Mercurial > hg
annotate mercurial/manifest.c @ 26878:d7e83f106459
encoding: use getutf8char in toutf8b
This correctly avoids the ambiguity of U+FFFD already present in the
input and similar confusion by working a character at a time.
author | Matt Mackall <mpm@selenic.com> |
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date | Thu, 05 Nov 2015 17:21:43 -0600 |
parents | 89c2bf63a83b |
children | 7b8b6e3b3571 |
rev | line source |
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1 /* |
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2 * manifest.c - manifest type that does on-demand parsing. |
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3 * |
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4 * Copyright 2015, Google Inc. |
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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 #include <Python.h> |
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10 |
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11 #include <assert.h> |
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12 #include <string.h> |
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13 #include <stdlib.h> |
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14 |
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15 #include "util.h" |
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16 |
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17 #define DEFAULT_LINES 100000 |
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18 |
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19 typedef struct { |
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20 char *start; |
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21 Py_ssize_t len; /* length of line including terminal newline */ |
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22 char hash_suffix; |
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23 bool from_malloc; |
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24 bool deleted; |
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25 } line; |
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26 |
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27 typedef struct { |
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28 PyObject_HEAD |
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29 PyObject *pydata; |
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30 line *lines; |
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31 int numlines; /* number of line entries */ |
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32 int livelines; /* number of non-deleted lines */ |
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33 int maxlines; /* allocated number of lines */ |
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34 bool dirty; |
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35 } lazymanifest; |
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36 |
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37 #define MANIFEST_OOM -1 |
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38 #define MANIFEST_NOT_SORTED -2 |
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39 #define MANIFEST_MALFORMED -3 |
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40 |
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41 /* defined in parsers.c */ |
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42 PyObject *unhexlify(const char *str, int len); |
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43 |
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44 /* get the length of the path for a line */ |
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45 static size_t pathlen(line *l) { |
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46 return strlen(l->start); |
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47 } |
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48 |
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49 /* get the node value of a single line */ |
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50 static PyObject *nodeof(line *l) { |
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51 char *s = l->start; |
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52 ssize_t llen = pathlen(l); |
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53 PyObject *hash = unhexlify(s + llen + 1, 40); |
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54 if (!hash) { |
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55 return NULL; |
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56 } |
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57 if (l->hash_suffix != '\0') { |
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58 char newhash[21]; |
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59 memcpy(newhash, PyString_AsString(hash), 20); |
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60 Py_DECREF(hash); |
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61 newhash[20] = l->hash_suffix; |
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62 hash = PyString_FromStringAndSize(newhash, 21); |
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63 } |
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64 return hash; |
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65 } |
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66 |
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67 /* get the node hash and flags of a line as a tuple */ |
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68 static PyObject *hashflags(line *l) |
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69 { |
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70 char *s = l->start; |
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71 size_t plen = pathlen(l); |
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72 PyObject *hash = nodeof(l); |
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73 |
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74 /* 40 for hash, 1 for null byte, 1 for newline */ |
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75 size_t hplen = plen + 42; |
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76 Py_ssize_t flen = l->len - hplen; |
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77 PyObject *flags; |
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78 PyObject *tup; |
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79 |
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80 if (!hash) |
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81 return NULL; |
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82 flags = PyString_FromStringAndSize(s + hplen - 1, flen); |
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83 if (!flags) { |
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84 Py_DECREF(hash); |
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85 return NULL; |
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86 } |
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87 tup = PyTuple_Pack(2, hash, flags); |
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88 Py_DECREF(flags); |
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89 Py_DECREF(hash); |
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90 return tup; |
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91 } |
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92 |
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93 /* if we're about to run out of space in the line index, add more */ |
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94 static bool realloc_if_full(lazymanifest *self) |
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95 { |
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96 if (self->numlines == self->maxlines) { |
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97 self->maxlines *= 2; |
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98 self->lines = realloc(self->lines, self->maxlines * sizeof(line)); |
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99 } |
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100 return !!self->lines; |
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101 } |
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102 |
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103 /* |
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104 * Find the line boundaries in the manifest that 'data' points to and store |
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105 * information about each line in 'self'. |
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106 */ |
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107 static int find_lines(lazymanifest *self, char *data, Py_ssize_t len) |
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108 { |
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109 char *prev = NULL; |
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110 while (len > 0) { |
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111 line *l; |
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112 char *next = memchr(data, '\n', len); |
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113 if (!next) { |
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114 return MANIFEST_MALFORMED; |
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115 } |
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116 next++; /* advance past newline */ |
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117 if (!realloc_if_full(self)) { |
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118 return MANIFEST_OOM; /* no memory */ |
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119 } |
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120 if (prev && strcmp(prev, data) > -1) { |
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121 /* This data isn't sorted, so we have to abort. */ |
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122 return MANIFEST_NOT_SORTED; |
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123 } |
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124 l = self->lines + ((self->numlines)++); |
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125 l->start = data; |
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126 l->len = next - data; |
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127 l->hash_suffix = '\0'; |
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128 l->from_malloc = false; |
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129 l->deleted = false; |
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130 len = len - l->len; |
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131 prev = data; |
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132 data = next; |
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133 } |
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134 self->livelines = self->numlines; |
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135 return 0; |
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136 } |
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137 |
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138 static int lazymanifest_init(lazymanifest *self, PyObject *args) |
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139 { |
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140 char *data; |
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141 Py_ssize_t len; |
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142 int err, ret; |
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143 PyObject *pydata; |
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144 if (!PyArg_ParseTuple(args, "S", &pydata)) { |
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145 return -1; |
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146 } |
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147 err = PyString_AsStringAndSize(pydata, &data, &len); |
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148 |
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149 self->dirty = false; |
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150 if (err == -1) |
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151 return -1; |
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152 self->pydata = pydata; |
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153 Py_INCREF(self->pydata); |
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154 Py_BEGIN_ALLOW_THREADS |
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155 self->lines = malloc(DEFAULT_LINES * sizeof(line)); |
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156 self->maxlines = DEFAULT_LINES; |
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157 self->numlines = 0; |
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158 if (!self->lines) |
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159 ret = MANIFEST_OOM; |
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160 else |
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161 ret = find_lines(self, data, len); |
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162 Py_END_ALLOW_THREADS |
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163 switch (ret) { |
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164 case 0: |
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165 break; |
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166 case MANIFEST_OOM: |
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167 PyErr_NoMemory(); |
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168 break; |
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169 case MANIFEST_NOT_SORTED: |
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170 PyErr_Format(PyExc_ValueError, |
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171 "Manifest lines not in sorted order."); |
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172 break; |
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173 case MANIFEST_MALFORMED: |
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174 PyErr_Format(PyExc_ValueError, |
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175 "Manifest did not end in a newline."); |
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176 break; |
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177 default: |
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178 PyErr_Format(PyExc_ValueError, |
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179 "Unknown problem parsing manifest."); |
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180 } |
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181 return ret == 0 ? 0 : -1; |
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182 } |
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183 |
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184 static void lazymanifest_dealloc(lazymanifest *self) |
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185 { |
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186 /* free any extra lines we had to allocate */ |
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187 int i; |
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188 for (i = 0; i < self->numlines; i++) { |
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189 if (self->lines[i].from_malloc) { |
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190 free(self->lines[i].start); |
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191 } |
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192 } |
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193 if (self->lines) { |
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194 free(self->lines); |
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195 self->lines = NULL; |
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196 } |
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197 if (self->pydata) { |
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198 Py_DECREF(self->pydata); |
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199 self->pydata = NULL; |
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200 } |
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201 PyObject_Del(self); |
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202 } |
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|
203 |
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204 /* iteration support */ |
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|
205 |
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206 typedef struct { |
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207 PyObject_HEAD lazymanifest *m; |
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208 Py_ssize_t pos; |
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|
209 } lmIter; |
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|
210 |
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211 static void lmiter_dealloc(PyObject *o) |
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212 { |
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213 lmIter *self = (lmIter *)o; |
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214 Py_DECREF(self->m); |
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215 PyObject_Del(self); |
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216 } |
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|
217 |
24294
3d485727e45e
lazymanifest: extract function for iterating to next line
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|
218 static line *lmiter_nextline(lmIter *self) |
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219 { |
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220 do { |
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|
221 self->pos++; |
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222 if (self->pos >= self->m->numlines) { |
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|
223 return NULL; |
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|
224 } |
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|
225 /* skip over deleted manifest entries */ |
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|
226 } while (self->m->lines[self->pos].deleted); |
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227 return self->m->lines + self->pos; |
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|
228 } |
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|
229 |
24298
49cd847fd69a
lazymanifest: make __iter__ generate filenames, not 3-tuples
Martin von Zweigbergk <martinvonz@google.com>
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24295
diff
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|
230 static PyObject *lmiter_iterentriesnext(PyObject *o) |
24214
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|
231 { |
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|
232 size_t pl; |
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|
233 line *l; |
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diff
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|
234 Py_ssize_t consumed; |
24699
64cd23a1bc13
lazymanifest: fix memory leak in lmiter_iterentriesnext() after 3d485727e45e
Mike Hommey <mh@glandium.org>
parents:
24442
diff
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|
235 PyObject *ret = NULL, *path = NULL, *hash = NULL, *flags = NULL; |
24294
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|
236 l = lmiter_nextline((lmIter *)o); |
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|
237 if (!l) { |
24974
46408b80c3a1
lazymanifest: avoid 'bail' label when used on success path
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24710
diff
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|
238 goto done; |
24294
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|
239 } |
24214
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|
240 pl = pathlen(l); |
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|
241 path = PyString_FromStringAndSize(l->start, pl); |
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|
242 hash = nodeof(l); |
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diff
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243 consumed = pl + 41; |
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244 flags = PyString_FromStringAndSize(l->start + consumed, |
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245 l->len - consumed - 1); |
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246 if (!path || !hash || !flags) { |
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247 goto done; |
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248 } |
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249 ret = PyTuple_Pack(3, path, hash, flags); |
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250 done: |
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251 Py_XDECREF(path); |
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252 Py_XDECREF(hash); |
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253 Py_XDECREF(flags); |
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254 return ret; |
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255 } |
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256 |
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257 static PyTypeObject lazymanifestEntriesIterator = { |
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258 PyObject_HEAD_INIT(NULL) |
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259 0, /*ob_size */ |
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260 "parsers.lazymanifest.entriesiterator", /*tp_name */ |
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261 sizeof(lmIter), /*tp_basicsize */ |
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262 0, /*tp_itemsize */ |
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263 lmiter_dealloc, /*tp_dealloc */ |
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264 0, /*tp_print */ |
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265 0, /*tp_getattr */ |
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266 0, /*tp_setattr */ |
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267 0, /*tp_compare */ |
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268 0, /*tp_repr */ |
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269 0, /*tp_as_number */ |
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270 0, /*tp_as_sequence */ |
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271 0, /*tp_as_mapping */ |
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272 0, /*tp_hash */ |
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273 0, /*tp_call */ |
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274 0, /*tp_str */ |
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275 0, /*tp_getattro */ |
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276 0, /*tp_setattro */ |
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277 0, /*tp_as_buffer */ |
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278 /* tp_flags: Py_TPFLAGS_HAVE_ITER tells python to |
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279 use tp_iter and tp_iternext fields. */ |
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280 Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, |
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281 "Iterator for 3-tuples in a lazymanifest.", /* tp_doc */ |
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282 0, /* tp_traverse */ |
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283 0, /* tp_clear */ |
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284 0, /* tp_richcompare */ |
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285 0, /* tp_weaklistoffset */ |
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286 PyObject_SelfIter, /* tp_iter: __iter__() method */ |
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287 lmiter_iterentriesnext, /* tp_iternext: next() method */ |
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288 }; |
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289 |
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290 static PyObject *lmiter_iterkeysnext(PyObject *o) |
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291 { |
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292 size_t pl; |
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293 line *l = lmiter_nextline((lmIter *)o); |
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294 if (!l) { |
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295 return NULL; |
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296 } |
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297 pl = pathlen(l); |
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298 return PyString_FromStringAndSize(l->start, pl); |
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299 } |
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300 |
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301 static PyTypeObject lazymanifestKeysIterator = { |
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302 PyObject_HEAD_INIT(NULL) |
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303 0, /*ob_size */ |
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304 "parsers.lazymanifest.keysiterator", /*tp_name */ |
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305 sizeof(lmIter), /*tp_basicsize */ |
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306 0, /*tp_itemsize */ |
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307 lmiter_dealloc, /*tp_dealloc */ |
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308 0, /*tp_print */ |
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309 0, /*tp_getattr */ |
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310 0, /*tp_setattr */ |
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311 0, /*tp_compare */ |
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312 0, /*tp_repr */ |
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313 0, /*tp_as_number */ |
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314 0, /*tp_as_sequence */ |
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315 0, /*tp_as_mapping */ |
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316 0, /*tp_hash */ |
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317 0, /*tp_call */ |
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318 0, /*tp_str */ |
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319 0, /*tp_getattro */ |
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320 0, /*tp_setattro */ |
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321 0, /*tp_as_buffer */ |
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322 /* tp_flags: Py_TPFLAGS_HAVE_ITER tells python to |
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|
323 use tp_iter and tp_iternext fields. */ |
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324 Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_ITER, |
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325 "Keys iterator for a lazymanifest.", /* tp_doc */ |
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326 0, /* tp_traverse */ |
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327 0, /* tp_clear */ |
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328 0, /* tp_richcompare */ |
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329 0, /* tp_weaklistoffset */ |
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330 PyObject_SelfIter, /* tp_iter: __iter__() method */ |
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331 lmiter_iterkeysnext, /* tp_iternext: next() method */ |
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332 }; |
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|
333 |
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334 static lazymanifest *lazymanifest_copy(lazymanifest *self); |
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335 |
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336 static PyObject *lazymanifest_getentriesiter(lazymanifest *self) |
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337 { |
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338 lmIter *i = NULL; |
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339 lazymanifest *t = lazymanifest_copy(self); |
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340 if (!t) { |
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341 PyErr_NoMemory(); |
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342 return NULL; |
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343 } |
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344 i = PyObject_New(lmIter, &lazymanifestEntriesIterator); |
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345 if (i) { |
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346 i->m = t; |
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347 i->pos = -1; |
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348 } else { |
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349 Py_DECREF(t); |
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350 PyErr_NoMemory(); |
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351 } |
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352 return (PyObject *)i; |
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353 } |
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354 |
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355 static PyObject *lazymanifest_getkeysiter(lazymanifest *self) |
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356 { |
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357 lmIter *i = NULL; |
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358 lazymanifest *t = lazymanifest_copy(self); |
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359 if (!t) { |
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|
360 PyErr_NoMemory(); |
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|
361 return NULL; |
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parents:
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|
362 } |
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|
363 i = PyObject_New(lmIter, &lazymanifestKeysIterator); |
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|
364 if (i) { |
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diff
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|
365 i->m = t; |
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|
366 i->pos = -1; |
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|
367 } else { |
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|
368 Py_DECREF(t); |
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|
369 PyErr_NoMemory(); |
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|
370 } |
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|
371 return (PyObject *)i; |
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parents:
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|
372 } |
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|
373 |
24214
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374 /* __getitem__ and __setitem__ support */ |
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manifest.c: new extension code to lazily parse manifests
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parents:
diff
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|
375 |
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|
376 static Py_ssize_t lazymanifest_size(lazymanifest *self) |
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|
377 { |
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378 return self->livelines; |
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parents:
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|
379 } |
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parents:
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|
380 |
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manifest.c: new extension code to lazily parse manifests
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parents:
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|
381 static int linecmp(const void *left, const void *right) |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
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parents:
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changeset
|
382 { |
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parents:
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|
383 return strcmp(((const line *)left)->start, |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
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changeset
|
384 ((const line *)right)->start); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
385 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
386 |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
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changeset
|
387 static PyObject *lazymanifest_getitem(lazymanifest *self, PyObject *key) |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
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parents:
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changeset
|
388 { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
389 line needle; |
a5f1bccd2996
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parents:
diff
changeset
|
390 line *hit; |
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manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
391 if (!PyString_Check(key)) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
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|
392 PyErr_Format(PyExc_TypeError, |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
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|
393 "getitem: manifest keys must be a string."); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
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changeset
|
394 return NULL; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
395 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
396 needle.start = PyString_AsString(key); |
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manifest.c: new extension code to lazily parse manifests
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parents:
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|
397 hit = bsearch(&needle, self->lines, self->numlines, sizeof(line), |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
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parents:
diff
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|
398 &linecmp); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
399 if (!hit || hit->deleted) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
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|
400 PyErr_Format(PyExc_KeyError, "No such manifest entry."); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
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parents:
diff
changeset
|
401 return NULL; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
402 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
403 return hashflags(hit); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
404 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
405 |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
406 static int lazymanifest_delitem(lazymanifest *self, PyObject *key) |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
407 { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
408 line needle; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
409 line *hit; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
410 if (!PyString_Check(key)) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
411 PyErr_Format(PyExc_TypeError, |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
412 "delitem: manifest keys must be a string."); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
413 return -1; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
414 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
415 needle.start = PyString_AsString(key); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
416 hit = bsearch(&needle, self->lines, self->numlines, sizeof(line), |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
417 &linecmp); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
418 if (!hit || hit->deleted) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
419 PyErr_Format(PyExc_KeyError, |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
420 "Tried to delete nonexistent manifest entry."); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
421 return -1; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
422 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
423 self->dirty = true; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
424 hit->deleted = true; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
425 self->livelines--; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
426 return 0; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
427 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
428 |
24228
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
429 /* Do a binary search for the insertion point for new, creating the |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
430 * new entry if needed. */ |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
431 static int internalsetitem(lazymanifest *self, line *new) { |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
432 int start = 0, end = self->numlines; |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
433 while (start < end) { |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
434 int pos = start + (end - start) / 2; |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
435 int c = linecmp(new, self->lines + pos); |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
436 if (c < 0) |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
437 end = pos; |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
438 else if (c > 0) |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
439 start = pos + 1; |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
440 else { |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
441 if (self->lines[pos].deleted) |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
442 self->livelines++; |
24710
909ee6b2a024
lazymanifest: prevent leak when updating an entry more than once
Augie Fackler <augie@google.com>
parents:
24699
diff
changeset
|
443 if (self->lines[pos].from_malloc) |
909ee6b2a024
lazymanifest: prevent leak when updating an entry more than once
Augie Fackler <augie@google.com>
parents:
24699
diff
changeset
|
444 free(self->lines[pos].start); |
24228
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
445 start = pos; |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
446 goto finish; |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
447 } |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
448 } |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
449 /* being here means we need to do an insert */ |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
450 if (!realloc_if_full(self)) { |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
451 PyErr_NoMemory(); |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
452 return -1; |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
453 } |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
454 memmove(self->lines + start + 1, self->lines + start, |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
455 (self->numlines - start) * sizeof(line)); |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
456 self->numlines++; |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
457 self->livelines++; |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
458 finish: |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
459 self->lines[start] = *new; |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
460 self->dirty = true; |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
461 return 0; |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
462 } |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
463 |
24214
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
464 static int lazymanifest_setitem( |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
465 lazymanifest *self, PyObject *key, PyObject *value) |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
466 { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
467 char *path; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
468 Py_ssize_t plen; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
469 PyObject *pyhash; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
470 Py_ssize_t hlen; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
471 char *hash; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
472 PyObject *pyflags; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
473 char *flags; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
474 Py_ssize_t flen; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
475 size_t dlen; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
476 char *dest; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
477 int i; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
478 line new; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
479 if (!PyString_Check(key)) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
480 PyErr_Format(PyExc_TypeError, |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
481 "setitem: manifest keys must be a string."); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
482 return -1; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
483 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
484 if (!value) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
485 return lazymanifest_delitem(self, key); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
486 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
487 if (!PyTuple_Check(value) || PyTuple_Size(value) != 2) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
488 PyErr_Format(PyExc_TypeError, |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
489 "Manifest values must be a tuple of (node, flags)."); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
490 return -1; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
491 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
492 if (PyString_AsStringAndSize(key, &path, &plen) == -1) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
493 return -1; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
494 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
495 |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
496 pyhash = PyTuple_GetItem(value, 0); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
497 if (!PyString_Check(pyhash)) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
498 PyErr_Format(PyExc_TypeError, |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
499 "node must be a 20-byte string"); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
500 return -1; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
501 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
502 hlen = PyString_Size(pyhash); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
503 /* Some parts of the codebase try and set 21 or 22 |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
504 * byte "hash" values in order to perturb things for |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
505 * status. We have to preserve at least the 21st |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
506 * byte. Sigh. If there's a 22nd byte, we drop it on |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
507 * the floor, which works fine. |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
508 */ |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
509 if (hlen != 20 && hlen != 21 && hlen != 22) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
510 PyErr_Format(PyExc_TypeError, |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
511 "node must be a 20-byte string"); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
512 return -1; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
513 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
514 hash = PyString_AsString(pyhash); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
515 |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
516 pyflags = PyTuple_GetItem(value, 1); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
517 if (!PyString_Check(pyflags) || PyString_Size(pyflags) > 1) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
518 PyErr_Format(PyExc_TypeError, |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
519 "flags must a 0 or 1 byte string"); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
520 return -1; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
521 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
522 if (PyString_AsStringAndSize(pyflags, &flags, &flen) == -1) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
523 return -1; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
524 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
525 /* one null byte and one newline */ |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
526 dlen = plen + 41 + flen + 1; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
527 dest = malloc(dlen); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
528 if (!dest) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
529 PyErr_NoMemory(); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
530 return -1; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
531 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
532 memcpy(dest, path, plen + 1); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
533 for (i = 0; i < 20; i++) { |
24286
40528ad1b1e8
lazymanifest: don't depend on printf's 'hh' format to work
Martin von Zweigbergk <martinvonz@google.com>
parents:
24228
diff
changeset
|
534 /* Cast to unsigned, so it will not get sign-extended when promoted |
40528ad1b1e8
lazymanifest: don't depend on printf's 'hh' format to work
Martin von Zweigbergk <martinvonz@google.com>
parents:
24228
diff
changeset
|
535 * to int (as is done when passing to a variadic function) |
40528ad1b1e8
lazymanifest: don't depend on printf's 'hh' format to work
Martin von Zweigbergk <martinvonz@google.com>
parents:
24228
diff
changeset
|
536 */ |
40528ad1b1e8
lazymanifest: don't depend on printf's 'hh' format to work
Martin von Zweigbergk <martinvonz@google.com>
parents:
24228
diff
changeset
|
537 sprintf(dest + plen + 1 + (i * 2), "%02x", (unsigned char)hash[i]); |
24214
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
538 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
539 memcpy(dest + plen + 41, flags, flen); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
540 dest[plen + 41 + flen] = '\n'; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
541 new.start = dest; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
542 new.len = dlen; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
543 new.hash_suffix = '\0'; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
544 if (hlen > 20) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
545 new.hash_suffix = hash[20]; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
546 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
547 new.from_malloc = true; /* is `start` a pointer we allocated? */ |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
548 new.deleted = false; /* is this entry deleted? */ |
24228
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
549 if (internalsetitem(self, &new)) { |
542c891274b2
lazymanifest: use a binary search to do an insertion
Augie Fackler <augie@google.com>
parents:
24214
diff
changeset
|
550 return -1; |
24214
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
551 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
552 return 0; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
553 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
554 |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
555 static PyMappingMethods lazymanifest_mapping_methods = { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
556 (lenfunc)lazymanifest_size, /* mp_length */ |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
557 (binaryfunc)lazymanifest_getitem, /* mp_subscript */ |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
558 (objobjargproc)lazymanifest_setitem, /* mp_ass_subscript */ |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
559 }; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
560 |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
561 /* sequence methods (important or __contains__ builds an iterator */ |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
562 |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
563 static int lazymanifest_contains(lazymanifest *self, PyObject *key) |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
564 { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
565 line needle; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
566 line *hit; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
567 if (!PyString_Check(key)) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
568 /* Our keys are always strings, so if the contains |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
569 * check is for a non-string, just return false. */ |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
570 return 0; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
571 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
572 needle.start = PyString_AsString(key); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
573 hit = bsearch(&needle, self->lines, self->numlines, sizeof(line), |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
574 &linecmp); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
575 if (!hit || hit->deleted) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
576 return 0; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
577 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
578 return 1; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
579 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
580 |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
581 static PySequenceMethods lazymanifest_seq_meths = { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
582 (lenfunc)lazymanifest_size, /* sq_length */ |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
583 0, /* sq_concat */ |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
584 0, /* sq_repeat */ |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
585 0, /* sq_item */ |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
586 0, /* sq_slice */ |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
587 0, /* sq_ass_item */ |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
588 0, /* sq_ass_slice */ |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
589 (objobjproc)lazymanifest_contains, /* sq_contains */ |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
590 0, /* sq_inplace_concat */ |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
591 0, /* sq_inplace_repeat */ |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
592 }; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
593 |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
594 |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
595 /* Other methods (copy, diff, etc) */ |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
596 static PyTypeObject lazymanifestType; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
597 |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
598 /* If the manifest has changes, build the new manifest text and reindex it. */ |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
599 static int compact(lazymanifest *self) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
600 int i; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
601 ssize_t need = 0; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
602 char *data; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
603 line *src, *dst; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
604 PyObject *pydata; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
605 if (!self->dirty) |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
606 return 0; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
607 for (i = 0; i < self->numlines; i++) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
608 if (!self->lines[i].deleted) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
609 need += self->lines[i].len; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
610 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
611 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
612 pydata = PyString_FromStringAndSize(NULL, need); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
613 if (!pydata) |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
614 return -1; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
615 data = PyString_AsString(pydata); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
616 if (!data) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
617 return -1; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
618 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
619 src = self->lines; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
620 dst = self->lines; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
621 for (i = 0; i < self->numlines; i++, src++) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
622 char *tofree = NULL; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
623 if (src->from_malloc) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
624 tofree = src->start; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
625 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
626 if (!src->deleted) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
627 memcpy(data, src->start, src->len); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
628 *dst = *src; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
629 dst->start = data; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
630 dst->from_malloc = false; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
631 data += dst->len; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
632 dst++; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
633 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
634 free(tofree); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
635 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
636 Py_DECREF(self->pydata); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
637 self->pydata = pydata; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
638 self->numlines = self->livelines; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
639 self->dirty = false; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
640 return 0; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
641 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
642 |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
643 static PyObject *lazymanifest_text(lazymanifest *self) |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
644 { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
645 if (compact(self) != 0) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
646 PyErr_NoMemory(); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
647 return NULL; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
648 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
649 Py_INCREF(self->pydata); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
650 return self->pydata; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
651 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
652 |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
653 static lazymanifest *lazymanifest_copy(lazymanifest *self) |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
654 { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
655 lazymanifest *copy = NULL; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
656 if (compact(self) != 0) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
657 goto nomem; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
658 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
659 copy = PyObject_New(lazymanifest, &lazymanifestType); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
660 if (!copy) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
661 goto nomem; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
662 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
663 copy->numlines = self->numlines; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
664 copy->livelines = self->livelines; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
665 copy->dirty = false; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
666 copy->lines = malloc(self->maxlines *sizeof(line)); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
667 if (!copy->lines) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
668 goto nomem; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
669 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
670 memcpy(copy->lines, self->lines, self->numlines * sizeof(line)); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
671 copy->maxlines = self->maxlines; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
672 copy->pydata = self->pydata; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
673 Py_INCREF(copy->pydata); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
674 return copy; |
24975
89c2bf63a83b
lazymanifest: drop SP before some labels
Martin von Zweigbergk <martinvonz@google.com>
parents:
24974
diff
changeset
|
675 nomem: |
24214
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
676 PyErr_NoMemory(); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
677 Py_XDECREF(copy); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
678 return NULL; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
679 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
680 |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
681 static lazymanifest *lazymanifest_filtercopy( |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
682 lazymanifest *self, PyObject *matchfn) |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
683 { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
684 lazymanifest *copy = NULL; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
685 int i; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
686 if (!PyCallable_Check(matchfn)) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
687 PyErr_SetString(PyExc_TypeError, "matchfn must be callable"); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
688 return NULL; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
689 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
690 /* compact ourselves first to avoid double-frees later when we |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
691 * compact tmp so that it doesn't have random pointers to our |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
692 * underlying from_malloc-data (self->pydata is safe) */ |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
693 if (compact(self) != 0) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
694 goto nomem; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
695 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
696 copy = PyObject_New(lazymanifest, &lazymanifestType); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
697 copy->dirty = true; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
698 copy->lines = malloc(self->maxlines * sizeof(line)); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
699 if (!copy->lines) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
700 goto nomem; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
701 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
702 copy->maxlines = self->maxlines; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
703 copy->numlines = 0; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
704 copy->pydata = self->pydata; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
705 Py_INCREF(self->pydata); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
706 for (i = 0; i < self->numlines; i++) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
707 PyObject *arg = PyString_FromString(self->lines[i].start); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
708 PyObject *arglist = PyTuple_Pack(1, arg); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
709 PyObject *result = PyObject_CallObject(matchfn, arglist); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
710 Py_DECREF(arglist); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
711 Py_DECREF(arg); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
712 /* if the callback raised an exception, just let it |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
713 * through and give up */ |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
714 if (!result) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
715 free(copy->lines); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
716 Py_DECREF(self->pydata); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
717 return NULL; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
718 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
719 if (PyObject_IsTrue(result)) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
720 assert(!(self->lines[i].from_malloc)); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
721 copy->lines[copy->numlines++] = self->lines[i]; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
722 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
723 Py_DECREF(result); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
724 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
725 copy->livelines = copy->numlines; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
726 return copy; |
24975
89c2bf63a83b
lazymanifest: drop SP before some labels
Martin von Zweigbergk <martinvonz@google.com>
parents:
24974
diff
changeset
|
727 nomem: |
24214
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
728 PyErr_NoMemory(); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
729 Py_XDECREF(copy); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
730 return NULL; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
731 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
732 |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
733 static PyObject *lazymanifest_diff(lazymanifest *self, PyObject *args) |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
734 { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
735 lazymanifest *other; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
736 PyObject *pyclean = NULL; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
737 bool listclean; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
738 PyObject *emptyTup = NULL, *ret = NULL; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
739 PyObject *es; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
740 int sneedle = 0, oneedle = 0; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
741 if (!PyArg_ParseTuple(args, "O!|O", &lazymanifestType, &other, &pyclean)) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
742 return NULL; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
743 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
744 listclean = (!pyclean) ? false : PyObject_IsTrue(pyclean); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
745 es = PyString_FromString(""); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
746 if (!es) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
747 goto nomem; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
748 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
749 emptyTup = PyTuple_Pack(2, Py_None, es); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
750 Py_DECREF(es); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
751 if (!emptyTup) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
752 goto nomem; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
753 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
754 ret = PyDict_New(); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
755 if (!ret) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
756 goto nomem; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
757 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
758 while (sneedle != self->numlines || oneedle != other->numlines) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
759 line *left = self->lines + sneedle; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
760 line *right = other->lines + oneedle; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
761 int result; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
762 PyObject *key; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
763 PyObject *outer; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
764 /* If we're looking at a deleted entry and it's not |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
765 * the end of the manifest, just skip it. */ |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
766 if (left->deleted && sneedle < self->numlines) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
767 sneedle++; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
768 continue; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
769 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
770 if (right->deleted && oneedle < other->numlines) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
771 oneedle++; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
772 continue; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
773 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
774 /* if we're at the end of either manifest, then we |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
775 * know the remaining items are adds so we can skip |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
776 * the strcmp. */ |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
777 if (sneedle == self->numlines) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
778 result = 1; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
779 } else if (oneedle == other->numlines) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
780 result = -1; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
781 } else { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
782 result = linecmp(left, right); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
783 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
784 key = result <= 0 ? |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
785 PyString_FromString(left->start) : |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
786 PyString_FromString(right->start); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
787 if (!key) |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
788 goto nomem; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
789 if (result < 0) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
790 PyObject *l = hashflags(left); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
791 if (!l) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
792 goto nomem; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
793 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
794 outer = PyTuple_Pack(2, l, emptyTup); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
795 Py_DECREF(l); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
796 if (!outer) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
797 goto nomem; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
798 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
799 PyDict_SetItem(ret, key, outer); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
800 Py_DECREF(outer); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
801 sneedle++; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
802 } else if (result > 0) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
803 PyObject *r = hashflags(right); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
804 if (!r) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
805 goto nomem; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
806 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
807 outer = PyTuple_Pack(2, emptyTup, r); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
808 Py_DECREF(r); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
809 if (!outer) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
810 goto nomem; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
811 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
812 PyDict_SetItem(ret, key, outer); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
813 Py_DECREF(outer); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
814 oneedle++; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
815 } else { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
816 /* file exists in both manifests */ |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
817 if (left->len != right->len |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
818 || memcmp(left->start, right->start, left->len) |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
819 || left->hash_suffix != right->hash_suffix) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
820 PyObject *l = hashflags(left); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
821 PyObject *r; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
822 if (!l) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
823 goto nomem; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
824 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
825 r = hashflags(right); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
826 if (!r) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
827 Py_DECREF(l); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
828 goto nomem; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
829 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
830 outer = PyTuple_Pack(2, l, r); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
831 Py_DECREF(l); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
832 Py_DECREF(r); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
833 if (!outer) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
834 goto nomem; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
835 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
836 PyDict_SetItem(ret, key, outer); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
837 Py_DECREF(outer); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
838 } else if (listclean) { |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
839 PyDict_SetItem(ret, key, Py_None); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
840 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
841 sneedle++; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
842 oneedle++; |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
843 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
844 Py_DECREF(key); |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
845 } |
a5f1bccd2996
manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
846 Py_DECREF(emptyTup); |
a5f1bccd2996
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847 return ret; |
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848 nomem: |
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849 PyErr_NoMemory(); |
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850 Py_XDECREF(ret); |
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851 Py_XDECREF(emptyTup); |
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852 return NULL; |
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853 } |
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|
854 |
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855 static PyMethodDef lazymanifest_methods[] = { |
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856 {"iterkeys", (PyCFunction)lazymanifest_getkeysiter, METH_NOARGS, |
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857 "Iterate over file names in this lazymanifest."}, |
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lazymanifest: make __iter__ generate filenames, not 3-tuples
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858 {"iterentries", (PyCFunction)lazymanifest_getentriesiter, METH_NOARGS, |
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859 "Iterate over (path, nodeid, flags) typles in this lazymanifest."}, |
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860 {"copy", (PyCFunction)lazymanifest_copy, METH_NOARGS, |
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861 "Make a copy of this lazymanifest."}, |
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862 {"filtercopy", (PyCFunction)lazymanifest_filtercopy, METH_O, |
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863 "Make a copy of this manifest filtered by matchfn."}, |
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864 {"diff", (PyCFunction)lazymanifest_diff, METH_VARARGS, |
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865 "Compare this lazymanifest to another one."}, |
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866 {"text", (PyCFunction)lazymanifest_text, METH_NOARGS, |
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867 "Encode this manifest to text."}, |
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868 {NULL}, |
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869 }; |
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870 |
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871 static PyTypeObject lazymanifestType = { |
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872 PyObject_HEAD_INIT(NULL) |
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873 0, /* ob_size */ |
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874 "parsers.lazymanifest", /* tp_name */ |
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875 sizeof(lazymanifest), /* tp_basicsize */ |
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876 0, /* tp_itemsize */ |
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877 (destructor)lazymanifest_dealloc, /* tp_dealloc */ |
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878 0, /* tp_print */ |
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879 0, /* tp_getattr */ |
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880 0, /* tp_setattr */ |
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881 0, /* tp_compare */ |
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Augie Fackler <augie@google.com>
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882 0, /* tp_repr */ |
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manifest.c: new extension code to lazily parse manifests
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883 0, /* tp_as_number */ |
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884 &lazymanifest_seq_meths, /* tp_as_sequence */ |
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885 &lazymanifest_mapping_methods, /* tp_as_mapping */ |
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886 0, /* tp_hash */ |
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manifest.c: new extension code to lazily parse manifests
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887 0, /* tp_call */ |
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manifest.c: new extension code to lazily parse manifests
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888 0, /* tp_str */ |
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manifest.c: new extension code to lazily parse manifests
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889 0, /* tp_getattro */ |
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890 0, /* tp_setattro */ |
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891 0, /* tp_as_buffer */ |
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892 Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_SEQUENCE_IN, /* tp_flags */ |
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893 "TODO(augie)", /* tp_doc */ |
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parents:
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894 0, /* tp_traverse */ |
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895 0, /* tp_clear */ |
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Augie Fackler <augie@google.com>
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896 0, /* tp_richcompare */ |
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Augie Fackler <augie@google.com>
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897 0, /* tp_weaklistoffset */ |
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898 (getiterfunc)lazymanifest_getkeysiter, /* tp_iter */ |
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899 0, /* tp_iternext */ |
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900 lazymanifest_methods, /* tp_methods */ |
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manifest.c: new extension code to lazily parse manifests
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901 0, /* tp_members */ |
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|
902 0, /* tp_getset */ |
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parents:
diff
changeset
|
903 0, /* tp_base */ |
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parents:
diff
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|
904 0, /* tp_dict */ |
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Augie Fackler <augie@google.com>
parents:
diff
changeset
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905 0, /* tp_descr_get */ |
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Augie Fackler <augie@google.com>
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906 0, /* tp_descr_set */ |
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manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
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907 0, /* tp_dictoffset */ |
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manifest.c: new extension code to lazily parse manifests
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908 (initproc)lazymanifest_init, /* tp_init */ |
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parents:
diff
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|
909 0, /* tp_alloc */ |
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parents:
diff
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|
910 }; |
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diff
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|
911 |
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parents:
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912 void manifest_module_init(PyObject * mod) |
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parents:
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913 { |
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Augie Fackler <augie@google.com>
parents:
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914 lazymanifestType.tp_new = PyType_GenericNew; |
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manifest.c: new extension code to lazily parse manifests
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915 if (PyType_Ready(&lazymanifestType) < 0) |
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manifest.c: new extension code to lazily parse manifests
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|
916 return; |
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parents:
diff
changeset
|
917 Py_INCREF(&lazymanifestType); |
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parents:
diff
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|
918 |
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diff
changeset
|
919 PyModule_AddObject(mod, "lazymanifest", |
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manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
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diff
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920 (PyObject *)&lazymanifestType); |
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manifest.c: new extension code to lazily parse manifests
Augie Fackler <augie@google.com>
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921 } |