2; | |
1237 return v; | |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1238 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1239 if (v == 0) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1240 return -2; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1241 off = v; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1242 } |
16616
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1243 /* 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
|
1244 return -4; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1245 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1246 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1247 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
|
1248 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1249 if (self->ntlength == self->ntcapacity) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1250 self->ntcapacity *= 2; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1251 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
|
1252 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
|
1253 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
|
1254 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
|
1255 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1256 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1257 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
|
1258 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
|
1259 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1260 return self->ntlength++; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1261 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1262 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
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|
1263 static int nt_insert(indexObject *self, const char *node, int rev) |
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|
1264 { |
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|
1265 int level = 0; |
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|
1266 int off = 0; |
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Bryan O'Sullivan <bryano@fb.com>
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|
1267 |
16641
e6dfbc5df76f
parsers: use the correct maximum radix tree depth
Bryan O'Sullivan <bryano@fb.com>
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16604
diff
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|
1268 while (level < 40) { |
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|
1269 int k = nt_level(node, level); |
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|
1270 nodetree *n; |
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|
1271 int v; |
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|
1272 |
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|
1273 n = &self->nt[off]; |
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|
1274 v = n->children[k]; |
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|
1275 |
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|
1276 if (v == 0) { |
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parsers: use base-16 trie for faster node->rev mapping
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|
1277 n->children[k] = -rev - 1; |
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Bryan O'Sullivan <bryano@fb.com>
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|
1278 return 0; |
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|
1279 } |
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|
1280 if (v < 0) { |
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|
1281 const char *oldnode = index_node(self, -v - 1); |
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|
1282 int noff; |
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|
1283 |
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1284 if (!oldnode || !memcmp(oldnode, node, 20)) { |
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parsers: use base-16 trie for faster node->rev mapping
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|
1285 n->children[k] = -rev - 1; |
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Bryan O'Sullivan <bryano@fb.com>
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|
1286 return 0; |
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|
1287 } |
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|
1288 noff = nt_new(self); |
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Bryan O'Sullivan <bryano@fb.com>
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|
1289 if (noff == -1) |
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|
1290 return -1; |
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|
1291 /* self->nt may have been changed by realloc */ |
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|
1292 self->nt[off].children[k] = noff; |
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|
1293 off = noff; |
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|
1294 n = &self->nt[off]; |
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|
1295 n->children[nt_level(oldnode, ++level)] = v; |
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|
1296 if (level > self->ntdepth) |
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|
1297 self->ntdepth = level; |
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|
1298 self->ntsplits += 1; |
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|
1299 } else { |
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|
1300 level += 1; |
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|
1301 off = v; |
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|
1302 } |
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|
1303 } |
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|
1304 |
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|
1305 return -1; |
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|
1306 } |
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|
1307 |
16615
96fa9dd1db38
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|
1308 static int nt_init(indexObject *self) |
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|
1309 { |
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|
1310 if (self->nt == NULL) { |
20110
40b7c6e4b993
mercurial/parsers.c: fix compiler warning
Abhay Kadam <abhaykadam88@gmail.com>
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|
1311 if (self->raw_length > INT_MAX) { |
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mercurial/parsers.c: fix compiler warning
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|
1312 PyErr_SetString(PyExc_ValueError, "overflow in nt_init"); |
40b7c6e4b993
mercurial/parsers.c: fix compiler warning
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|
1313 return -1; |
40b7c6e4b993
mercurial/parsers.c: fix compiler warning
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|
1314 } |
16615
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|
1315 self->ntcapacity = self->raw_length < 4 |
20110
40b7c6e4b993
mercurial/parsers.c: fix compiler warning
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|
1316 ? 4 : (int)self->raw_length / 2; |
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mercurial/parsers.c: fix compiler warning
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|
1317 |
16615
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|
1318 self->nt = calloc(self->ntcapacity, sizeof(nodetree)); |
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1319 if (self->nt == NULL) { |
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|
1320 PyErr_NoMemory(); |
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|
1321 return -1; |
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|
1322 } |
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|
1323 self->ntlength = 1; |
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|
1324 self->ntrev = (int)index_length(self) - 1; |
96fa9dd1db38
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|
1325 self->ntlookups = 1; |
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|
1326 self->ntmisses = 0; |
16664
5bc6edf71b39
parsers: ensure that nullid is always present in the radix tree
Bryan O'Sullivan <bryano@fb.com>
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diff
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|
1327 if (nt_insert(self, nullid, INT_MAX) == -1) |
5bc6edf71b39
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|
1328 return -1; |
16615
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|
1329 } |
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|
1330 return 0; |
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|
1331 } |
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|
1332 |
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|
1333 /* |
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|
1334 * Return values: |
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|
1335 * |
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|
1336 * -3: error (exception set) |
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|
1337 * -2: not found (no exception set) |
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Bryan O'Sullivan <bryano@fb.com>
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|
1338 * rest: valid rev |
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|
1339 */ |
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|
1340 static int index_find_node(indexObject *self, |
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|
1341 const char *node, Py_ssize_t nodelen) |
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|
1342 { |
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|
1343 int rev; |
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|
1344 |
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changeset
|
1345 self->ntlookups++; |
16663 | 1346 rev = nt_find(self, node, nodelen, 0); |
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|
1347 if (rev >= -1) |
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|
1348 return rev; |
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|
1349 |
16615
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|
1350 if (nt_init(self) == -1) |
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|
1351 return -3; |
16414
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|
1352 |
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|
1353 /* |
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|
1354 * For the first handful of lookups, we scan the entire index, |
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|
1355 * and cache only the matching nodes. This optimizes for cases |
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|
1356 * like "hg tip", where only a few nodes are accessed. |
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|
1357 * |
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|
1358 * After that, we cache every node we visit, using a single |
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|
1359 * scan amortized over multiple lookups. This gives the best |
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|
1360 * bulk performance, e.g. for "hg log". |
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|
1361 */ |
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diff
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|
1362 if (self->ntmisses++ < 4) { |
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|
1363 for (rev = self->ntrev - 1; rev >= 0; rev--) { |
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|
1364 const char *n = index_node(self, rev); |
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|
1365 if (n == NULL) |
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|
1366 return -2; |
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|
1367 if (memcmp(node, n, nodelen > 20 ? 20 : nodelen) == 0) { |
e8d37b78acfb
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|
1368 if (nt_insert(self, n, rev) == -1) |
e8d37b78acfb
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|
1369 return -3; |
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|
1370 break; |
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|
1371 } |
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|
1372 } |
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|
1373 } else { |
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changeset
|
1374 for (rev = self->ntrev - 1; rev >= 0; rev--) { |
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changeset
|
1375 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
|
1376 if (n == NULL) { |
1d800eb9ba52
parsers: update ntrev when we stop scanning
Bryan O'Sullivan <bryano@fb.com>
parents:
16597
diff
changeset
|
1377 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
|
1378 return -2; |
16614
1d800eb9ba52
parsers: update ntrev when we stop scanning
Bryan O'Sullivan <bryano@fb.com>
parents:
16597
diff
changeset
|
1379 } |
1d800eb9ba52
parsers: update ntrev when we stop scanning
Bryan O'Sullivan <bryano@fb.com>
parents:
16597
diff
changeset
|
1380 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
|
1381 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
|
1382 return -3; |
16614
1d800eb9ba52
parsers: update ntrev when we stop scanning
Bryan O'Sullivan <bryano@fb.com>
parents:
16597
diff
changeset
|
1383 } |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1384 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
|
1385 break; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1386 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1387 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1388 self->ntrev = rev; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1389 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1390 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1391 if (rev >= 0) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1392 return rev; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1393 return -2; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1394 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1395 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1396 static PyObject *raise_revlog_error(void) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1397 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1398 static PyObject *errclass; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1399 PyObject *mod = NULL, *errobj; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1400 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1401 if (errclass == NULL) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1402 PyObject *dict; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1403 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1404 mod = PyImport_ImportModule("mercurial.error"); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1405 if (mod == NULL) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1406 goto classfail; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1407 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1408 dict = PyModule_GetDict(mod); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1409 if (dict == NULL) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1410 goto classfail; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1411 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1412 errclass = PyDict_GetItemString(dict, "RevlogError"); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1413 if (errclass == NULL) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1414 PyErr_SetString(PyExc_SystemError, |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1415 "could not find RevlogError"); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1416 goto classfail; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1417 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1418 Py_INCREF(errclass); |
23947
2cb49fba9736
parsers: don't leak a reference to raise_revlog_error on success
Augie Fackler <augie@google.com>
parents:
23946
diff
changeset
|
1419 Py_DECREF(mod); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1420 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1421 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1422 errobj = PyObject_CallFunction(errclass, NULL); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1423 if (errobj == NULL) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1424 return NULL; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1425 PyErr_SetObject(errclass, errobj); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1426 return errobj; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1427 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1428 classfail: |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1429 Py_XDECREF(mod); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1430 return NULL; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1431 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1432 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1433 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
|
1434 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1435 char *node; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1436 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
|
1437 int rev; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1438 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1439 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
|
1440 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
|
1441 |
16679
2950d186a927
parsers: strictly check for 20-byte hashes where they're required
Bryan O'Sullivan <bryano@fb.com>
parents:
16641
diff
changeset
|
1442 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
|
1443 return NULL; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1444 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
|
1445 if (rev >= -1) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1446 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
|
1447 if (rev == -2) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1448 raise_revlog_error(); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1449 return NULL; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1450 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1451 |
16665
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1452 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
|
1453 Py_ssize_t nodelen) |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1454 { |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1455 int rev; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1456 |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1457 if (nt_init(self) == -1) |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1458 return -3; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1459 |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1460 if (self->ntrev > 0) { |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1461 /* 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
|
1462 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
|
1463 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
|
1464 if (n == NULL) |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1465 return -2; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1466 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
|
1467 return -3; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1468 } |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1469 self->ntrev = rev; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1470 } |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1471 |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1472 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
|
1473 } |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1474 |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1475 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
|
1476 { |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1477 const char *fullnode; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1478 int nodelen; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1479 char *node; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1480 int rev, i; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1481 |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1482 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
|
1483 return NULL; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1484 |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1485 if (nodelen < 4) { |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1486 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
|
1487 return NULL; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1488 } |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1489 |
17353
bde1185f406c
revlog: don't try to partialmatch strings those length > 40
sorcerer
parents:
17165
diff
changeset
|
1490 if (nodelen > 40) { |
bde1185f406c
revlog: don't try to partialmatch strings those length > 40
sorcerer
parents:
17165
diff
changeset
|
1491 PyErr_SetString(PyExc_ValueError, "key too long"); |
bde1185f406c
revlog: don't try to partialmatch strings those length > 40
sorcerer
parents:
17165
diff
changeset
|
1492 return NULL; |
bde1185f406c
revlog: don't try to partialmatch strings those length > 40
sorcerer
parents:
17165
diff
changeset
|
1493 } |
16665
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1494 |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1495 for (i = 0; i < nodelen; i++) |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1496 hexdigit(node, i); |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1497 if (PyErr_Occurred()) { |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1498 /* input contains non-hex characters */ |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1499 PyErr_Clear(); |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1500 Py_RETURN_NONE; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1501 } |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1502 |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1503 rev = nt_partialmatch(self, node, nodelen); |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1504 |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1505 switch (rev) { |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1506 case -4: |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1507 raise_revlog_error(); |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1508 case -3: |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1509 return NULL; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1510 case -2: |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1511 Py_RETURN_NONE; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1512 case -1: |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1513 return PyString_FromStringAndSize(nullid, 20); |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1514 } |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1515 |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1516 fullnode = index_node(self, rev); |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1517 if (fullnode == NULL) { |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1518 PyErr_Format(PyExc_IndexError, |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1519 "could not access rev %d", rev); |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1520 return NULL; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1521 } |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1522 return PyString_FromStringAndSize(fullnode, 20); |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1523 } |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1524 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1525 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
|
1526 { |
16679
2950d186a927
parsers: strictly check for 20-byte hashes where they're required
Bryan O'Sullivan <bryano@fb.com>
parents:
16641
diff
changeset
|
1527 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
|
1528 PyObject *val; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1529 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
|
1530 int rev; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1531 |
16679
2950d186a927
parsers: strictly check for 20-byte hashes where they're required
Bryan O'Sullivan <bryano@fb.com>
parents:
16641
diff
changeset
|
1532 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
|
1533 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
|
1534 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
|
1535 return NULL; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1536 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
|
1537 if (rev == -3) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1538 return NULL; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1539 if (rev == -2) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1540 Py_RETURN_NONE; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1541 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
|
1542 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1543 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1544 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
|
1545 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1546 char *node; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1547 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
|
1548 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1549 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
|
1550 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
|
1551 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
|
1552 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1553 |
16679
2950d186a927
parsers: strictly check for 20-byte hashes where they're required
Bryan O'Sullivan <bryano@fb.com>
parents:
16641
diff
changeset
|
1554 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
|
1555 return -1; |
16414
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 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
|
1558 case -3: |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1559 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1560 case -2: |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1561 return 0; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1562 default: |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1563 return 1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1564 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1565 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1566 |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1567 static inline void index_get_parents(indexObject *self, int rev, int *ps) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1568 { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1569 if (rev >= self->length - 1) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1570 PyObject *tuple = PyList_GET_ITEM(self->added, |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1571 rev - self->length + 1); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1572 ps[0] = (int)PyInt_AS_LONG(PyTuple_GET_ITEM(tuple, 5)); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1573 ps[1] = (int)PyInt_AS_LONG(PyTuple_GET_ITEM(tuple, 6)); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1574 } else { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1575 const char *data = index_deref(self, rev); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1576 ps[0] = getbe32(data + 24); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1577 ps[1] = getbe32(data + 28); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1578 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1579 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1580 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1581 typedef uint64_t bitmask; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1582 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1583 /* |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1584 * 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
|
1585 * 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
|
1586 * "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
|
1587 */ |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1588 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
|
1589 int revcount) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1590 { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1591 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
|
1592 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
|
1593 PyObject *gca = PyList_New(0); |
20555
4add43865a9b
ancestors: remove unnecessary handling of 'left'
Mads Kiilerich <madski@unity3d.com>
parents:
20554
diff
changeset
|
1594 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
|
1595 int maxrev = -1; |
22399
9f490afcb067
parsers: use bitmask type consistently in find_gca_candidates
Henrik Stuart <hg@hstuart.dk>
parents:
21871
diff
changeset
|
1596 bitmask sp; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1597 bitmask *seen; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1598 |
19727
3d07b4a2f743
parsers: correctly handle a failed allocation
Bryan O'Sullivan <bryano@fb.com>
parents:
19726
diff
changeset
|
1599 if (gca == NULL) |
3d07b4a2f743
parsers: correctly handle a failed allocation
Bryan O'Sullivan <bryano@fb.com>
parents:
19726
diff
changeset
|
1600 return PyErr_NoMemory(); |
3d07b4a2f743
parsers: correctly handle a failed allocation
Bryan O'Sullivan <bryano@fb.com>
parents:
19726
diff
changeset
|
1601 |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1602 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
|
1603 if (revs[i] > maxrev) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1604 maxrev = revs[i]; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1605 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1606 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1607 seen = calloc(sizeof(*seen), maxrev + 1); |
19727
3d07b4a2f743
parsers: correctly handle a failed allocation
Bryan O'Sullivan <bryano@fb.com>
parents:
19726
diff
changeset
|
1608 if (seen == NULL) { |
3d07b4a2f743
parsers: correctly handle a failed allocation
Bryan O'Sullivan <bryano@fb.com>
parents:
19726
diff
changeset
|
1609 Py_DECREF(gca); |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1610 return PyErr_NoMemory(); |
19727
3d07b4a2f743
parsers: correctly handle a failed allocation
Bryan O'Sullivan <bryano@fb.com>
parents:
19726
diff
changeset
|
1611 } |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1612 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1613 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
|
1614 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
|
1615 |
20555
4add43865a9b
ancestors: remove unnecessary handling of 'left'
Mads Kiilerich <madski@unity3d.com>
parents:
20554
diff
changeset
|
1616 interesting = revcount; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1617 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1618 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
|
1619 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
|
1620 int parents[2]; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1621 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1622 if (!sv) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1623 continue; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1624 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1625 if (sv < poison) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1626 interesting -= 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1627 if (sv == allseen) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1628 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
|
1629 if (obj == NULL) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1630 goto bail; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1631 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
|
1632 Py_DECREF(obj); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1633 goto bail; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1634 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1635 sv |= poison; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1636 for (i = 0; i < revcount; i++) { |
20555
4add43865a9b
ancestors: remove unnecessary handling of 'left'
Mads Kiilerich <madski@unity3d.com>
parents:
20554
diff
changeset
|
1637 if (revs[i] == v) |
4add43865a9b
ancestors: remove unnecessary handling of 'left'
Mads Kiilerich <madski@unity3d.com>
parents:
20554
diff
changeset
|
1638 goto done; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1639 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1640 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1641 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1642 index_get_parents(self, v, parents); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1643 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1644 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
|
1645 int p = parents[i]; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1646 if (p == -1) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1647 continue; |
19030
48d6f436363e
parsers: fix variable declaration position issue
Matt Mackall <mpm@selenic.com>
parents:
18988
diff
changeset
|
1648 sp = seen[p]; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1649 if (sv < poison) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1650 if (sp == 0) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1651 seen[p] = sv; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1652 interesting++; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1653 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1654 else if (sp != sv) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1655 seen[p] |= sv; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1656 } else { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1657 if (sp && sp < poison) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1658 interesting--; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1659 seen[p] = sv; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1660 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1661 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1662 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1663 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1664 done: |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1665 free(seen); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1666 return gca; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1667 bail: |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1668 free(seen); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1669 Py_XDECREF(gca); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1670 return NULL; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1671 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1672 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1673 /* |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1674 * 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
|
1675 * path to the root. |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1676 */ |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1677 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
|
1678 { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1679 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
|
1680 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
|
1681 int *depth, *interesting = NULL; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1682 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
|
1683 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
|
1684 long *seen = NULL; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1685 int maxrev = -1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1686 long final; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1687 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1688 if (revcount > capacity) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1689 PyErr_Format(PyExc_OverflowError, |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1690 "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
|
1691 (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
|
1692 return NULL; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1693 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1694 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1695 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
|
1696 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
|
1697 if (n > maxrev) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1698 maxrev = n; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1699 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1700 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1701 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
|
1702 if (depth == NULL) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1703 return PyErr_NoMemory(); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1704 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1705 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
|
1706 if (seen == NULL) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1707 PyErr_NoMemory(); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1708 goto bail; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1709 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1710 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1711 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
|
1712 if (interesting == NULL) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1713 PyErr_NoMemory(); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1714 goto bail; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1715 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1716 |
19502
8704477ad3b6
ancestor.deepest: sort revs in C version
Siddharth Agarwal <sid0@fb.com>
parents:
19062
diff
changeset
|
1717 if (PyList_Sort(revs) == -1) |
8704477ad3b6
ancestor.deepest: sort revs in C version
Siddharth Agarwal <sid0@fb.com>
parents:
19062
diff
changeset
|
1718 goto bail; |
8704477ad3b6
ancestor.deepest: sort revs in C version
Siddharth Agarwal <sid0@fb.com>
parents:
19062
diff
changeset
|
1719 |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1720 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
|
1721 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
|
1722 long b = 1l << i; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1723 depth[n] = 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1724 seen[n] = b; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1725 interesting[b] = 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1726 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1727 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1728 ninteresting = (int)revcount; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1729 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1730 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
|
1731 int dv = depth[v]; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1732 int parents[2]; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1733 long sv; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1734 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1735 if (dv == 0) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1736 continue; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1737 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1738 sv = seen[v]; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1739 index_get_parents(self, v, parents); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1740 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1741 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
|
1742 int p = parents[i]; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1743 long nsp, sp; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1744 int dp; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1745 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1746 if (p == -1) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1747 continue; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1748 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1749 dp = depth[p]; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1750 nsp = sp = seen[p]; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1751 if (dp <= dv) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1752 depth[p] = dv + 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1753 if (sp != sv) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1754 interesting[sv] += 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1755 nsp = seen[p] = sv; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1756 if (sp) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1757 interesting[sp] -= 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1758 if (interesting[sp] == 0) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1759 ninteresting -= 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1760 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1761 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1762 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1763 else if (dv == dp - 1) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1764 nsp = sp | sv; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1765 if (nsp == sp) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1766 continue; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1767 seen[p] = nsp; |
19503
f2dfda6ac152
ancestor.deepest: decrement ninteresting correctly (issue3984)
Wei, Elson <elson.wei@gmail.com>
parents:
19502
diff
changeset
|
1768 interesting[sp] -= 1; |
f2dfda6ac152
ancestor.deepest: decrement ninteresting correctly (issue3984)
Wei, Elson <elson.wei@gmail.com>
parents:
19502
diff
changeset
|
1769 if (interesting[sp] == 0 && interesting[nsp] > 0) |
f2dfda6ac152
ancestor.deepest: decrement ninteresting correctly (issue3984)
Wei, Elson <elson.wei@gmail.com>
parents:
19502
diff
changeset
|
1770 ninteresting -= 1; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1771 interesting[nsp] += 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1772 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1773 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1774 interesting[sv] -= 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1775 if (interesting[sv] == 0) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1776 ninteresting -= 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1777 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1778 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1779 final = 0; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1780 j = ninteresting; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1781 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
|
1782 if (interesting[i] == 0) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1783 continue; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1784 final |= i; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1785 j -= 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1786 } |
21730
8da100383dc3
parsers.c: fix a couple of memory leaks
Danek Duvall <danek.duvall@oracle.com>
parents:
21103
diff
changeset
|
1787 if (final == 0) { |
8da100383dc3
parsers.c: fix a couple of memory leaks
Danek Duvall <danek.duvall@oracle.com>
parents:
21103
diff
changeset
|
1788 keys = PyList_New(0); |
8da100383dc3
parsers.c: fix a couple of memory leaks
Danek Duvall <danek.duvall@oracle.com>
parents:
21103
diff
changeset
|
1789 goto bail; |
8da100383dc3
parsers.c: fix a couple of memory leaks
Danek Duvall <danek.duvall@oracle.com>
parents:
21103
diff
changeset
|
1790 } |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1791 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1792 dict = PyDict_New(); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1793 if (dict == NULL) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1794 goto bail; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1795 |
19504
2fa303619b4d
ancestor.deepest: ignore ninteresting while building result (issue3984)
Siddharth Agarwal <sid0@fb.com>
parents:
19503
diff
changeset
|
1796 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
|
1797 PyObject *key; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1798 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1799 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
|
1800 continue; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1801 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1802 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
|
1803 Py_INCREF(key); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1804 Py_INCREF(Py_None); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1805 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
|
1806 Py_DECREF(key); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1807 Py_DECREF(Py_None); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1808 goto bail; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1809 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1810 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1811 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1812 keys = PyDict_Keys(dict); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1813 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1814 bail: |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1815 free(depth); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1816 free(seen); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1817 free(interesting); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1818 Py_XDECREF(dict); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1819 |
21730
8da100383dc3
parsers.c: fix a couple of memory leaks
Danek Duvall <danek.duvall@oracle.com>
parents:
21103
diff
changeset
|
1820 return keys; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1821 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1822 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1823 /* |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1824 * Given a (possibly overlapping) set of revs, return all the |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1825 * common ancestors heads: heads(::args[0] and ::a[1] and ...) |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1826 */ |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1827 static PyObject *index_commonancestorsheads(indexObject *self, PyObject *args) |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1828 { |
21103
628c16489d1c
parsers: remove unnecessary gca variable in index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
21102
diff
changeset
|
1829 PyObject *ret = NULL; |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1830 Py_ssize_t argcount, i, len; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1831 bitmask repeat = 0; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1832 int revcount = 0; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1833 int *revs; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1834 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1835 argcount = PySequence_Length(args); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1836 revs = malloc(argcount * sizeof(*revs)); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1837 if (argcount > 0 && revs == NULL) |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1838 return PyErr_NoMemory(); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1839 len = index_length(self) - 1; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1840 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1841 for (i = 0; i < argcount; i++) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1842 static const int capacity = 24; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1843 PyObject *obj = PySequence_GetItem(args, i); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1844 bitmask x; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1845 long val; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1846 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1847 if (!PyInt_Check(obj)) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1848 PyErr_SetString(PyExc_TypeError, |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1849 "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
|
1850 Py_DECREF(obj); |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1851 goto bail; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1852 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1853 val = PyInt_AsLong(obj); |
23945
33d6aaf84c9e
parsers.c: fix a memory leak in index_commonancestorsheads
Augie Fackler <augie@google.com>
parents:
23944
diff
changeset
|
1854 Py_DECREF(obj); |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1855 if (val == -1) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1856 ret = PyList_New(0); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1857 goto done; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1858 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1859 if (val < 0 || val >= len) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1860 PyErr_SetString(PyExc_IndexError, |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1861 "index out of range"); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1862 goto bail; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1863 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1864 /* this cheesy bloom filter lets us avoid some more |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1865 * expensive duplicate checks in the common set-is-disjoint |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1866 * case */ |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1867 x = 1ull << (val & 0x3f); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1868 if (repeat & x) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1869 int k; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1870 for (k = 0; k < revcount; k++) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1871 if (val == revs[k]) |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1872 goto duplicate; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1873 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1874 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1875 else repeat |= x; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1876 if (revcount >= capacity) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1877 PyErr_Format(PyExc_OverflowError, |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1878 "bitset size (%d) > capacity (%d)", |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1879 revcount, capacity); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1880 goto bail; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1881 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1882 revs[revcount++] = (int)val; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1883 duplicate:; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1884 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1885 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1886 if (revcount == 0) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1887 ret = PyList_New(0); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1888 goto done; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1889 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1890 if (revcount == 1) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1891 PyObject *obj; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1892 ret = PyList_New(1); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1893 if (ret == NULL) |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1894 goto bail; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1895 obj = PyInt_FromLong(revs[0]); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1896 if (obj == NULL) |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1897 goto bail; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1898 PyList_SET_ITEM(ret, 0, obj); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1899 goto done; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1900 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1901 |
21103
628c16489d1c
parsers: remove unnecessary gca variable in index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
21102
diff
changeset
|
1902 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
|
1903 if (ret == NULL) |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1904 goto bail; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1905 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1906 done: |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1907 free(revs); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1908 return ret; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1909 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1910 bail: |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1911 free(revs); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1912 Py_XDECREF(ret); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1913 return NULL; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1914 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1915 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1916 /* |
24004
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
1917 * 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
|
1918 * 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
|
1919 */ |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
1920 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
|
1921 { |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
1922 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
|
1923 if (gca == NULL) |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
1924 return NULL; |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
1925 |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
1926 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
|
1927 Py_INCREF(gca); |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
1928 return gca; |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
1929 } |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
1930 |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
1931 return find_deepest(self, gca); |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
1932 } |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
1933 |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
1934 /* |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1935 * 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
|
1936 */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1937 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
|
1938 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1939 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
|
1940 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1941 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
|
1942 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
|
1943 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
|
1944 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1945 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
|
1946 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1947 |
16732
277e2acb7e5c
parsers: use Py_CLEAR where appropriate
Bryan O'Sullivan <bryano@fb.com>
parents:
16699
diff
changeset
|
1948 if (start == 0) |
277e2acb7e5c
parsers: use Py_CLEAR where appropriate
Bryan O'Sullivan <bryano@fb.com>
parents:
16699
diff
changeset
|
1949 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
|
1950 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1951 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1952 /* |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1953 * 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
|
1954 * 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
|
1955 */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1956 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
|
1957 { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1958 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
|
1959 Py_ssize_t length = index_length(self); |
16784
12a852c7c763
parsers: reduce raw_length when truncating
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1960 int ret = 0; |
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1961 |
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1962 if (PySlice_GetIndicesEx((PySliceObject*)item, length, |
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1963 &start, &stop, &step, &slicelength) < 0) |
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1964 return -1; |
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1965 |
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1966 if (slicelength <= 0) |
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1967 return 0; |
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1968 |
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1969 if ((step < 0 && start < stop) || (step > 0 && start > stop)) |
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1970 stop = start; |
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1971 |
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1972 if (step < 0) { |
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1973 stop = start + 1; |
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1974 start = stop + step*(slicelength - 1) - 1; |
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1975 step = -step; |
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1976 } |
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1977 |
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1978 if (step != 1) { |
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1979 PyErr_SetString(PyExc_ValueError, |
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1980 "revlog index delete requires step size of 1"); |
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1981 return -1; |
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1982 } |
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1983 |
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1984 if (stop != length - 1) { |
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1985 PyErr_SetString(PyExc_IndexError, |
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1986 "revlog index deletion indices are invalid"); |
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1987 return -1; |
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1988 } |
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1989 |
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1990 if (start < self->length - 1) { |
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1991 if (self->nt) { |
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1992 Py_ssize_t i; |
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1993 |
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1994 for (i = start + 1; i < self->length - 1; i++) { |
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1995 const char *node = index_node(self, i); |
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1996 |
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1997 if (node) |
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1998 nt_insert(self, node, -1); |
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1999 } |
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2000 if (self->added) |
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2001 nt_invalidate_added(self, 0); |
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2002 if (self->ntrev > start) |
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2003 self->ntrev = (int)start; |
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2004 } |
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2005 self->length = start + 1; |
18504
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|
2006 if (start < self->raw_length) { |
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2007 if (self->cache) { |
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parents:
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|
2008 Py_ssize_t i; |
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|
2009 for (i = start; i < self->raw_length; i++) |
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|
2010 Py_CLEAR(self->cache[i]); |
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parents:
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|
2011 } |
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|
2012 self->raw_length = start; |
18504
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|
2013 } |
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|
2014 goto done; |
7108
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|
2015 } |
1ca878d7b849
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|
2016 |
16414
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2017 if (self->nt) { |
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2018 nt_invalidate_added(self, start - self->length + 1); |
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2019 if (self->ntrev > start) |
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2020 self->ntrev = (int)start; |
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|
2021 } |
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|
2022 if (self->added) |
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|
2023 ret = PyList_SetSlice(self->added, start - self->length + 1, |
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|
2024 PyList_GET_SIZE(self->added), NULL); |
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|
2025 done: |
16787
bda96ce993f9
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|
2026 Py_CLEAR(self->headrevs); |
16784
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|
2027 return ret; |
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|
2028 } |
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|
2029 |
16414
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|
2030 /* |
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|
2031 * Supported ops: |
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|
2032 * |
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|
2033 * slice deletion |
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|
2034 * string assignment (extend node->rev mapping) |
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|
2035 * string deletion (shrink node->rev mapping) |
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Bryan O'Sullivan <bryano@fb.com>
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|
2036 */ |
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|
2037 static int index_assign_subscript(indexObject *self, PyObject *item, |
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|
2038 PyObject *value) |
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|
2039 { |
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|
2040 char *node; |
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|
2041 Py_ssize_t nodelen; |
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|
2042 long rev; |
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|
2043 |
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|
2044 if (PySlice_Check(item) && value == NULL) |
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|
2045 return index_slice_del(self, item); |
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|
2046 |
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Bryan O'Sullivan <bryano@fb.com>
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|
2047 if (node_check(item, &node, &nodelen) == -1) |
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parsers: use base-16 trie for faster node->rev mapping
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|
2048 return -1; |
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|
2049 |
e8d37b78acfb
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|
2050 if (value == NULL) |
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|
2051 return self->nt ? nt_insert(self, node, -1) : 0; |
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Bryan O'Sullivan <bryano@fb.com>
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|
2052 rev = PyInt_AsLong(value); |
e8d37b78acfb
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Bryan O'Sullivan <bryano@fb.com>
parents:
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|
2053 if (rev > INT_MAX || rev < 0) { |
e8d37b78acfb
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Bryan O'Sullivan <bryano@fb.com>
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|
2054 if (!PyErr_Occurred()) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
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|
2055 PyErr_SetString(PyExc_ValueError, "rev out of range"); |
e8d37b78acfb
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|
2056 return -1; |
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Bryan O'Sullivan <bryano@fb.com>
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changeset
|
2057 } |
23468
ee311681e591
parsers: ensure revlog index node tree is initialized before insertion
Mike Edgar <adgar@google.com>
parents:
23087
diff
changeset
|
2058 |
ee311681e591
parsers: ensure revlog index node tree is initialized before insertion
Mike Edgar <adgar@google.com>
parents:
23087
diff
changeset
|
2059 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
|
2060 return -1; |
16414
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|
2061 return nt_insert(self, node, (int)rev); |
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|
2062 } |
e8d37b78acfb
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|
2063 |
e8d37b78acfb
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changeset
|
2064 /* |
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parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
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changeset
|
2065 * Find all RevlogNG entries in an index that has inline data. Update |
e8d37b78acfb
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|
2066 * the optional "offsets" table with those entries. |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
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changeset
|
2067 */ |
22401
9ba8a93e55f5
parsers: ensure correct return type for inline_scan
Henrik Stuart <hg@hstuart.dk>
parents:
22400
diff
changeset
|
2068 static Py_ssize_t inline_scan(indexObject *self, const char **offsets) |
16363
2cdd7e63211b
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Bryan O'Sullivan <bryano@fb.com>
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|
2069 { |
2cdd7e63211b
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Bryan O'Sullivan <bryano@fb.com>
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changeset
|
2070 const char *data = PyString_AS_STRING(self->data); |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
2071 Py_ssize_t pos = 0; |
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
2072 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
|
2073 long incr = v1_hdrsize; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2074 Py_ssize_t len = 0; |
13254
5ef5eb1f3515
revlog: only build the nodemap on demand
Matt Mackall <mpm@selenic.com>
parents:
11361
diff
changeset
|
2075 |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
2076 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
|
2077 uint32_t comp_len; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2078 /* 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
|
2079 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
|
2080 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
|
2081 if (offsets) |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
2082 offsets[len] = data + pos; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2083 len++; |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
2084 pos += incr; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2085 } |
13254
5ef5eb1f3515
revlog: only build the nodemap on demand
Matt Mackall <mpm@selenic.com>
parents:
11361
diff
changeset
|
2086 |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
2087 if (pos != end) { |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2088 if (!PyErr_Occurred()) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2089 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
|
2090 return -1; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2091 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2092 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2093 return len; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2094 } |
13254
5ef5eb1f3515
revlog: only build the nodemap on demand
Matt Mackall <mpm@selenic.com>
parents:
11361
diff
changeset
|
2095 |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2096 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
|
2097 { |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2098 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
|
2099 Py_ssize_t size; |
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2100 |
20109
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2101 /* 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
|
2102 self->raw_length = 0; |
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2103 self->added = NULL; |
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2104 self->cache = NULL; |
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2105 self->data = NULL; |
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2106 self->headrevs = NULL; |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
2107 self->filteredrevs = Py_None; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
2108 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
|
2109 self->nt = NULL; |
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2110 self->offsets = NULL; |
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2111 |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2112 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
|
2113 return -1; |
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2114 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
|
2115 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
|
2116 return -1; |
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2117 } |
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2118 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
|
2119 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2120 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
|
2121 self->data = data_obj; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2122 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2123 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
|
2124 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
|
2125 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
|
2126 self->ntrev = -1; |
16597
b767382a8675
parsers: fix refcount bug on corrupt index
Matt Mackall <mpm@selenic.com>
parents:
16572
diff
changeset
|
2127 Py_INCREF(self->data); |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2128 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2129 if (self->inlined) { |
22401
9ba8a93e55f5
parsers: ensure correct return type for inline_scan
Henrik Stuart <hg@hstuart.dk>
parents:
22400
diff
changeset
|
2130 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
|
2131 if (len == -1) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2132 goto bail; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2133 self->raw_length = len; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2134 self->length = len + 1; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2135 } else { |
16863
bbedef66c6f3
parsers: replace magic number 64 with symbolic constant
Bryan O'Sullivan <bryano@fb.com>
parents:
16787
diff
changeset
|
2136 if (size % v1_hdrsize) { |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2137 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
|
2138 goto bail; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2139 } |
16863
bbedef66c6f3
parsers: replace magic number 64 with symbolic constant
Bryan O'Sullivan <bryano@fb.com>
parents:
16787
diff
changeset
|
2140 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
|
2141 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
|
2142 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2143 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2144 return 0; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2145 bail: |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2146 return -1; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2147 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2148 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2149 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
|
2150 { |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2151 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
|
2152 return (PyObject *)self; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2153 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2154 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2155 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
|
2156 { |
16370
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
2157 _index_clearcaches(self); |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
2158 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
|
2159 Py_XDECREF(self->data); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2160 Py_XDECREF(self->added); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2161 PyObject_Del(self); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2162 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2163 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2164 static PySequenceMethods index_sequence_methods = { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2165 (lenfunc)index_length, /* sq_length */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2166 0, /* sq_concat */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2167 0, /* sq_repeat */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2168 (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
|
2169 0, /* sq_slice */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2170 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
|
2171 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
|
2172 (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
|
2173 }; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2174 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2175 static PyMappingMethods index_mapping_methods = { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2176 (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
|
2177 (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
|
2178 (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
|
2179 }; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2180 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2181 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
|
2182 {"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
|
2183 "return the gca set of the given revs"}, |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2184 {"commonancestorsheads", (PyCFunction)index_commonancestorsheads, |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2185 METH_VARARGS, |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2186 "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
|
2187 {"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
|
2188 "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
|
2189 {"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
|
2190 "get an index entry"}, |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
2191 {"computephases", (PyCFunction)compute_phases, METH_VARARGS, |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
2192 "compute phases"}, |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
2193 {"headrevs", (PyCFunction)index_headrevs, METH_VARARGS, |
23087
42342f9afe01
parsers: introduce headrevsfiltered in C extension
Mads Kiilerich <madski@unity3d.com>
parents:
23073
diff
changeset
|
2194 "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
|
2195 {"headrevsfiltered", (PyCFunction)index_headrevs, METH_VARARGS, |
42342f9afe01
parsers: introduce headrevsfiltered in C extension
Mads Kiilerich <madski@unity3d.com>
parents:
23073
diff
changeset
|
2196 "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
|
2197 {"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
|
2198 "insert an index entry"}, |
16665
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
2199 {"partialmatch", (PyCFunction)index_partialmatch, METH_VARARGS, |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
2200 "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
|
2201 {"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
|
2202 "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
|
2203 {NULL} /* Sentinel */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2204 }; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2205 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2206 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
|
2207 {"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
|
2208 {NULL} /* Sentinel */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2209 }; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2210 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2211 static PyTypeObject indexType = { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2212 PyObject_HEAD_INIT(NULL) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2213 0, /* ob_size */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2214 "parsers.index", /* tp_name */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2215 sizeof(indexObject), /* tp_basicsize */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2216 0, /* tp_itemsize */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2217 (destructor)index_dealloc, /* tp_dealloc */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2218 0, /* tp_print */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2219 0, /* tp_getattr */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2220 0, /* tp_setattr */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2221 0, /* tp_compare */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2222 0, /* tp_repr */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2223 0, /* tp_as_number */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2224 &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
|
2225 &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
|
2226 0, /* tp_hash */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2227 0, /* tp_call */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2228 0, /* tp_str */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2229 0, /* tp_getattro */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2230 0, /* tp_setattro */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2231 0, /* tp_as_buffer */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2232 Py_TPFLAGS_DEFAULT, /* tp_flags */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2233 "revlog index", /* tp_doc */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2234 0, /* tp_traverse */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2235 0, /* tp_clear */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2236 0, /* tp_richcompare */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2237 0, /* tp_weaklistoffset */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2238 0, /* tp_iter */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2239 0, /* tp_iternext */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2240 index_methods, /* tp_methods */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2241 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
|
2242 index_getset, /* tp_getset */ |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2243 0, /* tp_base */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2244 0, /* tp_dict */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2245 0, /* tp_descr_get */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2246 0, /* tp_descr_set */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2247 0, /* tp_dictoffset */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2248 (initproc)index_init, /* tp_init */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2249 0, /* tp_alloc */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2250 }; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2251 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2252 /* |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2253 * 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
|
2254 * follows: |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2255 * |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2256 * 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
|
2257 * 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
|
2258 * |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2259 * added complications are for backwards compatibility |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2260 */ |
13254
5ef5eb1f3515
revlog: only build the nodemap on demand
Matt Mackall <mpm@selenic.com>
parents:
11361
diff
changeset
|
2261 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
|
2262 { |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2263 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
|
2264 indexObject *idx; |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2265 int ret; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2266 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2267 idx = PyObject_New(indexObject, &indexType); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2268 if (idx == NULL) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2269 goto bail; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2270 |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2271 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
|
2272 if (ret == -1) |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2273 goto bail; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2274 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2275 if (idx->inlined) { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2276 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
|
2277 if (cache == NULL) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2278 goto bail; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2279 } else { |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2280 cache = Py_None; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2281 Py_INCREF(cache); |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2282 } |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2283 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2284 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
|
2285 if (!tuple) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2286 goto bail; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2287 return tuple; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2288 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2289 bail: |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2290 Py_XDECREF(idx); |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2291 Py_XDECREF(cache); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2292 Py_XDECREF(tuple); |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2293 return NULL; |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2294 } |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2295 |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2296 #define BUMPED_FIX 1 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2297 #define USING_SHA_256 2 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2298 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2299 static PyObject *readshas( |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2300 const char *source, unsigned char num, Py_ssize_t hashwidth) |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2301 { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2302 int i; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2303 PyObject *list = PyTuple_New(num); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2304 if (list == NULL) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2305 return NULL; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2306 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2307 for (i = 0; i < num; i++) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2308 PyObject *hash = PyString_FromStringAndSize(source, hashwidth); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2309 if (hash == NULL) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2310 Py_DECREF(list); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2311 return NULL; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2312 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2313 PyTuple_SetItem(list, i, hash); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2314 source += hashwidth; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2315 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2316 return list; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2317 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2318 |
24019
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2319 static PyObject *fm1readmarker(const char *data, uint32_t *msize) |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2320 { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2321 const char *meta; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2322 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2323 double mtime; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2324 int16_t tz; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2325 uint16_t flags; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2326 unsigned char nsuccs, nparents, nmetadata; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2327 Py_ssize_t hashwidth = 20; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2328 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2329 PyObject *prec = NULL, *parents = NULL, *succs = NULL; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2330 PyObject *metadata = NULL, *ret = NULL; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2331 int i; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2332 |
24019
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2333 *msize = getbe32(data); |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2334 data += 4; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2335 mtime = getbefloat64(data); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2336 data += 8; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2337 tz = getbeint16(data); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2338 data += 2; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2339 flags = getbeuint16(data); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2340 data += 2; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2341 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2342 if (flags & USING_SHA_256) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2343 hashwidth = 32; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2344 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2345 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2346 nsuccs = (unsigned char)(*data++); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2347 nparents = (unsigned char)(*data++); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2348 nmetadata = (unsigned char)(*data++); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2349 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2350 prec = PyString_FromStringAndSize(data, hashwidth); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2351 data += hashwidth; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2352 if (prec == NULL) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2353 goto bail; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2354 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2355 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2356 succs = readshas(data, nsuccs, hashwidth); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2357 if (succs == NULL) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2358 goto bail; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2359 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2360 data += nsuccs * hashwidth; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2361 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2362 if (nparents == 1 || nparents == 2) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2363 parents = readshas(data, nparents, hashwidth); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2364 if (parents == NULL) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2365 goto bail; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2366 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2367 data += nparents * hashwidth; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2368 } else { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2369 parents = Py_None; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2370 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2371 |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2372 meta = data + (2 * nmetadata); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2373 metadata = PyTuple_New(nmetadata); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2374 if (metadata == NULL) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2375 goto bail; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2376 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2377 for (i = 0; i < nmetadata; i++) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2378 PyObject *tmp, *left = NULL, *right = NULL; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2379 Py_ssize_t metasize = (unsigned char)(*data++); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2380 left = PyString_FromStringAndSize(meta, metasize); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2381 meta += metasize; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2382 metasize = (unsigned char)(*data++); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2383 right = PyString_FromStringAndSize(meta, metasize); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2384 meta += metasize; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2385 if (!left || !right) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2386 Py_XDECREF(left); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2387 Py_XDECREF(right); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2388 goto bail; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2389 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2390 tmp = PyTuple_Pack(2, left, right); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2391 Py_DECREF(left); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2392 Py_DECREF(right); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2393 if (!tmp) { |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2394 goto bail; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2395 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2396 PyTuple_SetItem(metadata, i, tmp); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2397 } |
24019
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2398 ret = Py_BuildValue("(OOHO(di)O)", prec, succs, flags, |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2399 metadata, mtime, (int)tz * 60, parents); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2400 bail: |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2401 Py_XDECREF(prec); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2402 Py_XDECREF(succs); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2403 Py_XDECREF(metadata); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2404 if (parents != Py_None) |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2405 Py_XDECREF(parents); |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2406 return ret; |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2407 } |
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2408 |
24019
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2409 |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2410 static PyObject *fm1readmarkers(PyObject *self, PyObject *args) { |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2411 const char *data; |
24032
c53bc2e52514
parsers: use k instead of n for PyArg_ParseTuple because python 2.4 is awful
Augie Fackler <augie@google.com>
parents:
24019
diff
changeset
|
2412 Py_ssize_t datalen; |
c53bc2e52514
parsers: use k instead of n for PyArg_ParseTuple because python 2.4 is awful
Augie Fackler <augie@google.com>
parents:
24019
diff
changeset
|
2413 /* only unsigned long because python 2.4, should be Py_ssize_t */ |
c53bc2e52514
parsers: use k instead of n for PyArg_ParseTuple because python 2.4 is awful
Augie Fackler <augie@google.com>
parents:
24019
diff
changeset
|
2414 unsigned long offset, stop; |
24019
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2415 PyObject *markers = NULL; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2416 |
24032
c53bc2e52514
parsers: use k instead of n for PyArg_ParseTuple because python 2.4 is awful
Augie Fackler <augie@google.com>
parents:
24019
diff
changeset
|
2417 /* replace kk with nn when we drop Python 2.4 */ |
c53bc2e52514
parsers: use k instead of n for PyArg_ParseTuple because python 2.4 is awful
Augie Fackler <augie@google.com>
parents:
24019
diff
changeset
|
2418 if (!PyArg_ParseTuple(args, "s#kk", &data, &datalen, &offset, &stop)) { |
24019
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2419 return NULL; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2420 } |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2421 data += offset; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2422 markers = PyList_New(0); |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2423 if (!markers) { |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2424 return NULL; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2425 } |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2426 while (offset < stop) { |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2427 uint32_t msize; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2428 int error; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2429 PyObject *record = fm1readmarker(data, &msize); |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2430 if (!record) { |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2431 goto bail; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2432 } |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2433 error = PyList_Append(markers, record); |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2434 Py_DECREF(record); |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2435 if (error) { |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2436 goto bail; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2437 } |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2438 data += msize; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2439 offset += msize; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2440 } |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2441 return markers; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2442 bail: |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2443 Py_DECREF(markers); |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2444 return NULL; |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2445 } |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2446 |
6389
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
2447 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
|
2448 |
17606
318fb32b980e
pathencode: new C module with fast encodedir() function
Adrian Buehlmann <adrian@cadifra.com>
parents:
17356
diff
changeset
|
2449 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
|
2450 PyObject *pathencode(PyObject *self, PyObject *args); |
18430
0459c6555f69
store: implement lowerencode in C
Bryan O'Sullivan <bryano@fb.com>
parents:
17616
diff
changeset
|
2451 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
|
2452 |
6389
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
2453 static PyMethodDef methods[] = { |
16955
92e1c64ba0d4
parsers: add a C function to pack the dirstate
Bryan O'Sullivan <bryano@fb.com>
parents:
16863
diff
changeset
|
2454 {"pack_dirstate", pack_dirstate, METH_VARARGS, "pack a dirstate\n"}, |
6389
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
2455 {"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
|
2456 {"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
|
2457 {"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
|
2458 {"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
|
2459 {"asciiupper", asciiupper, METH_VARARGS, "uppercase an ASCII string\n"}, |
17606
318fb32b980e
pathencode: new C module with fast encodedir() function
Adrian Buehlmann <adrian@cadifra.com>
parents:
17356
diff
changeset
|
2460 {"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
|
2461 {"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
|
2462 {"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
|
2463 {"fm1readmarkers", fm1readmarkers, METH_VARARGS, |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24017
diff
changeset
|
2464 "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
|
2465 {NULL, NULL} |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
2466 }; |
0231f763ebc8
manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
changeset
|
2467 |
18900
02ee846b246a
scmutil: rewrite dirs in C, use if available
Bryan O'Sullivan <bryano@fb.com>
parents:
18567
diff
changeset
|
2468 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
|
2469 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
|
2470 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2471 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
|
2472 { |
20742
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
2473 /* 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
|
2474 * 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
|
2475 * 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
|
2476 * 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
|
2477 * 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
|
2478 * 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
|
2479 * 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
|
2480 * 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
|
2481 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
|
2482 |
18900
02ee846b246a
scmutil: rewrite dirs in C, use if available
Bryan O'Sullivan <bryano@fb.com>
parents:
18567
diff
changeset
|
2483 dirs_module_init(mod); |
24214
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
24032
diff
changeset
|
2484 manifest_module_init(mod); |
18900
02ee846b246a
scmutil: rewrite dirs in C, use if available
Bryan O'Sullivan <bryano@fb.com>
parents:
18567
diff
changeset
|
2485 |
16604
48e42f984074
parsers: statically initializing tp_new to PyType_GenericNew is not portable
Adrian Buehlmann <adrian@cadifra.com>
parents:
16597
diff
changeset
|
2486 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
|
2487 if (PyType_Ready(&indexType) < 0 || |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
2488 PyType_Ready(&dirstateTupleType) < 0) |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2489 return; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2490 Py_INCREF(&indexType); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2491 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
|
2492 Py_INCREF(&dirstateTupleType); |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
2493 PyModule_AddObject(mod, "dirstatetuple", |
e250b8300e6e
parsers: inline fields of dirstate values in C version
Siddharth Agarwal <sid0@fb.com>
parents:
21807
diff
changeset
|
2494 (PyObject *)&dirstateTupleType); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2495 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2496 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
|
2497 -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
|
2498 if (nullentry) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2499 PyObject_GC_UnTrack(nullentry); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2500 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2501 |
20742
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
2502 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
|
2503 { |
23943
5fb44983a696
parsers: don't leak references to sys et al in check_python_version
Augie Fackler <augie@google.com>
parents:
23942
diff
changeset
|
2504 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
|
2505 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
|
2506 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
|
2507 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
|
2508 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
|
2509 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
|
2510 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
|
2511 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
|
2512 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
|
2513 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
|
2514 /* 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
|
2515 * 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
|
2516 * is manually set to an invalid value). */ |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
2517 if ((hexversion == -1) || (hexversion >> 16 != PY_VERSION_HEX >> 16)) { |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
2518 PyErr_Format(PyExc_ImportError, "%s: The Mercurial extension " |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
2519 "modules were compiled with Python " PY_VERSION ", but " |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
2520 "Mercurial is currently using Python with sys.hexversion=%ld: " |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
2521 "Python %s\n at: %s", versionerrortext, hexversion, |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
2522 Py_GetVersion(), Py_GetProgramFullPath()); |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
2523 return -1; |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
2524 } |
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
20555
diff
changeset
|
2525 return 0; |
3681de20b0a7
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Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
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2526 } |
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parents:
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|
2527 |
11361
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parents:
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|
2528 #ifdef IS_PY3K |
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|
2529 static struct PyModuleDef parsers_module = { |
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|
2530 PyModuleDef_HEAD_INIT, |
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parents:
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|
2531 "parsers", |
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Renato Cunha <renatoc@gmail.com>
parents:
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|
2532 parsers_doc, |
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Renato Cunha <renatoc@gmail.com>
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|
2533 -1, |
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|
2534 methods |
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|
2535 }; |
3de3d670d2b6
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Renato Cunha <renatoc@gmail.com>
parents:
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|
2536 |
3de3d670d2b6
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Renato Cunha <renatoc@gmail.com>
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|
2537 PyMODINIT_FUNC PyInit_parsers(void) |
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|
2538 { |
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|
2539 PyObject *mod; |
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|
2540 |
20742
3681de20b0a7
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Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
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|
2541 if (check_python_version() == -1) |
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|
2542 return; |
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|
2543 mod = PyModule_Create(&parsers_module); |
16363
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|
2544 module_init(mod); |
2cdd7e63211b
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|
2545 return mod; |
11361
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parents:
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|
2546 } |
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parents:
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|
2547 #else |
6389
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manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
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diff
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|
2548 PyMODINIT_FUNC initparsers(void) |
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manifest: improve parsing performance by 8x via a new C extension
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|
2549 { |
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|
2550 PyObject *mod; |
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|
2551 |
20742
3681de20b0a7
parsers: fail fast if Python has wrong minor version (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
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|
2552 if (check_python_version() == -1) |
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|
2553 return; |
20797
e286ab22e461
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Matt Harbison <matt_harbison@yahoo.com>
parents:
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diff
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|
2554 mod = Py_InitModule3("parsers", methods, parsers_doc); |
16363
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diff
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|
2555 module_init(mod); |
6389
0231f763ebc8
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Bryan O'Sullivan <bos@serpentine.com>
parents:
diff
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|
2556 } |
11361
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|
2557 #endif |