Mercurial > hg
annotate mercurial/cext/revlog.c @ 46141:41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Differential Revision: https://phab.mercurial-scm.org/D9450
author | Joerg Sonnenberger <joerg@bec.de> |
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date | Sat, 28 Nov 2020 22:27:12 +0100 |
parents | c581b9ee22b1 |
children | e4f6dae01b3b |
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1 /* |
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2 parsers.c - efficient content parsing |
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3 |
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4 Copyright 2008 Matt Mackall <mpm@selenic.com> and others |
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5 |
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6 This software may be used and distributed according to the terms of |
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7 the GNU General Public License, incorporated herein by reference. |
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8 */ |
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9 |
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10 #define PY_SSIZE_T_CLEAN |
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11 #include <Python.h> |
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12 #include <assert.h> |
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13 #include <ctype.h> |
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14 #include <limits.h> |
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15 #include <stddef.h> |
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16 #include <stdlib.h> |
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17 #include <string.h> |
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18 |
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19 #include "bitmanipulation.h" |
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20 #include "charencode.h" |
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21 #include "revlog.h" |
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22 #include "util.h" |
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23 |
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24 #ifdef IS_PY3K |
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25 /* The mapping of Python types is meant to be temporary to get Python |
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26 * 3 to compile. We should remove this once Python 3 support is fully |
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27 * supported and proper types are used in the extensions themselves. */ |
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28 #define PyInt_Check PyLong_Check |
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29 #define PyInt_FromLong PyLong_FromLong |
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30 #define PyInt_FromSsize_t PyLong_FromSsize_t |
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31 #define PyInt_AsLong PyLong_AsLong |
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32 #endif |
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33 |
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34 typedef struct indexObjectStruct indexObject; |
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35 |
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36 typedef struct { |
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37 int children[16]; |
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38 } nodetreenode; |
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39 |
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40 typedef struct { |
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41 int abi_version; |
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42 Py_ssize_t (*index_length)(const indexObject *); |
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43 const char *(*index_node)(indexObject *, Py_ssize_t); |
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44 int (*index_parents)(PyObject *, int, int *); |
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45 } Revlog_CAPI; |
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46 |
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47 /* |
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48 * A base-16 trie for fast node->rev mapping. |
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49 * |
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50 * Positive value is index of the next node in the trie |
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51 * Negative value is a leaf: -(rev + 2) |
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52 * Zero is empty |
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53 */ |
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54 typedef struct { |
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55 indexObject *index; |
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56 nodetreenode *nodes; |
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57 Py_ssize_t nodelen; |
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58 unsigned length; /* # nodes in use */ |
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59 unsigned capacity; /* # nodes allocated */ |
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60 int depth; /* maximum depth of tree */ |
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61 int splits; /* # splits performed */ |
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62 } nodetree; |
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63 |
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64 typedef struct { |
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65 PyObject_HEAD /* ; */ |
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66 nodetree nt; |
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67 } nodetreeObject; |
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68 |
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69 /* |
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71 * |
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72 * When used in a list-like way (with integer keys), we decode an |
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73 * entry in a RevlogNG index file on demand. We have limited support for |
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74 * integer-keyed insert and delete, only at elements right before the |
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75 * end. |
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76 * |
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77 * With string keys, we lazily perform a reverse mapping from node to |
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78 * rev, using a base-16 trie. |
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79 */ |
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80 struct indexObjectStruct { |
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81 PyObject_HEAD |
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82 /* Type-specific fields go here. */ |
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83 PyObject *data; /* raw bytes of index */ |
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84 Py_ssize_t nodelen; /* digest size of the hash, 20 for SHA-1 */ |
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85 PyObject *nullentry; /* fast path for references to null */ |
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86 Py_buffer buf; /* buffer of data */ |
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87 const char **offsets; /* populated on demand */ |
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88 Py_ssize_t length; /* current on-disk number of elements */ |
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89 unsigned new_length; /* number of added elements */ |
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90 unsigned added_length; /* space reserved for added elements */ |
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91 char *added; /* populated on demand */ |
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92 PyObject *headrevs; /* cache, invalidated on changes */ |
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93 PyObject *filteredrevs; /* filtered revs set */ |
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94 nodetree nt; /* base-16 trie */ |
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95 int ntinitialized; /* 0 or 1 */ |
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96 int ntrev; /* last rev scanned */ |
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97 int ntlookups; /* # lookups */ |
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98 int ntmisses; /* # lookups that miss the cache */ |
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99 int inlined; |
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100 }; |
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101 |
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102 static Py_ssize_t index_length(const indexObject *self) |
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103 { |
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104 return self->length + self->new_length; |
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105 } |
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106 |
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107 static const char nullid[32] = {0}; |
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108 static const Py_ssize_t nullrev = -1; |
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109 |
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110 static Py_ssize_t inline_scan(indexObject *self, const char **offsets); |
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111 |
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112 static int index_find_node(indexObject *self, const char *node); |
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113 |
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114 #if LONG_MAX == 0x7fffffffL |
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115 static const char *const tuple_format = PY23("Kiiiiiis#", "Kiiiiiiy#"); |
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116 #else |
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117 static const char *const tuple_format = PY23("kiiiiiis#", "kiiiiiiy#"); |
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118 #endif |
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119 |
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120 /* A RevlogNG v1 index entry is 64 bytes long. */ |
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121 static const long v1_hdrsize = 64; |
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122 |
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123 static void raise_revlog_error(void) |
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124 { |
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125 PyObject *mod = NULL, *dict = NULL, *errclass = NULL; |
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126 |
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127 mod = PyImport_ImportModule("mercurial.error"); |
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128 if (mod == NULL) { |
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129 goto cleanup; |
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130 } |
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131 |
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132 dict = PyModule_GetDict(mod); |
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133 if (dict == NULL) { |
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134 goto cleanup; |
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135 } |
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136 Py_INCREF(dict); |
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137 |
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138 errclass = PyDict_GetItemString(dict, "RevlogError"); |
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139 if (errclass == NULL) { |
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140 PyErr_SetString(PyExc_SystemError, |
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141 "could not find RevlogError"); |
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142 goto cleanup; |
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143 } |
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144 |
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145 /* value of exception is ignored by callers */ |
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146 PyErr_SetString(errclass, "RevlogError"); |
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147 |
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148 cleanup: |
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149 Py_XDECREF(dict); |
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150 Py_XDECREF(mod); |
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151 } |
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152 |
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153 /* |
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154 * Return a pointer to the beginning of a RevlogNG record. |
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155 */ |
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156 static const char *index_deref(indexObject *self, Py_ssize_t pos) |
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157 { |
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158 if (pos >= self->length) |
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159 return self->added + (pos - self->length) * v1_hdrsize; |
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160 |
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161 if (self->inlined && pos > 0) { |
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162 if (self->offsets == NULL) { |
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163 Py_ssize_t ret; |
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164 self->offsets = |
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165 PyMem_Malloc(self->length * sizeof(*self->offsets)); |
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166 if (self->offsets == NULL) |
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167 return (const char *)PyErr_NoMemory(); |
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168 ret = inline_scan(self, self->offsets); |
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169 if (ret == -1) { |
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170 return NULL; |
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171 }; |
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172 } |
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173 return self->offsets[pos]; |
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174 } |
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175 |
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176 return (const char *)(self->buf.buf) + pos * v1_hdrsize; |
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177 } |
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178 |
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179 /* |
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180 * Get parents of the given rev. |
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181 * |
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182 * The specified rev must be valid and must not be nullrev. A returned |
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183 * parent revision may be nullrev, but is guaranteed to be in valid range. |
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184 */ |
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|
185 static inline int index_get_parents(indexObject *self, Py_ssize_t rev, int *ps, |
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|
186 int maxrev) |
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187 { |
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188 const char *data = index_deref(self, rev); |
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189 |
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190 ps[0] = getbe32(data + 24); |
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191 ps[1] = getbe32(data + 28); |
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192 |
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193 /* If index file is corrupted, ps[] may point to invalid revisions. So |
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194 * there is a risk of buffer overflow to trust them unconditionally. */ |
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195 if (ps[0] < -1 || ps[0] > maxrev || ps[1] < -1 || ps[1] > maxrev) { |
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196 PyErr_SetString(PyExc_ValueError, "parent out of range"); |
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197 return -1; |
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198 } |
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199 return 0; |
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200 } |
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201 |
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202 /* |
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203 * Get parents of the given rev. |
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204 * |
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205 * If the specified rev is out of range, IndexError will be raised. If the |
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206 * revlog entry is corrupted, ValueError may be raised. |
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207 * |
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208 * Returns 0 on success or -1 on failure. |
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209 */ |
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210 static int HgRevlogIndex_GetParents(PyObject *op, int rev, int *ps) |
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211 { |
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212 int tiprev; |
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213 if (!op || !HgRevlogIndex_Check(op) || !ps) { |
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214 PyErr_BadInternalCall(); |
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215 return -1; |
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216 } |
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217 tiprev = (int)index_length((indexObject *)op) - 1; |
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218 if (rev < -1 || rev > tiprev) { |
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219 PyErr_Format(PyExc_IndexError, "rev out of range: %d", rev); |
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220 return -1; |
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221 } else if (rev == -1) { |
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222 ps[0] = ps[1] = -1; |
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223 return 0; |
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224 } else { |
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225 return index_get_parents((indexObject *)op, rev, ps, tiprev); |
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226 } |
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227 } |
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228 |
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229 static inline int64_t index_get_start(indexObject *self, Py_ssize_t rev) |
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230 { |
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231 const char *data; |
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232 uint64_t offset; |
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233 |
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234 if (rev == nullrev) |
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235 return 0; |
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236 |
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237 data = index_deref(self, rev); |
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238 offset = getbe32(data + 4); |
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239 if (rev == 0) { |
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240 /* mask out version number for the first entry */ |
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241 offset &= 0xFFFF; |
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242 } else { |
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243 uint32_t offset_high = getbe32(data); |
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244 offset |= ((uint64_t)offset_high) << 32; |
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245 } |
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246 return (int64_t)(offset >> 16); |
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247 } |
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248 |
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249 static inline int index_get_length(indexObject *self, Py_ssize_t rev) |
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250 { |
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251 const char *data; |
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252 int tmp; |
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253 |
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254 if (rev == nullrev) |
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255 return 0; |
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256 |
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257 data = index_deref(self, rev); |
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258 |
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259 tmp = (int)getbe32(data + 8); |
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260 if (tmp < 0) { |
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261 PyErr_Format(PyExc_OverflowError, |
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262 "revlog entry size out of bound (%d)", tmp); |
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263 return -1; |
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264 } |
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265 return tmp; |
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266 } |
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267 |
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268 /* |
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269 * RevlogNG format (all in big endian, data may be inlined): |
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270 * 6 bytes: offset |
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271 * 2 bytes: flags |
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272 * 4 bytes: compressed length |
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273 * 4 bytes: uncompressed length |
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274 * 4 bytes: base revision |
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275 * 4 bytes: link revision |
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276 * 4 bytes: parent 1 revision |
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277 * 4 bytes: parent 2 revision |
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278 * 32 bytes: nodeid (only 20 bytes used with SHA-1) |
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279 */ |
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280 static PyObject *index_get(indexObject *self, Py_ssize_t pos) |
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281 { |
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282 uint64_t offset_flags; |
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283 int comp_len, uncomp_len, base_rev, link_rev, parent_1, parent_2; |
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284 const char *c_node_id; |
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285 const char *data; |
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286 Py_ssize_t length = index_length(self); |
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287 |
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288 if (pos == nullrev) { |
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289 Py_INCREF(self->nullentry); |
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290 return self->nullentry; |
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291 } |
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292 |
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293 if (pos < 0 || pos >= length) { |
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294 PyErr_SetString(PyExc_IndexError, "revlog index out of range"); |
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295 return NULL; |
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296 } |
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297 |
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298 data = index_deref(self, pos); |
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299 if (data == NULL) |
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300 return NULL; |
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301 |
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302 offset_flags = getbe32(data + 4); |
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303 /* |
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304 * The first entry on-disk needs the version number masked out, |
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305 * but this doesn't apply if entries are added to an empty index. |
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306 */ |
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307 if (self->length && pos == 0) |
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308 offset_flags &= 0xFFFF; |
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309 else { |
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310 uint32_t offset_high = getbe32(data); |
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311 offset_flags |= ((uint64_t)offset_high) << 32; |
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312 } |
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313 |
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314 comp_len = getbe32(data + 8); |
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315 uncomp_len = getbe32(data + 12); |
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316 base_rev = getbe32(data + 16); |
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317 link_rev = getbe32(data + 20); |
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318 parent_1 = getbe32(data + 24); |
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319 parent_2 = getbe32(data + 28); |
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320 c_node_id = data + 32; |
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321 |
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322 return Py_BuildValue(tuple_format, offset_flags, comp_len, uncomp_len, |
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323 base_rev, link_rev, parent_1, parent_2, c_node_id, |
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324 self->nodelen); |
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325 } |
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326 |
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327 /* |
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328 * Return the hash of node corresponding to the given rev. |
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329 */ |
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330 static const char *index_node(indexObject *self, Py_ssize_t pos) |
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331 { |
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332 Py_ssize_t length = index_length(self); |
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333 const char *data; |
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334 |
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335 if (pos == nullrev) |
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336 return nullid; |
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337 |
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338 if (pos >= length) |
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339 return NULL; |
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340 |
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341 data = index_deref(self, pos); |
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342 return data ? data + 32 : NULL; |
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343 } |
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344 |
37860
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Martin von Zweigbergk <martinvonz@google.com>
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345 /* |
46141
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346 * Return the hash of the node corresponding to the given rev. The |
37860
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347 * rev is assumed to be existing. If not, an exception is set. |
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348 */ |
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349 static const char *index_node_existing(indexObject *self, Py_ssize_t pos) |
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350 { |
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351 const char *node = index_node(self, pos); |
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352 if (node == NULL) { |
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353 PyErr_Format(PyExc_IndexError, "could not access rev %d", |
a91f31a1e281
revlog: extract function for getting node from known-to-exist rev
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|
354 (int)pos); |
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355 } |
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356 return node; |
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357 } |
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358 |
38940
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
Martin von Zweigbergk <martinvonz@google.com>
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359 static int nt_insert(nodetree *self, const char *node, int rev); |
16414
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360 |
46141
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361 static int node_check(Py_ssize_t nodelen, PyObject *obj, char **node) |
16414
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362 { |
46141
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363 Py_ssize_t thisnodelen; |
41733a1c3532
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364 if (PyBytes_AsStringAndSize(obj, node, &thisnodelen) == -1) |
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365 return -1; |
46141
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366 if (nodelen == thisnodelen) |
16414
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367 return 0; |
46141
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368 PyErr_Format(PyExc_ValueError, "node len %zd != expected node len %zd", |
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
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369 thisnodelen, nodelen); |
16414
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370 return -1; |
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|
371 } |
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|
372 |
38850
6104b203bec8
index: replace insert(-1, e) method by append(e) method
Martin von Zweigbergk <martinvonz@google.com>
parents:
38848
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changeset
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373 static PyObject *index_append(indexObject *self, PyObject *obj) |
16363
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parsers: incrementally parse the revlog index in C
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374 { |
46078
c581b9ee22b1
cext: match format string for 32bit long platforms
Joerg Sonnenberger <joerg@bec.de>
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45936
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|
375 uint64_t offset_flags; |
45936
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revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
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|
376 int rev, comp_len, uncomp_len, base_rev, link_rev, parent_1, parent_2; |
0ce15a8c7b8b
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377 Py_ssize_t c_node_id_len; |
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378 const char *c_node_id; |
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Joerg Sonnenberger <joerg@bec.de>
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379 char *data; |
16363
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380 |
45936
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Joerg Sonnenberger <joerg@bec.de>
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381 if (!PyArg_ParseTuple(obj, tuple_format, &offset_flags, &comp_len, |
0ce15a8c7b8b
revlog: store new index entries as binary
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382 &uncomp_len, &base_rev, &link_rev, &parent_1, |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
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|
383 &parent_2, &c_node_id, &c_node_id_len)) { |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
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|
384 PyErr_SetString(PyExc_TypeError, "8-tuple required"); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
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|
385 return NULL; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
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|
386 } |
46141
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
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diff
changeset
|
387 if (c_node_id_len != self->nodelen) { |
45936
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
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changeset
|
388 PyErr_SetString(PyExc_TypeError, "invalid node"); |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
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45811
diff
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|
389 return NULL; |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
390 } |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
391 |
45936
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
392 if (self->new_length == self->added_length) { |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
393 size_t new_added_length = |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
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changeset
|
394 self->added_length ? self->added_length * 2 : 4096; |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
395 void *new_added = |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
396 PyMem_Realloc(self->added, new_added_length * v1_hdrsize); |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
397 if (!new_added) |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
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diff
changeset
|
398 return PyErr_NoMemory(); |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
399 self->added = new_added; |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
400 self->added_length = new_added_length; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
401 } |
45936
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
402 rev = self->length + self->new_length; |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
403 data = self->added + v1_hdrsize * self->new_length++; |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
404 putbe32(offset_flags >> 32, data); |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
405 putbe32(offset_flags & 0xffffffffU, data + 4); |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
406 putbe32(comp_len, data + 8); |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
407 putbe32(uncomp_len, data + 12); |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
408 putbe32(base_rev, data + 16); |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
409 putbe32(link_rev, data + 20); |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
410 putbe32(parent_1, data + 24); |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
411 putbe32(parent_2, data + 28); |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
412 memcpy(data + 32, c_node_id, c_node_id_len); |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
413 memset(data + 32 + c_node_id_len, 0, 32 - c_node_id_len); |
13254
5ef5eb1f3515
revlog: only build the nodemap on demand
Matt Mackall <mpm@selenic.com>
parents:
11361
diff
changeset
|
414 |
39291
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
415 if (self->ntinitialized) |
45936
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
416 nt_insert(&self->nt, c_node_id, rev); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
417 |
16787
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
418 Py_CLEAR(self->headrevs); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
419 Py_RETURN_NONE; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
420 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
421 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
422 static PyObject *index_stats(indexObject *self) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
423 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
424 PyObject *obj = PyDict_New(); |
40455
88702fd208ce
py3: convert revlog stats to a dict of (bytes, int) pairs
Yuya Nishihara <yuya@tcha.org>
parents:
40300
diff
changeset
|
425 PyObject *s = NULL; |
23948
bd307b462ce2
parsers: avoid leaking several PyObjects in index_stats
Augie Fackler <augie@google.com>
parents:
23947
diff
changeset
|
426 PyObject *t = NULL; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
427 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
428 if (obj == NULL) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
429 return NULL; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
430 |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
431 #define istat(__n, __d) \ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
432 do { \ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
433 s = PyBytes_FromString(__d); \ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
434 t = PyInt_FromSsize_t(self->__n); \ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
435 if (!s || !t) \ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
436 goto bail; \ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
437 if (PyDict_SetItem(obj, s, t) == -1) \ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
438 goto bail; \ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
439 Py_CLEAR(s); \ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
440 Py_CLEAR(t); \ |
28792
507136150d2b
parsers: fix istat macro to work with single line if statement
Matt Fowles <matt.fowles@gmail.com>
parents:
28386
diff
changeset
|
441 } while (0) |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
442 |
45936
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
443 if (self->added_length) |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
444 istat(new_length, "index entries added"); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
445 istat(length, "revs in memory"); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
446 istat(ntlookups, "node trie lookups"); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
447 istat(ntmisses, "node trie misses"); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
448 istat(ntrev, "node trie last rev scanned"); |
39291
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
449 if (self->ntinitialized) { |
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
450 istat(nt.capacity, "node trie capacity"); |
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
451 istat(nt.depth, "node trie depth"); |
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
452 istat(nt.length, "node trie count"); |
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
453 istat(nt.splits, "node trie splits"); |
38913
c2c253558e3c
index: move more fields onto nodetree type
Martin von Zweigbergk <martinvonz@google.com>
parents:
38912
diff
changeset
|
454 } |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
455 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
456 #undef istat |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
457 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
458 return obj; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
459 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
460 bail: |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
461 Py_XDECREF(obj); |
40455
88702fd208ce
py3: convert revlog stats to a dict of (bytes, int) pairs
Yuya Nishihara <yuya@tcha.org>
parents:
40300
diff
changeset
|
462 Py_XDECREF(s); |
23948
bd307b462ce2
parsers: avoid leaking several PyObjects in index_stats
Augie Fackler <augie@google.com>
parents:
23947
diff
changeset
|
463 Py_XDECREF(t); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
464 return NULL; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
465 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
466 |
16787
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
467 /* |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
468 * When we cache a list, we want to be sure the caller can't mutate |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
469 * the cached copy. |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
470 */ |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
471 static PyObject *list_copy(PyObject *list) |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
472 { |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
473 Py_ssize_t len = PyList_GET_SIZE(list); |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
474 PyObject *newlist = PyList_New(len); |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
475 Py_ssize_t i; |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
476 |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
477 if (newlist == NULL) |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
478 return NULL; |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
479 |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
480 for (i = 0; i < len; i++) { |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
481 PyObject *obj = PyList_GET_ITEM(list, i); |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
482 Py_INCREF(obj); |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
483 PyList_SET_ITEM(newlist, i, obj); |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
484 } |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
485 |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
486 return newlist; |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
487 } |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
488 |
34440
7ed0750c71a1
cext: wrap before brace for functions
Gregory Szorc <gregory.szorc@gmail.com>
parents:
34438
diff
changeset
|
489 static int check_filter(PyObject *filter, Py_ssize_t arg) |
7ed0750c71a1
cext: wrap before brace for functions
Gregory Szorc <gregory.szorc@gmail.com>
parents:
34438
diff
changeset
|
490 { |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
491 if (filter) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
492 PyObject *arglist, *result; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
493 int isfiltered; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
494 |
26107
50582df9d7a7
parsers: fix two cases of unsigned long instead of Py_ssize_t
Augie Fackler <augie@google.com>
parents:
26098
diff
changeset
|
495 arglist = Py_BuildValue("(n)", arg); |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
496 if (!arglist) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
497 return -1; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
498 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
499 |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
500 result = PyEval_CallObject(filter, arglist); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
501 Py_DECREF(arglist); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
502 if (!result) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
503 return -1; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
504 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
505 |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
506 /* PyObject_IsTrue returns 1 if true, 0 if false, -1 if error, |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
507 * same as this function, so we can just return it directly.*/ |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
508 isfiltered = PyObject_IsTrue(result); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
509 Py_DECREF(result); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
510 return isfiltered; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
511 } else { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
512 return 0; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
513 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
514 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
515 |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
516 static inline void set_phase_from_parents(char *phases, int parent_1, |
24499
90db70de6f9c
parsers.c: avoid implicit conversion loses integer warnings
André Sintzoff <andre.sintzoff@gmail.com>
parents:
24443
diff
changeset
|
517 int parent_2, Py_ssize_t i) |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
518 { |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
519 if (parent_1 >= 0 && phases[parent_1] > phases[i]) |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
520 phases[i] = phases[parent_1]; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
521 if (parent_2 >= 0 && phases[parent_2] > phases[i]) |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
522 phases[i] = phases[parent_2]; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
523 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
524 |
26053
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
525 static PyObject *reachableroots2(indexObject *self, PyObject *args) |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
526 { |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
527 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
528 /* Input */ |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
529 long minroot; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
530 PyObject *includepatharg = NULL; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
531 int includepath = 0; |
26053
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
532 /* heads and roots are lists */ |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
533 PyObject *heads = NULL; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
534 PyObject *roots = NULL; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
535 PyObject *reachable = NULL; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
536 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
537 PyObject *val; |
38851
781b2720d2ac
index: don't include nullid in len()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38850
diff
changeset
|
538 Py_ssize_t len = index_length(self); |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
539 long revnum; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
540 Py_ssize_t k; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
541 Py_ssize_t i; |
26042
2a3010ba6f52
reachableroots: give anonymous name to short-lived "numheads" variable
Yuya Nishihara <yuya@tcha.org>
parents:
26041
diff
changeset
|
542 Py_ssize_t l; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
543 int r; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
544 int parents[2]; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
545 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
546 /* Internal data structure: |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
547 * tovisit: array of length len+1 (all revs + nullrev), filled upto |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
548 * lentovisit |
40561
5c14bf0c5be3
revlog: add blank line in comment to help clang-format
Augie Fackler <augie@google.com>
parents:
40560
diff
changeset
|
549 * |
26044
b3ad349d0e50
reachableroots: extend "revstates" to array of bit flags
Yuya Nishihara <yuya@tcha.org>
parents:
26043
diff
changeset
|
550 * revstates: array of length len+1 (all revs + nullrev) */ |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
551 int *tovisit = NULL; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
552 long lentovisit = 0; |
26054
5049e10fed14
reachableroots: use internal "revstates" array to test if rev is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26053
diff
changeset
|
553 enum { RS_SEEN = 1, RS_ROOT = 2, RS_REACHABLE = 4 }; |
26043
f2f0a3ab6e41
reachableroots: rename "seen" array to "revstates" for future extension
Yuya Nishihara <yuya@tcha.org>
parents:
26042
diff
changeset
|
554 char *revstates = NULL; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
555 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
556 /* Get arguments */ |
26009
bbb698697efc
reachableroots: fix transposition of set and list types in PyArg_ParseTuple
Augie Fackler <augie@google.com>
parents:
26008
diff
changeset
|
557 if (!PyArg_ParseTuple(args, "lO!O!O!", &minroot, &PyList_Type, &heads, |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
558 &PyList_Type, &roots, &PyBool_Type, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
559 &includepatharg)) |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
560 goto bail; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
561 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
562 if (includepatharg == Py_True) |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
563 includepath = 1; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
564 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
565 /* Initialize return set */ |
26055
607868eccaa7
reachableroots: return list of revisions instead of set
Yuya Nishihara <yuya@tcha.org>
parents:
26054
diff
changeset
|
566 reachable = PyList_New(0); |
607868eccaa7
reachableroots: return list of revisions instead of set
Yuya Nishihara <yuya@tcha.org>
parents:
26054
diff
changeset
|
567 if (reachable == NULL) |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
568 goto bail; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
569 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
570 /* Initialize internal datastructures */ |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
571 tovisit = (int *)malloc((len + 1) * sizeof(int)); |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
572 if (tovisit == NULL) { |
26008
59d57ea69ae6
reachableroots: consistently use short-form of PyErr_NoMemory()
Augie Fackler <augie@google.com>
parents:
26007
diff
changeset
|
573 PyErr_NoMemory(); |
26016
c8d41c9c23c7
reachableroots: unify bail cases to raise exception correctly
Yuya Nishihara <yuya@tcha.org>
parents:
26015
diff
changeset
|
574 goto bail; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
575 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
576 |
26043
f2f0a3ab6e41
reachableroots: rename "seen" array to "revstates" for future extension
Yuya Nishihara <yuya@tcha.org>
parents:
26042
diff
changeset
|
577 revstates = (char *)calloc(len + 1, 1); |
f2f0a3ab6e41
reachableroots: rename "seen" array to "revstates" for future extension
Yuya Nishihara <yuya@tcha.org>
parents:
26042
diff
changeset
|
578 if (revstates == NULL) { |
26008
59d57ea69ae6
reachableroots: consistently use short-form of PyErr_NoMemory()
Augie Fackler <augie@google.com>
parents:
26007
diff
changeset
|
579 PyErr_NoMemory(); |
26016
c8d41c9c23c7
reachableroots: unify bail cases to raise exception correctly
Yuya Nishihara <yuya@tcha.org>
parents:
26015
diff
changeset
|
580 goto bail; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
581 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
582 |
26053
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
583 l = PyList_GET_SIZE(roots); |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
584 for (i = 0; i < l; i++) { |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
585 revnum = PyInt_AsLong(PyList_GET_ITEM(roots, i)); |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
586 if (revnum == -1 && PyErr_Occurred()) |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
587 goto bail; |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
588 /* If root is out of range, e.g. wdir(), it must be unreachable |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
589 * from heads. So we can just ignore it. */ |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
590 if (revnum + 1 < 0 || revnum + 1 >= len + 1) |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
591 continue; |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
592 revstates[revnum + 1] |= RS_ROOT; |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
593 } |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
594 |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
595 /* Populate tovisit with all the heads */ |
26042
2a3010ba6f52
reachableroots: give anonymous name to short-lived "numheads" variable
Yuya Nishihara <yuya@tcha.org>
parents:
26041
diff
changeset
|
596 l = PyList_GET_SIZE(heads); |
2a3010ba6f52
reachableroots: give anonymous name to short-lived "numheads" variable
Yuya Nishihara <yuya@tcha.org>
parents:
26041
diff
changeset
|
597 for (i = 0; i < l; i++) { |
26018
c6115c30a376
reachableroots: verify type of each item of heads argument
Yuya Nishihara <yuya@tcha.org>
parents:
26017
diff
changeset
|
598 revnum = PyInt_AsLong(PyList_GET_ITEM(heads, i)); |
c6115c30a376
reachableroots: verify type of each item of heads argument
Yuya Nishihara <yuya@tcha.org>
parents:
26017
diff
changeset
|
599 if (revnum == -1 && PyErr_Occurred()) |
c6115c30a376
reachableroots: verify type of each item of heads argument
Yuya Nishihara <yuya@tcha.org>
parents:
26017
diff
changeset
|
600 goto bail; |
26017
44705659da94
reachableroots: verify integer range of heads argument (issue4775)
Yuya Nishihara <yuya@tcha.org>
parents:
26016
diff
changeset
|
601 if (revnum + 1 < 0 || revnum + 1 >= len + 1) { |
44705659da94
reachableroots: verify integer range of heads argument (issue4775)
Yuya Nishihara <yuya@tcha.org>
parents:
26016
diff
changeset
|
602 PyErr_SetString(PyExc_IndexError, "head out of range"); |
44705659da94
reachableroots: verify integer range of heads argument (issue4775)
Yuya Nishihara <yuya@tcha.org>
parents:
26016
diff
changeset
|
603 goto bail; |
44705659da94
reachableroots: verify integer range of heads argument (issue4775)
Yuya Nishihara <yuya@tcha.org>
parents:
26016
diff
changeset
|
604 } |
26044
b3ad349d0e50
reachableroots: extend "revstates" to array of bit flags
Yuya Nishihara <yuya@tcha.org>
parents:
26043
diff
changeset
|
605 if (!(revstates[revnum + 1] & RS_SEEN)) { |
26080
83c9edcac05c
reachableroots: silence warning of implicit integer narrowing issued by clang
Yuya Nishihara <yuya@tcha.org>
parents:
26079
diff
changeset
|
606 tovisit[lentovisit++] = (int)revnum; |
26044
b3ad349d0e50
reachableroots: extend "revstates" to array of bit flags
Yuya Nishihara <yuya@tcha.org>
parents:
26043
diff
changeset
|
607 revstates[revnum + 1] |= RS_SEEN; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
608 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
609 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
610 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
611 /* Visit the tovisit list and find the reachable roots */ |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
612 k = 0; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
613 while (k < lentovisit) { |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
614 /* Add the node to reachable if it is a root*/ |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
615 revnum = tovisit[k++]; |
26053
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
616 if (revstates[revnum + 1] & RS_ROOT) { |
26054
5049e10fed14
reachableroots: use internal "revstates" array to test if rev is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26053
diff
changeset
|
617 revstates[revnum + 1] |= RS_REACHABLE; |
26053
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
618 val = PyInt_FromLong(revnum); |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
619 if (val == NULL) |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
620 goto bail; |
26058
e7fe0a12376c
reachableroots: handle error of PyList_Append()
Yuya Nishihara <yuya@tcha.org>
parents:
26055
diff
changeset
|
621 r = PyList_Append(reachable, val); |
26053
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
622 Py_DECREF(val); |
26058
e7fe0a12376c
reachableroots: handle error of PyList_Append()
Yuya Nishihara <yuya@tcha.org>
parents:
26055
diff
changeset
|
623 if (r < 0) |
e7fe0a12376c
reachableroots: handle error of PyList_Append()
Yuya Nishihara <yuya@tcha.org>
parents:
26055
diff
changeset
|
624 goto bail; |
26053
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
625 if (includepath == 0) |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
626 continue; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
627 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
628 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
629 /* Add its parents to the list of nodes to visit */ |
40960
43974cd44967
revlog: introduce a constant for nullrev in `revlog.c`
Boris Feld <boris.feld@octobus.net>
parents:
40862
diff
changeset
|
630 if (revnum == nullrev) |
26041
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
631 continue; |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
632 r = index_get_parents(self, revnum, parents, (int)len - 1); |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
633 if (r < 0) |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
634 goto bail; |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
635 for (i = 0; i < 2; i++) { |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
636 if (!(revstates[parents[i] + 1] & RS_SEEN) && |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
637 parents[i] >= minroot) { |
26041
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
638 tovisit[lentovisit++] = parents[i]; |
26044
b3ad349d0e50
reachableroots: extend "revstates" to array of bit flags
Yuya Nishihara <yuya@tcha.org>
parents:
26043
diff
changeset
|
639 revstates[parents[i] + 1] |= RS_SEEN; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
640 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
641 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
642 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
643 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
644 /* Find all the nodes in between the roots we found and the heads |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
645 * and add them to the reachable set */ |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
646 if (includepath == 1) { |
26080
83c9edcac05c
reachableroots: silence warning of implicit integer narrowing issued by clang
Yuya Nishihara <yuya@tcha.org>
parents:
26079
diff
changeset
|
647 long minidx = minroot; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
648 if (minidx < 0) |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
649 minidx = 0; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
650 for (i = minidx; i < len; i++) { |
26044
b3ad349d0e50
reachableroots: extend "revstates" to array of bit flags
Yuya Nishihara <yuya@tcha.org>
parents:
26043
diff
changeset
|
651 if (!(revstates[i + 1] & RS_SEEN)) |
26041
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
652 continue; |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
653 r = index_get_parents(self, i, parents, (int)len - 1); |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
654 /* Corrupted index file, error is set from |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
655 * index_get_parents */ |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
656 if (r < 0) |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
657 goto bail; |
26059
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
658 if (((revstates[parents[0] + 1] | |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
659 revstates[parents[1] + 1]) & |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
660 RS_REACHABLE) && |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
661 !(revstates[i + 1] & RS_REACHABLE)) { |
26059
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
662 revstates[i + 1] |= RS_REACHABLE; |
39074
acd23830bcd6
cext: fix most truncation warnings in revlog on Windows
Matt Harbison <matt_harbison@yahoo.com>
parents:
39073
diff
changeset
|
663 val = PyInt_FromSsize_t(i); |
26059
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
664 if (val == NULL) |
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
665 goto bail; |
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
666 r = PyList_Append(reachable, val); |
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
667 Py_DECREF(val); |
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
668 if (r < 0) |
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
669 goto bail; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
670 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
671 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
672 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
673 |
26043
f2f0a3ab6e41
reachableroots: rename "seen" array to "revstates" for future extension
Yuya Nishihara <yuya@tcha.org>
parents:
26042
diff
changeset
|
674 free(revstates); |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
675 free(tovisit); |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
676 return reachable; |
26016
c8d41c9c23c7
reachableroots: unify bail cases to raise exception correctly
Yuya Nishihara <yuya@tcha.org>
parents:
26015
diff
changeset
|
677 bail: |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
678 Py_XDECREF(reachable); |
26043
f2f0a3ab6e41
reachableroots: rename "seen" array to "revstates" for future extension
Yuya Nishihara <yuya@tcha.org>
parents:
26042
diff
changeset
|
679 free(revstates); |
26016
c8d41c9c23c7
reachableroots: unify bail cases to raise exception correctly
Yuya Nishihara <yuya@tcha.org>
parents:
26015
diff
changeset
|
680 free(tovisit); |
26010
2c03e521a0c5
reachableroots: return NULL if we're throwing an exception
Augie Fackler <augie@google.com>
parents:
26009
diff
changeset
|
681 return NULL; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
682 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
683 |
45131
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
684 static int add_roots_get_min(indexObject *self, PyObject *roots, char *phases, |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
685 char phase) |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
686 { |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
687 Py_ssize_t len = index_length(self); |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
688 PyObject *item; |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
689 PyObject *iterator; |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
690 int rev, minrev = -1; |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
691 char *node; |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
692 |
45175
211063648b29
phases: fix error return with no exception from computephases()
Yuya Nishihara <yuya@tcha.org>
parents:
45173
diff
changeset
|
693 if (!PySet_Check(roots)) { |
211063648b29
phases: fix error return with no exception from computephases()
Yuya Nishihara <yuya@tcha.org>
parents:
45173
diff
changeset
|
694 PyErr_SetString(PyExc_TypeError, |
211063648b29
phases: fix error return with no exception from computephases()
Yuya Nishihara <yuya@tcha.org>
parents:
45173
diff
changeset
|
695 "roots must be a set of nodes"); |
45131
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
696 return -2; |
45175
211063648b29
phases: fix error return with no exception from computephases()
Yuya Nishihara <yuya@tcha.org>
parents:
45173
diff
changeset
|
697 } |
45131
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
698 iterator = PyObject_GetIter(roots); |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
699 if (iterator == NULL) |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
700 return -2; |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
701 while ((item = PyIter_Next(iterator))) { |
46141
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
702 if (node_check(self->nodelen, item, &node) == -1) |
45131
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
703 goto failed; |
46141
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
704 rev = index_find_node(self, node); |
45131
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
705 /* null is implicitly public, so negative is invalid */ |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
706 if (rev < 0 || rev >= len) |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
707 goto failed; |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
708 phases[rev] = phase; |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
709 if (minrev == -1 || minrev > rev) |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
710 minrev = rev; |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
711 Py_DECREF(item); |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
712 } |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
713 Py_DECREF(iterator); |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
714 return minrev; |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
715 failed: |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
716 Py_DECREF(iterator); |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
717 Py_DECREF(item); |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
718 return -2; |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
719 } |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
720 |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
721 static PyObject *compute_phases_map_sets(indexObject *self, PyObject *args) |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
722 { |
45131
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
723 /* 0: public (untracked), 1: draft, 2: secret, 32: archive, |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
724 96: internal */ |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
725 static const char trackedphases[] = {1, 2, 32, 96}; |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
726 PyObject *roots = Py_None; |
45179
ba5e4b11d085
phases: rename variable used for owned dict of phasesets
Yuya Nishihara <yuya@tcha.org>
parents:
45178
diff
changeset
|
727 PyObject *phasesetsdict = NULL; |
45131
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
728 PyObject *phasesets[4] = {NULL, NULL, NULL, NULL}; |
38851
781b2720d2ac
index: don't include nullid in len()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38850
diff
changeset
|
729 Py_ssize_t len = index_length(self); |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
730 char *phases = NULL; |
45131
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
731 int minphaserev = -1, rev, i; |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
732 const int numphases = (int)(sizeof(phasesets) / sizeof(phasesets[0])); |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
733 |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
734 if (!PyArg_ParseTuple(args, "O", &roots)) |
45131
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
735 return NULL; |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
736 if (roots == NULL || !PyDict_Check(roots)) { |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
737 PyErr_SetString(PyExc_TypeError, "roots must be a dictionary"); |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
738 return NULL; |
36623
a472a897c340
cext: fix computephasesmapsets() not to return without setting an exception
Yuya Nishihara <yuya@tcha.org>
parents:
36621
diff
changeset
|
739 } |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
740 |
45131
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
741 phases = calloc(len, 1); |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
742 if (phases == NULL) { |
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
743 PyErr_NoMemory(); |
45131
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
744 return NULL; |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
745 } |
45131
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
746 |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
747 for (i = 0; i < numphases; ++i) { |
45180
a6fde9d789d9
phases: move short-lived PyObject pointers to local scope
Yuya Nishihara <yuya@tcha.org>
parents:
45179
diff
changeset
|
748 PyObject *pyphase = PyInt_FromLong(trackedphases[i]); |
a6fde9d789d9
phases: move short-lived PyObject pointers to local scope
Yuya Nishihara <yuya@tcha.org>
parents:
45179
diff
changeset
|
749 PyObject *phaseroots = NULL; |
45131
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
750 if (pyphase == NULL) |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
751 goto release; |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
752 phaseroots = PyDict_GetItem(roots, pyphase); |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
753 Py_DECREF(pyphase); |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
754 if (phaseroots == NULL) |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
755 continue; |
45176
3264d58e8b06
phases: fix clang-format error
Yuya Nishihara <yuya@tcha.org>
parents:
45175
diff
changeset
|
756 rev = add_roots_get_min(self, phaseroots, phases, |
3264d58e8b06
phases: fix clang-format error
Yuya Nishihara <yuya@tcha.org>
parents:
45175
diff
changeset
|
757 trackedphases[i]); |
45131
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
758 if (rev == -2) |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
759 goto release; |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
760 if (rev != -1 && (minphaserev == -1 || rev < minphaserev)) |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
761 minphaserev = rev; |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
762 } |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
763 |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
764 for (i = 0; i < numphases; ++i) { |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
765 phasesets[i] = PySet_New(NULL); |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
766 if (phasesets[i] == NULL) |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
767 goto release; |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
768 } |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
769 |
45131
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
770 if (minphaserev == -1) |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
771 minphaserev = len; |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
772 for (rev = minphaserev; rev < len; ++rev) { |
45180
a6fde9d789d9
phases: move short-lived PyObject pointers to local scope
Yuya Nishihara <yuya@tcha.org>
parents:
45179
diff
changeset
|
773 PyObject *pyphase = NULL; |
a6fde9d789d9
phases: move short-lived PyObject pointers to local scope
Yuya Nishihara <yuya@tcha.org>
parents:
45179
diff
changeset
|
774 PyObject *pyrev = NULL; |
45131
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
775 int parents[2]; |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
776 /* |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
777 * The parent lookup could be skipped for phaseroots, but |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
778 * phase --force would historically not recompute them |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
779 * correctly, leaving descendents with a lower phase around. |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
780 * As such, unconditionally recompute the phase. |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
781 */ |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
782 if (index_get_parents(self, rev, parents, (int)len - 1) < 0) |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
783 goto release; |
45131
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
784 set_phase_from_parents(phases, parents[0], parents[1], rev); |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
785 switch (phases[rev]) { |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
786 case 0: |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
787 continue; |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
788 case 1: |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
789 pyphase = phasesets[0]; |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
790 break; |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
791 case 2: |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
792 pyphase = phasesets[1]; |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
793 break; |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
794 case 32: |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
795 pyphase = phasesets[2]; |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
796 break; |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
797 case 96: |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
798 pyphase = phasesets[3]; |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
799 break; |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
800 default: |
45177
03332e5f67e9
phases: make sure an exception should be set on error return
Yuya Nishihara <yuya@tcha.org>
parents:
45176
diff
changeset
|
801 /* this should never happen since the phase number is |
03332e5f67e9
phases: make sure an exception should be set on error return
Yuya Nishihara <yuya@tcha.org>
parents:
45176
diff
changeset
|
802 * specified by this function. */ |
03332e5f67e9
phases: make sure an exception should be set on error return
Yuya Nishihara <yuya@tcha.org>
parents:
45176
diff
changeset
|
803 PyErr_SetString(PyExc_SystemError, |
03332e5f67e9
phases: make sure an exception should be set on error return
Yuya Nishihara <yuya@tcha.org>
parents:
45176
diff
changeset
|
804 "bad phase number in internal list"); |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
805 goto release; |
36623
a472a897c340
cext: fix computephasesmapsets() not to return without setting an exception
Yuya Nishihara <yuya@tcha.org>
parents:
36621
diff
changeset
|
806 } |
45131
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
807 pyrev = PyInt_FromLong(rev); |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
808 if (pyrev == NULL) |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
809 goto release; |
45131
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
810 if (PySet_Add(pyphase, pyrev) == -1) { |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
811 Py_DECREF(pyrev); |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
812 goto release; |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
813 } |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
814 Py_DECREF(pyrev); |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
815 } |
45179
ba5e4b11d085
phases: rename variable used for owned dict of phasesets
Yuya Nishihara <yuya@tcha.org>
parents:
45178
diff
changeset
|
816 |
ba5e4b11d085
phases: rename variable used for owned dict of phasesets
Yuya Nishihara <yuya@tcha.org>
parents:
45178
diff
changeset
|
817 phasesetsdict = _dict_new_presized(numphases); |
ba5e4b11d085
phases: rename variable used for owned dict of phasesets
Yuya Nishihara <yuya@tcha.org>
parents:
45178
diff
changeset
|
818 if (phasesetsdict == NULL) |
45131
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
819 goto release; |
45141
9719e118e4af
cext: remove unused variables
Joerg Sonnenberger <joerg@bec.de>
parents:
45131
diff
changeset
|
820 for (i = 0; i < numphases; ++i) { |
45180
a6fde9d789d9
phases: move short-lived PyObject pointers to local scope
Yuya Nishihara <yuya@tcha.org>
parents:
45179
diff
changeset
|
821 PyObject *pyphase = PyInt_FromLong(trackedphases[i]); |
45131
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
822 if (pyphase == NULL) |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
823 goto release; |
45179
ba5e4b11d085
phases: rename variable used for owned dict of phasesets
Yuya Nishihara <yuya@tcha.org>
parents:
45178
diff
changeset
|
824 if (PyDict_SetItem(phasesetsdict, pyphase, phasesets[i]) == |
ba5e4b11d085
phases: rename variable used for owned dict of phasesets
Yuya Nishihara <yuya@tcha.org>
parents:
45178
diff
changeset
|
825 -1) { |
45131
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
826 Py_DECREF(pyphase); |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
827 goto release; |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
828 } |
45131
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
829 Py_DECREF(phasesets[i]); |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
830 phasesets[i] = NULL; |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
831 } |
45131
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
832 |
45179
ba5e4b11d085
phases: rename variable used for owned dict of phasesets
Yuya Nishihara <yuya@tcha.org>
parents:
45178
diff
changeset
|
833 return Py_BuildValue("nN", len, phasesetsdict); |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
834 |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
835 release: |
45131
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
836 for (i = 0; i < numphases; ++i) |
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
837 Py_XDECREF(phasesets[i]); |
45179
ba5e4b11d085
phases: rename variable used for owned dict of phasesets
Yuya Nishihara <yuya@tcha.org>
parents:
45178
diff
changeset
|
838 Py_XDECREF(phasesetsdict); |
45131
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
839 |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
840 free(phases); |
45131
61e7464477ac
phases: sparsify phaseroots and phasesets
Joerg Sonnenberger <joerg@bec.de>
parents:
44587
diff
changeset
|
841 return NULL; |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
842 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
843 |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
844 static PyObject *index_headrevs(indexObject *self, PyObject *args) |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
845 { |
25297
3966e39fea98
changelog: fix bug in heads computation
Laurent Charignon <lcharignon@fb.com>
parents:
25296
diff
changeset
|
846 Py_ssize_t i, j, len; |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
847 char *nothead = NULL; |
22540
9a860ac8c216
parsers: fix uninitialize variable warning
David Soria Parra <davidsp@fb.com>
parents:
22484
diff
changeset
|
848 PyObject *heads = NULL; |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
849 PyObject *filter = NULL; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
850 PyObject *filteredrevs = Py_None; |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
851 |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
852 if (!PyArg_ParseTuple(args, "|O", &filteredrevs)) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
853 return NULL; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
854 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
855 |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
856 if (self->headrevs && filteredrevs == self->filteredrevs) |
16787
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
857 return list_copy(self->headrevs); |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
858 |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
859 Py_DECREF(self->filteredrevs); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
860 self->filteredrevs = filteredrevs; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
861 Py_INCREF(filteredrevs); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
862 |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
863 if (filteredrevs != Py_None) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
864 filter = PyObject_GetAttrString(filteredrevs, "__contains__"); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
865 if (!filter) { |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
866 PyErr_SetString( |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
867 PyExc_TypeError, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
868 "filteredrevs has no attribute __contains__"); |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
869 goto bail; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
870 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
871 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
872 |
38851
781b2720d2ac
index: don't include nullid in len()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38850
diff
changeset
|
873 len = index_length(self); |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
874 heads = PyList_New(0); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
875 if (heads == NULL) |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
876 goto bail; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
877 if (len == 0) { |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
878 PyObject *nullid = PyInt_FromLong(-1); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
879 if (nullid == NULL || PyList_Append(heads, nullid) == -1) { |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
880 Py_XDECREF(nullid); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
881 goto bail; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
882 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
883 goto done; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
884 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
885 |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
886 nothead = calloc(len, 1); |
27366
7e8a883da171
parsers: add a missed PyErr_NoMemory
Bryan O'Sullivan <bos@serpentine.com>
parents:
27365
diff
changeset
|
887 if (nothead == NULL) { |
7e8a883da171
parsers: add a missed PyErr_NoMemory
Bryan O'Sullivan <bos@serpentine.com>
parents:
27365
diff
changeset
|
888 PyErr_NoMemory(); |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
889 goto bail; |
27366
7e8a883da171
parsers: add a missed PyErr_NoMemory
Bryan O'Sullivan <bos@serpentine.com>
parents:
27365
diff
changeset
|
890 } |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
891 |
28386
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
892 for (i = len - 1; i >= 0; i--) { |
25297
3966e39fea98
changelog: fix bug in heads computation
Laurent Charignon <lcharignon@fb.com>
parents:
25296
diff
changeset
|
893 int isfiltered; |
3966e39fea98
changelog: fix bug in heads computation
Laurent Charignon <lcharignon@fb.com>
parents:
25296
diff
changeset
|
894 int parents[2]; |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
895 |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
896 /* If nothead[i] == 1, it means we've seen an unfiltered child |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
897 * of this node already, and therefore this node is not |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
898 * filtered. So we can skip the expensive check_filter step. |
28386
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
899 */ |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
900 if (nothead[i] != 1) { |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
901 isfiltered = check_filter(filter, i); |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
902 if (isfiltered == -1) { |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
903 PyErr_SetString(PyExc_TypeError, |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
904 "unable to check filter"); |
28386
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
905 goto bail; |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
906 } |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
907 |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
908 if (isfiltered) { |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
909 nothead[i] = 1; |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
910 continue; |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
911 } |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
912 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
913 |
25860
895f04955a49
parsers: silence warning of implicit integer conversion issued by clang
Yuya Nishihara <yuya@tcha.org>
parents:
25810
diff
changeset
|
914 if (index_get_parents(self, i, parents, (int)len - 1) < 0) |
25810
82d6a35cf432
parsers: fix buffer overflow by invalid parent revision read from revlog
Yuya Nishihara <yuya@tcha.org>
parents:
25584
diff
changeset
|
915 goto bail; |
25297
3966e39fea98
changelog: fix bug in heads computation
Laurent Charignon <lcharignon@fb.com>
parents:
25296
diff
changeset
|
916 for (j = 0; j < 2; j++) { |
3966e39fea98
changelog: fix bug in heads computation
Laurent Charignon <lcharignon@fb.com>
parents:
25296
diff
changeset
|
917 if (parents[j] >= 0) |
3966e39fea98
changelog: fix bug in heads computation
Laurent Charignon <lcharignon@fb.com>
parents:
25296
diff
changeset
|
918 nothead[parents[j]] = 1; |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
919 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
920 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
921 |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
922 for (i = 0; i < len; i++) { |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
923 PyObject *head; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
924 |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
925 if (nothead[i]) |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
926 continue; |
22400
888bc106de83
parsers: fix typing issue when constructing Python integer object
Henrik Stuart <hg@hstuart.dk>
parents:
22399
diff
changeset
|
927 head = PyInt_FromSsize_t(i); |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
928 if (head == NULL || PyList_Append(heads, head) == -1) { |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
929 Py_XDECREF(head); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
930 goto bail; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
931 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
932 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
933 |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
934 done: |
16787
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
935 self->headrevs = heads; |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
936 Py_XDECREF(filter); |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
937 free(nothead); |
16787
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
938 return list_copy(self->headrevs); |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
939 bail: |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
940 Py_XDECREF(filter); |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
941 Py_XDECREF(heads); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
942 free(nothead); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
943 return NULL; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
944 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
945 |
33174
f4f52bb362e6
revlog: address review feedback for deltachain C implementation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
33171
diff
changeset
|
946 /** |
f4f52bb362e6
revlog: address review feedback for deltachain C implementation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
33171
diff
changeset
|
947 * Obtain the base revision index entry. |
f4f52bb362e6
revlog: address review feedback for deltachain C implementation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
33171
diff
changeset
|
948 * |
f4f52bb362e6
revlog: address review feedback for deltachain C implementation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
33171
diff
changeset
|
949 * Callers must ensure that rev >= 0 or illegal memory access may occur. |
f4f52bb362e6
revlog: address review feedback for deltachain C implementation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
33171
diff
changeset
|
950 */ |
33171
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
951 static inline int index_baserev(indexObject *self, int rev) |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
952 { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
953 const char *data; |
41018
f4113489e4d4
revlog: catch revlog corruption in index_baserev
Boris Feld <boris.feld@octobus.net>
parents:
40813
diff
changeset
|
954 int result; |
33171
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
955 |
45936
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
956 data = index_deref(self, rev); |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
957 if (data == NULL) |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
958 return -2; |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
959 result = getbe32(data + 16); |
33171
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
960 |
41018
f4113489e4d4
revlog: catch revlog corruption in index_baserev
Boris Feld <boris.feld@octobus.net>
parents:
40813
diff
changeset
|
961 if (result > rev) { |
f4113489e4d4
revlog: catch revlog corruption in index_baserev
Boris Feld <boris.feld@octobus.net>
parents:
40813
diff
changeset
|
962 PyErr_Format( |
f4113489e4d4
revlog: catch revlog corruption in index_baserev
Boris Feld <boris.feld@octobus.net>
parents:
40813
diff
changeset
|
963 PyExc_ValueError, |
f4113489e4d4
revlog: catch revlog corruption in index_baserev
Boris Feld <boris.feld@octobus.net>
parents:
40813
diff
changeset
|
964 "corrupted revlog, revision base above revision: %d, %d", |
f4113489e4d4
revlog: catch revlog corruption in index_baserev
Boris Feld <boris.feld@octobus.net>
parents:
40813
diff
changeset
|
965 rev, result); |
f4113489e4d4
revlog: catch revlog corruption in index_baserev
Boris Feld <boris.feld@octobus.net>
parents:
40813
diff
changeset
|
966 return -2; |
f4113489e4d4
revlog: catch revlog corruption in index_baserev
Boris Feld <boris.feld@octobus.net>
parents:
40813
diff
changeset
|
967 } |
41019
7542466b94e2
revlog: cache delta base value under -1
Boris Feld <boris.feld@octobus.net>
parents:
41018
diff
changeset
|
968 if (result < -1) { |
7542466b94e2
revlog: cache delta base value under -1
Boris Feld <boris.feld@octobus.net>
parents:
41018
diff
changeset
|
969 PyErr_Format( |
7542466b94e2
revlog: cache delta base value under -1
Boris Feld <boris.feld@octobus.net>
parents:
41018
diff
changeset
|
970 PyExc_ValueError, |
41283
4948b327d3b9
cext: clang-format new code coming from stable branch
Yuya Nishihara <yuya@tcha.org>
parents:
41129
diff
changeset
|
971 "corrupted revlog, revision base out of range: %d, %d", rev, |
4948b327d3b9
cext: clang-format new code coming from stable branch
Yuya Nishihara <yuya@tcha.org>
parents:
41129
diff
changeset
|
972 result); |
41019
7542466b94e2
revlog: cache delta base value under -1
Boris Feld <boris.feld@octobus.net>
parents:
41018
diff
changeset
|
973 return -2; |
7542466b94e2
revlog: cache delta base value under -1
Boris Feld <boris.feld@octobus.net>
parents:
41018
diff
changeset
|
974 } |
41018
f4113489e4d4
revlog: catch revlog corruption in index_baserev
Boris Feld <boris.feld@octobus.net>
parents:
40813
diff
changeset
|
975 return result; |
33171
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
976 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
977 |
41085
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
978 /** |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
979 * Find if a revision is a snapshot or not |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
980 * |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
981 * Only relevant for sparse-revlog case. |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
982 * Callers must ensure that rev is in a valid range. |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
983 */ |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
984 static int index_issnapshotrev(indexObject *self, Py_ssize_t rev) |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
985 { |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
986 int ps[2]; |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
987 Py_ssize_t base; |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
988 while (rev >= 0) { |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
989 base = (Py_ssize_t)index_baserev(self, rev); |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
990 if (base == rev) { |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
991 base = -1; |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
992 } |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
993 if (base == -2) { |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
994 assert(PyErr_Occurred()); |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
995 return -1; |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
996 } |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
997 if (base == -1) { |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
998 return 1; |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
999 } |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
1000 if (index_get_parents(self, rev, ps, (int)rev) < 0) { |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
1001 assert(PyErr_Occurred()); |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
1002 return -1; |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
1003 }; |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
1004 if (base == ps[0] || base == ps[1]) { |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
1005 return 0; |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
1006 } |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
1007 rev = base; |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
1008 } |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
1009 return rev == -1; |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
1010 } |
a6556b09bf83
revlog: add a native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41078
diff
changeset
|
1011 |
41086
a28833d79aca
revlog: use the native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41085
diff
changeset
|
1012 static PyObject *index_issnapshot(indexObject *self, PyObject *value) |
a28833d79aca
revlog: use the native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41085
diff
changeset
|
1013 { |
a28833d79aca
revlog: use the native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41085
diff
changeset
|
1014 long rev; |
a28833d79aca
revlog: use the native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41085
diff
changeset
|
1015 int issnap; |
a28833d79aca
revlog: use the native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41085
diff
changeset
|
1016 Py_ssize_t length = index_length(self); |
a28833d79aca
revlog: use the native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41085
diff
changeset
|
1017 |
a28833d79aca
revlog: use the native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41085
diff
changeset
|
1018 if (!pylong_to_long(value, &rev)) { |
a28833d79aca
revlog: use the native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41085
diff
changeset
|
1019 return NULL; |
a28833d79aca
revlog: use the native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41085
diff
changeset
|
1020 } |
a28833d79aca
revlog: use the native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41085
diff
changeset
|
1021 if (rev < -1 || rev >= length) { |
a28833d79aca
revlog: use the native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41085
diff
changeset
|
1022 PyErr_Format(PyExc_ValueError, "revlog index out of range: %ld", |
a28833d79aca
revlog: use the native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41085
diff
changeset
|
1023 rev); |
a28833d79aca
revlog: use the native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41085
diff
changeset
|
1024 return NULL; |
a28833d79aca
revlog: use the native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41085
diff
changeset
|
1025 }; |
a28833d79aca
revlog: use the native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41085
diff
changeset
|
1026 issnap = index_issnapshotrev(self, (Py_ssize_t)rev); |
a28833d79aca
revlog: use the native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41085
diff
changeset
|
1027 if (issnap < 0) { |
a28833d79aca
revlog: use the native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41085
diff
changeset
|
1028 return NULL; |
a28833d79aca
revlog: use the native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41085
diff
changeset
|
1029 }; |
a28833d79aca
revlog: use the native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41085
diff
changeset
|
1030 return PyBool_FromLong((long)issnap); |
a28833d79aca
revlog: use the native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41085
diff
changeset
|
1031 } |
a28833d79aca
revlog: use the native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41085
diff
changeset
|
1032 |
41108
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1033 static PyObject *index_findsnapshots(indexObject *self, PyObject *args) |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1034 { |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1035 Py_ssize_t start_rev; |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1036 PyObject *cache; |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1037 Py_ssize_t base; |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1038 Py_ssize_t rev; |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1039 PyObject *key = NULL; |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1040 PyObject *value = NULL; |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1041 const Py_ssize_t length = index_length(self); |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1042 if (!PyArg_ParseTuple(args, "O!n", &PyDict_Type, &cache, &start_rev)) { |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1043 return NULL; |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1044 } |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1045 for (rev = start_rev; rev < length; rev++) { |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1046 int issnap; |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1047 PyObject *allvalues = NULL; |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1048 issnap = index_issnapshotrev(self, rev); |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1049 if (issnap < 0) { |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1050 goto bail; |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1051 } |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1052 if (issnap == 0) { |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1053 continue; |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1054 } |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1055 base = (Py_ssize_t)index_baserev(self, rev); |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1056 if (base == rev) { |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1057 base = -1; |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1058 } |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1059 if (base == -2) { |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1060 assert(PyErr_Occurred()); |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1061 goto bail; |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1062 } |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1063 key = PyInt_FromSsize_t(base); |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1064 allvalues = PyDict_GetItem(cache, key); |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1065 if (allvalues == NULL && PyErr_Occurred()) { |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1066 goto bail; |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1067 } |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1068 if (allvalues == NULL) { |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1069 int r; |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1070 allvalues = PyList_New(0); |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1071 if (!allvalues) { |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1072 goto bail; |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1073 } |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1074 r = PyDict_SetItem(cache, key, allvalues); |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1075 Py_DECREF(allvalues); |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1076 if (r < 0) { |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1077 goto bail; |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1078 } |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1079 } |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1080 value = PyInt_FromSsize_t(rev); |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1081 if (PyList_Append(allvalues, value)) { |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1082 goto bail; |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1083 } |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1084 Py_CLEAR(key); |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1085 Py_CLEAR(value); |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1086 } |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1087 Py_RETURN_NONE; |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1088 bail: |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1089 Py_XDECREF(key); |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1090 Py_XDECREF(value); |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1091 return NULL; |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1092 } |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
1093 |
33171
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1094 static PyObject *index_deltachain(indexObject *self, PyObject *args) |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1095 { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1096 int rev, generaldelta; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1097 PyObject *stoparg; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1098 int stoprev, iterrev, baserev = -1; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1099 int stopped; |
33174
f4f52bb362e6
revlog: address review feedback for deltachain C implementation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
33171
diff
changeset
|
1100 PyObject *chain = NULL, *result = NULL; |
38868
0db50770f388
index: don't add 1 to length variables
Martin von Zweigbergk <martinvonz@google.com>
parents:
38867
diff
changeset
|
1101 const Py_ssize_t length = index_length(self); |
33171
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1102 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1103 if (!PyArg_ParseTuple(args, "iOi", &rev, &stoparg, &generaldelta)) { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1104 return NULL; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1105 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1106 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1107 if (PyInt_Check(stoparg)) { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1108 stoprev = (int)PyInt_AsLong(stoparg); |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1109 if (stoprev == -1 && PyErr_Occurred()) { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1110 return NULL; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1111 } |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1112 } else if (stoparg == Py_None) { |
33171
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1113 stoprev = -2; |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1114 } else { |
33171
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1115 PyErr_SetString(PyExc_ValueError, |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1116 "stoprev must be integer or None"); |
33171
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1117 return NULL; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1118 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1119 |
38868
0db50770f388
index: don't add 1 to length variables
Martin von Zweigbergk <martinvonz@google.com>
parents:
38867
diff
changeset
|
1120 if (rev < 0 || rev >= length) { |
33171
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1121 PyErr_SetString(PyExc_ValueError, "revlog index out of range"); |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1122 return NULL; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1123 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1124 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1125 chain = PyList_New(0); |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1126 if (chain == NULL) { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1127 return NULL; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1128 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1129 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1130 baserev = index_baserev(self, rev); |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1131 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1132 /* This should never happen. */ |
33174
f4f52bb362e6
revlog: address review feedback for deltachain C implementation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
33171
diff
changeset
|
1133 if (baserev <= -2) { |
f4f52bb362e6
revlog: address review feedback for deltachain C implementation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
33171
diff
changeset
|
1134 /* Error should be set by index_deref() */ |
f4f52bb362e6
revlog: address review feedback for deltachain C implementation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
33171
diff
changeset
|
1135 assert(PyErr_Occurred()); |
33171
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1136 goto bail; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1137 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1138 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1139 iterrev = rev; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1140 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1141 while (iterrev != baserev && iterrev != stoprev) { |
33174
f4f52bb362e6
revlog: address review feedback for deltachain C implementation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
33171
diff
changeset
|
1142 PyObject *value = PyInt_FromLong(iterrev); |
33171
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1143 if (value == NULL) { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1144 goto bail; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1145 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1146 if (PyList_Append(chain, value)) { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1147 Py_DECREF(value); |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1148 goto bail; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1149 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1150 Py_DECREF(value); |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1151 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1152 if (generaldelta) { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1153 iterrev = baserev; |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1154 } else { |
33171
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1155 iterrev--; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1156 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1157 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1158 if (iterrev < 0) { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1159 break; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1160 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1161 |
38868
0db50770f388
index: don't add 1 to length variables
Martin von Zweigbergk <martinvonz@google.com>
parents:
38867
diff
changeset
|
1162 if (iterrev >= length) { |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1163 PyErr_SetString(PyExc_IndexError, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1164 "revision outside index"); |
33171
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1165 return NULL; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1166 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1167 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1168 baserev = index_baserev(self, iterrev); |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1169 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1170 /* This should never happen. */ |
33174
f4f52bb362e6
revlog: address review feedback for deltachain C implementation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
33171
diff
changeset
|
1171 if (baserev <= -2) { |
f4f52bb362e6
revlog: address review feedback for deltachain C implementation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
33171
diff
changeset
|
1172 /* Error should be set by index_deref() */ |
f4f52bb362e6
revlog: address review feedback for deltachain C implementation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
33171
diff
changeset
|
1173 assert(PyErr_Occurred()); |
33171
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1174 goto bail; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1175 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1176 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1177 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1178 if (iterrev == stoprev) { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1179 stopped = 1; |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1180 } else { |
33174
f4f52bb362e6
revlog: address review feedback for deltachain C implementation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
33171
diff
changeset
|
1181 PyObject *value = PyInt_FromLong(iterrev); |
33171
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1182 if (value == NULL) { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1183 goto bail; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1184 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1185 if (PyList_Append(chain, value)) { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1186 Py_DECREF(value); |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1187 goto bail; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1188 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1189 Py_DECREF(value); |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1190 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1191 stopped = 0; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1192 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1193 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1194 if (PyList_Reverse(chain)) { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1195 goto bail; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1196 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1197 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1198 result = Py_BuildValue("OO", chain, stopped ? Py_True : Py_False); |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1199 Py_DECREF(chain); |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1200 return result; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1201 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1202 bail: |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1203 Py_DECREF(chain); |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1204 return NULL; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1205 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
1206 |
40705
4ec6a24029d2
sparse-revlog: add a `index_segment_span` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40704
diff
changeset
|
1207 static inline int64_t |
4ec6a24029d2
sparse-revlog: add a `index_segment_span` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40704
diff
changeset
|
1208 index_segment_span(indexObject *self, Py_ssize_t start_rev, Py_ssize_t end_rev) |
4ec6a24029d2
sparse-revlog: add a `index_segment_span` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40704
diff
changeset
|
1209 { |
4ec6a24029d2
sparse-revlog: add a `index_segment_span` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40704
diff
changeset
|
1210 int64_t start_offset; |
4ec6a24029d2
sparse-revlog: add a `index_segment_span` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40704
diff
changeset
|
1211 int64_t end_offset; |
4ec6a24029d2
sparse-revlog: add a `index_segment_span` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40704
diff
changeset
|
1212 int end_size; |
4ec6a24029d2
sparse-revlog: add a `index_segment_span` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40704
diff
changeset
|
1213 start_offset = index_get_start(self, start_rev); |
4ec6a24029d2
sparse-revlog: add a `index_segment_span` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40704
diff
changeset
|
1214 if (start_offset < 0) { |
4ec6a24029d2
sparse-revlog: add a `index_segment_span` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40704
diff
changeset
|
1215 return -1; |
4ec6a24029d2
sparse-revlog: add a `index_segment_span` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40704
diff
changeset
|
1216 } |
4ec6a24029d2
sparse-revlog: add a `index_segment_span` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40704
diff
changeset
|
1217 end_offset = index_get_start(self, end_rev); |
4ec6a24029d2
sparse-revlog: add a `index_segment_span` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40704
diff
changeset
|
1218 if (end_offset < 0) { |
4ec6a24029d2
sparse-revlog: add a `index_segment_span` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40704
diff
changeset
|
1219 return -1; |
4ec6a24029d2
sparse-revlog: add a `index_segment_span` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40704
diff
changeset
|
1220 } |
4ec6a24029d2
sparse-revlog: add a `index_segment_span` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40704
diff
changeset
|
1221 end_size = index_get_length(self, end_rev); |
4ec6a24029d2
sparse-revlog: add a `index_segment_span` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40704
diff
changeset
|
1222 if (end_size < 0) { |
4ec6a24029d2
sparse-revlog: add a `index_segment_span` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40704
diff
changeset
|
1223 return -1; |
4ec6a24029d2
sparse-revlog: add a `index_segment_span` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40704
diff
changeset
|
1224 } |
4ec6a24029d2
sparse-revlog: add a `index_segment_span` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40704
diff
changeset
|
1225 if (end_offset < start_offset) { |
4ec6a24029d2
sparse-revlog: add a `index_segment_span` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40704
diff
changeset
|
1226 PyErr_Format(PyExc_ValueError, |
4ec6a24029d2
sparse-revlog: add a `index_segment_span` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40704
diff
changeset
|
1227 "corrupted revlog index: inconsistent offset " |
4ec6a24029d2
sparse-revlog: add a `index_segment_span` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40704
diff
changeset
|
1228 "between revisions (%zd) and (%zd)", |
4ec6a24029d2
sparse-revlog: add a `index_segment_span` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40704
diff
changeset
|
1229 start_rev, end_rev); |
4ec6a24029d2
sparse-revlog: add a `index_segment_span` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40704
diff
changeset
|
1230 return -1; |
4ec6a24029d2
sparse-revlog: add a `index_segment_span` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40704
diff
changeset
|
1231 } |
4ec6a24029d2
sparse-revlog: add a `index_segment_span` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40704
diff
changeset
|
1232 return (end_offset - start_offset) + (int64_t)end_size; |
4ec6a24029d2
sparse-revlog: add a `index_segment_span` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40704
diff
changeset
|
1233 } |
4ec6a24029d2
sparse-revlog: add a `index_segment_span` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40704
diff
changeset
|
1234 |
40742
8edca70dc951
revlog: update the documentation for `trim_endidx`
Boris Feld <boris.feld@octobus.net>
parents:
40741
diff
changeset
|
1235 /* returns endidx so that revs[startidx:endidx] has no empty trailing revs */ |
40706
0650be877a37
sparse-revlog: add a `trim_endidx` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40705
diff
changeset
|
1236 static Py_ssize_t trim_endidx(indexObject *self, const Py_ssize_t *revs, |
0650be877a37
sparse-revlog: add a `trim_endidx` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40705
diff
changeset
|
1237 Py_ssize_t startidx, Py_ssize_t endidx) |
0650be877a37
sparse-revlog: add a `trim_endidx` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40705
diff
changeset
|
1238 { |
0650be877a37
sparse-revlog: add a `trim_endidx` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40705
diff
changeset
|
1239 int length; |
0650be877a37
sparse-revlog: add a `trim_endidx` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40705
diff
changeset
|
1240 while (endidx > 1 && endidx > startidx) { |
0650be877a37
sparse-revlog: add a `trim_endidx` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40705
diff
changeset
|
1241 length = index_get_length(self, revs[endidx - 1]); |
0650be877a37
sparse-revlog: add a `trim_endidx` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40705
diff
changeset
|
1242 if (length < 0) { |
0650be877a37
sparse-revlog: add a `trim_endidx` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40705
diff
changeset
|
1243 return -1; |
0650be877a37
sparse-revlog: add a `trim_endidx` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40705
diff
changeset
|
1244 } |
0650be877a37
sparse-revlog: add a `trim_endidx` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40705
diff
changeset
|
1245 if (length != 0) { |
0650be877a37
sparse-revlog: add a `trim_endidx` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40705
diff
changeset
|
1246 break; |
0650be877a37
sparse-revlog: add a `trim_endidx` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40705
diff
changeset
|
1247 } |
0650be877a37
sparse-revlog: add a `trim_endidx` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40705
diff
changeset
|
1248 endidx -= 1; |
0650be877a37
sparse-revlog: add a `trim_endidx` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40705
diff
changeset
|
1249 } |
0650be877a37
sparse-revlog: add a `trim_endidx` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40705
diff
changeset
|
1250 return endidx; |
0650be877a37
sparse-revlog: add a `trim_endidx` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40705
diff
changeset
|
1251 } |
0650be877a37
sparse-revlog: add a `trim_endidx` function in C
Boris Feld <boris.feld@octobus.net>
parents:
40705
diff
changeset
|
1252 |
40707
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1253 struct Gap { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1254 int64_t size; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1255 Py_ssize_t idx; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1256 }; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1257 |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1258 static int gap_compare(const void *left, const void *right) |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1259 { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1260 const struct Gap *l_left = ((const struct Gap *)left); |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1261 const struct Gap *l_right = ((const struct Gap *)right); |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1262 if (l_left->size < l_right->size) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1263 return -1; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1264 } else if (l_left->size > l_right->size) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1265 return 1; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1266 } |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1267 return 0; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
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|
1268 } |
cc76ca9fca20
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|
1269 static int Py_ssize_t_compare(const void *left, const void *right) |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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diff
changeset
|
1270 { |
cc76ca9fca20
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|
1271 const Py_ssize_t l_left = *(const Py_ssize_t *)left; |
cc76ca9fca20
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|
1272 const Py_ssize_t l_right = *(const Py_ssize_t *)right; |
cc76ca9fca20
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diff
changeset
|
1273 if (l_left < l_right) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
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|
1274 return -1; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
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diff
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|
1275 } else if (l_left > l_right) { |
cc76ca9fca20
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diff
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|
1276 return 1; |
cc76ca9fca20
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changeset
|
1277 } |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
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|
1278 return 0; |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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|
1279 } |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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changeset
|
1280 |
cc76ca9fca20
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|
1281 static PyObject *index_slicechunktodensity(indexObject *self, PyObject *args) |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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diff
changeset
|
1282 { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
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diff
changeset
|
1283 /* method arguments */ |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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diff
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|
1284 PyObject *list_revs = NULL; /* revisions in the chain */ |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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diff
changeset
|
1285 double targetdensity = 0; /* min density to achieve */ |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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|
1286 Py_ssize_t mingapsize = 0; /* threshold to ignore gaps */ |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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|
1287 |
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|
1288 /* other core variables */ |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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|
1289 Py_ssize_t idxlen = index_length(self); |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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|
1290 Py_ssize_t i; /* used for various iteration */ |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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|
1291 PyObject *result = NULL; /* the final return of the function */ |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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|
1292 |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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|
1293 /* generic information about the delta chain being slice */ |
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Boris Feld <boris.feld@octobus.net>
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|
1294 Py_ssize_t num_revs = 0; /* size of the full delta chain */ |
cc76ca9fca20
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|
1295 Py_ssize_t *revs = NULL; /* native array of revision in the chain */ |
cc76ca9fca20
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|
1296 int64_t chainpayload = 0; /* sum of all delta in the chain */ |
cc76ca9fca20
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|
1297 int64_t deltachainspan = 0; /* distance from first byte to last byte */ |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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|
1298 |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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|
1299 /* variable used for slicing the delta chain */ |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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|
1300 int64_t readdata = 0; /* amount of data currently planned to be read */ |
cc76ca9fca20
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|
1301 double density = 0; /* ration of payload data compared to read ones */ |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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|
1302 int64_t previous_end; |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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|
1303 struct Gap *gaps = NULL; /* array of notable gap in the chain */ |
cc76ca9fca20
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|
1304 Py_ssize_t num_gaps = |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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changeset
|
1305 0; /* total number of notable gap recorded so far */ |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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|
1306 Py_ssize_t *selected_indices = NULL; /* indices of gap skipped over */ |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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changeset
|
1307 Py_ssize_t num_selected = 0; /* number of gaps skipped */ |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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changeset
|
1308 PyObject *chunk = NULL; /* individual slice */ |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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|
1309 PyObject *allchunks = NULL; /* all slices */ |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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|
1310 Py_ssize_t previdx; |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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|
1311 |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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40706
diff
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|
1312 /* parsing argument */ |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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changeset
|
1313 if (!PyArg_ParseTuple(args, "O!dn", &PyList_Type, &list_revs, |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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diff
changeset
|
1314 &targetdensity, &mingapsize)) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
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40706
diff
changeset
|
1315 goto bail; |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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40706
diff
changeset
|
1316 } |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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changeset
|
1317 |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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40706
diff
changeset
|
1318 /* If the delta chain contains a single element, we do not need slicing |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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changeset
|
1319 */ |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
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40706
diff
changeset
|
1320 num_revs = PyList_GET_SIZE(list_revs); |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1321 if (num_revs <= 1) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
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40706
diff
changeset
|
1322 result = PyTuple_Pack(1, list_revs); |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1323 goto done; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1324 } |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
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diff
changeset
|
1325 |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
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40706
diff
changeset
|
1326 /* Turn the python list into a native integer array (for efficiency) */ |
cc76ca9fca20
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Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1327 revs = (Py_ssize_t *)calloc(num_revs, sizeof(Py_ssize_t)); |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1328 if (revs == NULL) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
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diff
changeset
|
1329 PyErr_NoMemory(); |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1330 goto bail; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1331 } |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1332 for (i = 0; i < num_revs; i++) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
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diff
changeset
|
1333 Py_ssize_t revnum = PyInt_AsLong(PyList_GET_ITEM(list_revs, i)); |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1334 if (revnum == -1 && PyErr_Occurred()) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1335 goto bail; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
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40706
diff
changeset
|
1336 } |
40963
2e305e54eae3
sparse-revlog: protect C code against delta chain including nullrev
Boris Feld <boris.feld@octobus.net>
parents:
40962
diff
changeset
|
1337 if (revnum < nullrev || revnum >= idxlen) { |
40756
c85964d715fd
sparse: raise a move verbose index error from the C code
Boris Feld <boris.feld@octobus.net>
parents:
40742
diff
changeset
|
1338 PyErr_Format(PyExc_IndexError, |
c85964d715fd
sparse: raise a move verbose index error from the C code
Boris Feld <boris.feld@octobus.net>
parents:
40742
diff
changeset
|
1339 "index out of range: %zd", revnum); |
40707
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1340 goto bail; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1341 } |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1342 revs[i] = revnum; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
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40706
diff
changeset
|
1343 } |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
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diff
changeset
|
1344 |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
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diff
changeset
|
1345 /* Compute and check various property of the unsliced delta chain */ |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
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diff
changeset
|
1346 deltachainspan = index_segment_span(self, revs[0], revs[num_revs - 1]); |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1347 if (deltachainspan < 0) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1348 goto bail; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1349 } |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
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diff
changeset
|
1350 |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1351 if (deltachainspan <= mingapsize) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1352 result = PyTuple_Pack(1, list_revs); |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1353 goto done; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1354 } |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1355 chainpayload = 0; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1356 for (i = 0; i < num_revs; i++) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1357 int tmp = index_get_length(self, revs[i]); |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1358 if (tmp < 0) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1359 goto bail; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1360 } |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1361 chainpayload += tmp; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1362 } |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1363 |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1364 readdata = deltachainspan; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1365 density = 1.0; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1366 |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1367 if (0 < deltachainspan) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1368 density = (double)chainpayload / (double)deltachainspan; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1369 } |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1370 |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1371 if (density >= targetdensity) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1372 result = PyTuple_Pack(1, list_revs); |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1373 goto done; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1374 } |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1375 |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1376 /* if chain is too sparse, look for relevant gaps */ |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1377 gaps = (struct Gap *)calloc(num_revs, sizeof(struct Gap)); |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1378 if (gaps == NULL) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1379 PyErr_NoMemory(); |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1380 goto bail; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1381 } |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1382 |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1383 previous_end = -1; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1384 for (i = 0; i < num_revs; i++) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1385 int64_t revstart; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1386 int revsize; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1387 revstart = index_get_start(self, revs[i]); |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1388 if (revstart < 0) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1389 goto bail; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1390 }; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1391 revsize = index_get_length(self, revs[i]); |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1392 if (revsize < 0) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1393 goto bail; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1394 }; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1395 if (revsize == 0) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1396 continue; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1397 } |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1398 if (previous_end >= 0) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1399 int64_t gapsize = revstart - previous_end; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1400 if (gapsize > mingapsize) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1401 gaps[num_gaps].size = gapsize; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1402 gaps[num_gaps].idx = i; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1403 num_gaps += 1; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1404 } |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1405 } |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1406 previous_end = revstart + revsize; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1407 } |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1408 if (num_gaps == 0) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1409 result = PyTuple_Pack(1, list_revs); |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1410 goto done; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1411 } |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1412 qsort(gaps, num_gaps, sizeof(struct Gap), &gap_compare); |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1413 |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1414 /* Slice the largest gap first, they improve the density the most */ |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1415 selected_indices = |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1416 (Py_ssize_t *)malloc((num_gaps + 1) * sizeof(Py_ssize_t)); |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1417 if (selected_indices == NULL) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1418 PyErr_NoMemory(); |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1419 goto bail; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1420 } |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1421 |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1422 for (i = num_gaps - 1; i >= 0; i--) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1423 selected_indices[num_selected] = gaps[i].idx; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1424 readdata -= gaps[i].size; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1425 num_selected += 1; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1426 if (readdata <= 0) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1427 density = 1.0; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1428 } else { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1429 density = (double)chainpayload / (double)readdata; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1430 } |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1431 if (density >= targetdensity) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1432 break; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1433 } |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1434 } |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1435 qsort(selected_indices, num_selected, sizeof(Py_ssize_t), |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1436 &Py_ssize_t_compare); |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1437 |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1438 /* create the resulting slice */ |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1439 allchunks = PyList_New(0); |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1440 if (allchunks == NULL) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1441 goto bail; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1442 } |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1443 previdx = 0; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1444 selected_indices[num_selected] = num_revs; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1445 for (i = 0; i <= num_selected; i++) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1446 Py_ssize_t idx = selected_indices[i]; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1447 Py_ssize_t endidx = trim_endidx(self, revs, previdx, idx); |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1448 if (endidx < 0) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1449 goto bail; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1450 } |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1451 if (previdx < endidx) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1452 chunk = PyList_GetSlice(list_revs, previdx, endidx); |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1453 if (chunk == NULL) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1454 goto bail; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1455 } |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1456 if (PyList_Append(allchunks, chunk) == -1) { |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1457 goto bail; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1458 } |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1459 Py_DECREF(chunk); |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1460 chunk = NULL; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1461 } |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1462 previdx = idx; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1463 } |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1464 result = allchunks; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1465 goto done; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1466 |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1467 bail: |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1468 Py_XDECREF(allchunks); |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1469 Py_XDECREF(chunk); |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1470 done: |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1471 free(revs); |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1472 free(gaps); |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1473 free(selected_indices); |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1474 return result; |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1475 } |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
1476 |
16618
6bae941b58ad
parsers: change the type of nt_level
Bryan O'Sullivan <bryano@fb.com>
parents:
16617
diff
changeset
|
1477 static inline int nt_level(const char *node, Py_ssize_t level) |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1478 { |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1479 int v = node[level >> 1]; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1480 if (!(level & 1)) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1481 v >>= 4; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1482 return v & 0xf; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1483 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1484 |
16616
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1485 /* |
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1486 * Return values: |
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1487 * |
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1488 * -4: match is ambiguous (multiple candidates) |
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1489 * -2: not found |
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1490 * rest: valid rev |
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1491 */ |
38940
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38939
diff
changeset
|
1492 static int nt_find(nodetree *self, const char *node, Py_ssize_t nodelen, |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1493 int hex) |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1494 { |
16663 | 1495 int (*getnybble)(const char *, Py_ssize_t) = hex ? hexdigit : nt_level; |
16641
e6dfbc5df76f
parsers: use the correct maximum radix tree depth
Bryan O'Sullivan <bryano@fb.com>
parents:
16604
diff
changeset
|
1496 int level, maxlevel, off; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1497 |
46141
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
1498 /* If the input is binary, do a fast check for the nullid first. */ |
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
1499 if (!hex && nodelen == self->nodelen && node[0] == '\0' && |
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
1500 node[1] == '\0' && memcmp(node, nullid, self->nodelen) == 0) |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1501 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1502 |
16663 | 1503 if (hex) |
46141
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
1504 maxlevel = nodelen; |
16663 | 1505 else |
46141
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
1506 maxlevel = 2 * nodelen; |
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
1507 if (maxlevel > 2 * self->nodelen) |
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
1508 maxlevel = 2 * self->nodelen; |
16641
e6dfbc5df76f
parsers: use the correct maximum radix tree depth
Bryan O'Sullivan <bryano@fb.com>
parents:
16604
diff
changeset
|
1509 |
e6dfbc5df76f
parsers: use the correct maximum radix tree depth
Bryan O'Sullivan <bryano@fb.com>
parents:
16604
diff
changeset
|
1510 for (level = off = 0; level < maxlevel; level++) { |
16663 | 1511 int k = getnybble(node, level); |
38940
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38939
diff
changeset
|
1512 nodetreenode *n = &self->nodes[off]; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1513 int v = n->children[k]; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1514 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1515 if (v < 0) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1516 const char *n; |
16663 | 1517 Py_ssize_t i; |
1518 | |
38846
f738c502e43b
index: store nullrev as -1 in nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38845
diff
changeset
|
1519 v = -(v + 2); |
38940
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38939
diff
changeset
|
1520 n = index_node(self->index, v); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1521 if (n == NULL) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1522 return -2; |
16663 | 1523 for (i = level; i < maxlevel; i++) |
1524 if (getnybble(node, i) != nt_level(n, i)) | |
1525 return -2; | |
1526 return v; | |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1527 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1528 if (v == 0) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1529 return -2; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1530 off = v; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1531 } |
16616
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1532 /* multiple matches against an ambiguous prefix */ |
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1533 return -4; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1534 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1535 |
38915
fff675dfb80b
index: pass only nodetree to nt_new()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38914
diff
changeset
|
1536 static int nt_new(nodetree *self) |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1537 { |
38915
fff675dfb80b
index: pass only nodetree to nt_new()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38914
diff
changeset
|
1538 if (self->length == self->capacity) { |
38938
dcd395dc98d8
index: remove side-effect from failed nt_new()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38937
diff
changeset
|
1539 unsigned newcapacity; |
dcd395dc98d8
index: remove side-effect from failed nt_new()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38937
diff
changeset
|
1540 nodetreenode *newnodes; |
39071
06ff7ea4f440
index: avoid duplicating capacity-growth expression
Martin von Zweigbergk <martinvonz@google.com>
parents:
39070
diff
changeset
|
1541 newcapacity = self->capacity * 2; |
06ff7ea4f440
index: avoid duplicating capacity-growth expression
Martin von Zweigbergk <martinvonz@google.com>
parents:
39070
diff
changeset
|
1542 if (newcapacity >= INT_MAX / sizeof(nodetreenode)) { |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1543 PyErr_SetString(PyExc_MemoryError, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1544 "overflow in nt_new"); |
24623
2262d7bc469e
parsers: check for memory allocation overflows more carefully
Bryan O'Sullivan <bryano@fb.com>
parents:
24622
diff
changeset
|
1545 return -1; |
2262d7bc469e
parsers: check for memory allocation overflows more carefully
Bryan O'Sullivan <bryano@fb.com>
parents:
24622
diff
changeset
|
1546 } |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1547 newnodes = |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1548 realloc(self->nodes, newcapacity * sizeof(nodetreenode)); |
38938
dcd395dc98d8
index: remove side-effect from failed nt_new()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38937
diff
changeset
|
1549 if (newnodes == NULL) { |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1550 PyErr_SetString(PyExc_MemoryError, "out of memory"); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1551 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1552 } |
38938
dcd395dc98d8
index: remove side-effect from failed nt_new()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38937
diff
changeset
|
1553 self->capacity = newcapacity; |
dcd395dc98d8
index: remove side-effect from failed nt_new()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38937
diff
changeset
|
1554 self->nodes = newnodes; |
38915
fff675dfb80b
index: pass only nodetree to nt_new()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38914
diff
changeset
|
1555 memset(&self->nodes[self->length], 0, |
fff675dfb80b
index: pass only nodetree to nt_new()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38914
diff
changeset
|
1556 sizeof(nodetreenode) * (self->capacity - self->length)); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1557 } |
38915
fff675dfb80b
index: pass only nodetree to nt_new()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38914
diff
changeset
|
1558 return self->length++; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1559 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1560 |
38940
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38939
diff
changeset
|
1561 static int nt_insert(nodetree *self, const char *node, int rev) |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1562 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1563 int level = 0; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1564 int off = 0; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1565 |
46141
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
1566 while (level < 2 * self->nodelen) { |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1567 int k = nt_level(node, level); |
38912
d1bc0e7c862b
index: extract a type for the nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38911
diff
changeset
|
1568 nodetreenode *n; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1569 int v; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1570 |
38940
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38939
diff
changeset
|
1571 n = &self->nodes[off]; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1572 v = n->children[k]; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1573 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1574 if (v == 0) { |
38846
f738c502e43b
index: store nullrev as -1 in nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38845
diff
changeset
|
1575 n->children[k] = -rev - 2; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1576 return 0; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1577 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1578 if (v < 0) { |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1579 const char *oldnode = |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1580 index_node_existing(self->index, -(v + 2)); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1581 int noff; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1582 |
37999
514605777244
revlog: handle errors from index_node() in nt_insert() and index_slice_del()
Martin von Zweigbergk <martinvonz@google.com>
parents:
37978
diff
changeset
|
1583 if (oldnode == NULL) |
514605777244
revlog: handle errors from index_node() in nt_insert() and index_slice_del()
Martin von Zweigbergk <martinvonz@google.com>
parents:
37978
diff
changeset
|
1584 return -1; |
46141
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
1585 if (!memcmp(oldnode, node, self->nodelen)) { |
38846
f738c502e43b
index: store nullrev as -1 in nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38845
diff
changeset
|
1586 n->children[k] = -rev - 2; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1587 return 0; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1588 } |
38940
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38939
diff
changeset
|
1589 noff = nt_new(self); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1590 if (noff == -1) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1591 return -1; |
38940
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38939
diff
changeset
|
1592 /* self->nodes may have been changed by realloc */ |
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38939
diff
changeset
|
1593 self->nodes[off].children[k] = noff; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1594 off = noff; |
38940
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38939
diff
changeset
|
1595 n = &self->nodes[off]; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1596 n->children[nt_level(oldnode, ++level)] = v; |
38940
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38939
diff
changeset
|
1597 if (level > self->depth) |
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38939
diff
changeset
|
1598 self->depth = level; |
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38939
diff
changeset
|
1599 self->splits += 1; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1600 } else { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1601 level += 1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1602 off = v; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1603 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1604 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1605 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1606 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1607 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1608 |
39291
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
1609 static PyObject *ntobj_insert(nodetreeObject *self, PyObject *args) |
39226
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1610 { |
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1611 Py_ssize_t rev; |
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1612 const char *node; |
39227
42cc76d0f836
cext: fix revlog compiler error on Windows
Matt Harbison <matt_harbison@yahoo.com>
parents:
39226
diff
changeset
|
1613 Py_ssize_t length; |
39226
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1614 if (!PyArg_ParseTuple(args, "n", &rev)) |
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1615 return NULL; |
39291
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
1616 length = index_length(self->nt.index); |
39226
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1617 if (rev < 0 || rev >= length) { |
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1618 PyErr_SetString(PyExc_ValueError, "revlog index out of range"); |
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1619 return NULL; |
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1620 } |
39291
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
1621 node = index_node_existing(self->nt.index, rev); |
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
1622 if (nt_insert(&self->nt, node, (int)rev) == -1) |
39226
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1623 return NULL; |
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1624 Py_RETURN_NONE; |
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1625 } |
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1626 |
38940
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38939
diff
changeset
|
1627 static int nt_delete_node(nodetree *self, const char *node) |
38845
f9fc59ea3135
index: create function for deleting node from nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38821
diff
changeset
|
1628 { |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1629 /* rev==-2 happens to get encoded as 0, which is interpreted as not set |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1630 */ |
38846
f738c502e43b
index: store nullrev as -1 in nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38845
diff
changeset
|
1631 return nt_insert(self, node, -2); |
38845
f9fc59ea3135
index: create function for deleting node from nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38821
diff
changeset
|
1632 } |
f9fc59ea3135
index: create function for deleting node from nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38821
diff
changeset
|
1633 |
38941
c0b6a7c78a21
index: split up nt_init() in two
Martin von Zweigbergk <martinvonz@google.com>
parents:
38940
diff
changeset
|
1634 static int nt_init(nodetree *self, indexObject *index, unsigned capacity) |
c0b6a7c78a21
index: split up nt_init() in two
Martin von Zweigbergk <martinvonz@google.com>
parents:
38940
diff
changeset
|
1635 { |
39225
fcaffbd7e635
index: fix a comment about overflow-checking
Martin von Zweigbergk <martinvonz@google.com>
parents:
39219
diff
changeset
|
1636 /* Initialize before overflow-checking to avoid nt_dealloc() crash. */ |
39218
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
1637 self->nodes = NULL; |
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
1638 |
38941
c0b6a7c78a21
index: split up nt_init() in two
Martin von Zweigbergk <martinvonz@google.com>
parents:
38940
diff
changeset
|
1639 self->index = index; |
39072
34eb999e29bf
index: make capacity argument to nt_init be measured in revisions
Martin von Zweigbergk <martinvonz@google.com>
parents:
39071
diff
changeset
|
1640 /* The input capacity is in terms of revisions, while the field is in |
34eb999e29bf
index: make capacity argument to nt_init be measured in revisions
Martin von Zweigbergk <martinvonz@google.com>
parents:
39071
diff
changeset
|
1641 * terms of nodetree nodes. */ |
34eb999e29bf
index: make capacity argument to nt_init be measured in revisions
Martin von Zweigbergk <martinvonz@google.com>
parents:
39071
diff
changeset
|
1642 self->capacity = (capacity < 4 ? 4 : capacity / 2); |
46141
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
1643 self->nodelen = index->nodelen; |
38941
c0b6a7c78a21
index: split up nt_init() in two
Martin von Zweigbergk <martinvonz@google.com>
parents:
38940
diff
changeset
|
1644 self->depth = 0; |
c0b6a7c78a21
index: split up nt_init() in two
Martin von Zweigbergk <martinvonz@google.com>
parents:
38940
diff
changeset
|
1645 self->splits = 0; |
39070
4dd92a15fcca
index: move check for too large capacity into nt_init()
Martin von Zweigbergk <martinvonz@google.com>
parents:
39069
diff
changeset
|
1646 if ((size_t)self->capacity > INT_MAX / sizeof(nodetreenode)) { |
4dd92a15fcca
index: move check for too large capacity into nt_init()
Martin von Zweigbergk <martinvonz@google.com>
parents:
39069
diff
changeset
|
1647 PyErr_SetString(PyExc_ValueError, "overflow in init_nt"); |
4dd92a15fcca
index: move check for too large capacity into nt_init()
Martin von Zweigbergk <martinvonz@google.com>
parents:
39069
diff
changeset
|
1648 return -1; |
4dd92a15fcca
index: move check for too large capacity into nt_init()
Martin von Zweigbergk <martinvonz@google.com>
parents:
39069
diff
changeset
|
1649 } |
38941
c0b6a7c78a21
index: split up nt_init() in two
Martin von Zweigbergk <martinvonz@google.com>
parents:
38940
diff
changeset
|
1650 self->nodes = calloc(self->capacity, sizeof(nodetreenode)); |
c0b6a7c78a21
index: split up nt_init() in two
Martin von Zweigbergk <martinvonz@google.com>
parents:
38940
diff
changeset
|
1651 if (self->nodes == NULL) { |
c0b6a7c78a21
index: split up nt_init() in two
Martin von Zweigbergk <martinvonz@google.com>
parents:
38940
diff
changeset
|
1652 PyErr_NoMemory(); |
c0b6a7c78a21
index: split up nt_init() in two
Martin von Zweigbergk <martinvonz@google.com>
parents:
38940
diff
changeset
|
1653 return -1; |
c0b6a7c78a21
index: split up nt_init() in two
Martin von Zweigbergk <martinvonz@google.com>
parents:
38940
diff
changeset
|
1654 } |
c0b6a7c78a21
index: split up nt_init() in two
Martin von Zweigbergk <martinvonz@google.com>
parents:
38940
diff
changeset
|
1655 self->length = 1; |
c0b6a7c78a21
index: split up nt_init() in two
Martin von Zweigbergk <martinvonz@google.com>
parents:
38940
diff
changeset
|
1656 return 0; |
c0b6a7c78a21
index: split up nt_init() in two
Martin von Zweigbergk <martinvonz@google.com>
parents:
38940
diff
changeset
|
1657 } |
c0b6a7c78a21
index: split up nt_init() in two
Martin von Zweigbergk <martinvonz@google.com>
parents:
38940
diff
changeset
|
1658 |
39291
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
1659 static int ntobj_init(nodetreeObject *self, PyObject *args) |
39218
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
1660 { |
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
1661 PyObject *index; |
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
1662 unsigned capacity; |
40860
18a8def6e1b5
revlog: rename indexType to HgRevlogIndex_Type as it's a global symbol
Yuya Nishihara <yuya@tcha.org>
parents:
40859
diff
changeset
|
1663 if (!PyArg_ParseTuple(args, "O!I", &HgRevlogIndex_Type, &index, |
18a8def6e1b5
revlog: rename indexType to HgRevlogIndex_Type as it's a global symbol
Yuya Nishihara <yuya@tcha.org>
parents:
40859
diff
changeset
|
1664 &capacity)) |
39218
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
1665 return -1; |
39291
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
1666 Py_INCREF(index); |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1667 return nt_init(&self->nt, (indexObject *)index, capacity); |
39218
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
1668 } |
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
1669 |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1670 static int nt_partialmatch(nodetree *self, const char *node, Py_ssize_t nodelen) |
38943
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1671 { |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1672 return nt_find(self, node, nodelen, 1); |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1673 } |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1674 |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1675 /* |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1676 * Find the length of the shortest unique prefix of node. |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1677 * |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1678 * Return values: |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1679 * |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1680 * -3: error (exception set) |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1681 * -2: not found (no exception set) |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1682 * rest: length of shortest prefix |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1683 */ |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1684 static int nt_shortest(nodetree *self, const char *node) |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1685 { |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1686 int level, off; |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1687 |
46141
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
1688 for (level = off = 0; level < 2 * self->nodelen; level++) { |
38943
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1689 int k, v; |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1690 nodetreenode *n = &self->nodes[off]; |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1691 k = nt_level(node, level); |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1692 v = n->children[k]; |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1693 if (v < 0) { |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1694 const char *n; |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1695 v = -(v + 2); |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1696 n = index_node_existing(self->index, v); |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1697 if (n == NULL) |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1698 return -3; |
46141
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
1699 if (memcmp(node, n, self->nodelen) != 0) |
38943
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1700 /* |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1701 * Found a unique prefix, but it wasn't for the |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1702 * requested node (i.e the requested node does |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1703 * not exist). |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1704 */ |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1705 return -2; |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1706 return level + 1; |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1707 } |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1708 if (v == 0) |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1709 return -2; |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1710 off = v; |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1711 } |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1712 /* |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1713 * The node was still not unique after 40 hex digits, so this won't |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1714 * happen. Also, if we get here, then there's a programming error in |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1715 * this file that made us insert a node longer than 40 hex digits. |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1716 */ |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1717 PyErr_SetString(PyExc_Exception, "broken node tree"); |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1718 return -3; |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1719 } |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1720 |
39291
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
1721 static PyObject *ntobj_shortest(nodetreeObject *self, PyObject *args) |
39226
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1722 { |
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1723 PyObject *val; |
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1724 char *node; |
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1725 int length; |
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1726 |
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1727 if (!PyArg_ParseTuple(args, "O", &val)) |
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1728 return NULL; |
46141
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
1729 if (node_check(self->nt.nodelen, val, &node) == -1) |
39226
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1730 return NULL; |
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1731 |
39291
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
1732 length = nt_shortest(&self->nt, node); |
39226
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1733 if (length == -3) |
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1734 return NULL; |
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1735 if (length == -2) { |
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1736 raise_revlog_error(); |
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1737 return NULL; |
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1738 } |
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1739 return PyInt_FromLong(length); |
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1740 } |
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1741 |
39218
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
1742 static void nt_dealloc(nodetree *self) |
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
1743 { |
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
1744 free(self->nodes); |
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
1745 self->nodes = NULL; |
39291
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
1746 } |
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
1747 |
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
1748 static void ntobj_dealloc(nodetreeObject *self) |
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
1749 { |
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
1750 Py_XDECREF(self->nt.index); |
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
1751 nt_dealloc(&self->nt); |
39218
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
1752 PyObject_Del(self); |
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
1753 } |
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
1754 |
39291
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
1755 static PyMethodDef ntobj_methods[] = { |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1756 {"insert", (PyCFunction)ntobj_insert, METH_VARARGS, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1757 "insert an index entry"}, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1758 {"shortest", (PyCFunction)ntobj_shortest, METH_VARARGS, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1759 "find length of shortest hex nodeid of a binary ID"}, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1760 {NULL} /* Sentinel */ |
39226
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1761 }; |
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39225
diff
changeset
|
1762 |
39218
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
1763 static PyTypeObject nodetreeType = { |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1764 PyVarObject_HEAD_INIT(NULL, 0) /* header */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1765 "parsers.nodetree", /* tp_name */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1766 sizeof(nodetreeObject), /* tp_basicsize */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1767 0, /* tp_itemsize */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1768 (destructor)ntobj_dealloc, /* tp_dealloc */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1769 0, /* tp_print */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1770 0, /* tp_getattr */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1771 0, /* tp_setattr */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1772 0, /* tp_compare */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1773 0, /* tp_repr */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1774 0, /* tp_as_number */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1775 0, /* tp_as_sequence */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1776 0, /* tp_as_mapping */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1777 0, /* tp_hash */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1778 0, /* tp_call */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1779 0, /* tp_str */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1780 0, /* tp_getattro */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1781 0, /* tp_setattro */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1782 0, /* tp_as_buffer */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1783 Py_TPFLAGS_DEFAULT, /* tp_flags */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1784 "nodetree", /* tp_doc */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1785 0, /* tp_traverse */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1786 0, /* tp_clear */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1787 0, /* tp_richcompare */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1788 0, /* tp_weaklistoffset */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1789 0, /* tp_iter */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1790 0, /* tp_iternext */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1791 ntobj_methods, /* tp_methods */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1792 0, /* tp_members */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1793 0, /* tp_getset */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1794 0, /* tp_base */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1795 0, /* tp_dict */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1796 0, /* tp_descr_get */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1797 0, /* tp_descr_set */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1798 0, /* tp_dictoffset */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1799 (initproc)ntobj_init, /* tp_init */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
1800 0, /* tp_alloc */ |
39218
b85b377e7fc2
index: make node tree a Python object
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39075
diff
changeset
|
1801 }; |
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
1802 |
38941
c0b6a7c78a21
index: split up nt_init() in two
Martin von Zweigbergk <martinvonz@google.com>
parents:
38940
diff
changeset
|
1803 static int index_init_nt(indexObject *self) |
16615
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
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|
1804 { |
39291
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
1805 if (!self->ntinitialized) { |
45936
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
1806 if (nt_init(&self->nt, self, (int)self->length) == -1) { |
39291
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
1807 nt_dealloc(&self->nt); |
38912
d1bc0e7c862b
index: extract a type for the nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38911
diff
changeset
|
1808 return -1; |
d1bc0e7c862b
index: extract a type for the nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38911
diff
changeset
|
1809 } |
39291
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
1810 if (nt_insert(&self->nt, nullid, -1) == -1) { |
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
1811 nt_dealloc(&self->nt); |
16615
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1812 return -1; |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1813 } |
39291
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
1814 self->ntinitialized = 1; |
38851
781b2720d2ac
index: don't include nullid in len()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38850
diff
changeset
|
1815 self->ntrev = (int)index_length(self); |
16615
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1816 self->ntlookups = 1; |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1817 self->ntmisses = 0; |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1818 } |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1819 return 0; |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1820 } |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1821 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
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|
1822 /* |
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1823 * Return values: |
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1824 * |
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1825 * -3: error (exception set) |
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1826 * -2: not found (no exception set) |
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1827 * rest: valid rev |
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1828 */ |
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Joerg Sonnenberger <joerg@bec.de>
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|
1829 static int index_find_node(indexObject *self, const char *node) |
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1830 { |
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|
1831 int rev; |
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|
1832 |
38941
c0b6a7c78a21
index: split up nt_init() in two
Martin von Zweigbergk <martinvonz@google.com>
parents:
38940
diff
changeset
|
1833 if (index_init_nt(self) == -1) |
38820
44bbc89ec5e0
revlog: remove micro-optimization for looking up only nullid
Martin von Zweigbergk <martinvonz@google.com>
parents:
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diff
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|
1834 return -3; |
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revlog: remove micro-optimization for looking up only nullid
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|
1835 |
16414
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|
1836 self->ntlookups++; |
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Joerg Sonnenberger <joerg@bec.de>
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|
1837 rev = nt_find(&self->nt, node, self->nodelen, 0); |
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1838 if (rev >= -1) |
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|
1839 return rev; |
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1840 |
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|
1841 /* |
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1842 * For the first handful of lookups, we scan the entire index, |
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1843 * and cache only the matching nodes. This optimizes for cases |
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1844 * like "hg tip", where only a few nodes are accessed. |
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1845 * |
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1846 * After that, we cache every node we visit, using a single |
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1847 * scan amortized over multiple lookups. This gives the best |
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1848 * bulk performance, e.g. for "hg log". |
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1849 */ |
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1850 if (self->ntmisses++ < 4) { |
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|
1851 for (rev = self->ntrev - 1; rev >= 0; rev--) { |
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revlog: don't say "not found" on internal error
Martin von Zweigbergk <martinvonz@google.com>
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|
1852 const char *n = index_node_existing(self, rev); |
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1853 if (n == NULL) |
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|
1854 return -3; |
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1855 if (memcmp(node, n, self->nodelen) == 0) { |
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diff
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|
1856 if (nt_insert(&self->nt, n, rev) == -1) |
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|
1857 return -3; |
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1858 break; |
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1859 } |
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1860 } |
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1861 } else { |
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1862 for (rev = self->ntrev - 1; rev >= 0; rev--) { |
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|
1863 const char *n = index_node_existing(self, rev); |
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|
1864 if (n == NULL) |
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|
1865 return -3; |
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|
1866 if (nt_insert(&self->nt, n, rev) == -1) { |
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Bryan O'Sullivan <bryano@fb.com>
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|
1867 self->ntrev = rev + 1; |
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1868 return -3; |
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|
1869 } |
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1870 if (memcmp(node, n, self->nodelen) == 0) { |
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|
1871 break; |
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|
1872 } |
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|
1873 } |
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1874 self->ntrev = rev; |
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1875 } |
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|
1876 |
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1877 if (rev >= 0) |
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|
1878 return rev; |
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1879 return -2; |
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1880 } |
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1881 |
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1882 static PyObject *index_getitem(indexObject *self, PyObject *value) |
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1883 { |
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1884 char *node; |
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1885 int rev; |
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|
1886 |
40598
fa33196088c4
revlog: replace PyInt_AS_LONG with a more portable helper function
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|
1887 if (PyInt_Check(value)) { |
fa33196088c4
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|
1888 long idx; |
fa33196088c4
revlog: replace PyInt_AS_LONG with a more portable helper function
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|
1889 if (!pylong_to_long(value, &idx)) { |
fa33196088c4
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|
1890 return NULL; |
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|
1891 } |
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Augie Fackler <augie@google.com>
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|
1892 return index_get(self, idx); |
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|
1893 } |
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|
1894 |
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|
1895 if (node_check(self->nodelen, value, &node) == -1) |
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|
1896 return NULL; |
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|
1897 rev = index_find_node(self, node); |
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1898 if (rev >= -1) |
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|
1899 return PyInt_FromLong(rev); |
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1900 if (rev == -2) |
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|
1901 raise_revlog_error(); |
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|
1902 return NULL; |
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|
1903 } |
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|
1904 |
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|
1905 /* |
9c6d1d41b3e6
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|
1906 * Fully populate the radix tree. |
9c6d1d41b3e6
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|
1907 */ |
40562
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Augie Fackler <augie@google.com>
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|
1908 static int index_populate_nt(indexObject *self) |
e5ad3ef90aa1
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Augie Fackler <augie@google.com>
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|
1909 { |
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|
1910 int rev; |
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|
1911 if (self->ntrev > 0) { |
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|
1912 for (rev = self->ntrev - 1; rev >= 0; rev--) { |
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|
1913 const char *n = index_node_existing(self, rev); |
9c6d1d41b3e6
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|
1914 if (n == NULL) |
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|
1915 return -1; |
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|
1916 if (nt_insert(&self->nt, n, rev) == -1) |
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|
1917 return -1; |
9c6d1d41b3e6
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|
1918 } |
37930
892592475094
revlog: use literal -1 instead of variable that always has that value
Martin von Zweigbergk <martinvonz@google.com>
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37929
diff
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|
1919 self->ntrev = -1; |
37929
9c6d1d41b3e6
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|
1920 } |
9c6d1d41b3e6
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|
1921 return 0; |
9c6d1d41b3e6
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|
1922 } |
9c6d1d41b3e6
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|
1923 |
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|
1924 static PyObject *index_partialmatch(indexObject *self, PyObject *args) |
e410be860393
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|
1925 { |
e410be860393
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Bryan O'Sullivan <bryano@fb.com>
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diff
changeset
|
1926 const char *fullnode; |
42067
b01bbb8ff1f2
cext: make revlog.c PY_SSIZE_T_CLEAN
Gregory Szorc <gregory.szorc@gmail.com>
parents:
41283
diff
changeset
|
1927 Py_ssize_t nodelen; |
16665
e410be860393
revlog: speed up prefix matching against nodes
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diff
changeset
|
1928 char *node; |
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changeset
|
1929 int rev, i; |
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Bryan O'Sullivan <bryano@fb.com>
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changeset
|
1930 |
36620
186c6df3a373
py3: bulk-replace 'const char*' format specifier passed to PyArg_ParseTuple*()
Yuya Nishihara <yuya@tcha.org>
parents:
36619
diff
changeset
|
1931 if (!PyArg_ParseTuple(args, PY23("s#", "y#"), &node, &nodelen)) |
16665
e410be860393
revlog: speed up prefix matching against nodes
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|
1932 return NULL; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
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changeset
|
1933 |
37858
92ed344a9e64
revlog: use radix tree also for matching keys shorter than 4 hex digits
Martin von Zweigbergk <martinvonz@google.com>
parents:
36623
diff
changeset
|
1934 if (nodelen < 1) { |
16665
e410be860393
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parents:
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diff
changeset
|
1935 PyErr_SetString(PyExc_ValueError, "key too short"); |
e410be860393
revlog: speed up prefix matching against nodes
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parents:
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diff
changeset
|
1936 return NULL; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1937 } |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1938 |
46141
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
1939 if (nodelen > 2 * self->nodelen) { |
17353
bde1185f406c
revlog: don't try to partialmatch strings those length > 40
sorcerer
parents:
17165
diff
changeset
|
1940 PyErr_SetString(PyExc_ValueError, "key too long"); |
bde1185f406c
revlog: don't try to partialmatch strings those length > 40
sorcerer
parents:
17165
diff
changeset
|
1941 return NULL; |
bde1185f406c
revlog: don't try to partialmatch strings those length > 40
sorcerer
parents:
17165
diff
changeset
|
1942 } |
16665
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1943 |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
1944 for (i = 0; i < nodelen; i++) |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1945 hexdigit(node, i); |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1946 if (PyErr_Occurred()) { |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1947 /* input contains non-hex characters */ |
e410be860393
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parents:
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diff
changeset
|
1948 PyErr_Clear(); |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1949 Py_RETURN_NONE; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1950 } |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
1951 |
38941
c0b6a7c78a21
index: split up nt_init() in two
Martin von Zweigbergk <martinvonz@google.com>
parents:
38940
diff
changeset
|
1952 if (index_init_nt(self) == -1) |
38911
2aa4f06c1e91
index: make "nt_*" functions work on an initialized nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38868
diff
changeset
|
1953 return NULL; |
38942
3e74c01102af
index: rename "nt_*(indexObject *self,...)" functions to "index_*"
Martin von Zweigbergk <martinvonz@google.com>
parents:
38941
diff
changeset
|
1954 if (index_populate_nt(self) == -1) |
38911
2aa4f06c1e91
index: make "nt_*" functions work on an initialized nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38868
diff
changeset
|
1955 return NULL; |
39291
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
1956 rev = nt_partialmatch(&self->nt, node, nodelen); |
16665
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
1957 |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
1958 switch (rev) { |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1959 case -4: |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1960 raise_revlog_error(); |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1961 return NULL; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1962 case -2: |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1963 Py_RETURN_NONE; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
1964 case -1: |
46141
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
1965 return PyBytes_FromStringAndSize(nullid, self->nodelen); |
16665
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1966 } |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1967 |
37860
a91f31a1e281
revlog: extract function for getting node from known-to-exist rev
Martin von Zweigbergk <martinvonz@google.com>
parents:
37858
diff
changeset
|
1968 fullnode = index_node_existing(self, rev); |
16665
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1969 if (fullnode == NULL) { |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1970 return NULL; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1971 } |
46141
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
1972 return PyBytes_FromStringAndSize(fullnode, self->nodelen); |
16665
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1973 } |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1974 |
37968
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1975 static PyObject *index_shortest(indexObject *self, PyObject *args) |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1976 { |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1977 PyObject *val; |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1978 char *node; |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1979 int length; |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1980 |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1981 if (!PyArg_ParseTuple(args, "O", &val)) |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1982 return NULL; |
46141
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
1983 if (node_check(self->nodelen, val, &node) == -1) |
37968
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1984 return NULL; |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1985 |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1986 self->ntlookups++; |
38941
c0b6a7c78a21
index: split up nt_init() in two
Martin von Zweigbergk <martinvonz@google.com>
parents:
38940
diff
changeset
|
1987 if (index_init_nt(self) == -1) |
38911
2aa4f06c1e91
index: make "nt_*" functions work on an initialized nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38868
diff
changeset
|
1988 return NULL; |
38942
3e74c01102af
index: rename "nt_*(indexObject *self,...)" functions to "index_*"
Martin von Zweigbergk <martinvonz@google.com>
parents:
38941
diff
changeset
|
1989 if (index_populate_nt(self) == -1) |
38911
2aa4f06c1e91
index: make "nt_*" functions work on an initialized nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38868
diff
changeset
|
1990 return NULL; |
39291
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
1991 length = nt_shortest(&self->nt, node); |
37968
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1992 if (length == -3) |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1993 return NULL; |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1994 if (length == -2) { |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1995 raise_revlog_error(); |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1996 return NULL; |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1997 } |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1998 return PyInt_FromLong(length); |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1999 } |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
2000 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2001 static PyObject *index_m_get(indexObject *self, PyObject *args) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2002 { |
16679
2950d186a927
parsers: strictly check for 20-byte hashes where they're required
Bryan O'Sullivan <bryano@fb.com>
parents:
16641
diff
changeset
|
2003 PyObject *val; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2004 char *node; |
16679
2950d186a927
parsers: strictly check for 20-byte hashes where they're required
Bryan O'Sullivan <bryano@fb.com>
parents:
16641
diff
changeset
|
2005 int rev; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2006 |
16679
2950d186a927
parsers: strictly check for 20-byte hashes where they're required
Bryan O'Sullivan <bryano@fb.com>
parents:
16641
diff
changeset
|
2007 if (!PyArg_ParseTuple(args, "O", &val)) |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2008 return NULL; |
46141
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
2009 if (node_check(self->nodelen, val, &node) == -1) |
16679
2950d186a927
parsers: strictly check for 20-byte hashes where they're required
Bryan O'Sullivan <bryano@fb.com>
parents:
16641
diff
changeset
|
2010 return NULL; |
46141
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
2011 rev = index_find_node(self, node); |
27638
90e3c5129226
cleanup: remove superfluous space after space after equals (C)
timeless <timeless@mozdev.org>
parents:
27592
diff
changeset
|
2012 if (rev == -3) |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2013 return NULL; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2014 if (rev == -2) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2015 Py_RETURN_NONE; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2016 return PyInt_FromLong(rev); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2017 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2018 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2019 static int index_contains(indexObject *self, PyObject *value) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2020 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2021 char *node; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2022 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2023 if (PyInt_Check(value)) { |
40598
fa33196088c4
revlog: replace PyInt_AS_LONG with a more portable helper function
Augie Fackler <augie@google.com>
parents:
40562
diff
changeset
|
2024 long rev; |
fa33196088c4
revlog: replace PyInt_AS_LONG with a more portable helper function
Augie Fackler <augie@google.com>
parents:
40562
diff
changeset
|
2025 if (!pylong_to_long(value, &rev)) { |
fa33196088c4
revlog: replace PyInt_AS_LONG with a more portable helper function
Augie Fackler <augie@google.com>
parents:
40562
diff
changeset
|
2026 return -1; |
fa33196088c4
revlog: replace PyInt_AS_LONG with a more portable helper function
Augie Fackler <augie@google.com>
parents:
40562
diff
changeset
|
2027 } |
38866
aa33988ad8ab
index: return False for "len(index) in index"
Martin von Zweigbergk <martinvonz@google.com>
parents:
38852
diff
changeset
|
2028 return rev >= -1 && rev < index_length(self); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2029 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2030 |
46141
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
2031 if (node_check(self->nodelen, value, &node) == -1) |
16679
2950d186a927
parsers: strictly check for 20-byte hashes where they're required
Bryan O'Sullivan <bryano@fb.com>
parents:
16641
diff
changeset
|
2032 return -1; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2033 |
46141
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
2034 switch (index_find_node(self, node)) { |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2035 case -3: |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2036 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2037 case -2: |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2038 return 0; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2039 default: |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2040 return 1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2041 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2042 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2043 |
43534
0c659fc20207
index: add a `has_node` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43532
diff
changeset
|
2044 static PyObject *index_m_has_node(indexObject *self, PyObject *args) |
0c659fc20207
index: add a `has_node` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43532
diff
changeset
|
2045 { |
0c659fc20207
index: add a `has_node` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43532
diff
changeset
|
2046 int ret = index_contains(self, args); |
0c659fc20207
index: add a `has_node` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43532
diff
changeset
|
2047 if (ret < 0) |
0c659fc20207
index: add a `has_node` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43532
diff
changeset
|
2048 return NULL; |
0c659fc20207
index: add a `has_node` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43532
diff
changeset
|
2049 return PyBool_FromLong((long)ret); |
0c659fc20207
index: add a `has_node` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43532
diff
changeset
|
2050 } |
0c659fc20207
index: add a `has_node` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43532
diff
changeset
|
2051 |
43552
bd87114ce341
index: add a `rev` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43534
diff
changeset
|
2052 static PyObject *index_m_rev(indexObject *self, PyObject *val) |
bd87114ce341
index: add a `rev` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43534
diff
changeset
|
2053 { |
bd87114ce341
index: add a `rev` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43534
diff
changeset
|
2054 char *node; |
bd87114ce341
index: add a `rev` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43534
diff
changeset
|
2055 int rev; |
bd87114ce341
index: add a `rev` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43534
diff
changeset
|
2056 |
46141
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
2057 if (node_check(self->nodelen, val, &node) == -1) |
43552
bd87114ce341
index: add a `rev` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43534
diff
changeset
|
2058 return NULL; |
46141
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
2059 rev = index_find_node(self, node); |
43552
bd87114ce341
index: add a `rev` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43534
diff
changeset
|
2060 if (rev >= -1) |
bd87114ce341
index: add a `rev` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43534
diff
changeset
|
2061 return PyInt_FromLong(rev); |
bd87114ce341
index: add a `rev` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43534
diff
changeset
|
2062 if (rev == -2) |
bd87114ce341
index: add a `rev` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43534
diff
changeset
|
2063 raise_revlog_error(); |
bd87114ce341
index: add a `rev` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43534
diff
changeset
|
2064 return NULL; |
bd87114ce341
index: add a `rev` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43534
diff
changeset
|
2065 } |
bd87114ce341
index: add a `rev` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43534
diff
changeset
|
2066 |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2067 typedef uint64_t bitmask; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2068 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2069 /* |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2070 * Given a disjoint set of revs, return all candidates for the |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2071 * greatest common ancestor. In revset notation, this is the set |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2072 * "heads(::a and ::b and ...)" |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2073 */ |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2074 static PyObject *find_gca_candidates(indexObject *self, const int *revs, |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2075 int revcount) |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2076 { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2077 const bitmask allseen = (1ull << revcount) - 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2078 const bitmask poison = 1ull << revcount; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2079 PyObject *gca = PyList_New(0); |
20555
4add43865a9b
ancestors: remove unnecessary handling of 'left'
Mads Kiilerich <madski@unity3d.com>
parents:
20554
diff
changeset
|
2080 int i, v, interesting; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2081 int maxrev = -1; |
22399
9f490afcb067
parsers: use bitmask type consistently in find_gca_candidates
Henrik Stuart <hg@hstuart.dk>
parents:
21871
diff
changeset
|
2082 bitmask sp; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2083 bitmask *seen; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2084 |
19727
3d07b4a2f743
parsers: correctly handle a failed allocation
Bryan O'Sullivan <bryano@fb.com>
parents:
19726
diff
changeset
|
2085 if (gca == NULL) |
3d07b4a2f743
parsers: correctly handle a failed allocation
Bryan O'Sullivan <bryano@fb.com>
parents:
19726
diff
changeset
|
2086 return PyErr_NoMemory(); |
3d07b4a2f743
parsers: correctly handle a failed allocation
Bryan O'Sullivan <bryano@fb.com>
parents:
19726
diff
changeset
|
2087 |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2088 for (i = 0; i < revcount; i++) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2089 if (revs[i] > maxrev) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2090 maxrev = revs[i]; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2091 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2092 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2093 seen = calloc(sizeof(*seen), maxrev + 1); |
19727
3d07b4a2f743
parsers: correctly handle a failed allocation
Bryan O'Sullivan <bryano@fb.com>
parents:
19726
diff
changeset
|
2094 if (seen == NULL) { |
3d07b4a2f743
parsers: correctly handle a failed allocation
Bryan O'Sullivan <bryano@fb.com>
parents:
19726
diff
changeset
|
2095 Py_DECREF(gca); |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2096 return PyErr_NoMemory(); |
19727
3d07b4a2f743
parsers: correctly handle a failed allocation
Bryan O'Sullivan <bryano@fb.com>
parents:
19726
diff
changeset
|
2097 } |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2098 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2099 for (i = 0; i < revcount; i++) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2100 seen[revs[i]] = 1ull << i; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2101 |
20555
4add43865a9b
ancestors: remove unnecessary handling of 'left'
Mads Kiilerich <madski@unity3d.com>
parents:
20554
diff
changeset
|
2102 interesting = revcount; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2103 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2104 for (v = maxrev; v >= 0 && interesting; v--) { |
22399
9f490afcb067
parsers: use bitmask type consistently in find_gca_candidates
Henrik Stuart <hg@hstuart.dk>
parents:
21871
diff
changeset
|
2105 bitmask sv = seen[v]; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2106 int parents[2]; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2107 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2108 if (!sv) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2109 continue; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2110 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2111 if (sv < poison) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2112 interesting -= 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2113 if (sv == allseen) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2114 PyObject *obj = PyInt_FromLong(v); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2115 if (obj == NULL) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2116 goto bail; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2117 if (PyList_Append(gca, obj) == -1) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2118 Py_DECREF(obj); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2119 goto bail; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2120 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2121 sv |= poison; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2122 for (i = 0; i < revcount; i++) { |
20555
4add43865a9b
ancestors: remove unnecessary handling of 'left'
Mads Kiilerich <madski@unity3d.com>
parents:
20554
diff
changeset
|
2123 if (revs[i] == v) |
4add43865a9b
ancestors: remove unnecessary handling of 'left'
Mads Kiilerich <madski@unity3d.com>
parents:
20554
diff
changeset
|
2124 goto done; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2125 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2126 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2127 } |
25810
82d6a35cf432
parsers: fix buffer overflow by invalid parent revision read from revlog
Yuya Nishihara <yuya@tcha.org>
parents:
25584
diff
changeset
|
2128 if (index_get_parents(self, v, parents, maxrev) < 0) |
82d6a35cf432
parsers: fix buffer overflow by invalid parent revision read from revlog
Yuya Nishihara <yuya@tcha.org>
parents:
25584
diff
changeset
|
2129 goto bail; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2130 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2131 for (i = 0; i < 2; i++) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2132 int p = parents[i]; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2133 if (p == -1) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2134 continue; |
19030
48d6f436363e
parsers: fix variable declaration position issue
Matt Mackall <mpm@selenic.com>
parents:
18988
diff
changeset
|
2135 sp = seen[p]; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2136 if (sv < poison) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2137 if (sp == 0) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2138 seen[p] = sv; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2139 interesting++; |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2140 } else if (sp != sv) |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2141 seen[p] |= sv; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2142 } else { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2143 if (sp && sp < poison) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2144 interesting--; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2145 seen[p] = sv; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2146 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2147 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2148 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2149 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2150 done: |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2151 free(seen); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2152 return gca; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2153 bail: |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2154 free(seen); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2155 Py_XDECREF(gca); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2156 return NULL; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2157 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2158 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2159 /* |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2160 * Given a disjoint set of revs, return the subset with the longest |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2161 * path to the root. |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2162 */ |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2163 static PyObject *find_deepest(indexObject *self, PyObject *revs) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2164 { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2165 const Py_ssize_t revcount = PyList_GET_SIZE(revs); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2166 static const Py_ssize_t capacity = 24; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2167 int *depth, *interesting = NULL; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2168 int i, j, v, ninteresting; |
21730
8da100383dc3
parsers.c: fix a couple of memory leaks
Danek Duvall <danek.duvall@oracle.com>
parents:
21103
diff
changeset
|
2169 PyObject *dict = NULL, *keys = NULL; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2170 long *seen = NULL; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2171 int maxrev = -1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2172 long final; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2173 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2174 if (revcount > capacity) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2175 PyErr_Format(PyExc_OverflowError, |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2176 "bitset size (%ld) > capacity (%ld)", |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2177 (long)revcount, (long)capacity); |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2178 return NULL; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2179 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2180 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2181 for (i = 0; i < revcount; i++) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2182 int n = (int)PyInt_AsLong(PyList_GET_ITEM(revs, i)); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2183 if (n > maxrev) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2184 maxrev = n; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2185 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2186 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2187 depth = calloc(sizeof(*depth), maxrev + 1); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2188 if (depth == NULL) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2189 return PyErr_NoMemory(); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2190 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2191 seen = calloc(sizeof(*seen), maxrev + 1); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2192 if (seen == NULL) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2193 PyErr_NoMemory(); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2194 goto bail; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2195 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2196 |
39073
beab6690f202
cext: fix Windows warning about implicit conversion of 32-bit shift to 64 bit
Matt Harbison <matt_harbison@yahoo.com>
parents:
39072
diff
changeset
|
2197 interesting = calloc(sizeof(*interesting), ((size_t)1) << revcount); |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2198 if (interesting == NULL) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2199 PyErr_NoMemory(); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2200 goto bail; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2201 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2202 |
19502
8704477ad3b6
ancestor.deepest: sort revs in C version
Siddharth Agarwal <sid0@fb.com>
parents:
19062
diff
changeset
|
2203 if (PyList_Sort(revs) == -1) |
8704477ad3b6
ancestor.deepest: sort revs in C version
Siddharth Agarwal <sid0@fb.com>
parents:
19062
diff
changeset
|
2204 goto bail; |
8704477ad3b6
ancestor.deepest: sort revs in C version
Siddharth Agarwal <sid0@fb.com>
parents:
19062
diff
changeset
|
2205 |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2206 for (i = 0; i < revcount; i++) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2207 int n = (int)PyInt_AsLong(PyList_GET_ITEM(revs, i)); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2208 long b = 1l << i; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2209 depth[n] = 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2210 seen[n] = b; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2211 interesting[b] = 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2212 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2213 |
33475
f501322512b6
parsers: fix invariant bug in find_deepest (issue5623)
Sune Foldager <cryo@cyanite.org>
parents:
33174
diff
changeset
|
2214 /* invariant: ninteresting is the number of non-zero entries in |
f501322512b6
parsers: fix invariant bug in find_deepest (issue5623)
Sune Foldager <cryo@cyanite.org>
parents:
33174
diff
changeset
|
2215 * interesting. */ |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2216 ninteresting = (int)revcount; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2217 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2218 for (v = maxrev; v >= 0 && ninteresting > 1; v--) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2219 int dv = depth[v]; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2220 int parents[2]; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2221 long sv; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2222 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2223 if (dv == 0) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2224 continue; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2225 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2226 sv = seen[v]; |
25810
82d6a35cf432
parsers: fix buffer overflow by invalid parent revision read from revlog
Yuya Nishihara <yuya@tcha.org>
parents:
25584
diff
changeset
|
2227 if (index_get_parents(self, v, parents, maxrev) < 0) |
82d6a35cf432
parsers: fix buffer overflow by invalid parent revision read from revlog
Yuya Nishihara <yuya@tcha.org>
parents:
25584
diff
changeset
|
2228 goto bail; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2229 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2230 for (i = 0; i < 2; i++) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2231 int p = parents[i]; |
27341
5042b999ef0a
parsers: narrow scope of a variable to be less confusing
Bryan O'Sullivan <bos@serpentine.com>
parents:
27226
diff
changeset
|
2232 long sp; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2233 int dp; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2234 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2235 if (p == -1) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2236 continue; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2237 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2238 dp = depth[p]; |
27341
5042b999ef0a
parsers: narrow scope of a variable to be less confusing
Bryan O'Sullivan <bos@serpentine.com>
parents:
27226
diff
changeset
|
2239 sp = seen[p]; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2240 if (dp <= dv) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2241 depth[p] = dv + 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2242 if (sp != sv) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2243 interesting[sv] += 1; |
27341
5042b999ef0a
parsers: narrow scope of a variable to be less confusing
Bryan O'Sullivan <bos@serpentine.com>
parents:
27226
diff
changeset
|
2244 seen[p] = sv; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2245 if (sp) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2246 interesting[sp] -= 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2247 if (interesting[sp] == 0) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2248 ninteresting -= 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2249 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2250 } |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2251 } else if (dv == dp - 1) { |
27341
5042b999ef0a
parsers: narrow scope of a variable to be less confusing
Bryan O'Sullivan <bos@serpentine.com>
parents:
27226
diff
changeset
|
2252 long nsp = sp | sv; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2253 if (nsp == sp) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2254 continue; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2255 seen[p] = nsp; |
19503
f2dfda6ac152
ancestor.deepest: decrement ninteresting correctly (issue3984)
Wei, Elson <elson.wei@gmail.com>
parents:
19502
diff
changeset
|
2256 interesting[sp] -= 1; |
33475
f501322512b6
parsers: fix invariant bug in find_deepest (issue5623)
Sune Foldager <cryo@cyanite.org>
parents:
33174
diff
changeset
|
2257 if (interesting[sp] == 0) |
19503
f2dfda6ac152
ancestor.deepest: decrement ninteresting correctly (issue3984)
Wei, Elson <elson.wei@gmail.com>
parents:
19502
diff
changeset
|
2258 ninteresting -= 1; |
33475
f501322512b6
parsers: fix invariant bug in find_deepest (issue5623)
Sune Foldager <cryo@cyanite.org>
parents:
33174
diff
changeset
|
2259 if (interesting[nsp] == 0) |
f501322512b6
parsers: fix invariant bug in find_deepest (issue5623)
Sune Foldager <cryo@cyanite.org>
parents:
33174
diff
changeset
|
2260 ninteresting += 1; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2261 interesting[nsp] += 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2262 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2263 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2264 interesting[sv] -= 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2265 if (interesting[sv] == 0) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2266 ninteresting -= 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2267 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2268 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2269 final = 0; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2270 j = ninteresting; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2271 for (i = 0; i < (int)(2 << revcount) && j > 0; i++) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2272 if (interesting[i] == 0) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2273 continue; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2274 final |= i; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2275 j -= 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2276 } |
21730
8da100383dc3
parsers.c: fix a couple of memory leaks
Danek Duvall <danek.duvall@oracle.com>
parents:
21103
diff
changeset
|
2277 if (final == 0) { |
8da100383dc3
parsers.c: fix a couple of memory leaks
Danek Duvall <danek.duvall@oracle.com>
parents:
21103
diff
changeset
|
2278 keys = PyList_New(0); |
8da100383dc3
parsers.c: fix a couple of memory leaks
Danek Duvall <danek.duvall@oracle.com>
parents:
21103
diff
changeset
|
2279 goto bail; |
8da100383dc3
parsers.c: fix a couple of memory leaks
Danek Duvall <danek.duvall@oracle.com>
parents:
21103
diff
changeset
|
2280 } |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2281 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2282 dict = PyDict_New(); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2283 if (dict == NULL) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2284 goto bail; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2285 |
19504
2fa303619b4d
ancestor.deepest: ignore ninteresting while building result (issue3984)
Siddharth Agarwal <sid0@fb.com>
parents:
19503
diff
changeset
|
2286 for (i = 0; i < revcount; i++) { |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2287 PyObject *key; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2288 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2289 if ((final & (1 << i)) == 0) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2290 continue; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2291 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2292 key = PyList_GET_ITEM(revs, i); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2293 Py_INCREF(key); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2294 Py_INCREF(Py_None); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2295 if (PyDict_SetItem(dict, key, Py_None) == -1) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2296 Py_DECREF(key); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2297 Py_DECREF(Py_None); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2298 goto bail; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2299 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2300 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2301 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2302 keys = PyDict_Keys(dict); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2303 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2304 bail: |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2305 free(depth); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2306 free(seen); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2307 free(interesting); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2308 Py_XDECREF(dict); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2309 |
21730
8da100383dc3
parsers.c: fix a couple of memory leaks
Danek Duvall <danek.duvall@oracle.com>
parents:
21103
diff
changeset
|
2310 return keys; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2311 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2312 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2313 /* |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2314 * Given a (possibly overlapping) set of revs, return all the |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2315 * common ancestors heads: heads(::args[0] and ::a[1] and ...) |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2316 */ |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2317 static PyObject *index_commonancestorsheads(indexObject *self, PyObject *args) |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2318 { |
21103
628c16489d1c
parsers: remove unnecessary gca variable in index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
21102
diff
changeset
|
2319 PyObject *ret = NULL; |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2320 Py_ssize_t argcount, i, len; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2321 bitmask repeat = 0; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2322 int revcount = 0; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2323 int *revs; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2324 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2325 argcount = PySequence_Length(args); |
31469
a43fd9ec2a39
parsers: use Python memory allocator in commonancestorsheads()
Gregory Szorc <gregory.szorc@gmail.com>
parents:
31426
diff
changeset
|
2326 revs = PyMem_Malloc(argcount * sizeof(*revs)); |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2327 if (argcount > 0 && revs == NULL) |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2328 return PyErr_NoMemory(); |
38851
781b2720d2ac
index: don't include nullid in len()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38850
diff
changeset
|
2329 len = index_length(self); |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2330 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2331 for (i = 0; i < argcount; i++) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2332 static const int capacity = 24; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2333 PyObject *obj = PySequence_GetItem(args, i); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2334 bitmask x; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2335 long val; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2336 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2337 if (!PyInt_Check(obj)) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2338 PyErr_SetString(PyExc_TypeError, |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2339 "arguments must all be ints"); |
23945
33d6aaf84c9e
parsers.c: fix a memory leak in index_commonancestorsheads
Augie Fackler <augie@google.com>
parents:
23944
diff
changeset
|
2340 Py_DECREF(obj); |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2341 goto bail; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2342 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2343 val = PyInt_AsLong(obj); |
23945
33d6aaf84c9e
parsers.c: fix a memory leak in index_commonancestorsheads
Augie Fackler <augie@google.com>
parents:
23944
diff
changeset
|
2344 Py_DECREF(obj); |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2345 if (val == -1) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2346 ret = PyList_New(0); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2347 goto done; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2348 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2349 if (val < 0 || val >= len) { |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2350 PyErr_SetString(PyExc_IndexError, "index out of range"); |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2351 goto bail; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2352 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2353 /* this cheesy bloom filter lets us avoid some more |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2354 * expensive duplicate checks in the common set-is-disjoint |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2355 * case */ |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2356 x = 1ull << (val & 0x3f); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2357 if (repeat & x) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2358 int k; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2359 for (k = 0; k < revcount; k++) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2360 if (val == revs[k]) |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2361 goto duplicate; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2362 } |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2363 } else |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2364 repeat |= x; |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2365 if (revcount >= capacity) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2366 PyErr_Format(PyExc_OverflowError, |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2367 "bitset size (%d) > capacity (%d)", |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2368 revcount, capacity); |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2369 goto bail; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2370 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2371 revs[revcount++] = (int)val; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2372 duplicate:; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2373 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2374 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2375 if (revcount == 0) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2376 ret = PyList_New(0); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2377 goto done; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2378 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2379 if (revcount == 1) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2380 PyObject *obj; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2381 ret = PyList_New(1); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2382 if (ret == NULL) |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2383 goto bail; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2384 obj = PyInt_FromLong(revs[0]); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2385 if (obj == NULL) |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2386 goto bail; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2387 PyList_SET_ITEM(ret, 0, obj); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2388 goto done; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2389 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2390 |
21103
628c16489d1c
parsers: remove unnecessary gca variable in index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
21102
diff
changeset
|
2391 ret = find_gca_candidates(self, revs, revcount); |
628c16489d1c
parsers: remove unnecessary gca variable in index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
21102
diff
changeset
|
2392 if (ret == NULL) |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2393 goto bail; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2394 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2395 done: |
31469
a43fd9ec2a39
parsers: use Python memory allocator in commonancestorsheads()
Gregory Szorc <gregory.szorc@gmail.com>
parents:
31426
diff
changeset
|
2396 PyMem_Free(revs); |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2397 return ret; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2398 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2399 bail: |
31469
a43fd9ec2a39
parsers: use Python memory allocator in commonancestorsheads()
Gregory Szorc <gregory.szorc@gmail.com>
parents:
31426
diff
changeset
|
2400 PyMem_Free(revs); |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2401 Py_XDECREF(ret); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2402 return NULL; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2403 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2404 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2405 /* |
24004
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2406 * Given a (possibly overlapping) set of revs, return the greatest |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2407 * common ancestors: those with the longest path to the root. |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2408 */ |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2409 static PyObject *index_ancestors(indexObject *self, PyObject *args) |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2410 { |
26048
0be2f81aadc3
parsers: fix two leaks in index_ancestors
Augie Fackler <augie@google.com>
parents:
26044
diff
changeset
|
2411 PyObject *ret; |
24004
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2412 PyObject *gca = index_commonancestorsheads(self, args); |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2413 if (gca == NULL) |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2414 return NULL; |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2415 |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2416 if (PyList_GET_SIZE(gca) <= 1) { |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2417 return gca; |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2418 } |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2419 |
26048
0be2f81aadc3
parsers: fix two leaks in index_ancestors
Augie Fackler <augie@google.com>
parents:
26044
diff
changeset
|
2420 ret = find_deepest(self, gca); |
0be2f81aadc3
parsers: fix two leaks in index_ancestors
Augie Fackler <augie@google.com>
parents:
26044
diff
changeset
|
2421 Py_DECREF(gca); |
0be2f81aadc3
parsers: fix two leaks in index_ancestors
Augie Fackler <augie@google.com>
parents:
26044
diff
changeset
|
2422 return ret; |
24004
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2423 } |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2424 |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
2425 /* |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2426 * Invalidate any trie entries introduced by added revs. |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2427 */ |
38942
3e74c01102af
index: rename "nt_*(indexObject *self,...)" functions to "index_*"
Martin von Zweigbergk <martinvonz@google.com>
parents:
38941
diff
changeset
|
2428 static void index_invalidate_added(indexObject *self, Py_ssize_t start) |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2429 { |
45936
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
2430 Py_ssize_t i, len; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2431 |
45936
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
2432 len = self->length + self->new_length; |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
2433 i = start - self->length; |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
2434 if (i < 0) |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
2435 return; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2436 |
45936
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
2437 for (i = start; i < len; i++) |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
2438 nt_delete_node(&self->nt, index_deref(self, i) + 32); |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
2439 |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
2440 self->new_length = start - self->length; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2441 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2442 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2443 /* |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2444 * Delete a numeric range of revs, which must be at the end of the |
43582
ae5e39512ca0
revlog: delete references to deleted nullid sentinel value
Martin von Zweigbergk <martinvonz@google.com>
parents:
43554
diff
changeset
|
2445 * range. |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2446 */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2447 static int index_slice_del(indexObject *self, PyObject *item) |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2448 { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2449 Py_ssize_t start, stop, step, slicelength; |
38851
781b2720d2ac
index: don't include nullid in len()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38850
diff
changeset
|
2450 Py_ssize_t length = index_length(self) + 1; |
16784
12a852c7c763
parsers: reduce raw_length when truncating
Bryan O'Sullivan <bryano@fb.com>
parents:
16732
diff
changeset
|
2451 int ret = 0; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2452 |
30171
7a3b59f0329a
parsers: avoid PySliceObject cast on Python 3
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30169
diff
changeset
|
2453 /* Argument changed from PySliceObject* to PyObject* in Python 3. */ |
7a3b59f0329a
parsers: avoid PySliceObject cast on Python 3
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30169
diff
changeset
|
2454 #ifdef IS_PY3K |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2455 if (PySlice_GetIndicesEx(item, length, &start, &stop, &step, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2456 &slicelength) < 0) |
30171
7a3b59f0329a
parsers: avoid PySliceObject cast on Python 3
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30169
diff
changeset
|
2457 #else |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2458 if (PySlice_GetIndicesEx((PySliceObject *)item, length, &start, &stop, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2459 &step, &slicelength) < 0) |
30171
7a3b59f0329a
parsers: avoid PySliceObject cast on Python 3
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30169
diff
changeset
|
2460 #endif |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2461 return -1; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2462 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2463 if (slicelength <= 0) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2464 return 0; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2465 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2466 if ((step < 0 && start < stop) || (step > 0 && start > stop)) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2467 stop = start; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2468 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2469 if (step < 0) { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2470 stop = start + 1; |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2471 start = stop + step * (slicelength - 1) - 1; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2472 step = -step; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2473 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2474 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2475 if (step != 1) { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2476 PyErr_SetString(PyExc_ValueError, |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2477 "revlog index delete requires step size of 1"); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2478 return -1; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2479 } |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2480 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2481 if (stop != length - 1) { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2482 PyErr_SetString(PyExc_IndexError, |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2483 "revlog index deletion indices are invalid"); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2484 return -1; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2485 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2486 |
39068
52e9bf215f96
index: don't include nullid in the internal "length" field
Martin von Zweigbergk <martinvonz@google.com>
parents:
38944
diff
changeset
|
2487 if (start < self->length) { |
39291
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
2488 if (self->ntinitialized) { |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2489 Py_ssize_t i; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2490 |
43532
53581e220ba3
revlog: clean up the node of all revision stripped in the C code
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
42096
diff
changeset
|
2491 for (i = start; i < self->length; i++) { |
37999
514605777244
revlog: handle errors from index_node() in nt_insert() and index_slice_del()
Martin von Zweigbergk <martinvonz@google.com>
parents:
37978
diff
changeset
|
2492 const char *node = index_node_existing(self, i); |
514605777244
revlog: handle errors from index_node() in nt_insert() and index_slice_del()
Martin von Zweigbergk <martinvonz@google.com>
parents:
37978
diff
changeset
|
2493 if (node == NULL) |
514605777244
revlog: handle errors from index_node() in nt_insert() and index_slice_del()
Martin von Zweigbergk <martinvonz@google.com>
parents:
37978
diff
changeset
|
2494 return -1; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2495 |
39291
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
2496 nt_delete_node(&self->nt, node); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2497 } |
45936
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
2498 if (self->new_length) |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
2499 index_invalidate_added(self, self->length); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2500 if (self->ntrev > start) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2501 self->ntrev = (int)start; |
45936
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
2502 } else if (self->new_length) { |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
2503 self->new_length = 0; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2504 } |
43847
49fa0b31ee1d
cext-revlog: fixed __delitem__ for uninitialized nodetree
Georges Racinet <georges.racinet@octobus.net>
parents:
43582
diff
changeset
|
2505 |
39068
52e9bf215f96
index: don't include nullid in the internal "length" field
Martin von Zweigbergk <martinvonz@google.com>
parents:
38944
diff
changeset
|
2506 self->length = start; |
16784
12a852c7c763
parsers: reduce raw_length when truncating
Bryan O'Sullivan <bryano@fb.com>
parents:
16732
diff
changeset
|
2507 goto done; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2508 } |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2509 |
39291
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
2510 if (self->ntinitialized) { |
45936
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
2511 index_invalidate_added(self, start); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2512 if (self->ntrev > start) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2513 self->ntrev = (int)start; |
45936
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
2514 } else { |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
2515 self->new_length = start - self->length; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2516 } |
16784
12a852c7c763
parsers: reduce raw_length when truncating
Bryan O'Sullivan <bryano@fb.com>
parents:
16732
diff
changeset
|
2517 done: |
16787
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
2518 Py_CLEAR(self->headrevs); |
16784
12a852c7c763
parsers: reduce raw_length when truncating
Bryan O'Sullivan <bryano@fb.com>
parents:
16732
diff
changeset
|
2519 return ret; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2520 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2521 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2522 /* |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2523 * Supported ops: |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2524 * |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2525 * slice deletion |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2526 * string assignment (extend node->rev mapping) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2527 * string deletion (shrink node->rev mapping) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2528 */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2529 static int index_assign_subscript(indexObject *self, PyObject *item, |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2530 PyObject *value) |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2531 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2532 char *node; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2533 long rev; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2534 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2535 if (PySlice_Check(item) && value == NULL) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2536 return index_slice_del(self, item); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2537 |
46141
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
2538 if (node_check(self->nodelen, item, &node) == -1) |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2539 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2540 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2541 if (value == NULL) |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2542 return self->ntinitialized ? nt_delete_node(&self->nt, node) |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2543 : 0; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2544 rev = PyInt_AsLong(value); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2545 if (rev > INT_MAX || rev < 0) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2546 if (!PyErr_Occurred()) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2547 PyErr_SetString(PyExc_ValueError, "rev out of range"); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2548 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2549 } |
23468
ee311681e591
parsers: ensure revlog index node tree is initialized before insertion
Mike Edgar <adgar@google.com>
parents:
23087
diff
changeset
|
2550 |
38941
c0b6a7c78a21
index: split up nt_init() in two
Martin von Zweigbergk <martinvonz@google.com>
parents:
38940
diff
changeset
|
2551 if (index_init_nt(self) == -1) |
23468
ee311681e591
parsers: ensure revlog index node tree is initialized before insertion
Mike Edgar <adgar@google.com>
parents:
23087
diff
changeset
|
2552 return -1; |
39291
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
2553 return nt_insert(&self->nt, node, (int)rev); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2554 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2555 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2556 /* |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2557 * Find all RevlogNG entries in an index that has inline data. Update |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2558 * the optional "offsets" table with those entries. |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2559 */ |
22401
9ba8a93e55f5
parsers: ensure correct return type for inline_scan
Henrik Stuart <hg@hstuart.dk>
parents:
22400
diff
changeset
|
2560 static Py_ssize_t inline_scan(indexObject *self, const char **offsets) |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2561 { |
30577
6146d5acee69
parsers: use buffer to store revlog index
Jun Wu <quark@fb.com>
parents:
30171
diff
changeset
|
2562 const char *data = (const char *)self->buf.buf; |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
2563 Py_ssize_t pos = 0; |
30577
6146d5acee69
parsers: use buffer to store revlog index
Jun Wu <quark@fb.com>
parents:
30171
diff
changeset
|
2564 Py_ssize_t end = self->buf.len; |
16863
bbedef66c6f3
parsers: replace magic number 64 with symbolic constant
Bryan O'Sullivan <bryano@fb.com>
parents:
16787
diff
changeset
|
2565 long incr = v1_hdrsize; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2566 Py_ssize_t len = 0; |
13254
5ef5eb1f3515
revlog: only build the nodemap on demand
Matt Mackall <mpm@selenic.com>
parents:
11361
diff
changeset
|
2567 |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
2568 while (pos + v1_hdrsize <= end && pos >= 0) { |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2569 uint32_t comp_len; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2570 /* 3rd element of header is length of compressed inline data */ |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
2571 comp_len = getbe32(data + pos + 8); |
16863
bbedef66c6f3
parsers: replace magic number 64 with symbolic constant
Bryan O'Sullivan <bryano@fb.com>
parents:
16787
diff
changeset
|
2572 incr = v1_hdrsize + comp_len; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2573 if (offsets) |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
2574 offsets[len] = data + pos; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2575 len++; |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
2576 pos += incr; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2577 } |
13254
5ef5eb1f3515
revlog: only build the nodemap on demand
Matt Mackall <mpm@selenic.com>
parents:
11361
diff
changeset
|
2578 |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
2579 if (pos != end) { |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2580 if (!PyErr_Occurred()) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2581 PyErr_SetString(PyExc_ValueError, "corrupt index file"); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2582 return -1; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2583 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2584 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2585 return len; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2586 } |
13254
5ef5eb1f3515
revlog: only build the nodemap on demand
Matt Mackall <mpm@selenic.com>
parents:
11361
diff
changeset
|
2587 |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2588 static int index_init(indexObject *self, PyObject *args) |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2589 { |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2590 PyObject *data_obj, *inlined_obj; |
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2591 Py_ssize_t size; |
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2592 |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2593 /* Initialize before argument-checking to avoid index_dealloc() crash. |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2594 */ |
20109
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2595 self->added = NULL; |
45936
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
2596 self->new_length = 0; |
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
2597 self->added_length = 0; |
20109
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2598 self->data = NULL; |
30577
6146d5acee69
parsers: use buffer to store revlog index
Jun Wu <quark@fb.com>
parents:
30171
diff
changeset
|
2599 memset(&self->buf, 0, sizeof(self->buf)); |
20109
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2600 self->headrevs = NULL; |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
2601 self->filteredrevs = Py_None; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
2602 Py_INCREF(Py_None); |
39291
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
2603 self->ntinitialized = 0; |
20109
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2604 self->offsets = NULL; |
46141
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
2605 self->nodelen = 20; |
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
2606 self->nullentry = NULL; |
20109
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2607 |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2608 if (!PyArg_ParseTuple(args, "OO", &data_obj, &inlined_obj)) |
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2609 return -1; |
30577
6146d5acee69
parsers: use buffer to store revlog index
Jun Wu <quark@fb.com>
parents:
30171
diff
changeset
|
2610 if (!PyObject_CheckBuffer(data_obj)) { |
6146d5acee69
parsers: use buffer to store revlog index
Jun Wu <quark@fb.com>
parents:
30171
diff
changeset
|
2611 PyErr_SetString(PyExc_TypeError, |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2612 "data does not support buffer interface"); |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2613 return -1; |
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2614 } |
46141
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
2615 if (self->nodelen < 20 || self->nodelen > sizeof(nullid)) { |
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
2616 PyErr_SetString(PyExc_RuntimeError, "unsupported node size"); |
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
2617 return -1; |
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
2618 } |
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
2619 |
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
2620 self->nullentry = Py_BuildValue(PY23("iiiiiiis#", "iiiiiiiy#"), 0, 0, 0, |
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
2621 -1, -1, -1, -1, nullid, self->nodelen); |
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
2622 if (!self->nullentry) |
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
2623 return -1; |
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
2624 PyObject_GC_UnTrack(self->nullentry); |
30577
6146d5acee69
parsers: use buffer to store revlog index
Jun Wu <quark@fb.com>
parents:
30171
diff
changeset
|
2625 |
6146d5acee69
parsers: use buffer to store revlog index
Jun Wu <quark@fb.com>
parents:
30171
diff
changeset
|
2626 if (PyObject_GetBuffer(data_obj, &self->buf, PyBUF_SIMPLE) == -1) |
6146d5acee69
parsers: use buffer to store revlog index
Jun Wu <quark@fb.com>
parents:
30171
diff
changeset
|
2627 return -1; |
6146d5acee69
parsers: use buffer to store revlog index
Jun Wu <quark@fb.com>
parents:
30171
diff
changeset
|
2628 size = self->buf.len; |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2629 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2630 self->inlined = inlined_obj && PyObject_IsTrue(inlined_obj); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2631 self->data = data_obj; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2632 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2633 self->ntlookups = self->ntmisses = 0; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2634 self->ntrev = -1; |
16597
b767382a8675
parsers: fix refcount bug on corrupt index
Matt Mackall <mpm@selenic.com>
parents:
16572
diff
changeset
|
2635 Py_INCREF(self->data); |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2636 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2637 if (self->inlined) { |
22401
9ba8a93e55f5
parsers: ensure correct return type for inline_scan
Henrik Stuart <hg@hstuart.dk>
parents:
22400
diff
changeset
|
2638 Py_ssize_t len = inline_scan(self, NULL); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2639 if (len == -1) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2640 goto bail; |
39068
52e9bf215f96
index: don't include nullid in the internal "length" field
Martin von Zweigbergk <martinvonz@google.com>
parents:
38944
diff
changeset
|
2641 self->length = len; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2642 } else { |
16863
bbedef66c6f3
parsers: replace magic number 64 with symbolic constant
Bryan O'Sullivan <bryano@fb.com>
parents:
16787
diff
changeset
|
2643 if (size % v1_hdrsize) { |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2644 PyErr_SetString(PyExc_ValueError, "corrupt index file"); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2645 goto bail; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2646 } |
45936
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
2647 self->length = size / v1_hdrsize; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2648 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2649 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2650 return 0; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2651 bail: |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2652 return -1; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2653 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2654 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2655 static PyObject *index_nodemap(indexObject *self) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2656 { |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2657 Py_INCREF(self); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2658 return (PyObject *)self; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2659 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2660 |
38944
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2661 static void _index_clearcaches(indexObject *self) |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2662 { |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2663 if (self->offsets) { |
39075
b935adb4b041
cext: fix a warning about differing const qualifiers on Windows
Matt Harbison <matt_harbison@yahoo.com>
parents:
39074
diff
changeset
|
2664 PyMem_Free((void *)self->offsets); |
38944
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2665 self->offsets = NULL; |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2666 } |
39291
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
2667 if (self->ntinitialized) { |
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
2668 nt_dealloc(&self->nt); |
38944
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2669 } |
39291
9f097214fbf3
index: embed nodetree in index object to avoid reference cycle
Martin von Zweigbergk <martinvonz@google.com>
parents:
39228
diff
changeset
|
2670 self->ntinitialized = 0; |
38944
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2671 Py_CLEAR(self->headrevs); |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2672 } |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2673 |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2674 static PyObject *index_clearcaches(indexObject *self) |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2675 { |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2676 _index_clearcaches(self); |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2677 self->ntrev = -1; |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2678 self->ntlookups = self->ntmisses = 0; |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2679 Py_RETURN_NONE; |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2680 } |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2681 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2682 static void index_dealloc(indexObject *self) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2683 { |
16370
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
2684 _index_clearcaches(self); |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
2685 Py_XDECREF(self->filteredrevs); |
30577
6146d5acee69
parsers: use buffer to store revlog index
Jun Wu <quark@fb.com>
parents:
30171
diff
changeset
|
2686 if (self->buf.buf) { |
6146d5acee69
parsers: use buffer to store revlog index
Jun Wu <quark@fb.com>
parents:
30171
diff
changeset
|
2687 PyBuffer_Release(&self->buf); |
6146d5acee69
parsers: use buffer to store revlog index
Jun Wu <quark@fb.com>
parents:
30171
diff
changeset
|
2688 memset(&self->buf, 0, sizeof(self->buf)); |
6146d5acee69
parsers: use buffer to store revlog index
Jun Wu <quark@fb.com>
parents:
30171
diff
changeset
|
2689 } |
20109
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2690 Py_XDECREF(self->data); |
45936
0ce15a8c7b8b
revlog: store new index entries as binary
Joerg Sonnenberger <joerg@bec.de>
parents:
45811
diff
changeset
|
2691 PyMem_Free(self->added); |
46141
41733a1c3532
cext: isolate hash size in the revlog handling in a single place
Joerg Sonnenberger <joerg@bec.de>
parents:
46078
diff
changeset
|
2692 Py_XDECREF(self->nullentry); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2693 PyObject_Del(self); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2694 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2695 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2696 static PySequenceMethods index_sequence_methods = { |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2697 (lenfunc)index_length, /* sq_length */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2698 0, /* sq_concat */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2699 0, /* sq_repeat */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2700 (ssizeargfunc)index_get, /* sq_item */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2701 0, /* sq_slice */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2702 0, /* sq_ass_item */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2703 0, /* sq_ass_slice */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2704 (objobjproc)index_contains, /* sq_contains */ |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2705 }; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2706 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2707 static PyMappingMethods index_mapping_methods = { |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2708 (lenfunc)index_length, /* mp_length */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2709 (binaryfunc)index_getitem, /* mp_subscript */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2710 (objobjargproc)index_assign_subscript, /* mp_ass_subscript */ |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2711 }; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2712 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2713 static PyMethodDef index_methods[] = { |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2714 {"ancestors", (PyCFunction)index_ancestors, METH_VARARGS, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2715 "return the gca set of the given revs"}, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2716 {"commonancestorsheads", (PyCFunction)index_commonancestorsheads, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2717 METH_VARARGS, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2718 "return the heads of the common ancestors of the given revs"}, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2719 {"clearcaches", (PyCFunction)index_clearcaches, METH_NOARGS, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2720 "clear the index caches"}, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2721 {"get", (PyCFunction)index_m_get, METH_VARARGS, "get an index entry"}, |
43554
b56de57c45ce
index: add a `get_rev` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43552
diff
changeset
|
2722 {"get_rev", (PyCFunction)index_m_get, METH_VARARGS, |
b56de57c45ce
index: add a `get_rev` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43552
diff
changeset
|
2723 "return `rev` associated with a node or None"}, |
43534
0c659fc20207
index: add a `has_node` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43532
diff
changeset
|
2724 {"has_node", (PyCFunction)index_m_has_node, METH_O, |
0c659fc20207
index: add a `has_node` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43532
diff
changeset
|
2725 "return True if the node exist in the index"}, |
43552
bd87114ce341
index: add a `rev` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43534
diff
changeset
|
2726 {"rev", (PyCFunction)index_m_rev, METH_O, |
bd87114ce341
index: add a `rev` method (API)
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
43534
diff
changeset
|
2727 "return `rev` associated with a node or raise RevlogError"}, |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2728 {"computephasesmapsets", (PyCFunction)compute_phases_map_sets, METH_VARARGS, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2729 "compute phases"}, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2730 {"reachableroots2", (PyCFunction)reachableroots2, METH_VARARGS, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2731 "reachableroots"}, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2732 {"headrevs", (PyCFunction)index_headrevs, METH_VARARGS, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2733 "get head revisions"}, /* Can do filtering since 3.2 */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2734 {"headrevsfiltered", (PyCFunction)index_headrevs, METH_VARARGS, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2735 "get filtered head revisions"}, /* Can always do filtering */ |
41086
a28833d79aca
revlog: use the native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41085
diff
changeset
|
2736 {"issnapshot", (PyCFunction)index_issnapshot, METH_O, |
a28833d79aca
revlog: use the native implementation of issnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41085
diff
changeset
|
2737 "True if the object is a snapshot"}, |
41108
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
2738 {"findsnapshots", (PyCFunction)index_findsnapshots, METH_VARARGS, |
38e88450138c
delta: have a native implementation of _findsnapshot
Boris Feld <boris.feld@octobus.net>
parents:
41086
diff
changeset
|
2739 "Gather snapshot data in a cache dict"}, |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2740 {"deltachain", (PyCFunction)index_deltachain, METH_VARARGS, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2741 "determine revisions with deltas to reconstruct fulltext"}, |
40707
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
2742 {"slicechunktodensity", (PyCFunction)index_slicechunktodensity, |
cc76ca9fca20
sparse-revlog: introduce native (C) implementation of slicechunktodensity
Boris Feld <boris.feld@octobus.net>
parents:
40706
diff
changeset
|
2743 METH_VARARGS, "determine revisions with deltas to reconstruct fulltext"}, |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2744 {"append", (PyCFunction)index_append, METH_O, "append an index entry"}, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2745 {"partialmatch", (PyCFunction)index_partialmatch, METH_VARARGS, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2746 "match a potentially ambiguous node ID"}, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2747 {"shortest", (PyCFunction)index_shortest, METH_VARARGS, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2748 "find length of shortest hex nodeid of a binary ID"}, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2749 {"stats", (PyCFunction)index_stats, METH_NOARGS, "stats for the index"}, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2750 {NULL} /* Sentinel */ |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2751 }; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2752 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2753 static PyGetSetDef index_getset[] = { |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2754 {"nodemap", (getter)index_nodemap, NULL, "nodemap", NULL}, |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2755 {NULL} /* Sentinel */ |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2756 }; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2757 |
40860
18a8def6e1b5
revlog: rename indexType to HgRevlogIndex_Type as it's a global symbol
Yuya Nishihara <yuya@tcha.org>
parents:
40859
diff
changeset
|
2758 PyTypeObject HgRevlogIndex_Type = { |
40562
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2759 PyVarObject_HEAD_INIT(NULL, 0) /* header */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2760 "parsers.index", /* tp_name */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2761 sizeof(indexObject), /* tp_basicsize */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2762 0, /* tp_itemsize */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2763 (destructor)index_dealloc, /* tp_dealloc */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2764 0, /* tp_print */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2765 0, /* tp_getattr */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2766 0, /* tp_setattr */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2767 0, /* tp_compare */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2768 0, /* tp_repr */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2769 0, /* tp_as_number */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2770 &index_sequence_methods, /* tp_as_sequence */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2771 &index_mapping_methods, /* tp_as_mapping */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2772 0, /* tp_hash */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2773 0, /* tp_call */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2774 0, /* tp_str */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2775 0, /* tp_getattro */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2776 0, /* tp_setattro */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2777 0, /* tp_as_buffer */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2778 Py_TPFLAGS_DEFAULT, /* tp_flags */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2779 "revlog index", /* tp_doc */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2780 0, /* tp_traverse */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2781 0, /* tp_clear */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2782 0, /* tp_richcompare */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2783 0, /* tp_weaklistoffset */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2784 0, /* tp_iter */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2785 0, /* tp_iternext */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2786 index_methods, /* tp_methods */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2787 0, /* tp_members */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2788 index_getset, /* tp_getset */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2789 0, /* tp_base */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2790 0, /* tp_dict */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2791 0, /* tp_descr_get */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2792 0, /* tp_descr_set */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2793 0, /* tp_dictoffset */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2794 (initproc)index_init, /* tp_init */ |
e5ad3ef90aa1
revlog: give formatting to clang-format
Augie Fackler <augie@google.com>
parents:
40561
diff
changeset
|
2795 0, /* tp_alloc */ |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2796 }; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2797 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2798 /* |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2799 * returns a tuple of the form (index, index, cache) with elements as |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2800 * follows: |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2801 * |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2802 * index: an index object that lazily parses RevlogNG records |
30577
6146d5acee69
parsers: use buffer to store revlog index
Jun Wu <quark@fb.com>
parents:
30171
diff
changeset
|
2803 * cache: if data is inlined, a tuple (0, index_file_content), else None |
6146d5acee69
parsers: use buffer to store revlog index
Jun Wu <quark@fb.com>
parents:
30171
diff
changeset
|
2804 * index_file_content could be a string, or a buffer |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2805 * |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2806 * added complications are for backwards compatibility |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2807 */ |
32378
7d0c69505a66
cext: extract revlog/index parsing code to own C file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32372
diff
changeset
|
2808 PyObject *parse_index2(PyObject *self, PyObject *args) |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2809 { |
45173
2bc5d1531235
revlog: fix excessive decref on tuple creation failure in parse_index2()
Yuya Nishihara <yuya@tcha.org>
parents:
45141
diff
changeset
|
2810 PyObject *cache = NULL; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2811 indexObject *idx; |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2812 int ret; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2813 |
40860
18a8def6e1b5
revlog: rename indexType to HgRevlogIndex_Type as it's a global symbol
Yuya Nishihara <yuya@tcha.org>
parents:
40859
diff
changeset
|
2814 idx = PyObject_New(indexObject, &HgRevlogIndex_Type); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2815 if (idx == NULL) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2816 goto bail; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2817 |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2818 ret = index_init(idx, args); |
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2819 if (ret == -1) |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2820 goto bail; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2821 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2822 if (idx->inlined) { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2823 cache = Py_BuildValue("iO", 0, idx->data); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2824 if (cache == NULL) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2825 goto bail; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2826 } else { |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2827 cache = Py_None; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2828 Py_INCREF(cache); |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2829 } |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2830 |
45173
2bc5d1531235
revlog: fix excessive decref on tuple creation failure in parse_index2()
Yuya Nishihara <yuya@tcha.org>
parents:
45141
diff
changeset
|
2831 return Py_BuildValue("NN", idx, cache); |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2832 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2833 bail: |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2834 Py_XDECREF(idx); |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2835 Py_XDECREF(cache); |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2836 return NULL; |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2837 } |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2838 |
43959
f384d68d8ea8
revlog: made C Capsule an array of function pointers
Georges Racinet <georges.racinet@octobus.net>
parents:
43847
diff
changeset
|
2839 static Revlog_CAPI CAPI = { |
44066
f5d2720f3bea
revlog-native: introduced ABI version in capsule
Georges Racinet <georges.racinet@octobus.net>
parents:
43959
diff
changeset
|
2840 /* increment the abi_version field upon each change in the Revlog_CAPI |
f5d2720f3bea
revlog-native: introduced ABI version in capsule
Georges Racinet <georges.racinet@octobus.net>
parents:
43959
diff
changeset
|
2841 struct or in the ABI of the listed functions */ |
44502
166349510398
revlog: using two new functions in C capsule from Rust code
Georges Racinet <georges.racinet@octobus.net>
parents:
44486
diff
changeset
|
2842 2, |
166349510398
revlog: using two new functions in C capsule from Rust code
Georges Racinet <georges.racinet@octobus.net>
parents:
44486
diff
changeset
|
2843 index_length, |
166349510398
revlog: using two new functions in C capsule from Rust code
Georges Racinet <georges.racinet@octobus.net>
parents:
44486
diff
changeset
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2844 index_node, |
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Georges Racinet <georges.racinet@octobus.net>
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2845 HgRevlogIndex_GetParents, |
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revlog: made C Capsule an array of function pointers
Georges Racinet <georges.racinet@octobus.net>
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2846 }; |
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revlog: made C Capsule an array of function pointers
Georges Racinet <georges.racinet@octobus.net>
parents:
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2847 |
32378
7d0c69505a66
cext: extract revlog/index parsing code to own C file
Gregory Szorc <gregory.szorc@gmail.com>
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2848 void revlog_module_init(PyObject *mod) |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
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2849 { |
41052
4c25038c112c
rust-cpython: implement Graph using C parents function
Georges Racinet <gracinet@anybox.fr>
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2850 PyObject *caps = NULL; |
40860
18a8def6e1b5
revlog: rename indexType to HgRevlogIndex_Type as it's a global symbol
Yuya Nishihara <yuya@tcha.org>
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2851 HgRevlogIndex_Type.tp_new = PyType_GenericNew; |
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revlog: rename indexType to HgRevlogIndex_Type as it's a global symbol
Yuya Nishihara <yuya@tcha.org>
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2852 if (PyType_Ready(&HgRevlogIndex_Type) < 0) |
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parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
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2853 return; |
40860
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Yuya Nishihara <yuya@tcha.org>
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2854 Py_INCREF(&HgRevlogIndex_Type); |
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2855 PyModule_AddObject(mod, "index", (PyObject *)&HgRevlogIndex_Type); |
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Bryan O'Sullivan <bryano@fb.com>
parents:
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2856 |
39218
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index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
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2857 nodetreeType.tp_new = PyType_GenericNew; |
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2858 if (PyType_Ready(&nodetreeType) < 0) |
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2859 return; |
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2860 Py_INCREF(&nodetreeType); |
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2861 PyModule_AddObject(mod, "nodetree", (PyObject *)&nodetreeType); |
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index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
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39075
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2862 |
43959
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revlog: made C Capsule an array of function pointers
Georges Racinet <georges.racinet@octobus.net>
parents:
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2863 caps = PyCapsule_New(&CAPI, "mercurial.cext.parsers.revlog_CAPI", NULL); |
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Georges Racinet <gracinet@anybox.fr>
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2864 if (caps != NULL) |
43959
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Georges Racinet <georges.racinet@octobus.net>
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2865 PyModule_AddObject(mod, "revlog_CAPI", caps); |
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Bryan O'Sullivan <bryano@fb.com>
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2866 } |