Mercurial > hg
annotate mercurial/cext/revlog.c @ 39228:66f046116105
cext: fix truncation warnings in revlog on Windows
author | Matt Harbison <matt_harbison@yahoo.com> |
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date | Tue, 21 Aug 2018 21:05:15 -0400 |
parents | 42cc76d0f836 |
children | 9f097214fbf3 |
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1 /* |
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2 parsers.c - efficient content parsing |
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3 |
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4 Copyright 2008 Matt Mackall <mpm@selenic.com> and others |
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5 |
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6 This software may be used and distributed according to the terms of |
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7 the GNU General Public License, incorporated herein by reference. |
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8 */ |
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9 |
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10 #include <Python.h> |
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11 #include <assert.h> |
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12 #include <ctype.h> |
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13 #include <stddef.h> |
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14 #include <string.h> |
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15 |
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16 #include "bitmanipulation.h" |
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17 #include "charencode.h" |
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18 #include "util.h" |
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19 |
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20 #ifdef IS_PY3K |
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21 /* The mapping of Python types is meant to be temporary to get Python |
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22 * 3 to compile. We should remove this once Python 3 support is fully |
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23 * supported and proper types are used in the extensions themselves. */ |
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24 #define PyInt_Check PyLong_Check |
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25 #define PyInt_FromLong PyLong_FromLong |
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26 #define PyInt_FromSsize_t PyLong_FromSsize_t |
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27 #define PyInt_AS_LONG PyLong_AS_LONG |
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28 #define PyInt_AsLong PyLong_AsLong |
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29 #endif |
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30 |
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31 typedef struct indexObjectStruct indexObject; |
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32 |
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33 typedef struct { |
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34 int children[16]; |
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35 } nodetreenode; |
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36 |
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37 /* |
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38 * A base-16 trie for fast node->rev mapping. |
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39 * |
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40 * Positive value is index of the next node in the trie |
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41 * Negative value is a leaf: -(rev + 2) |
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42 * Zero is empty |
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43 */ |
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44 typedef struct { |
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45 PyObject_HEAD |
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46 indexObject *index; |
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47 nodetreenode *nodes; |
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48 unsigned length; /* # nodes in use */ |
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49 unsigned capacity; /* # nodes allocated */ |
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50 int depth; /* maximum depth of tree */ |
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51 int splits; /* # splits performed */ |
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52 } nodetree; |
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53 |
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54 /* |
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56 * |
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57 * When used in a list-like way (with integer keys), we decode an |
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58 * entry in a RevlogNG index file on demand. Our last entry is a |
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59 * sentinel, always a nullid. We have limited support for |
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60 * integer-keyed insert and delete, only at elements right before the |
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61 * sentinel. |
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62 * |
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63 * With string keys, we lazily perform a reverse mapping from node to |
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64 * rev, using a base-16 trie. |
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65 */ |
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66 struct indexObjectStruct { |
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67 PyObject_HEAD |
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68 /* Type-specific fields go here. */ |
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69 PyObject *data; /* raw bytes of index */ |
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70 Py_buffer buf; /* buffer of data */ |
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71 PyObject **cache; /* cached tuples */ |
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72 const char **offsets; /* populated on demand */ |
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73 Py_ssize_t raw_length; /* original number of elements */ |
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74 Py_ssize_t length; /* current number of elements */ |
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75 PyObject *added; /* populated on demand */ |
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76 PyObject *headrevs; /* cache, invalidated on changes */ |
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77 PyObject *filteredrevs;/* filtered revs set */ |
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78 nodetree *nt; /* base-16 trie */ |
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79 int ntrev; /* last rev scanned */ |
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80 int ntlookups; /* # lookups */ |
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81 int ntmisses; /* # lookups that miss the cache */ |
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82 int inlined; |
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83 }; |
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84 |
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85 static Py_ssize_t index_length(const indexObject *self) |
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86 { |
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87 if (self->added == NULL) |
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88 return self->length; |
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89 return self->length + PyList_GET_SIZE(self->added); |
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90 } |
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91 |
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92 static PyObject *nullentry; |
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93 static const char nullid[20]; |
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94 |
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95 static Py_ssize_t inline_scan(indexObject *self, const char **offsets); |
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96 |
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97 #if LONG_MAX == 0x7fffffffL |
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98 static const char *const tuple_format = PY23("Kiiiiiis#", "Kiiiiiiy#"); |
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99 #else |
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100 static const char *const tuple_format = PY23("kiiiiiis#", "kiiiiiiy#"); |
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101 #endif |
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102 |
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103 /* A RevlogNG v1 index entry is 64 bytes long. */ |
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104 static const long v1_hdrsize = 64; |
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105 |
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106 static void raise_revlog_error(void) |
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107 { |
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108 PyObject *mod = NULL, *dict = NULL, *errclass = NULL; |
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109 |
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110 mod = PyImport_ImportModule("mercurial.error"); |
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111 if (mod == NULL) { |
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112 goto cleanup; |
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113 } |
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114 |
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115 dict = PyModule_GetDict(mod); |
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116 if (dict == NULL) { |
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117 goto cleanup; |
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118 } |
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119 Py_INCREF(dict); |
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120 |
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121 errclass = PyDict_GetItemString(dict, "RevlogError"); |
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122 if (errclass == NULL) { |
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123 PyErr_SetString(PyExc_SystemError, |
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124 "could not find RevlogError"); |
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125 goto cleanup; |
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126 } |
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127 |
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128 /* value of exception is ignored by callers */ |
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129 PyErr_SetString(errclass, "RevlogError"); |
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130 |
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131 cleanup: |
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132 Py_XDECREF(dict); |
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133 Py_XDECREF(mod); |
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134 } |
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135 |
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136 /* |
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137 * Return a pointer to the beginning of a RevlogNG record. |
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138 */ |
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139 static const char *index_deref(indexObject *self, Py_ssize_t pos) |
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140 { |
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141 if (self->inlined && pos > 0) { |
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142 if (self->offsets == NULL) { |
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143 self->offsets = PyMem_Malloc(self->raw_length * |
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144 sizeof(*self->offsets)); |
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145 if (self->offsets == NULL) |
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146 return (const char *)PyErr_NoMemory(); |
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147 inline_scan(self, self->offsets); |
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148 } |
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149 return self->offsets[pos]; |
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150 } |
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151 |
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152 return (const char *)(self->buf.buf) + pos * v1_hdrsize; |
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153 } |
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154 |
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155 static inline int index_get_parents(indexObject *self, Py_ssize_t rev, |
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156 int *ps, int maxrev) |
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157 { |
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158 if (rev >= self->length) { |
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159 PyObject *tuple = PyList_GET_ITEM(self->added, rev - self->length); |
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160 ps[0] = (int)PyInt_AS_LONG(PyTuple_GET_ITEM(tuple, 5)); |
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161 ps[1] = (int)PyInt_AS_LONG(PyTuple_GET_ITEM(tuple, 6)); |
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162 } else { |
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163 const char *data = index_deref(self, rev); |
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164 ps[0] = getbe32(data + 24); |
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165 ps[1] = getbe32(data + 28); |
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166 } |
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167 /* If index file is corrupted, ps[] may point to invalid revisions. So |
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168 * there is a risk of buffer overflow to trust them unconditionally. */ |
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169 if (ps[0] > maxrev || ps[1] > maxrev) { |
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170 PyErr_SetString(PyExc_ValueError, "parent out of range"); |
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171 return -1; |
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172 } |
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173 return 0; |
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174 } |
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175 |
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176 |
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177 /* |
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178 * RevlogNG format (all in big endian, data may be inlined): |
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179 * 6 bytes: offset |
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180 * 2 bytes: flags |
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181 * 4 bytes: compressed length |
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182 * 4 bytes: uncompressed length |
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183 * 4 bytes: base revision |
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184 * 4 bytes: link revision |
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185 * 4 bytes: parent 1 revision |
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186 * 4 bytes: parent 2 revision |
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187 * 32 bytes: nodeid (only 20 bytes used) |
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188 */ |
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189 static PyObject *index_get(indexObject *self, Py_ssize_t pos) |
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190 { |
7154
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index parser: fix refcounting in case of errors, refactor
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|
191 uint64_t offset_flags; |
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192 int comp_len, uncomp_len, base_rev, link_rev, parent_1, parent_2; |
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193 const char *c_node_id; |
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194 const char *data; |
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195 Py_ssize_t length = index_length(self); |
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196 PyObject *entry; |
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197 |
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198 if (pos == -1) { |
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|
199 Py_INCREF(nullentry); |
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200 return nullentry; |
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|
201 } |
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202 |
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203 if (pos < 0 || pos >= length) { |
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204 PyErr_SetString(PyExc_IndexError, "revlog index out of range"); |
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205 return NULL; |
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206 } |
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207 |
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208 if (pos >= self->length) { |
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209 PyObject *obj; |
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210 obj = PyList_GET_ITEM(self->added, pos - self->length); |
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211 Py_INCREF(obj); |
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212 return obj; |
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213 } |
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214 |
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215 if (self->cache) { |
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216 if (self->cache[pos]) { |
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217 Py_INCREF(self->cache[pos]); |
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218 return self->cache[pos]; |
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219 } |
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220 } else { |
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221 self->cache = calloc(self->raw_length, sizeof(PyObject *)); |
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222 if (self->cache == NULL) |
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223 return PyErr_NoMemory(); |
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224 } |
7190
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Some additional space/tab cleanups
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225 |
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226 data = index_deref(self, pos); |
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227 if (data == NULL) |
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228 return NULL; |
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229 |
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230 offset_flags = getbe32(data + 4); |
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231 if (pos == 0) /* mask out version number for the first entry */ |
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232 offset_flags &= 0xFFFF; |
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233 else { |
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234 uint32_t offset_high = getbe32(data); |
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235 offset_flags |= ((uint64_t)offset_high) << 32; |
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236 } |
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237 |
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238 comp_len = getbe32(data + 8); |
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239 uncomp_len = getbe32(data + 12); |
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240 base_rev = getbe32(data + 16); |
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241 link_rev = getbe32(data + 20); |
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242 parent_1 = getbe32(data + 24); |
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243 parent_2 = getbe32(data + 28); |
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244 c_node_id = data + 32; |
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245 |
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246 entry = Py_BuildValue(tuple_format, offset_flags, comp_len, |
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247 uncomp_len, base_rev, link_rev, |
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248 parent_1, parent_2, c_node_id, 20); |
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249 |
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250 if (entry) { |
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251 PyObject_GC_UnTrack(entry); |
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252 Py_INCREF(entry); |
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253 } |
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254 |
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255 self->cache[pos] = entry; |
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256 |
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257 return entry; |
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258 } |
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259 |
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260 /* |
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261 * Return the 20-byte SHA of the node corresponding to the given rev. |
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262 */ |
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263 static const char *index_node(indexObject *self, Py_ssize_t pos) |
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264 { |
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265 Py_ssize_t length = index_length(self); |
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266 const char *data; |
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267 |
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268 if (pos == -1) |
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269 return nullid; |
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270 |
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271 if (pos >= length) |
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272 return NULL; |
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273 |
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274 if (pos >= self->length) { |
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275 PyObject *tuple, *str; |
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276 tuple = PyList_GET_ITEM(self->added, pos - self->length); |
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277 str = PyTuple_GetItem(tuple, 7); |
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278 return str ? PyBytes_AS_STRING(str) : NULL; |
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279 } |
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280 |
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281 data = index_deref(self, pos); |
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282 return data ? data + 32 : NULL; |
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283 } |
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284 |
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285 /* |
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286 * Return the 20-byte SHA of the node corresponding to the given rev. The |
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287 * rev is assumed to be existing. If not, an exception is set. |
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288 */ |
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289 static const char *index_node_existing(indexObject *self, Py_ssize_t pos) |
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290 { |
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291 const char *node = index_node(self, pos); |
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292 if (node == NULL) { |
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293 PyErr_Format(PyExc_IndexError, "could not access rev %d", |
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294 (int)pos); |
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295 } |
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296 return node; |
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297 } |
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298 |
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299 static int nt_insert(nodetree *self, const char *node, int rev); |
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300 |
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301 static int node_check(PyObject *obj, char **node) |
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302 { |
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303 Py_ssize_t nodelen; |
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304 if (PyBytes_AsStringAndSize(obj, node, &nodelen) == -1) |
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305 return -1; |
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306 if (nodelen == 20) |
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307 return 0; |
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308 PyErr_SetString(PyExc_ValueError, "20-byte hash required"); |
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309 return -1; |
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310 } |
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311 |
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312 static PyObject *index_append(indexObject *self, PyObject *obj) |
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313 { |
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314 char *node; |
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315 Py_ssize_t len; |
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316 |
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317 if (!PyTuple_Check(obj) || PyTuple_GET_SIZE(obj) != 8) { |
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318 PyErr_SetString(PyExc_TypeError, "8-tuple required"); |
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319 return NULL; |
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320 } |
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321 |
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322 if (node_check(PyTuple_GET_ITEM(obj, 7), &node) == -1) |
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323 return NULL; |
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324 |
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325 len = index_length(self); |
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326 |
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327 if (self->added == NULL) { |
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328 self->added = PyList_New(0); |
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329 if (self->added == NULL) |
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330 return NULL; |
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331 } |
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332 |
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333 if (PyList_Append(self->added, obj) == -1) |
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334 return NULL; |
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335 |
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336 if (self->nt) |
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337 nt_insert(self->nt, node, (int)len); |
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338 |
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339 Py_CLEAR(self->headrevs); |
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340 Py_RETURN_NONE; |
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341 } |
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342 |
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343 static PyObject *index_stats(indexObject *self) |
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344 { |
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345 PyObject *obj = PyDict_New(); |
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346 PyObject *t = NULL; |
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347 |
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348 if (obj == NULL) |
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349 return NULL; |
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350 |
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351 #define istat(__n, __d) \ |
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352 do { \ |
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353 t = PyInt_FromSsize_t(self->__n); \ |
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354 if (!t) \ |
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355 goto bail; \ |
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356 if (PyDict_SetItemString(obj, __d, t) == -1) \ |
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357 goto bail; \ |
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358 Py_DECREF(t); \ |
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359 } while (0) |
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360 |
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361 if (self->added) { |
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362 Py_ssize_t len = PyList_GET_SIZE(self->added); |
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363 t = PyInt_FromSsize_t(len); |
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364 if (!t) |
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365 goto bail; |
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366 if (PyDict_SetItemString(obj, "index entries added", t) == -1) |
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367 goto bail; |
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368 Py_DECREF(t); |
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369 } |
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370 |
39068
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index: don't include nullid in the internal "length" field
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371 if (self->raw_length != self->length) |
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372 istat(raw_length, "revs on disk"); |
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373 istat(length, "revs in memory"); |
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374 istat(ntlookups, "node trie lookups"); |
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375 istat(ntmisses, "node trie misses"); |
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376 istat(ntrev, "node trie last rev scanned"); |
38913
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|
377 if (self->nt) { |
38914
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index: drop now-redundant "nt" prefix of fields in nodetree struct
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378 istat(nt->capacity, "node trie capacity"); |
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index: drop now-redundant "nt" prefix of fields in nodetree struct
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379 istat(nt->depth, "node trie depth"); |
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index: drop now-redundant "nt" prefix of fields in nodetree struct
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|
380 istat(nt->length, "node trie count"); |
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index: drop now-redundant "nt" prefix of fields in nodetree struct
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381 istat(nt->splits, "node trie splits"); |
38913
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|
382 } |
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383 |
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384 #undef istat |
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385 |
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386 return obj; |
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387 |
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388 bail: |
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389 Py_XDECREF(obj); |
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390 Py_XDECREF(t); |
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391 return NULL; |
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392 } |
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|
393 |
16787
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394 /* |
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395 * When we cache a list, we want to be sure the caller can't mutate |
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396 * the cached copy. |
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397 */ |
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|
398 static PyObject *list_copy(PyObject *list) |
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399 { |
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400 Py_ssize_t len = PyList_GET_SIZE(list); |
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|
401 PyObject *newlist = PyList_New(len); |
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|
402 Py_ssize_t i; |
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|
403 |
bda96ce993f9
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|
404 if (newlist == NULL) |
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|
405 return NULL; |
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|
406 |
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|
407 for (i = 0; i < len; i++) { |
bda96ce993f9
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|
408 PyObject *obj = PyList_GET_ITEM(list, i); |
bda96ce993f9
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|
409 Py_INCREF(obj); |
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|
410 PyList_SET_ITEM(newlist, i, obj); |
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parsers: cache the result of index_headrevs
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|
411 } |
bda96ce993f9
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|
412 |
bda96ce993f9
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|
413 return newlist; |
bda96ce993f9
parsers: cache the result of index_headrevs
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|
414 } |
bda96ce993f9
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|
415 |
34440
7ed0750c71a1
cext: wrap before brace for functions
Gregory Szorc <gregory.szorc@gmail.com>
parents:
34438
diff
changeset
|
416 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
|
417 { |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
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|
418 if (filter) { |
2b5940f64750
obsolete: use C code for headrevs calculation
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|
419 PyObject *arglist, *result; |
2b5940f64750
obsolete: use C code for headrevs calculation
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22403
diff
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|
420 int isfiltered; |
2b5940f64750
obsolete: use C code for headrevs calculation
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diff
changeset
|
421 |
26107
50582df9d7a7
parsers: fix two cases of unsigned long instead of Py_ssize_t
Augie Fackler <augie@google.com>
parents:
26098
diff
changeset
|
422 arglist = Py_BuildValue("(n)", arg); |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
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diff
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|
423 if (!arglist) { |
2b5940f64750
obsolete: use C code for headrevs calculation
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diff
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|
424 return -1; |
2b5940f64750
obsolete: use C code for headrevs calculation
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22403
diff
changeset
|
425 } |
2b5940f64750
obsolete: use C code for headrevs calculation
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diff
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|
426 |
2b5940f64750
obsolete: use C code for headrevs calculation
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|
427 result = PyEval_CallObject(filter, arglist); |
2b5940f64750
obsolete: use C code for headrevs calculation
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diff
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|
428 Py_DECREF(arglist); |
2b5940f64750
obsolete: use C code for headrevs calculation
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22403
diff
changeset
|
429 if (!result) { |
2b5940f64750
obsolete: use C code for headrevs calculation
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parents:
22403
diff
changeset
|
430 return -1; |
2b5940f64750
obsolete: use C code for headrevs calculation
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parents:
22403
diff
changeset
|
431 } |
2b5940f64750
obsolete: use C code for headrevs calculation
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22403
diff
changeset
|
432 |
2b5940f64750
obsolete: use C code for headrevs calculation
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diff
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|
433 /* PyObject_IsTrue returns 1 if true, 0 if false, -1 if error, |
2b5940f64750
obsolete: use C code for headrevs calculation
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diff
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|
434 * same as this function, so we can just return it directly.*/ |
2b5940f64750
obsolete: use C code for headrevs calculation
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diff
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|
435 isfiltered = PyObject_IsTrue(result); |
2b5940f64750
obsolete: use C code for headrevs calculation
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diff
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|
436 Py_DECREF(result); |
2b5940f64750
obsolete: use C code for headrevs calculation
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diff
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|
437 return isfiltered; |
2b5940f64750
obsolete: use C code for headrevs calculation
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parents:
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diff
changeset
|
438 } else { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
439 return 0; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
440 } |
2b5940f64750
obsolete: use C code for headrevs calculation
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parents:
22403
diff
changeset
|
441 } |
2b5940f64750
obsolete: use C code for headrevs calculation
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diff
changeset
|
442 |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
443 static Py_ssize_t add_roots_get_min(indexObject *self, PyObject *list, |
24499
90db70de6f9c
parsers.c: avoid implicit conversion loses integer warnings
André Sintzoff <andre.sintzoff@gmail.com>
parents:
24443
diff
changeset
|
444 Py_ssize_t marker, char *phases) |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
445 { |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
446 PyObject *iter = NULL; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
447 PyObject *iter_item = NULL; |
38851
781b2720d2ac
index: don't include nullid in len()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38850
diff
changeset
|
448 Py_ssize_t min_idx = index_length(self) + 2; |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
449 long iter_item_long; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
450 |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
451 if (PyList_GET_SIZE(list) != 0) { |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
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diff
changeset
|
452 iter = PyObject_GetIter(list); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
453 if (iter == NULL) |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
454 return -2; |
34437
ce26a13869fb
cext: move braces for control statements to same line
Gregory Szorc <gregory.szorc@gmail.com>
parents:
33758
diff
changeset
|
455 while ((iter_item = PyIter_Next(iter))) { |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
456 iter_item_long = PyInt_AS_LONG(iter_item); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
457 Py_DECREF(iter_item); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
458 if (iter_item_long < min_idx) |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
459 min_idx = iter_item_long; |
39228
66f046116105
cext: fix truncation warnings in revlog on Windows
Matt Harbison <matt_harbison@yahoo.com>
parents:
39227
diff
changeset
|
460 phases[iter_item_long] = (char)marker; |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
461 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
462 Py_DECREF(iter); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
463 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
464 |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
465 return min_idx; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
466 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
467 |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
468 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
|
469 int parent_2, Py_ssize_t i) |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
470 { |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
471 if (parent_1 >= 0 && phases[parent_1] > phases[i]) |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
472 phases[i] = phases[parent_1]; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
473 if (parent_2 >= 0 && phases[parent_2] > phases[i]) |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
474 phases[i] = phases[parent_2]; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
475 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
476 |
26053
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
477 static PyObject *reachableroots2(indexObject *self, PyObject *args) |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
478 { |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
479 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
480 /* Input */ |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
481 long minroot; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
482 PyObject *includepatharg = NULL; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
483 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
|
484 /* heads and roots are lists */ |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
485 PyObject *heads = NULL; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
486 PyObject *roots = NULL; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
487 PyObject *reachable = NULL; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
488 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
489 PyObject *val; |
38851
781b2720d2ac
index: don't include nullid in len()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38850
diff
changeset
|
490 Py_ssize_t len = index_length(self); |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
491 long revnum; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
492 Py_ssize_t k; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
493 Py_ssize_t i; |
26042
2a3010ba6f52
reachableroots: give anonymous name to short-lived "numheads" variable
Yuya Nishihara <yuya@tcha.org>
parents:
26041
diff
changeset
|
494 Py_ssize_t l; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
495 int r; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
496 int parents[2]; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
497 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
498 /* Internal data structure: |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
499 * tovisit: array of length len+1 (all revs + nullrev), filled upto lentovisit |
26044
b3ad349d0e50
reachableroots: extend "revstates" to array of bit flags
Yuya Nishihara <yuya@tcha.org>
parents:
26043
diff
changeset
|
500 * 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
|
501 int *tovisit = NULL; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
502 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
|
503 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
|
504 char *revstates = NULL; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
505 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
506 /* Get arguments */ |
26009
bbb698697efc
reachableroots: fix transposition of set and list types in PyArg_ParseTuple
Augie Fackler <augie@google.com>
parents:
26008
diff
changeset
|
507 if (!PyArg_ParseTuple(args, "lO!O!O!", &minroot, &PyList_Type, &heads, |
26053
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
508 &PyList_Type, &roots, |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
509 &PyBool_Type, &includepatharg)) |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
510 goto bail; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
511 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
512 if (includepatharg == Py_True) |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
513 includepath = 1; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
514 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
515 /* Initialize return set */ |
26055
607868eccaa7
reachableroots: return list of revisions instead of set
Yuya Nishihara <yuya@tcha.org>
parents:
26054
diff
changeset
|
516 reachable = PyList_New(0); |
607868eccaa7
reachableroots: return list of revisions instead of set
Yuya Nishihara <yuya@tcha.org>
parents:
26054
diff
changeset
|
517 if (reachable == NULL) |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
518 goto bail; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
519 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
520 /* Initialize internal datastructures */ |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
521 tovisit = (int *)malloc((len + 1) * sizeof(int)); |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
522 if (tovisit == NULL) { |
26008
59d57ea69ae6
reachableroots: consistently use short-form of PyErr_NoMemory()
Augie Fackler <augie@google.com>
parents:
26007
diff
changeset
|
523 PyErr_NoMemory(); |
26016
c8d41c9c23c7
reachableroots: unify bail cases to raise exception correctly
Yuya Nishihara <yuya@tcha.org>
parents:
26015
diff
changeset
|
524 goto bail; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
525 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
526 |
26043
f2f0a3ab6e41
reachableroots: rename "seen" array to "revstates" for future extension
Yuya Nishihara <yuya@tcha.org>
parents:
26042
diff
changeset
|
527 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
|
528 if (revstates == NULL) { |
26008
59d57ea69ae6
reachableroots: consistently use short-form of PyErr_NoMemory()
Augie Fackler <augie@google.com>
parents:
26007
diff
changeset
|
529 PyErr_NoMemory(); |
26016
c8d41c9c23c7
reachableroots: unify bail cases to raise exception correctly
Yuya Nishihara <yuya@tcha.org>
parents:
26015
diff
changeset
|
530 goto bail; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
531 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
532 |
26053
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
533 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
|
534 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
|
535 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
|
536 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
|
537 goto bail; |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
538 /* 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
|
539 * 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
|
540 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
|
541 continue; |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
542 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
|
543 } |
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
544 |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
545 /* 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
|
546 l = PyList_GET_SIZE(heads); |
2a3010ba6f52
reachableroots: give anonymous name to short-lived "numheads" variable
Yuya Nishihara <yuya@tcha.org>
parents:
26041
diff
changeset
|
547 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
|
548 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
|
549 if (revnum == -1 && PyErr_Occurred()) |
c6115c30a376
reachableroots: verify type of each item of heads argument
Yuya Nishihara <yuya@tcha.org>
parents:
26017
diff
changeset
|
550 goto bail; |
26017
44705659da94
reachableroots: verify integer range of heads argument (issue4775)
Yuya Nishihara <yuya@tcha.org>
parents:
26016
diff
changeset
|
551 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
|
552 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
|
553 goto bail; |
44705659da94
reachableroots: verify integer range of heads argument (issue4775)
Yuya Nishihara <yuya@tcha.org>
parents:
26016
diff
changeset
|
554 } |
26044
b3ad349d0e50
reachableroots: extend "revstates" to array of bit flags
Yuya Nishihara <yuya@tcha.org>
parents:
26043
diff
changeset
|
555 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
|
556 tovisit[lentovisit++] = (int)revnum; |
26044
b3ad349d0e50
reachableroots: extend "revstates" to array of bit flags
Yuya Nishihara <yuya@tcha.org>
parents:
26043
diff
changeset
|
557 revstates[revnum + 1] |= RS_SEEN; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
558 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
559 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
560 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
561 /* Visit the tovisit list and find the reachable roots */ |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
562 k = 0; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
563 while (k < lentovisit) { |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
564 /* 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
|
565 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
|
566 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
|
567 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
|
568 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
|
569 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
|
570 goto bail; |
26058
e7fe0a12376c
reachableroots: handle error of PyList_Append()
Yuya Nishihara <yuya@tcha.org>
parents:
26055
diff
changeset
|
571 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
|
572 Py_DECREF(val); |
26058
e7fe0a12376c
reachableroots: handle error of PyList_Append()
Yuya Nishihara <yuya@tcha.org>
parents:
26055
diff
changeset
|
573 if (r < 0) |
e7fe0a12376c
reachableroots: handle error of PyList_Append()
Yuya Nishihara <yuya@tcha.org>
parents:
26055
diff
changeset
|
574 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
|
575 if (includepath == 0) |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
576 continue; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
577 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
578 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
579 /* Add its parents to the list of nodes to visit */ |
26041
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
580 if (revnum == -1) |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
581 continue; |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
582 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
|
583 if (r < 0) |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
584 goto bail; |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
585 for (i = 0; i < 2; i++) { |
26044
b3ad349d0e50
reachableroots: extend "revstates" to array of bit flags
Yuya Nishihara <yuya@tcha.org>
parents:
26043
diff
changeset
|
586 if (!(revstates[parents[i] + 1] & RS_SEEN) |
26041
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
587 && parents[i] >= minroot) { |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
588 tovisit[lentovisit++] = parents[i]; |
26044
b3ad349d0e50
reachableroots: extend "revstates" to array of bit flags
Yuya Nishihara <yuya@tcha.org>
parents:
26043
diff
changeset
|
589 revstates[parents[i] + 1] |= RS_SEEN; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
590 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
591 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
592 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
593 |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
594 /* 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
|
595 * and add them to the reachable set */ |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
596 if (includepath == 1) { |
26080
83c9edcac05c
reachableroots: silence warning of implicit integer narrowing issued by clang
Yuya Nishihara <yuya@tcha.org>
parents:
26079
diff
changeset
|
597 long minidx = minroot; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
598 if (minidx < 0) |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
599 minidx = 0; |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
600 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
|
601 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
|
602 continue; |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
603 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
|
604 /* 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
|
605 * index_get_parents */ |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
606 if (r < 0) |
8da628be211b
reachableroots: reduce nesting level by jumping to next iteration by continue
Yuya Nishihara <yuya@tcha.org>
parents:
26033
diff
changeset
|
607 goto bail; |
26059
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
608 if (((revstates[parents[0] + 1] | |
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
609 revstates[parents[1] + 1]) & RS_REACHABLE) |
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
610 && !(revstates[i + 1] & RS_REACHABLE)) { |
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
611 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
|
612 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
|
613 if (val == NULL) |
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
614 goto bail; |
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
615 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
|
616 Py_DECREF(val); |
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
617 if (r < 0) |
8779ce81ea80
reachableroots: unroll loop that checks if one of parents is reachable
Yuya Nishihara <yuya@tcha.org>
parents:
26058
diff
changeset
|
618 goto bail; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
619 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
620 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
621 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
622 |
26043
f2f0a3ab6e41
reachableroots: rename "seen" array to "revstates" for future extension
Yuya Nishihara <yuya@tcha.org>
parents:
26042
diff
changeset
|
623 free(revstates); |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
624 free(tovisit); |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
625 return reachable; |
26016
c8d41c9c23c7
reachableroots: unify bail cases to raise exception correctly
Yuya Nishihara <yuya@tcha.org>
parents:
26015
diff
changeset
|
626 bail: |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
627 Py_XDECREF(reachable); |
26043
f2f0a3ab6e41
reachableroots: rename "seen" array to "revstates" for future extension
Yuya Nishihara <yuya@tcha.org>
parents:
26042
diff
changeset
|
628 free(revstates); |
26016
c8d41c9c23c7
reachableroots: unify bail cases to raise exception correctly
Yuya Nishihara <yuya@tcha.org>
parents:
26015
diff
changeset
|
629 free(tovisit); |
26010
2c03e521a0c5
reachableroots: return NULL if we're throwing an exception
Augie Fackler <augie@google.com>
parents:
26009
diff
changeset
|
630 return NULL; |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
631 } |
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
632 |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
633 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
|
634 { |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
635 PyObject *roots = Py_None; |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
636 PyObject *ret = NULL; |
35309
d13526333835
phases: drop the list with phase of each rev, always comput phase sets
Joerg Sonnenberger <joerg@bec.de>
parents:
34861
diff
changeset
|
637 PyObject *phasessize = NULL; |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
638 PyObject *phaseroots = NULL; |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
639 PyObject *phaseset = NULL; |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
640 PyObject *phasessetlist = NULL; |
25911
f4386cb3252e
parsers: fix memory leak in compute_phases_map_sets
Laurent Charignon <lcharignon@fb.com>
parents:
25860
diff
changeset
|
641 PyObject *rev = NULL; |
38851
781b2720d2ac
index: don't include nullid in len()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38850
diff
changeset
|
642 Py_ssize_t len = index_length(self); |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
643 Py_ssize_t numphase = 0; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
644 Py_ssize_t minrevallphases = 0; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
645 Py_ssize_t minrevphase = 0; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
646 Py_ssize_t i = 0; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
647 char *phases = NULL; |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
648 long phase; |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
649 |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
650 if (!PyArg_ParseTuple(args, "O", &roots)) |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
651 goto done; |
36623
a472a897c340
cext: fix computephasesmapsets() not to return without setting an exception
Yuya Nishihara <yuya@tcha.org>
parents:
36621
diff
changeset
|
652 if (roots == NULL || !PyList_Check(roots)) { |
a472a897c340
cext: fix computephasesmapsets() not to return without setting an exception
Yuya Nishihara <yuya@tcha.org>
parents:
36621
diff
changeset
|
653 PyErr_SetString(PyExc_TypeError, "roots must be a list"); |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
654 goto done; |
36623
a472a897c340
cext: fix computephasesmapsets() not to return without setting an exception
Yuya Nishihara <yuya@tcha.org>
parents:
36621
diff
changeset
|
655 } |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
656 |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
657 phases = calloc(len, 1); /* phase per rev: {0: public, 1: draft, 2: secret} */ |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
658 if (phases == NULL) { |
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
659 PyErr_NoMemory(); |
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
660 goto done; |
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
661 } |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
662 /* Put the phase information of all the roots in phases */ |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
663 numphase = PyList_GET_SIZE(roots)+1; |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
664 minrevallphases = len + 1; |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
665 phasessetlist = PyList_New(numphase); |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
666 if (phasessetlist == NULL) |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
667 goto done; |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
668 |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
669 PyList_SET_ITEM(phasessetlist, 0, Py_None); |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
670 Py_INCREF(Py_None); |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
671 |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
672 for (i = 0; i < numphase-1; i++) { |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
673 phaseroots = PyList_GET_ITEM(roots, i); |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
674 phaseset = PySet_New(NULL); |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
675 if (phaseset == NULL) |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
676 goto release; |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
677 PyList_SET_ITEM(phasessetlist, i+1, phaseset); |
36623
a472a897c340
cext: fix computephasesmapsets() not to return without setting an exception
Yuya Nishihara <yuya@tcha.org>
parents:
36621
diff
changeset
|
678 if (!PyList_Check(phaseroots)) { |
a472a897c340
cext: fix computephasesmapsets() not to return without setting an exception
Yuya Nishihara <yuya@tcha.org>
parents:
36621
diff
changeset
|
679 PyErr_SetString(PyExc_TypeError, |
a472a897c340
cext: fix computephasesmapsets() not to return without setting an exception
Yuya Nishihara <yuya@tcha.org>
parents:
36621
diff
changeset
|
680 "roots item must be a list"); |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
681 goto release; |
36623
a472a897c340
cext: fix computephasesmapsets() not to return without setting an exception
Yuya Nishihara <yuya@tcha.org>
parents:
36621
diff
changeset
|
682 } |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
683 minrevphase = add_roots_get_min(self, phaseroots, i+1, phases); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
684 if (minrevphase == -2) /* Error from add_roots_get_min */ |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
685 goto release; |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
686 minrevallphases = MIN(minrevallphases, minrevphase); |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
687 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
688 /* Propagate the phase information from the roots to the revs */ |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
689 if (minrevallphases != -1) { |
25312
ee02728dd5f9
parsers: simplify the code computing the phases
Laurent Charignon <lcharignon@fb.com>
parents:
25311
diff
changeset
|
690 int parents[2]; |
ee02728dd5f9
parsers: simplify the code computing the phases
Laurent Charignon <lcharignon@fb.com>
parents:
25311
diff
changeset
|
691 for (i = minrevallphases; i < len; i++) { |
25860
895f04955a49
parsers: silence warning of implicit integer conversion issued by clang
Yuya Nishihara <yuya@tcha.org>
parents:
25810
diff
changeset
|
692 if (index_get_parents(self, i, parents, |
895f04955a49
parsers: silence warning of implicit integer conversion issued by clang
Yuya Nishihara <yuya@tcha.org>
parents:
25810
diff
changeset
|
693 (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
|
694 goto release; |
25312
ee02728dd5f9
parsers: simplify the code computing the phases
Laurent Charignon <lcharignon@fb.com>
parents:
25311
diff
changeset
|
695 set_phase_from_parents(phases, parents[0], parents[1], i); |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
696 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
697 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
698 /* Transform phase list to a python list */ |
39074
acd23830bcd6
cext: fix most truncation warnings in revlog on Windows
Matt Harbison <matt_harbison@yahoo.com>
parents:
39073
diff
changeset
|
699 phasessize = PyInt_FromSsize_t(len); |
35309
d13526333835
phases: drop the list with phase of each rev, always comput phase sets
Joerg Sonnenberger <joerg@bec.de>
parents:
34861
diff
changeset
|
700 if (phasessize == NULL) |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
701 goto release; |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
702 for (i = 0; i < len; i++) { |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
703 phase = phases[i]; |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
704 /* We only store the sets of phase for non public phase, the public phase |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
705 * is computed as a difference */ |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
706 if (phase != 0) { |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
707 phaseset = PyList_GET_ITEM(phasessetlist, phase); |
39074
acd23830bcd6
cext: fix most truncation warnings in revlog on Windows
Matt Harbison <matt_harbison@yahoo.com>
parents:
39073
diff
changeset
|
708 rev = PyInt_FromSsize_t(i); |
27365
ec04370bdfaf
parsers: check results of PyInt_FromLong (issue4771)
Bryan O'Sullivan <bos@serpentine.com>
parents:
27364
diff
changeset
|
709 if (rev == NULL) |
ec04370bdfaf
parsers: check results of PyInt_FromLong (issue4771)
Bryan O'Sullivan <bos@serpentine.com>
parents:
27364
diff
changeset
|
710 goto release; |
25911
f4386cb3252e
parsers: fix memory leak in compute_phases_map_sets
Laurent Charignon <lcharignon@fb.com>
parents:
25860
diff
changeset
|
711 PySet_Add(phaseset, rev); |
f4386cb3252e
parsers: fix memory leak in compute_phases_map_sets
Laurent Charignon <lcharignon@fb.com>
parents:
25860
diff
changeset
|
712 Py_XDECREF(rev); |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
713 } |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
714 } |
35309
d13526333835
phases: drop the list with phase of each rev, always comput phase sets
Joerg Sonnenberger <joerg@bec.de>
parents:
34861
diff
changeset
|
715 ret = PyTuple_Pack(2, phasessize, phasessetlist); |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
716 |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
717 release: |
35309
d13526333835
phases: drop the list with phase of each rev, always comput phase sets
Joerg Sonnenberger <joerg@bec.de>
parents:
34861
diff
changeset
|
718 Py_XDECREF(phasessize); |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
719 Py_XDECREF(phasessetlist); |
27364
ad1cc1435b13
parsers: simplify error logic in compute_phases_map_sets
Bryan O'Sullivan <bos@serpentine.com>
parents:
27341
diff
changeset
|
720 done: |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
721 free(phases); |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
722 return ret; |
24443
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
723 } |
539b3c7eea44
phase: compute phases in C
Laurent Charignon <lcharignon@fb.com>
parents:
24214
diff
changeset
|
724 |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
725 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
|
726 { |
25297
3966e39fea98
changelog: fix bug in heads computation
Laurent Charignon <lcharignon@fb.com>
parents:
25296
diff
changeset
|
727 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
|
728 char *nothead = NULL; |
22540
9a860ac8c216
parsers: fix uninitialize variable warning
David Soria Parra <davidsp@fb.com>
parents:
22484
diff
changeset
|
729 PyObject *heads = NULL; |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
730 PyObject *filter = NULL; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
731 PyObject *filteredrevs = Py_None; |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
732 |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
733 if (!PyArg_ParseTuple(args, "|O", &filteredrevs)) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
734 return NULL; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
735 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
736 |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
737 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
|
738 return list_copy(self->headrevs); |
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
739 |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
740 Py_DECREF(self->filteredrevs); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
741 self->filteredrevs = filteredrevs; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
742 Py_INCREF(filteredrevs); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
743 |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
744 if (filteredrevs != Py_None) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
745 filter = PyObject_GetAttrString(filteredrevs, "__contains__"); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
746 if (!filter) { |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
747 PyErr_SetString(PyExc_TypeError, |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
748 "filteredrevs has no attribute __contains__"); |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
749 goto bail; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
750 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
751 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
752 |
38851
781b2720d2ac
index: don't include nullid in len()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38850
diff
changeset
|
753 len = index_length(self); |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
754 heads = PyList_New(0); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
755 if (heads == NULL) |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
756 goto bail; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
757 if (len == 0) { |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
758 PyObject *nullid = PyInt_FromLong(-1); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
759 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
|
760 Py_XDECREF(nullid); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
761 goto bail; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
762 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
763 goto done; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
764 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
765 |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
766 nothead = calloc(len, 1); |
27366
7e8a883da171
parsers: add a missed PyErr_NoMemory
Bryan O'Sullivan <bos@serpentine.com>
parents:
27365
diff
changeset
|
767 if (nothead == NULL) { |
7e8a883da171
parsers: add a missed PyErr_NoMemory
Bryan O'Sullivan <bos@serpentine.com>
parents:
27365
diff
changeset
|
768 PyErr_NoMemory(); |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
769 goto bail; |
27366
7e8a883da171
parsers: add a missed PyErr_NoMemory
Bryan O'Sullivan <bos@serpentine.com>
parents:
27365
diff
changeset
|
770 } |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
771 |
28386
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
772 for (i = len - 1; i >= 0; i--) { |
25297
3966e39fea98
changelog: fix bug in heads computation
Laurent Charignon <lcharignon@fb.com>
parents:
25296
diff
changeset
|
773 int isfiltered; |
3966e39fea98
changelog: fix bug in heads computation
Laurent Charignon <lcharignon@fb.com>
parents:
25296
diff
changeset
|
774 int parents[2]; |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
775 |
28386
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
776 /* If nothead[i] == 1, it means we've seen an unfiltered child of this |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
777 * node already, and therefore this node is not filtered. So we can skip |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
778 * the expensive check_filter step. |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
779 */ |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
780 if (nothead[i] != 1) { |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
781 isfiltered = check_filter(filter, i); |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
782 if (isfiltered == -1) { |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
783 PyErr_SetString(PyExc_TypeError, |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
784 "unable to check filter"); |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
785 goto bail; |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
786 } |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
787 |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
788 if (isfiltered) { |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
789 nothead[i] = 1; |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
790 continue; |
1c658391b22f
parsers: optimize filtered headrevs logic
Durham Goode <durham@fb.com>
parents:
27638
diff
changeset
|
791 } |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
792 } |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
793 |
25860
895f04955a49
parsers: silence warning of implicit integer conversion issued by clang
Yuya Nishihara <yuya@tcha.org>
parents:
25810
diff
changeset
|
794 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
|
795 goto bail; |
25297
3966e39fea98
changelog: fix bug in heads computation
Laurent Charignon <lcharignon@fb.com>
parents:
25296
diff
changeset
|
796 for (j = 0; j < 2; j++) { |
3966e39fea98
changelog: fix bug in heads computation
Laurent Charignon <lcharignon@fb.com>
parents:
25296
diff
changeset
|
797 if (parents[j] >= 0) |
3966e39fea98
changelog: fix bug in heads computation
Laurent Charignon <lcharignon@fb.com>
parents:
25296
diff
changeset
|
798 nothead[parents[j]] = 1; |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
799 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
800 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
801 |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
802 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
|
803 PyObject *head; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
804 |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
805 if (nothead[i]) |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
806 continue; |
22400
888bc106de83
parsers: fix typing issue when constructing Python integer object
Henrik Stuart <hg@hstuart.dk>
parents:
22399
diff
changeset
|
807 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
|
808 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
|
809 Py_XDECREF(head); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
810 goto bail; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
811 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
812 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
813 |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
814 done: |
16787
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
815 self->headrevs = heads; |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
816 Py_XDECREF(filter); |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
817 free(nothead); |
16787
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
818 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
|
819 bail: |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
820 Py_XDECREF(filter); |
16786
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
821 Py_XDECREF(heads); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
822 free(nothead); |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
823 return NULL; |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
824 } |
2631cd5dd244
revlog: switch to a C version of headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16784
diff
changeset
|
825 |
33174
f4f52bb362e6
revlog: address review feedback for deltachain C implementation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
33171
diff
changeset
|
826 /** |
f4f52bb362e6
revlog: address review feedback for deltachain C implementation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
33171
diff
changeset
|
827 * 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
|
828 * |
f4f52bb362e6
revlog: address review feedback for deltachain C implementation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
33171
diff
changeset
|
829 * 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
|
830 */ |
33171
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
831 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
|
832 { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
833 const char *data; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
834 |
39068
52e9bf215f96
index: don't include nullid in the internal "length" field
Martin von Zweigbergk <martinvonz@google.com>
parents:
38944
diff
changeset
|
835 if (rev >= self->length) { |
52e9bf215f96
index: don't include nullid in the internal "length" field
Martin von Zweigbergk <martinvonz@google.com>
parents:
38944
diff
changeset
|
836 PyObject *tuple = PyList_GET_ITEM(self->added, rev - self->length); |
33171
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
837 return (int)PyInt_AS_LONG(PyTuple_GET_ITEM(tuple, 3)); |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
838 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
839 else { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
840 data = index_deref(self, rev); |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
841 if (data == NULL) { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
842 return -2; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
843 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
844 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
845 return getbe32(data + 16); |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
846 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
847 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
848 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
849 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
|
850 { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
851 int rev, generaldelta; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
852 PyObject *stoparg; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
853 int stoprev, iterrev, baserev = -1; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
854 int stopped; |
33174
f4f52bb362e6
revlog: address review feedback for deltachain C implementation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
33171
diff
changeset
|
855 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
|
856 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
|
857 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
858 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
|
859 return NULL; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
860 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
861 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
862 if (PyInt_Check(stoparg)) { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
863 stoprev = (int)PyInt_AsLong(stoparg); |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
864 if (stoprev == -1 && PyErr_Occurred()) { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
865 return NULL; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
866 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
867 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
868 else if (stoparg == Py_None) { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
869 stoprev = -2; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
870 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
871 else { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
872 PyErr_SetString(PyExc_ValueError, |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
873 "stoprev must be integer or None"); |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
874 return NULL; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
875 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
876 |
38868
0db50770f388
index: don't add 1 to length variables
Martin von Zweigbergk <martinvonz@google.com>
parents:
38867
diff
changeset
|
877 if (rev < 0 || rev >= length) { |
33171
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
878 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
|
879 return NULL; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
880 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
881 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
882 chain = PyList_New(0); |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
883 if (chain == NULL) { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
884 return NULL; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
885 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
886 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
887 baserev = index_baserev(self, rev); |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
888 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
889 /* This should never happen. */ |
33174
f4f52bb362e6
revlog: address review feedback for deltachain C implementation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
33171
diff
changeset
|
890 if (baserev <= -2) { |
f4f52bb362e6
revlog: address review feedback for deltachain C implementation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
33171
diff
changeset
|
891 /* 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
|
892 assert(PyErr_Occurred()); |
33171
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
893 goto bail; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
894 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
895 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
896 iterrev = rev; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
897 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
898 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
|
899 PyObject *value = PyInt_FromLong(iterrev); |
33171
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
900 if (value == NULL) { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
901 goto bail; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
902 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
903 if (PyList_Append(chain, value)) { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
904 Py_DECREF(value); |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
905 goto bail; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
906 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
907 Py_DECREF(value); |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
908 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
909 if (generaldelta) { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
910 iterrev = baserev; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
911 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
912 else { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
913 iterrev--; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
914 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
915 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
916 if (iterrev < 0) { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
917 break; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
918 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
919 |
38868
0db50770f388
index: don't add 1 to length variables
Martin von Zweigbergk <martinvonz@google.com>
parents:
38867
diff
changeset
|
920 if (iterrev >= length) { |
33171
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
921 PyErr_SetString(PyExc_IndexError, "revision outside index"); |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
922 return NULL; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
923 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
924 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
925 baserev = index_baserev(self, iterrev); |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
926 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
927 /* This should never happen. */ |
33174
f4f52bb362e6
revlog: address review feedback for deltachain C implementation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
33171
diff
changeset
|
928 if (baserev <= -2) { |
f4f52bb362e6
revlog: address review feedback for deltachain C implementation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
33171
diff
changeset
|
929 /* 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
|
930 assert(PyErr_Occurred()); |
33171
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
931 goto bail; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
932 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
933 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
934 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
935 if (iterrev == stoprev) { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
936 stopped = 1; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
937 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
938 else { |
33174
f4f52bb362e6
revlog: address review feedback for deltachain C implementation
Gregory Szorc <gregory.szorc@gmail.com>
parents:
33171
diff
changeset
|
939 PyObject *value = PyInt_FromLong(iterrev); |
33171
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
940 if (value == NULL) { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
941 goto bail; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
942 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
943 if (PyList_Append(chain, value)) { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
944 Py_DECREF(value); |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
945 goto bail; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
946 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
947 Py_DECREF(value); |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
948 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
949 stopped = 0; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
950 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
951 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
952 if (PyList_Reverse(chain)) { |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
953 goto bail; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
954 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
955 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
956 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
|
957 Py_DECREF(chain); |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
958 return result; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
959 |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
960 bail: |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
961 Py_DECREF(chain); |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
962 return NULL; |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
963 } |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
964 |
16618
6bae941b58ad
parsers: change the type of nt_level
Bryan O'Sullivan <bryano@fb.com>
parents:
16617
diff
changeset
|
965 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
|
966 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
967 int v = node[level>>1]; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
968 if (!(level & 1)) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
969 v >>= 4; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
970 return v & 0xf; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
971 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
972 |
16616
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
973 /* |
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
974 * Return values: |
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
975 * |
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
976 * -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
|
977 * -2: not found |
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
978 * rest: valid rev |
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
979 */ |
38940
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38939
diff
changeset
|
980 static int nt_find(nodetree *self, const char *node, Py_ssize_t nodelen, |
16663 | 981 int hex) |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
982 { |
16663 | 983 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
|
984 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
|
985 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
986 if (nodelen == 20 && node[0] == '\0' && memcmp(node, nullid, 20) == 0) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
987 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
988 |
16663 | 989 if (hex) |
16665
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
990 maxlevel = nodelen > 40 ? 40 : (int)nodelen; |
16663 | 991 else |
992 maxlevel = nodelen > 20 ? 40 : ((int)nodelen * 2); | |
16641
e6dfbc5df76f
parsers: use the correct maximum radix tree depth
Bryan O'Sullivan <bryano@fb.com>
parents:
16604
diff
changeset
|
993 |
e6dfbc5df76f
parsers: use the correct maximum radix tree depth
Bryan O'Sullivan <bryano@fb.com>
parents:
16604
diff
changeset
|
994 for (level = off = 0; level < maxlevel; level++) { |
16663 | 995 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
|
996 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
|
997 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
|
998 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
999 if (v < 0) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1000 const char *n; |
16663 | 1001 Py_ssize_t i; |
1002 | |
38846
f738c502e43b
index: store nullrev as -1 in nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38845
diff
changeset
|
1003 v = -(v + 2); |
38940
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38939
diff
changeset
|
1004 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
|
1005 if (n == NULL) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1006 return -2; |
16663 | 1007 for (i = level; i < maxlevel; i++) |
1008 if (getnybble(node, i) != nt_level(n, i)) | |
1009 return -2; | |
1010 return v; | |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1011 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1012 if (v == 0) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1013 return -2; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1014 off = v; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1015 } |
16616
8f79aabd96f6
parsers: allow nt_find to signal an ambiguous match
Bryan O'Sullivan <bryano@fb.com>
parents:
16615
diff
changeset
|
1016 /* 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
|
1017 return -4; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1018 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1019 |
38915
fff675dfb80b
index: pass only nodetree to nt_new()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38914
diff
changeset
|
1020 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
|
1021 { |
38915
fff675dfb80b
index: pass only nodetree to nt_new()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38914
diff
changeset
|
1022 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
|
1023 unsigned newcapacity; |
dcd395dc98d8
index: remove side-effect from failed nt_new()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38937
diff
changeset
|
1024 nodetreenode *newnodes; |
39071
06ff7ea4f440
index: avoid duplicating capacity-growth expression
Martin von Zweigbergk <martinvonz@google.com>
parents:
39070
diff
changeset
|
1025 newcapacity = self->capacity * 2; |
06ff7ea4f440
index: avoid duplicating capacity-growth expression
Martin von Zweigbergk <martinvonz@google.com>
parents:
39070
diff
changeset
|
1026 if (newcapacity >= INT_MAX / sizeof(nodetreenode)) { |
06ff7ea4f440
index: avoid duplicating capacity-growth expression
Martin von Zweigbergk <martinvonz@google.com>
parents:
39070
diff
changeset
|
1027 PyErr_SetString(PyExc_MemoryError, "overflow in nt_new"); |
24623
2262d7bc469e
parsers: check for memory allocation overflows more carefully
Bryan O'Sullivan <bryano@fb.com>
parents:
24622
diff
changeset
|
1028 return -1; |
2262d7bc469e
parsers: check for memory allocation overflows more carefully
Bryan O'Sullivan <bryano@fb.com>
parents:
24622
diff
changeset
|
1029 } |
38938
dcd395dc98d8
index: remove side-effect from failed nt_new()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38937
diff
changeset
|
1030 newnodes = realloc(self->nodes, newcapacity * sizeof(nodetreenode)); |
dcd395dc98d8
index: remove side-effect from failed nt_new()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38937
diff
changeset
|
1031 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
|
1032 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
|
1033 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1034 } |
38938
dcd395dc98d8
index: remove side-effect from failed nt_new()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38937
diff
changeset
|
1035 self->capacity = newcapacity; |
dcd395dc98d8
index: remove side-effect from failed nt_new()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38937
diff
changeset
|
1036 self->nodes = newnodes; |
38915
fff675dfb80b
index: pass only nodetree to nt_new()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38914
diff
changeset
|
1037 memset(&self->nodes[self->length], 0, |
fff675dfb80b
index: pass only nodetree to nt_new()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38914
diff
changeset
|
1038 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
|
1039 } |
38915
fff675dfb80b
index: pass only nodetree to nt_new()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38914
diff
changeset
|
1040 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
|
1041 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1042 |
38940
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38939
diff
changeset
|
1043 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
|
1044 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1045 int level = 0; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
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|
1046 int off = 0; |
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diff
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|
1047 |
16641
e6dfbc5df76f
parsers: use the correct maximum radix tree depth
Bryan O'Sullivan <bryano@fb.com>
parents:
16604
diff
changeset
|
1048 while (level < 40) { |
16414
e8d37b78acfb
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|
1049 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
|
1050 nodetreenode *n; |
16414
e8d37b78acfb
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diff
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|
1051 int v; |
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diff
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1052 |
38940
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
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diff
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|
1053 n = &self->nodes[off]; |
16414
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diff
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|
1054 v = n->children[k]; |
e8d37b78acfb
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diff
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1055 |
e8d37b78acfb
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diff
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|
1056 if (v == 0) { |
38846
f738c502e43b
index: store nullrev as -1 in nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38845
diff
changeset
|
1057 n->children[k] = -rev - 2; |
16414
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1058 return 0; |
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1059 } |
e8d37b78acfb
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diff
changeset
|
1060 if (v < 0) { |
38940
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
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parents:
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diff
changeset
|
1061 const char *oldnode = index_node_existing(self->index, -(v + 2)); |
16414
e8d37b78acfb
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|
1062 int noff; |
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diff
changeset
|
1063 |
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
|
1064 if (oldnode == NULL) |
514605777244
revlog: handle errors from index_node() in nt_insert() and index_slice_del()
Martin von Zweigbergk <martinvonz@google.com>
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37978
diff
changeset
|
1065 return -1; |
514605777244
revlog: handle errors from index_node() in nt_insert() and index_slice_del()
Martin von Zweigbergk <martinvonz@google.com>
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37978
diff
changeset
|
1066 if (!memcmp(oldnode, node, 20)) { |
38846
f738c502e43b
index: store nullrev as -1 in nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
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diff
changeset
|
1067 n->children[k] = -rev - 2; |
16414
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|
1068 return 0; |
e8d37b78acfb
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diff
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|
1069 } |
38940
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
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diff
changeset
|
1070 noff = nt_new(self); |
16414
e8d37b78acfb
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changeset
|
1071 if (noff == -1) |
e8d37b78acfb
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|
1072 return -1; |
38940
b6fb71a0a005
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diff
changeset
|
1073 /* self->nodes may have been changed by realloc */ |
b6fb71a0a005
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diff
changeset
|
1074 self->nodes[off].children[k] = noff; |
16414
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changeset
|
1075 off = noff; |
38940
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
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diff
changeset
|
1076 n = &self->nodes[off]; |
16414
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diff
changeset
|
1077 n->children[nt_level(oldnode, ++level)] = v; |
38940
b6fb71a0a005
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diff
changeset
|
1078 if (level > self->depth) |
b6fb71a0a005
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diff
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|
1079 self->depth = level; |
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|
1080 self->splits += 1; |
16414
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|
1081 } else { |
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|
1082 level += 1; |
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|
1083 off = v; |
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|
1084 } |
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|
1085 } |
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1086 |
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|
1087 return -1; |
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|
1088 } |
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changeset
|
1089 |
39226
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shortest: use nodetree for finding shortest node within revset
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39225
diff
changeset
|
1090 static PyObject *nt_insert_py(nodetree *self, PyObject *args) |
7a759ad2d06d
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39225
diff
changeset
|
1091 { |
7a759ad2d06d
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39225
diff
changeset
|
1092 Py_ssize_t rev; |
7a759ad2d06d
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parents:
39225
diff
changeset
|
1093 const char *node; |
39227
42cc76d0f836
cext: fix revlog compiler error on Windows
Matt Harbison <matt_harbison@yahoo.com>
parents:
39226
diff
changeset
|
1094 Py_ssize_t length; |
39226
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
Martin von Zweigbergk <martinvonz@google.com>
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39225
diff
changeset
|
1095 if (!PyArg_ParseTuple(args, "n", &rev)) |
7a759ad2d06d
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39225
diff
changeset
|
1096 return NULL; |
39227
42cc76d0f836
cext: fix revlog compiler error on Windows
Matt Harbison <matt_harbison@yahoo.com>
parents:
39226
diff
changeset
|
1097 length = index_length(self->index); |
39226
7a759ad2d06d
shortest: use nodetree for finding shortest node within revset
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diff
changeset
|
1098 if (rev < 0 || rev >= length) { |
7a759ad2d06d
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diff
changeset
|
1099 PyErr_SetString(PyExc_ValueError, "revlog index out of range"); |
7a759ad2d06d
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|
1100 return NULL; |
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changeset
|
1101 } |
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parents:
39225
diff
changeset
|
1102 node = index_node_existing(self->index, rev); |
39228
66f046116105
cext: fix truncation warnings in revlog on Windows
Matt Harbison <matt_harbison@yahoo.com>
parents:
39227
diff
changeset
|
1103 if (nt_insert(self, node, (int)rev) == -1) |
39226
7a759ad2d06d
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|
1104 return NULL; |
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|
1105 Py_RETURN_NONE; |
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|
1106 } |
7a759ad2d06d
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|
1107 |
38940
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diff
changeset
|
1108 static int nt_delete_node(nodetree *self, const char *node) |
38845
f9fc59ea3135
index: create function for deleting node from nodetree
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parents:
38821
diff
changeset
|
1109 { |
38846
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changeset
|
1110 /* rev==-2 happens to get encoded as 0, which is interpreted as not set */ |
f738c502e43b
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changeset
|
1111 return nt_insert(self, node, -2); |
38845
f9fc59ea3135
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diff
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|
1112 } |
f9fc59ea3135
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diff
changeset
|
1113 |
38941
c0b6a7c78a21
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diff
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|
1114 static int nt_init(nodetree *self, indexObject *index, unsigned capacity) |
c0b6a7c78a21
index: split up nt_init() in two
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|
1115 { |
39225
fcaffbd7e635
index: fix a comment about overflow-checking
Martin von Zweigbergk <martinvonz@google.com>
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39219
diff
changeset
|
1116 /* Initialize before overflow-checking to avoid nt_dealloc() crash. */ |
39218
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|
1117 self->nodes = NULL; |
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diff
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|
1118 |
38941
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|
1119 self->index = index; |
39218
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|
1120 Py_INCREF(index); |
39072
34eb999e29bf
index: make capacity argument to nt_init be measured in revisions
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39071
diff
changeset
|
1121 /* 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
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parents:
39071
diff
changeset
|
1122 * terms of nodetree nodes. */ |
34eb999e29bf
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39071
diff
changeset
|
1123 self->capacity = (capacity < 4 ? 4 : capacity / 2); |
38941
c0b6a7c78a21
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diff
changeset
|
1124 self->depth = 0; |
c0b6a7c78a21
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38940
diff
changeset
|
1125 self->splits = 0; |
39070
4dd92a15fcca
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39069
diff
changeset
|
1126 if ((size_t)self->capacity > INT_MAX / sizeof(nodetreenode)) { |
4dd92a15fcca
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parents:
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diff
changeset
|
1127 PyErr_SetString(PyExc_ValueError, "overflow in init_nt"); |
4dd92a15fcca
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diff
changeset
|
1128 return -1; |
4dd92a15fcca
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diff
changeset
|
1129 } |
38941
c0b6a7c78a21
index: split up nt_init() in two
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38940
diff
changeset
|
1130 self->nodes = calloc(self->capacity, sizeof(nodetreenode)); |
c0b6a7c78a21
index: split up nt_init() in two
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parents:
38940
diff
changeset
|
1131 if (self->nodes == NULL) { |
c0b6a7c78a21
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Martin von Zweigbergk <martinvonz@google.com>
parents:
38940
diff
changeset
|
1132 PyErr_NoMemory(); |
c0b6a7c78a21
index: split up nt_init() in two
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parents:
38940
diff
changeset
|
1133 return -1; |
c0b6a7c78a21
index: split up nt_init() in two
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diff
changeset
|
1134 } |
c0b6a7c78a21
index: split up nt_init() in two
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38940
diff
changeset
|
1135 self->length = 1; |
c0b6a7c78a21
index: split up nt_init() in two
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38940
diff
changeset
|
1136 return 0; |
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parents:
38940
diff
changeset
|
1137 } |
c0b6a7c78a21
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diff
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|
1138 |
39218
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changeset
|
1139 static PyTypeObject indexType; |
b85b377e7fc2
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diff
changeset
|
1140 |
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changeset
|
1141 static int nt_init_py(nodetree *self, PyObject *args) |
b85b377e7fc2
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diff
changeset
|
1142 { |
b85b377e7fc2
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diff
changeset
|
1143 PyObject *index; |
b85b377e7fc2
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39075
diff
changeset
|
1144 unsigned capacity; |
b85b377e7fc2
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39075
diff
changeset
|
1145 if (!PyArg_ParseTuple(args, "O!I", &indexType, &index, &capacity)) |
b85b377e7fc2
index: make node tree a Python object
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39075
diff
changeset
|
1146 return -1; |
b85b377e7fc2
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diff
changeset
|
1147 return nt_init(self, (indexObject*)index, capacity); |
b85b377e7fc2
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39075
diff
changeset
|
1148 } |
b85b377e7fc2
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diff
changeset
|
1149 |
38943
2b89e20c450c
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38942
diff
changeset
|
1150 static int nt_partialmatch(nodetree *self, const char *node, |
2b89e20c450c
index: move all "nt_*" functions to one place
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38942
diff
changeset
|
1151 Py_ssize_t nodelen) |
2b89e20c450c
index: move all "nt_*" functions to one place
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38942
diff
changeset
|
1152 { |
2b89e20c450c
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parents:
38942
diff
changeset
|
1153 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
|
1154 } |
2b89e20c450c
index: move all "nt_*" functions to one place
Martin von Zweigbergk <martinvonz@google.com>
parents:
38942
diff
changeset
|
1155 |
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1156 /* |
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1157 * Find the length of the shortest unique prefix of node. |
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1158 * |
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1159 * Return values: |
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1160 * |
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1161 * -3: error (exception set) |
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1162 * -2: not found (no exception set) |
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1163 * rest: length of shortest prefix |
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1164 */ |
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1165 static int nt_shortest(nodetree *self, const char *node) |
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1166 { |
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1167 int level, off; |
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1168 |
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1169 for (level = off = 0; level < 40; level++) { |
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|
1170 int k, v; |
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|
1171 nodetreenode *n = &self->nodes[off]; |
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|
1172 k = nt_level(node, level); |
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|
1173 v = n->children[k]; |
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1174 if (v < 0) { |
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|
1175 const char *n; |
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|
1176 v = -(v + 2); |
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1177 n = index_node_existing(self->index, v); |
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1178 if (n == NULL) |
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|
1179 return -3; |
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1180 if (memcmp(node, n, 20) != 0) |
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|
1181 /* |
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|
1182 * Found a unique prefix, but it wasn't for the |
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1183 * requested node (i.e the requested node does |
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|
1184 * not exist). |
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|
1185 */ |
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|
1186 return -2; |
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|
1187 return level + 1; |
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1188 } |
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1189 if (v == 0) |
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1190 return -2; |
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1191 off = v; |
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1192 } |
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|
1193 /* |
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1194 * The node was still not unique after 40 hex digits, so this won't |
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1195 * happen. Also, if we get here, then there's a programming error in |
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1196 * this file that made us insert a node longer than 40 hex digits. |
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|
1197 */ |
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|
1198 PyErr_SetString(PyExc_Exception, "broken node tree"); |
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1199 return -3; |
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1200 } |
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|
1201 |
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1202 static PyObject *nt_shortest_py(nodetree *self, PyObject *args) |
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1203 { |
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|
1204 PyObject *val; |
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|
1205 char *node; |
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|
1206 int length; |
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1207 |
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1208 if (!PyArg_ParseTuple(args, "O", &val)) |
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1209 return NULL; |
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|
1210 if (node_check(val, &node) == -1) |
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|
1211 return NULL; |
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1212 |
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1213 length = nt_shortest(self, node); |
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1214 if (length == -3) |
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|
1215 return NULL; |
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|
1216 if (length == -2) { |
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|
1217 raise_revlog_error(); |
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|
1218 return NULL; |
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|
1219 } |
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|
1220 return PyInt_FromLong(length); |
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|
1221 } |
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|
1222 |
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1223 static void nt_dealloc(nodetree *self) |
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1224 { |
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|
1225 Py_XDECREF(self->index); |
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|
1226 free(self->nodes); |
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|
1227 self->nodes = NULL; |
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|
1228 PyObject_Del(self); |
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|
1229 } |
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|
1230 |
39226
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|
1231 static PyMethodDef nt_methods[] = { |
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|
1232 {"insert", (PyCFunction)nt_insert_py, METH_VARARGS, |
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|
1233 "insert an index entry"}, |
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|
1234 {"shortest", (PyCFunction)nt_shortest_py, METH_VARARGS, |
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|
1235 "find length of shortest hex nodeid of a binary ID"}, |
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|
1236 {NULL} /* Sentinel */ |
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|
1237 }; |
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|
1238 |
39218
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|
1239 static PyTypeObject nodetreeType = { |
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|
1240 PyVarObject_HEAD_INIT(NULL, 0) /* header */ |
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|
1241 "parsers.nodetree", /* tp_name */ |
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|
1242 sizeof(nodetree) , /* tp_basicsize */ |
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|
1243 0, /* tp_itemsize */ |
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|
1244 (destructor)nt_dealloc, /* tp_dealloc */ |
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|
1245 0, /* tp_print */ |
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|
1246 0, /* tp_getattr */ |
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|
1247 0, /* tp_setattr */ |
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|
1248 0, /* tp_compare */ |
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|
1249 0, /* tp_repr */ |
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|
1250 0, /* tp_as_number */ |
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|
1251 0, /* tp_as_sequence */ |
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|
1252 0, /* tp_as_mapping */ |
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|
1253 0, /* tp_hash */ |
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|
1254 0, /* tp_call */ |
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|
1255 0, /* tp_str */ |
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|
1256 0, /* tp_getattro */ |
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|
1257 0, /* tp_setattro */ |
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|
1258 0, /* tp_as_buffer */ |
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|
1259 Py_TPFLAGS_DEFAULT, /* tp_flags */ |
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|
1260 "nodetree", /* tp_doc */ |
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|
1261 0, /* tp_traverse */ |
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|
1262 0, /* tp_clear */ |
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|
1263 0, /* tp_richcompare */ |
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|
1264 0, /* tp_weaklistoffset */ |
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|
1265 0, /* tp_iter */ |
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|
1266 0, /* tp_iternext */ |
39226
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|
1267 nt_methods, /* tp_methods */ |
39218
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1268 0, /* tp_members */ |
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changeset
|
1269 0, /* tp_getset */ |
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
1270 0, /* tp_base */ |
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
1271 0, /* tp_dict */ |
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
1272 0, /* tp_descr_get */ |
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
1273 0, /* tp_descr_set */ |
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
1274 0, /* tp_dictoffset */ |
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
1275 (initproc)nt_init_py, /* tp_init */ |
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
1276 0, /* tp_alloc */ |
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
1277 }; |
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
1278 |
38941
c0b6a7c78a21
index: split up nt_init() in two
Martin von Zweigbergk <martinvonz@google.com>
parents:
38940
diff
changeset
|
1279 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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|
1280 { |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1281 if (self->nt == NULL) { |
39218
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
1282 self->nt = PyObject_New(nodetree, &nodetreeType); |
38912
d1bc0e7c862b
index: extract a type for the nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38911
diff
changeset
|
1283 if (self->nt == NULL) { |
d1bc0e7c862b
index: extract a type for the nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38911
diff
changeset
|
1284 return -1; |
d1bc0e7c862b
index: extract a type for the nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38911
diff
changeset
|
1285 } |
39228
66f046116105
cext: fix truncation warnings in revlog on Windows
Matt Harbison <matt_harbison@yahoo.com>
parents:
39227
diff
changeset
|
1286 if (nt_init(self->nt, self, (int)self->raw_length) == -1) { |
39218
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
1287 nt_dealloc(self->nt); |
38912
d1bc0e7c862b
index: extract a type for the nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38911
diff
changeset
|
1288 self->nt = NULL; |
16615
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1289 return -1; |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
changeset
|
1290 } |
39069
4c4825db29e1
shortest: don't include nullid in disambigution revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39068
diff
changeset
|
1291 if (nt_insert(self->nt, nullid, -1) == -1) { |
39218
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
1292 nt_dealloc(self->nt); |
39069
4c4825db29e1
shortest: don't include nullid in disambigution revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39068
diff
changeset
|
1293 self->nt = NULL; |
4c4825db29e1
shortest: don't include nullid in disambigution revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39068
diff
changeset
|
1294 return -1; |
4c4825db29e1
shortest: don't include nullid in disambigution revset
Martin von Zweigbergk <martinvonz@google.com>
parents:
39068
diff
changeset
|
1295 } |
38851
781b2720d2ac
index: don't include nullid in len()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38850
diff
changeset
|
1296 self->ntrev = (int)index_length(self); |
16615
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
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|
1297 self->ntlookups = 1; |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
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|
1298 self->ntmisses = 0; |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
parents:
16614
diff
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|
1299 } |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
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16614
diff
changeset
|
1300 return 0; |
96fa9dd1db38
parsers: factor out radix tree initialization
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diff
changeset
|
1301 } |
96fa9dd1db38
parsers: factor out radix tree initialization
Bryan O'Sullivan <bryano@fb.com>
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16614
diff
changeset
|
1302 |
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e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1303 /* |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1304 * Return values: |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1305 * |
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parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
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|
1306 * -3: error (exception set) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1307 * -2: not found (no exception set) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1308 * rest: valid rev |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1309 */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1310 static int index_find_node(indexObject *self, |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
1311 const char *node, Py_ssize_t nodelen) |
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parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
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|
1312 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
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16393
diff
changeset
|
1313 int rev; |
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parents:
16393
diff
changeset
|
1314 |
38941
c0b6a7c78a21
index: split up nt_init() in two
Martin von Zweigbergk <martinvonz@google.com>
parents:
38940
diff
changeset
|
1315 if (index_init_nt(self) == -1) |
38820
44bbc89ec5e0
revlog: remove micro-optimization for looking up only nullid
Martin von Zweigbergk <martinvonz@google.com>
parents:
38819
diff
changeset
|
1316 return -3; |
44bbc89ec5e0
revlog: remove micro-optimization for looking up only nullid
Martin von Zweigbergk <martinvonz@google.com>
parents:
38819
diff
changeset
|
1317 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
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16393
diff
changeset
|
1318 self->ntlookups++; |
38940
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38939
diff
changeset
|
1319 rev = nt_find(self->nt, node, nodelen, 0); |
16414
e8d37b78acfb
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Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
1320 if (rev >= -1) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
1321 return rev; |
e8d37b78acfb
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Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
1322 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
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|
1323 /* |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
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parents:
16393
diff
changeset
|
1324 * For the first handful of lookups, we scan the entire index, |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1325 * and cache only the matching nodes. This optimizes for cases |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
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|
1326 * like "hg tip", where only a few nodes are accessed. |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1327 * |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
1328 * After that, we cache every node we visit, using a single |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1329 * scan amortized over multiple lookups. This gives the best |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
1330 * bulk performance, e.g. for "hg log". |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
1331 */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
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parents:
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diff
changeset
|
1332 if (self->ntmisses++ < 4) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1333 for (rev = self->ntrev - 1; rev >= 0; rev--) { |
37861
a9d9802d577e
revlog: don't say "not found" on internal error
Martin von Zweigbergk <martinvonz@google.com>
parents:
37860
diff
changeset
|
1334 const char *n = index_node_existing(self, rev); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1335 if (n == NULL) |
37861
a9d9802d577e
revlog: don't say "not found" on internal error
Martin von Zweigbergk <martinvonz@google.com>
parents:
37860
diff
changeset
|
1336 return -3; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1337 if (memcmp(node, n, nodelen > 20 ? 20 : nodelen) == 0) { |
38940
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38939
diff
changeset
|
1338 if (nt_insert(self->nt, n, rev) == -1) |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1339 return -3; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1340 break; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1341 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
1342 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
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parents:
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diff
changeset
|
1343 } else { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1344 for (rev = self->ntrev - 1; rev >= 0; rev--) { |
37861
a9d9802d577e
revlog: don't say "not found" on internal error
Martin von Zweigbergk <martinvonz@google.com>
parents:
37860
diff
changeset
|
1345 const char *n = index_node_existing(self, rev); |
a9d9802d577e
revlog: don't say "not found" on internal error
Martin von Zweigbergk <martinvonz@google.com>
parents:
37860
diff
changeset
|
1346 if (n == NULL) |
a9d9802d577e
revlog: don't say "not found" on internal error
Martin von Zweigbergk <martinvonz@google.com>
parents:
37860
diff
changeset
|
1347 return -3; |
38940
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38939
diff
changeset
|
1348 if (nt_insert(self->nt, n, rev) == -1) { |
16614
1d800eb9ba52
parsers: update ntrev when we stop scanning
Bryan O'Sullivan <bryano@fb.com>
parents:
16597
diff
changeset
|
1349 self->ntrev = rev + 1; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1350 return -3; |
16614
1d800eb9ba52
parsers: update ntrev when we stop scanning
Bryan O'Sullivan <bryano@fb.com>
parents:
16597
diff
changeset
|
1351 } |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1352 if (memcmp(node, n, nodelen > 20 ? 20 : nodelen) == 0) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
1353 break; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
1354 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
1355 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
1356 self->ntrev = rev; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
1357 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
1358 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
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diff
changeset
|
1359 if (rev >= 0) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1360 return rev; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
1361 return -2; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
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diff
changeset
|
1362 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
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diff
changeset
|
1363 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1364 static PyObject *index_getitem(indexObject *self, PyObject *value) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1365 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1366 char *node; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1367 int rev; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1368 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1369 if (PyInt_Check(value)) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1370 return index_get(self, PyInt_AS_LONG(value)); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1371 |
38819
49628742d264
revlog: remove unnecessary output parameter from node_check()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38305
diff
changeset
|
1372 if (node_check(value, &node) == -1) |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1373 return NULL; |
38819
49628742d264
revlog: remove unnecessary output parameter from node_check()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38305
diff
changeset
|
1374 rev = index_find_node(self, node, 20); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
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diff
changeset
|
1375 if (rev >= -1) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1376 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
|
1377 if (rev == -2) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1378 raise_revlog_error(); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1379 return NULL; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1380 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1381 |
37929
9c6d1d41b3e6
revlog: extract function for fully populating the radix tree
Martin von Zweigbergk <martinvonz@google.com>
parents:
37861
diff
changeset
|
1382 /* |
9c6d1d41b3e6
revlog: extract function for fully populating the radix tree
Martin von Zweigbergk <martinvonz@google.com>
parents:
37861
diff
changeset
|
1383 * Fully populate the radix tree. |
9c6d1d41b3e6
revlog: extract function for fully populating the radix tree
Martin von Zweigbergk <martinvonz@google.com>
parents:
37861
diff
changeset
|
1384 */ |
38942
3e74c01102af
index: rename "nt_*(indexObject *self,...)" functions to "index_*"
Martin von Zweigbergk <martinvonz@google.com>
parents:
38941
diff
changeset
|
1385 static int index_populate_nt(indexObject *self) { |
37929
9c6d1d41b3e6
revlog: extract function for fully populating the radix tree
Martin von Zweigbergk <martinvonz@google.com>
parents:
37861
diff
changeset
|
1386 int rev; |
9c6d1d41b3e6
revlog: extract function for fully populating the radix tree
Martin von Zweigbergk <martinvonz@google.com>
parents:
37861
diff
changeset
|
1387 if (self->ntrev > 0) { |
9c6d1d41b3e6
revlog: extract function for fully populating the radix tree
Martin von Zweigbergk <martinvonz@google.com>
parents:
37861
diff
changeset
|
1388 for (rev = self->ntrev - 1; rev >= 0; rev--) { |
9c6d1d41b3e6
revlog: extract function for fully populating the radix tree
Martin von Zweigbergk <martinvonz@google.com>
parents:
37861
diff
changeset
|
1389 const char *n = index_node_existing(self, rev); |
9c6d1d41b3e6
revlog: extract function for fully populating the radix tree
Martin von Zweigbergk <martinvonz@google.com>
parents:
37861
diff
changeset
|
1390 if (n == NULL) |
9c6d1d41b3e6
revlog: extract function for fully populating the radix tree
Martin von Zweigbergk <martinvonz@google.com>
parents:
37861
diff
changeset
|
1391 return -1; |
38940
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38939
diff
changeset
|
1392 if (nt_insert(self->nt, n, rev) == -1) |
37929
9c6d1d41b3e6
revlog: extract function for fully populating the radix tree
Martin von Zweigbergk <martinvonz@google.com>
parents:
37861
diff
changeset
|
1393 return -1; |
9c6d1d41b3e6
revlog: extract function for fully populating the radix tree
Martin von Zweigbergk <martinvonz@google.com>
parents:
37861
diff
changeset
|
1394 } |
37930
892592475094
revlog: use literal -1 instead of variable that always has that value
Martin von Zweigbergk <martinvonz@google.com>
parents:
37929
diff
changeset
|
1395 self->ntrev = -1; |
37929
9c6d1d41b3e6
revlog: extract function for fully populating the radix tree
Martin von Zweigbergk <martinvonz@google.com>
parents:
37861
diff
changeset
|
1396 } |
9c6d1d41b3e6
revlog: extract function for fully populating the radix tree
Martin von Zweigbergk <martinvonz@google.com>
parents:
37861
diff
changeset
|
1397 return 0; |
9c6d1d41b3e6
revlog: extract function for fully populating the radix tree
Martin von Zweigbergk <martinvonz@google.com>
parents:
37861
diff
changeset
|
1398 } |
9c6d1d41b3e6
revlog: extract function for fully populating the radix tree
Martin von Zweigbergk <martinvonz@google.com>
parents:
37861
diff
changeset
|
1399 |
16665
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1400 static PyObject *index_partialmatch(indexObject *self, PyObject *args) |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1401 { |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1402 const char *fullnode; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1403 int nodelen; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1404 char *node; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1405 int rev, i; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1406 |
36620
186c6df3a373
py3: bulk-replace 'const char*' format specifier passed to PyArg_ParseTuple*()
Yuya Nishihara <yuya@tcha.org>
parents:
36619
diff
changeset
|
1407 if (!PyArg_ParseTuple(args, PY23("s#", "y#"), &node, &nodelen)) |
16665
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1408 return NULL; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1409 |
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
|
1410 if (nodelen < 1) { |
16665
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1411 PyErr_SetString(PyExc_ValueError, "key too short"); |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1412 return NULL; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1413 } |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1414 |
17353
bde1185f406c
revlog: don't try to partialmatch strings those length > 40
sorcerer
parents:
17165
diff
changeset
|
1415 if (nodelen > 40) { |
bde1185f406c
revlog: don't try to partialmatch strings those length > 40
sorcerer
parents:
17165
diff
changeset
|
1416 PyErr_SetString(PyExc_ValueError, "key too long"); |
bde1185f406c
revlog: don't try to partialmatch strings those length > 40
sorcerer
parents:
17165
diff
changeset
|
1417 return NULL; |
bde1185f406c
revlog: don't try to partialmatch strings those length > 40
sorcerer
parents:
17165
diff
changeset
|
1418 } |
16665
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1419 |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1420 for (i = 0; i < nodelen; i++) |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1421 hexdigit(node, i); |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1422 if (PyErr_Occurred()) { |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1423 /* input contains non-hex characters */ |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1424 PyErr_Clear(); |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1425 Py_RETURN_NONE; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1426 } |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1427 |
38941
c0b6a7c78a21
index: split up nt_init() in two
Martin von Zweigbergk <martinvonz@google.com>
parents:
38940
diff
changeset
|
1428 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
|
1429 return NULL; |
38942
3e74c01102af
index: rename "nt_*(indexObject *self,...)" functions to "index_*"
Martin von Zweigbergk <martinvonz@google.com>
parents:
38941
diff
changeset
|
1430 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
|
1431 return NULL; |
38940
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38939
diff
changeset
|
1432 rev = nt_partialmatch(self->nt, node, nodelen); |
16665
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1433 |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1434 switch (rev) { |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1435 case -4: |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1436 raise_revlog_error(); |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1437 return NULL; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1438 case -2: |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1439 Py_RETURN_NONE; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1440 case -1: |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
1441 return PyBytes_FromStringAndSize(nullid, 20); |
16665
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1442 } |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1443 |
37860
a91f31a1e281
revlog: extract function for getting node from known-to-exist rev
Martin von Zweigbergk <martinvonz@google.com>
parents:
37858
diff
changeset
|
1444 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
|
1445 if (fullnode == NULL) { |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1446 return NULL; |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1447 } |
30100
c5afe5531709
parsers: convert PyString* to PyBytes*
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30090
diff
changeset
|
1448 return PyBytes_FromStringAndSize(fullnode, 20); |
16665
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1449 } |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
1450 |
37968
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1451 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
|
1452 { |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1453 PyObject *val; |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1454 char *node; |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1455 int length; |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1456 |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1457 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
|
1458 return NULL; |
38819
49628742d264
revlog: remove unnecessary output parameter from node_check()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38305
diff
changeset
|
1459 if (node_check(val, &node) == -1) |
37968
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1460 return NULL; |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1461 |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1462 self->ntlookups++; |
38941
c0b6a7c78a21
index: split up nt_init() in two
Martin von Zweigbergk <martinvonz@google.com>
parents:
38940
diff
changeset
|
1463 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
|
1464 return NULL; |
38942
3e74c01102af
index: rename "nt_*(indexObject *self,...)" functions to "index_*"
Martin von Zweigbergk <martinvonz@google.com>
parents:
38941
diff
changeset
|
1465 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
|
1466 return NULL; |
38940
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38939
diff
changeset
|
1467 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
|
1468 if (length == -3) |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1469 return NULL; |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1470 if (length == -2) { |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1471 raise_revlog_error(); |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1472 return NULL; |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1473 } |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1474 return PyInt_FromLong(length); |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1475 } |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
1476 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1477 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
|
1478 { |
16679
2950d186a927
parsers: strictly check for 20-byte hashes where they're required
Bryan O'Sullivan <bryano@fb.com>
parents:
16641
diff
changeset
|
1479 PyObject *val; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1480 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
|
1481 int rev; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1482 |
16679
2950d186a927
parsers: strictly check for 20-byte hashes where they're required
Bryan O'Sullivan <bryano@fb.com>
parents:
16641
diff
changeset
|
1483 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
|
1484 return NULL; |
38819
49628742d264
revlog: remove unnecessary output parameter from node_check()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38305
diff
changeset
|
1485 if (node_check(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
|
1486 return NULL; |
38819
49628742d264
revlog: remove unnecessary output parameter from node_check()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38305
diff
changeset
|
1487 rev = index_find_node(self, node, 20); |
27638
90e3c5129226
cleanup: remove superfluous space after space after equals (C)
timeless <timeless@mozdev.org>
parents:
27592
diff
changeset
|
1488 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
|
1489 return NULL; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1490 if (rev == -2) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1491 Py_RETURN_NONE; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1492 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
|
1493 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1494 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1495 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
|
1496 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1497 char *node; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1498 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1499 if (PyInt_Check(value)) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1500 long rev = PyInt_AS_LONG(value); |
38866
aa33988ad8ab
index: return False for "len(index) in index"
Martin von Zweigbergk <martinvonz@google.com>
parents:
38852
diff
changeset
|
1501 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
|
1502 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1503 |
38819
49628742d264
revlog: remove unnecessary output parameter from node_check()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38305
diff
changeset
|
1504 if (node_check(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
|
1505 return -1; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1506 |
38819
49628742d264
revlog: remove unnecessary output parameter from node_check()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38305
diff
changeset
|
1507 switch (index_find_node(self, node, 20)) { |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1508 case -3: |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1509 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1510 case -2: |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1511 return 0; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1512 default: |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1513 return 1; |
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 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1516 |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1517 typedef uint64_t bitmask; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1518 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1519 /* |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1520 * 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
|
1521 * 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
|
1522 * "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
|
1523 */ |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1524 static PyObject *find_gca_candidates(indexObject *self, const int *revs, |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1525 int revcount) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1526 { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1527 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
|
1528 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
|
1529 PyObject *gca = PyList_New(0); |
20555
4add43865a9b
ancestors: remove unnecessary handling of 'left'
Mads Kiilerich <madski@unity3d.com>
parents:
20554
diff
changeset
|
1530 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
|
1531 int maxrev = -1; |
22399
9f490afcb067
parsers: use bitmask type consistently in find_gca_candidates
Henrik Stuart <hg@hstuart.dk>
parents:
21871
diff
changeset
|
1532 bitmask sp; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1533 bitmask *seen; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1534 |
19727
3d07b4a2f743
parsers: correctly handle a failed allocation
Bryan O'Sullivan <bryano@fb.com>
parents:
19726
diff
changeset
|
1535 if (gca == NULL) |
3d07b4a2f743
parsers: correctly handle a failed allocation
Bryan O'Sullivan <bryano@fb.com>
parents:
19726
diff
changeset
|
1536 return PyErr_NoMemory(); |
3d07b4a2f743
parsers: correctly handle a failed allocation
Bryan O'Sullivan <bryano@fb.com>
parents:
19726
diff
changeset
|
1537 |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1538 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
|
1539 if (revs[i] > maxrev) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1540 maxrev = revs[i]; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1541 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1542 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1543 seen = calloc(sizeof(*seen), maxrev + 1); |
19727
3d07b4a2f743
parsers: correctly handle a failed allocation
Bryan O'Sullivan <bryano@fb.com>
parents:
19726
diff
changeset
|
1544 if (seen == NULL) { |
3d07b4a2f743
parsers: correctly handle a failed allocation
Bryan O'Sullivan <bryano@fb.com>
parents:
19726
diff
changeset
|
1545 Py_DECREF(gca); |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1546 return PyErr_NoMemory(); |
19727
3d07b4a2f743
parsers: correctly handle a failed allocation
Bryan O'Sullivan <bryano@fb.com>
parents:
19726
diff
changeset
|
1547 } |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1548 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1549 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
|
1550 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
|
1551 |
20555
4add43865a9b
ancestors: remove unnecessary handling of 'left'
Mads Kiilerich <madski@unity3d.com>
parents:
20554
diff
changeset
|
1552 interesting = revcount; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1553 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1554 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
|
1555 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
|
1556 int parents[2]; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1557 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1558 if (!sv) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1559 continue; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1560 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1561 if (sv < poison) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1562 interesting -= 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1563 if (sv == allseen) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1564 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
|
1565 if (obj == NULL) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1566 goto bail; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1567 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
|
1568 Py_DECREF(obj); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1569 goto bail; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1570 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1571 sv |= poison; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1572 for (i = 0; i < revcount; i++) { |
20555
4add43865a9b
ancestors: remove unnecessary handling of 'left'
Mads Kiilerich <madski@unity3d.com>
parents:
20554
diff
changeset
|
1573 if (revs[i] == v) |
4add43865a9b
ancestors: remove unnecessary handling of 'left'
Mads Kiilerich <madski@unity3d.com>
parents:
20554
diff
changeset
|
1574 goto done; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1575 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1576 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1577 } |
25810
82d6a35cf432
parsers: fix buffer overflow by invalid parent revision read from revlog
Yuya Nishihara <yuya@tcha.org>
parents:
25584
diff
changeset
|
1578 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
|
1579 goto bail; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1580 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1581 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
|
1582 int p = parents[i]; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1583 if (p == -1) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1584 continue; |
19030
48d6f436363e
parsers: fix variable declaration position issue
Matt Mackall <mpm@selenic.com>
parents:
18988
diff
changeset
|
1585 sp = seen[p]; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1586 if (sv < poison) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1587 if (sp == 0) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1588 seen[p] = sv; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1589 interesting++; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1590 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1591 else if (sp != sv) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1592 seen[p] |= sv; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1593 } else { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1594 if (sp && sp < poison) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1595 interesting--; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1596 seen[p] = sv; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1597 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1598 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1599 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1600 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1601 done: |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1602 free(seen); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1603 return gca; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1604 bail: |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1605 free(seen); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1606 Py_XDECREF(gca); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1607 return NULL; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1608 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1609 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1610 /* |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1611 * 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
|
1612 * path to the root. |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1613 */ |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1614 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
|
1615 { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1616 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
|
1617 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
|
1618 int *depth, *interesting = NULL; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1619 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
|
1620 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
|
1621 long *seen = NULL; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1622 int maxrev = -1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1623 long final; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1624 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1625 if (revcount > capacity) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1626 PyErr_Format(PyExc_OverflowError, |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1627 "bitset size (%ld) > capacity (%ld)", |
19062
365b0de17c1c
parsers: remove warning: format ‘%ld’ expects argument of type ‘long int’
André Sintzoff <andre.sintzoff@gmail.com>
parents:
19030
diff
changeset
|
1628 (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
|
1629 return NULL; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1630 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1631 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1632 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
|
1633 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
|
1634 if (n > maxrev) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1635 maxrev = n; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1636 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1637 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1638 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
|
1639 if (depth == NULL) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1640 return PyErr_NoMemory(); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1641 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1642 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
|
1643 if (seen == NULL) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1644 PyErr_NoMemory(); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1645 goto bail; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1646 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1647 |
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
|
1648 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
|
1649 if (interesting == NULL) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1650 PyErr_NoMemory(); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1651 goto bail; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1652 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1653 |
19502
8704477ad3b6
ancestor.deepest: sort revs in C version
Siddharth Agarwal <sid0@fb.com>
parents:
19062
diff
changeset
|
1654 if (PyList_Sort(revs) == -1) |
8704477ad3b6
ancestor.deepest: sort revs in C version
Siddharth Agarwal <sid0@fb.com>
parents:
19062
diff
changeset
|
1655 goto bail; |
8704477ad3b6
ancestor.deepest: sort revs in C version
Siddharth Agarwal <sid0@fb.com>
parents:
19062
diff
changeset
|
1656 |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1657 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
|
1658 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
|
1659 long b = 1l << i; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1660 depth[n] = 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1661 seen[n] = b; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1662 interesting[b] = 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1663 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1664 |
33475
f501322512b6
parsers: fix invariant bug in find_deepest (issue5623)
Sune Foldager <cryo@cyanite.org>
parents:
33174
diff
changeset
|
1665 /* 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
|
1666 * interesting. */ |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1667 ninteresting = (int)revcount; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1668 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1669 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
|
1670 int dv = depth[v]; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1671 int parents[2]; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1672 long sv; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1673 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1674 if (dv == 0) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1675 continue; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1676 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1677 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
|
1678 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
|
1679 goto bail; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1680 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1681 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
|
1682 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
|
1683 long sp; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1684 int dp; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1685 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1686 if (p == -1) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1687 continue; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1688 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1689 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
|
1690 sp = seen[p]; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1691 if (dp <= dv) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1692 depth[p] = dv + 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1693 if (sp != sv) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1694 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
|
1695 seen[p] = sv; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1696 if (sp) { |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1697 interesting[sp] -= 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1698 if (interesting[sp] == 0) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1699 ninteresting -= 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1700 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1701 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1702 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1703 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
|
1704 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
|
1705 if (nsp == sp) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1706 continue; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1707 seen[p] = nsp; |
19503
f2dfda6ac152
ancestor.deepest: decrement ninteresting correctly (issue3984)
Wei, Elson <elson.wei@gmail.com>
parents:
19502
diff
changeset
|
1708 interesting[sp] -= 1; |
33475
f501322512b6
parsers: fix invariant bug in find_deepest (issue5623)
Sune Foldager <cryo@cyanite.org>
parents:
33174
diff
changeset
|
1709 if (interesting[sp] == 0) |
19503
f2dfda6ac152
ancestor.deepest: decrement ninteresting correctly (issue3984)
Wei, Elson <elson.wei@gmail.com>
parents:
19502
diff
changeset
|
1710 ninteresting -= 1; |
33475
f501322512b6
parsers: fix invariant bug in find_deepest (issue5623)
Sune Foldager <cryo@cyanite.org>
parents:
33174
diff
changeset
|
1711 if (interesting[nsp] == 0) |
f501322512b6
parsers: fix invariant bug in find_deepest (issue5623)
Sune Foldager <cryo@cyanite.org>
parents:
33174
diff
changeset
|
1712 ninteresting += 1; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1713 interesting[nsp] += 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1714 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1715 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1716 interesting[sv] -= 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1717 if (interesting[sv] == 0) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1718 ninteresting -= 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1719 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1720 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1721 final = 0; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1722 j = ninteresting; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1723 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
|
1724 if (interesting[i] == 0) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1725 continue; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1726 final |= i; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1727 j -= 1; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1728 } |
21730
8da100383dc3
parsers.c: fix a couple of memory leaks
Danek Duvall <danek.duvall@oracle.com>
parents:
21103
diff
changeset
|
1729 if (final == 0) { |
8da100383dc3
parsers.c: fix a couple of memory leaks
Danek Duvall <danek.duvall@oracle.com>
parents:
21103
diff
changeset
|
1730 keys = PyList_New(0); |
8da100383dc3
parsers.c: fix a couple of memory leaks
Danek Duvall <danek.duvall@oracle.com>
parents:
21103
diff
changeset
|
1731 goto bail; |
8da100383dc3
parsers.c: fix a couple of memory leaks
Danek Duvall <danek.duvall@oracle.com>
parents:
21103
diff
changeset
|
1732 } |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1733 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1734 dict = PyDict_New(); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1735 if (dict == NULL) |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1736 goto bail; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1737 |
19504
2fa303619b4d
ancestor.deepest: ignore ninteresting while building result (issue3984)
Siddharth Agarwal <sid0@fb.com>
parents:
19503
diff
changeset
|
1738 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
|
1739 PyObject *key; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1740 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1741 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
|
1742 continue; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1743 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1744 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
|
1745 Py_INCREF(key); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1746 Py_INCREF(Py_None); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1747 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
|
1748 Py_DECREF(key); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1749 Py_DECREF(Py_None); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1750 goto bail; |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1751 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1752 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1753 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1754 keys = PyDict_Keys(dict); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1755 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1756 bail: |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1757 free(depth); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1758 free(seen); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1759 free(interesting); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1760 Py_XDECREF(dict); |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1761 |
21730
8da100383dc3
parsers.c: fix a couple of memory leaks
Danek Duvall <danek.duvall@oracle.com>
parents:
21103
diff
changeset
|
1762 return keys; |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1763 } |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1764 |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
1765 /* |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1766 * Given a (possibly overlapping) set of revs, return all the |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1767 * common ancestors heads: heads(::args[0] and ::a[1] and ...) |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1768 */ |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1769 static PyObject *index_commonancestorsheads(indexObject *self, PyObject *args) |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1770 { |
21103
628c16489d1c
parsers: remove unnecessary gca variable in index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
21102
diff
changeset
|
1771 PyObject *ret = NULL; |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1772 Py_ssize_t argcount, i, len; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1773 bitmask repeat = 0; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1774 int revcount = 0; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1775 int *revs; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1776 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1777 argcount = PySequence_Length(args); |
31469
a43fd9ec2a39
parsers: use Python memory allocator in commonancestorsheads()
Gregory Szorc <gregory.szorc@gmail.com>
parents:
31426
diff
changeset
|
1778 revs = PyMem_Malloc(argcount * sizeof(*revs)); |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1779 if (argcount > 0 && revs == NULL) |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1780 return PyErr_NoMemory(); |
38851
781b2720d2ac
index: don't include nullid in len()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38850
diff
changeset
|
1781 len = index_length(self); |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1782 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1783 for (i = 0; i < argcount; i++) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1784 static const int capacity = 24; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1785 PyObject *obj = PySequence_GetItem(args, i); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1786 bitmask x; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1787 long val; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1788 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1789 if (!PyInt_Check(obj)) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1790 PyErr_SetString(PyExc_TypeError, |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1791 "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
|
1792 Py_DECREF(obj); |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1793 goto bail; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1794 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1795 val = PyInt_AsLong(obj); |
23945
33d6aaf84c9e
parsers.c: fix a memory leak in index_commonancestorsheads
Augie Fackler <augie@google.com>
parents:
23944
diff
changeset
|
1796 Py_DECREF(obj); |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1797 if (val == -1) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1798 ret = PyList_New(0); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1799 goto done; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1800 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1801 if (val < 0 || val >= len) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1802 PyErr_SetString(PyExc_IndexError, |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1803 "index out of range"); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1804 goto bail; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1805 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1806 /* this cheesy bloom filter lets us avoid some more |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1807 * expensive duplicate checks in the common set-is-disjoint |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1808 * case */ |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1809 x = 1ull << (val & 0x3f); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1810 if (repeat & x) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1811 int k; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1812 for (k = 0; k < revcount; k++) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1813 if (val == revs[k]) |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1814 goto duplicate; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1815 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1816 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1817 else repeat |= x; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1818 if (revcount >= capacity) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1819 PyErr_Format(PyExc_OverflowError, |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1820 "bitset size (%d) > capacity (%d)", |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1821 revcount, capacity); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1822 goto bail; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1823 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1824 revs[revcount++] = (int)val; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1825 duplicate:; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1826 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1827 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1828 if (revcount == 0) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1829 ret = PyList_New(0); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1830 goto done; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1831 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1832 if (revcount == 1) { |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1833 PyObject *obj; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1834 ret = PyList_New(1); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1835 if (ret == NULL) |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1836 goto bail; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1837 obj = PyInt_FromLong(revs[0]); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1838 if (obj == NULL) |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1839 goto bail; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1840 PyList_SET_ITEM(ret, 0, obj); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1841 goto done; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1842 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1843 |
21103
628c16489d1c
parsers: remove unnecessary gca variable in index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
21102
diff
changeset
|
1844 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
|
1845 if (ret == NULL) |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1846 goto bail; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1847 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1848 done: |
31469
a43fd9ec2a39
parsers: use Python memory allocator in commonancestorsheads()
Gregory Szorc <gregory.szorc@gmail.com>
parents:
31426
diff
changeset
|
1849 PyMem_Free(revs); |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1850 return ret; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1851 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1852 bail: |
31469
a43fd9ec2a39
parsers: use Python memory allocator in commonancestorsheads()
Gregory Szorc <gregory.szorc@gmail.com>
parents:
31426
diff
changeset
|
1853 PyMem_Free(revs); |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1854 Py_XDECREF(ret); |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1855 return NULL; |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1856 } |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1857 |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
1858 /* |
24004
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
1859 * 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
|
1860 * 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
|
1861 */ |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
1862 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
|
1863 { |
26048
0be2f81aadc3
parsers: fix two leaks in index_ancestors
Augie Fackler <augie@google.com>
parents:
26044
diff
changeset
|
1864 PyObject *ret; |
24004
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
1865 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
|
1866 if (gca == NULL) |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
1867 return NULL; |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
1868 |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
1869 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
|
1870 return gca; |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
1871 } |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
1872 |
26048
0be2f81aadc3
parsers: fix two leaks in index_ancestors
Augie Fackler <augie@google.com>
parents:
26044
diff
changeset
|
1873 ret = find_deepest(self, gca); |
0be2f81aadc3
parsers: fix two leaks in index_ancestors
Augie Fackler <augie@google.com>
parents:
26044
diff
changeset
|
1874 Py_DECREF(gca); |
0be2f81aadc3
parsers: fix two leaks in index_ancestors
Augie Fackler <augie@google.com>
parents:
26044
diff
changeset
|
1875 return ret; |
24004
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
1876 } |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
1877 |
8a5267cd5286
parsers: rewrite index_ancestors() in terms of index_commonancestorsheads()
Martin von Zweigbergk <martinvonz@google.com>
parents:
23948
diff
changeset
|
1878 /* |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1879 * 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
|
1880 */ |
38942
3e74c01102af
index: rename "nt_*(indexObject *self,...)" functions to "index_*"
Martin von Zweigbergk <martinvonz@google.com>
parents:
38941
diff
changeset
|
1881 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
|
1882 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1883 Py_ssize_t i, len = PyList_GET_SIZE(self->added); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1884 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1885 for (i = start; i < len; i++) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1886 PyObject *tuple = PyList_GET_ITEM(self->added, i); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1887 PyObject *node = PyTuple_GET_ITEM(tuple, 7); |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1888 |
38940
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38939
diff
changeset
|
1889 nt_delete_node(self->nt, PyBytes_AS_STRING(node)); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1890 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1891 |
16732
277e2acb7e5c
parsers: use Py_CLEAR where appropriate
Bryan O'Sullivan <bryano@fb.com>
parents:
16699
diff
changeset
|
1892 if (start == 0) |
277e2acb7e5c
parsers: use Py_CLEAR where appropriate
Bryan O'Sullivan <bryano@fb.com>
parents:
16699
diff
changeset
|
1893 Py_CLEAR(self->added); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1894 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1895 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1896 /* |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1897 * Delete a numeric range of revs, which must be at the end of the |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1898 * range, but exclude the sentinel nullid entry. |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1899 */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1900 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
|
1901 { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1902 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
|
1903 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
|
1904 int ret = 0; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1905 |
30171
7a3b59f0329a
parsers: avoid PySliceObject cast on Python 3
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30169
diff
changeset
|
1906 /* 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
|
1907 #ifdef IS_PY3K |
7a3b59f0329a
parsers: avoid PySliceObject cast on Python 3
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30169
diff
changeset
|
1908 if (PySlice_GetIndicesEx(item, length, |
7a3b59f0329a
parsers: avoid PySliceObject cast on Python 3
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30169
diff
changeset
|
1909 #else |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1910 if (PySlice_GetIndicesEx((PySliceObject*)item, length, |
30171
7a3b59f0329a
parsers: avoid PySliceObject cast on Python 3
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30169
diff
changeset
|
1911 #endif |
16363
2cdd7e63211b
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Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1912 &start, &stop, &step, &slicelength) < 0) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1913 return -1; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1914 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1915 if (slicelength <= 0) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1916 return 0; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1917 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1918 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
|
1919 stop = start; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
1920 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1921 if (step < 0) { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1922 stop = start + 1; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1923 start = stop + step*(slicelength - 1) - 1; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1924 step = -step; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1925 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1926 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1927 if (step != 1) { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1928 PyErr_SetString(PyExc_ValueError, |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1929 "revlog index delete requires step size of 1"); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1930 return -1; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
1931 } |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1932 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1933 if (stop != length - 1) { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1934 PyErr_SetString(PyExc_IndexError, |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1935 "revlog index deletion indices are invalid"); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1936 return -1; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1937 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1938 |
39068
52e9bf215f96
index: don't include nullid in the internal "length" field
Martin von Zweigbergk <martinvonz@google.com>
parents:
38944
diff
changeset
|
1939 if (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
|
1940 if (self->nt) { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1941 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
|
1942 |
39068
52e9bf215f96
index: don't include nullid in the internal "length" field
Martin von Zweigbergk <martinvonz@google.com>
parents:
38944
diff
changeset
|
1943 for (i = start + 1; 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
|
1944 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
|
1945 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
|
1946 return -1; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1947 |
38940
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38939
diff
changeset
|
1948 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
|
1949 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1950 if (self->added) |
38942
3e74c01102af
index: rename "nt_*(indexObject *self,...)" functions to "index_*"
Martin von Zweigbergk <martinvonz@google.com>
parents:
38941
diff
changeset
|
1951 index_invalidate_added(self, 0); |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1952 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
|
1953 self->ntrev = (int)start; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1954 } |
39068
52e9bf215f96
index: don't include nullid in the internal "length" field
Martin von Zweigbergk <martinvonz@google.com>
parents:
38944
diff
changeset
|
1955 self->length = start; |
18504
d1d5fdcc2d46
parsers: fix memleak of revlog cache entries on strip
Yuya Nishihara <yuya@tcha.org>
parents:
18430
diff
changeset
|
1956 if (start < self->raw_length) { |
d1d5fdcc2d46
parsers: fix memleak of revlog cache entries on strip
Yuya Nishihara <yuya@tcha.org>
parents:
18430
diff
changeset
|
1957 if (self->cache) { |
d1d5fdcc2d46
parsers: fix memleak of revlog cache entries on strip
Yuya Nishihara <yuya@tcha.org>
parents:
18430
diff
changeset
|
1958 Py_ssize_t i; |
d1d5fdcc2d46
parsers: fix memleak of revlog cache entries on strip
Yuya Nishihara <yuya@tcha.org>
parents:
18430
diff
changeset
|
1959 for (i = start; i < self->raw_length; i++) |
d1d5fdcc2d46
parsers: fix memleak of revlog cache entries on strip
Yuya Nishihara <yuya@tcha.org>
parents:
18430
diff
changeset
|
1960 Py_CLEAR(self->cache[i]); |
d1d5fdcc2d46
parsers: fix memleak of revlog cache entries on strip
Yuya Nishihara <yuya@tcha.org>
parents:
18430
diff
changeset
|
1961 } |
16784
12a852c7c763
parsers: reduce raw_length when truncating
Bryan O'Sullivan <bryano@fb.com>
parents:
16732
diff
changeset
|
1962 self->raw_length = start; |
18504
d1d5fdcc2d46
parsers: fix memleak of revlog cache entries on strip
Yuya Nishihara <yuya@tcha.org>
parents:
18430
diff
changeset
|
1963 } |
16784
12a852c7c763
parsers: reduce raw_length when truncating
Bryan O'Sullivan <bryano@fb.com>
parents:
16732
diff
changeset
|
1964 goto done; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
1965 } |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
1966 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1967 if (self->nt) { |
39068
52e9bf215f96
index: don't include nullid in the internal "length" field
Martin von Zweigbergk <martinvonz@google.com>
parents:
38944
diff
changeset
|
1968 index_invalidate_added(self, 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
|
1969 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
|
1970 self->ntrev = (int)start; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1971 } |
16784
12a852c7c763
parsers: reduce raw_length when truncating
Bryan O'Sullivan <bryano@fb.com>
parents:
16732
diff
changeset
|
1972 if (self->added) |
39068
52e9bf215f96
index: don't include nullid in the internal "length" field
Martin von Zweigbergk <martinvonz@google.com>
parents:
38944
diff
changeset
|
1973 ret = PyList_SetSlice(self->added, start - self->length, |
16784
12a852c7c763
parsers: reduce raw_length when truncating
Bryan O'Sullivan <bryano@fb.com>
parents:
16732
diff
changeset
|
1974 PyList_GET_SIZE(self->added), NULL); |
12a852c7c763
parsers: reduce raw_length when truncating
Bryan O'Sullivan <bryano@fb.com>
parents:
16732
diff
changeset
|
1975 done: |
16787
bda96ce993f9
parsers: cache the result of index_headrevs
Bryan O'Sullivan <bryano@fb.com>
parents:
16786
diff
changeset
|
1976 Py_CLEAR(self->headrevs); |
16784
12a852c7c763
parsers: reduce raw_length when truncating
Bryan O'Sullivan <bryano@fb.com>
parents:
16732
diff
changeset
|
1977 return ret; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1978 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
1979 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1980 /* |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1981 * Supported ops: |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1982 * |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1983 * slice deletion |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1984 * 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
|
1985 * 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
|
1986 */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1987 static int index_assign_subscript(indexObject *self, PyObject *item, |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1988 PyObject *value) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1989 { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1990 char *node; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1991 long rev; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1992 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1993 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
|
1994 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
|
1995 |
38819
49628742d264
revlog: remove unnecessary output parameter from node_check()
Martin von Zweigbergk <martinvonz@google.com>
parents:
38305
diff
changeset
|
1996 if (node_check(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
|
1997 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1998 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
1999 if (value == NULL) |
38940
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38939
diff
changeset
|
2000 return self->nt ? nt_delete_node(self->nt, node) : 0; |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2001 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
|
2002 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
|
2003 if (!PyErr_Occurred()) |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2004 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
|
2005 return -1; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2006 } |
23468
ee311681e591
parsers: ensure revlog index node tree is initialized before insertion
Mike Edgar <adgar@google.com>
parents:
23087
diff
changeset
|
2007 |
38941
c0b6a7c78a21
index: split up nt_init() in two
Martin von Zweigbergk <martinvonz@google.com>
parents:
38940
diff
changeset
|
2008 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
|
2009 return -1; |
38940
b6fb71a0a005
index: make most "nt_*" functions take a nodetree
Martin von Zweigbergk <martinvonz@google.com>
parents:
38939
diff
changeset
|
2010 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
|
2011 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2012 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2013 /* |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2014 * 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
|
2015 * 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
|
2016 */ |
22401
9ba8a93e55f5
parsers: ensure correct return type for inline_scan
Henrik Stuart <hg@hstuart.dk>
parents:
22400
diff
changeset
|
2017 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
|
2018 { |
30577
6146d5acee69
parsers: use buffer to store revlog index
Jun Wu <quark@fb.com>
parents:
30171
diff
changeset
|
2019 const char *data = (const char *)self->buf.buf; |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
2020 Py_ssize_t pos = 0; |
30577
6146d5acee69
parsers: use buffer to store revlog index
Jun Wu <quark@fb.com>
parents:
30171
diff
changeset
|
2021 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
|
2022 long incr = v1_hdrsize; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2023 Py_ssize_t len = 0; |
13254
5ef5eb1f3515
revlog: only build the nodemap on demand
Matt Mackall <mpm@selenic.com>
parents:
11361
diff
changeset
|
2024 |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
2025 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
|
2026 uint32_t comp_len; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2027 /* 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
|
2028 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
|
2029 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
|
2030 if (offsets) |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
2031 offsets[len] = data + pos; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2032 len++; |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
2033 pos += incr; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2034 } |
13254
5ef5eb1f3515
revlog: only build the nodemap on demand
Matt Mackall <mpm@selenic.com>
parents:
11361
diff
changeset
|
2035 |
20167
09e41ac6289d
mpatch: rewrite pointer overflow checks
Matt Mackall <mpm@selenic.com>
parents:
20109
diff
changeset
|
2036 if (pos != end) { |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2037 if (!PyErr_Occurred()) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2038 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
|
2039 return -1; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2040 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2041 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2042 return len; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2043 } |
13254
5ef5eb1f3515
revlog: only build the nodemap on demand
Matt Mackall <mpm@selenic.com>
parents:
11361
diff
changeset
|
2044 |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2045 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
|
2046 { |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2047 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
|
2048 Py_ssize_t size; |
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2049 |
20109
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2050 /* Initialize before argument-checking to avoid index_dealloc() crash. */ |
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2051 self->raw_length = 0; |
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2052 self->added = NULL; |
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2053 self->cache = NULL; |
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2054 self->data = NULL; |
30577
6146d5acee69
parsers: use buffer to store revlog index
Jun Wu <quark@fb.com>
parents:
30171
diff
changeset
|
2055 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
|
2056 self->headrevs = NULL; |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
2057 self->filteredrevs = Py_None; |
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
2058 Py_INCREF(Py_None); |
20109
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2059 self->nt = NULL; |
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2060 self->offsets = NULL; |
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2061 |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2062 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
|
2063 return -1; |
30577
6146d5acee69
parsers: use buffer to store revlog index
Jun Wu <quark@fb.com>
parents:
30171
diff
changeset
|
2064 if (!PyObject_CheckBuffer(data_obj)) { |
6146d5acee69
parsers: use buffer to store revlog index
Jun Wu <quark@fb.com>
parents:
30171
diff
changeset
|
2065 PyErr_SetString(PyExc_TypeError, |
6146d5acee69
parsers: use buffer to store revlog index
Jun Wu <quark@fb.com>
parents:
30171
diff
changeset
|
2066 "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
|
2067 return -1; |
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2068 } |
30577
6146d5acee69
parsers: use buffer to store revlog index
Jun Wu <quark@fb.com>
parents:
30171
diff
changeset
|
2069 |
6146d5acee69
parsers: use buffer to store revlog index
Jun Wu <quark@fb.com>
parents:
30171
diff
changeset
|
2070 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
|
2071 return -1; |
6146d5acee69
parsers: use buffer to store revlog index
Jun Wu <quark@fb.com>
parents:
30171
diff
changeset
|
2072 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
|
2073 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2074 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
|
2075 self->data = data_obj; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2076 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2077 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
|
2078 self->ntrev = -1; |
16597
b767382a8675
parsers: fix refcount bug on corrupt index
Matt Mackall <mpm@selenic.com>
parents:
16572
diff
changeset
|
2079 Py_INCREF(self->data); |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2080 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2081 if (self->inlined) { |
22401
9ba8a93e55f5
parsers: ensure correct return type for inline_scan
Henrik Stuart <hg@hstuart.dk>
parents:
22400
diff
changeset
|
2082 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
|
2083 if (len == -1) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2084 goto bail; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2085 self->raw_length = len; |
39068
52e9bf215f96
index: don't include nullid in the internal "length" field
Martin von Zweigbergk <martinvonz@google.com>
parents:
38944
diff
changeset
|
2086 self->length = len; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2087 } else { |
16863
bbedef66c6f3
parsers: replace magic number 64 with symbolic constant
Bryan O'Sullivan <bryano@fb.com>
parents:
16787
diff
changeset
|
2088 if (size % v1_hdrsize) { |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2089 PyErr_SetString(PyExc_ValueError, "corrupt index file"); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2090 goto bail; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2091 } |
16863
bbedef66c6f3
parsers: replace magic number 64 with symbolic constant
Bryan O'Sullivan <bryano@fb.com>
parents:
16787
diff
changeset
|
2092 self->raw_length = size / v1_hdrsize; |
39068
52e9bf215f96
index: don't include nullid in the internal "length" field
Martin von Zweigbergk <martinvonz@google.com>
parents:
38944
diff
changeset
|
2093 self->length = self->raw_length; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2094 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2095 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2096 return 0; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2097 bail: |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2098 return -1; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2099 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2100 |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2101 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
|
2102 { |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2103 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
|
2104 return (PyObject *)self; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2105 } |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2106 |
38944
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2107 static void _index_clearcaches(indexObject *self) |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2108 { |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2109 if (self->cache) { |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2110 Py_ssize_t i; |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2111 |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2112 for (i = 0; i < self->raw_length; i++) |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2113 Py_CLEAR(self->cache[i]); |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2114 free(self->cache); |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2115 self->cache = NULL; |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2116 } |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2117 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
|
2118 PyMem_Free((void *)self->offsets); |
38944
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2119 self->offsets = NULL; |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2120 } |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2121 if (self->nt != NULL) { |
39218
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
2122 nt_dealloc(self->nt); |
38944
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2123 } |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2124 self->nt = NULL; |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2125 Py_CLEAR(self->headrevs); |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2126 } |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2127 |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2128 static PyObject *index_clearcaches(indexObject *self) |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2129 { |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2130 _index_clearcaches(self); |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2131 self->ntrev = -1; |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2132 self->ntlookups = self->ntmisses = 0; |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2133 Py_RETURN_NONE; |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2134 } |
c1de67691d5b
index: move index_clearcaches() further down
Martin von Zweigbergk <martinvonz@google.com>
parents:
38943
diff
changeset
|
2135 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2136 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
|
2137 { |
16370
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
2138 _index_clearcaches(self); |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
2139 Py_XDECREF(self->filteredrevs); |
30577
6146d5acee69
parsers: use buffer to store revlog index
Jun Wu <quark@fb.com>
parents:
30171
diff
changeset
|
2140 if (self->buf.buf) { |
6146d5acee69
parsers: use buffer to store revlog index
Jun Wu <quark@fb.com>
parents:
30171
diff
changeset
|
2141 PyBuffer_Release(&self->buf); |
6146d5acee69
parsers: use buffer to store revlog index
Jun Wu <quark@fb.com>
parents:
30171
diff
changeset
|
2142 memset(&self->buf, 0, sizeof(self->buf)); |
6146d5acee69
parsers: use buffer to store revlog index
Jun Wu <quark@fb.com>
parents:
30171
diff
changeset
|
2143 } |
20109
e57c532c3835
parse_index2: fix crash on bad argument type (issue4110)
Chris Jerdonek <chris.jerdonek@gmail.com>
parents:
19728
diff
changeset
|
2144 Py_XDECREF(self->data); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2145 Py_XDECREF(self->added); |
39218
b85b377e7fc2
index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
parents:
39075
diff
changeset
|
2146 Py_XDECREF(self->nt); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2147 PyObject_Del(self); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2148 } |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2149 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2150 static PySequenceMethods index_sequence_methods = { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2151 (lenfunc)index_length, /* sq_length */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2152 0, /* sq_concat */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2153 0, /* sq_repeat */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2154 (ssizeargfunc)index_get, /* sq_item */ |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2155 0, /* sq_slice */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2156 0, /* sq_ass_item */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2157 0, /* sq_ass_slice */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2158 (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
|
2159 }; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2160 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2161 static PyMappingMethods index_mapping_methods = { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2162 (lenfunc)index_length, /* mp_length */ |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2163 (binaryfunc)index_getitem, /* mp_subscript */ |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2164 (objobjargproc)index_assign_subscript, /* mp_ass_subscript */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2165 }; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2166 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2167 static PyMethodDef index_methods[] = { |
18988
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2168 {"ancestors", (PyCFunction)index_ancestors, METH_VARARGS, |
5bae936764bb
parsers: a C implementation of the new ancestors algorithm
Bryan O'Sullivan <bryano@fb.com>
parents:
18900
diff
changeset
|
2169 "return the gca set of the given revs"}, |
21102
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2170 {"commonancestorsheads", (PyCFunction)index_commonancestorsheads, |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2171 METH_VARARGS, |
4eb6553789e1
parsers: introduce index_commonancestorsheads
Mads Kiilerich <madski@unity3d.com>
parents:
20797
diff
changeset
|
2172 "return the heads of the common ancestors of the given revs"}, |
16370
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
2173 {"clearcaches", (PyCFunction)index_clearcaches, METH_NOARGS, |
28bb4daf070c
parsers: fix a memleak, and add a clearcaches method to the index
Bryan O'Sullivan <bryano@fb.com>
parents:
16363
diff
changeset
|
2174 "clear the index caches"}, |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2175 {"get", (PyCFunction)index_m_get, METH_VARARGS, |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2176 "get an index entry"}, |
25190
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
2177 {"computephasesmapsets", (PyCFunction)compute_phases_map_sets, |
22438cfd11b5
phases: add set per phase in C phase computation
Laurent Charignon <lcharignon@fb.com>
parents:
24879
diff
changeset
|
2178 METH_VARARGS, "compute phases"}, |
26053
b68c9d232db6
reachableroots: use internal "revstates" array to test if rev is a root
Yuya Nishihara <yuya@tcha.org>
parents:
26052
diff
changeset
|
2179 {"reachableroots2", (PyCFunction)reachableroots2, METH_VARARGS, |
26004
ff89383a97db
reachableroots: add a C implementation
Laurent Charignon <lcharignon@fb.com>
parents:
25911
diff
changeset
|
2180 "reachableroots"}, |
22484
2b5940f64750
obsolete: use C code for headrevs calculation
Durham Goode <durham@fb.com>
parents:
22403
diff
changeset
|
2181 {"headrevs", (PyCFunction)index_headrevs, METH_VARARGS, |
23087
42342f9afe01
parsers: introduce headrevsfiltered in C extension
Mads Kiilerich <madski@unity3d.com>
parents:
23073
diff
changeset
|
2182 "get head revisions"}, /* Can do filtering since 3.2 */ |
42342f9afe01
parsers: introduce headrevsfiltered in C extension
Mads Kiilerich <madski@unity3d.com>
parents:
23073
diff
changeset
|
2183 {"headrevsfiltered", (PyCFunction)index_headrevs, METH_VARARGS, |
42342f9afe01
parsers: introduce headrevsfiltered in C extension
Mads Kiilerich <madski@unity3d.com>
parents:
23073
diff
changeset
|
2184 "get filtered head revisions"}, /* Can always do filtering */ |
33171
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
2185 {"deltachain", (PyCFunction)index_deltachain, METH_VARARGS, |
6d678ab1b10d
revlog: C implementation of delta chain resolution
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32384
diff
changeset
|
2186 "determine revisions with deltas to reconstruct fulltext"}, |
38850
6104b203bec8
index: replace insert(-1, e) method by append(e) method
Martin von Zweigbergk <martinvonz@google.com>
parents:
38848
diff
changeset
|
2187 {"append", (PyCFunction)index_append, METH_O, |
6104b203bec8
index: replace insert(-1, e) method by append(e) method
Martin von Zweigbergk <martinvonz@google.com>
parents:
38848
diff
changeset
|
2188 "append an index entry"}, |
16665
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
2189 {"partialmatch", (PyCFunction)index_partialmatch, METH_VARARGS, |
e410be860393
revlog: speed up prefix matching against nodes
Bryan O'Sullivan <bryano@fb.com>
parents:
16664
diff
changeset
|
2190 "match a potentially ambiguous node ID"}, |
37968
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
2191 {"shortest", (PyCFunction)index_shortest, METH_VARARGS, |
0304f22497fa
revlog: use node tree (native code) for shortest() calculation
Martin von Zweigbergk <martinvonz@google.com>
parents:
37930
diff
changeset
|
2192 "find length of shortest hex nodeid of a binary ID"}, |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2193 {"stats", (PyCFunction)index_stats, METH_NOARGS, |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2194 "stats for the index"}, |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2195 {NULL} /* Sentinel */ |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2196 }; |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2197 |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2198 static PyGetSetDef index_getset[] = { |
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2199 {"nodemap", (getter)index_nodemap, NULL, "nodemap", NULL}, |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2200 {NULL} /* Sentinel */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2201 }; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2202 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2203 static PyTypeObject indexType = { |
34861
6ece4a85c350
cext: add /* header */ comment to all PyVarObject_HEAD_INIT() calls
Augie Fackler <augie@google.com>
parents:
34440
diff
changeset
|
2204 PyVarObject_HEAD_INIT(NULL, 0) /* header */ |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2205 "parsers.index", /* tp_name */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2206 sizeof(indexObject), /* tp_basicsize */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2207 0, /* tp_itemsize */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2208 (destructor)index_dealloc, /* tp_dealloc */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2209 0, /* tp_print */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2210 0, /* tp_getattr */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2211 0, /* tp_setattr */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2212 0, /* tp_compare */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2213 0, /* tp_repr */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2214 0, /* tp_as_number */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2215 &index_sequence_methods, /* tp_as_sequence */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2216 &index_mapping_methods, /* tp_as_mapping */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2217 0, /* tp_hash */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2218 0, /* tp_call */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2219 0, /* tp_str */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2220 0, /* tp_getattro */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2221 0, /* tp_setattro */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2222 0, /* tp_as_buffer */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2223 Py_TPFLAGS_DEFAULT, /* tp_flags */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2224 "revlog index", /* tp_doc */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2225 0, /* tp_traverse */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2226 0, /* tp_clear */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2227 0, /* tp_richcompare */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2228 0, /* tp_weaklistoffset */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2229 0, /* tp_iter */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2230 0, /* tp_iternext */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2231 index_methods, /* tp_methods */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2232 0, /* tp_members */ |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2233 index_getset, /* tp_getset */ |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2234 0, /* tp_base */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2235 0, /* tp_dict */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2236 0, /* tp_descr_get */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2237 0, /* tp_descr_set */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2238 0, /* tp_dictoffset */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2239 (initproc)index_init, /* tp_init */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2240 0, /* tp_alloc */ |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2241 }; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2242 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2243 /* |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2244 * 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
|
2245 * follows: |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2246 * |
16414
e8d37b78acfb
parsers: use base-16 trie for faster node->rev mapping
Bryan O'Sullivan <bryano@fb.com>
parents:
16393
diff
changeset
|
2247 * 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
|
2248 * 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
|
2249 * 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
|
2250 * |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2251 * added complications are for backwards compatibility |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2252 */ |
32378
7d0c69505a66
cext: extract revlog/index parsing code to own C file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32372
diff
changeset
|
2253 PyObject *parse_index2(PyObject *self, PyObject *args) |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2254 { |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2255 PyObject *tuple = NULL, *cache = NULL; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2256 indexObject *idx; |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2257 int ret; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2258 |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2259 idx = PyObject_New(indexObject, &indexType); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2260 if (idx == NULL) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2261 goto bail; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2262 |
16572
8d44b5a2974f
parsers: fix refcount leak, simplify init of index (issue3417)
Bryan O'Sullivan <bryano@fb.com>
parents:
16437
diff
changeset
|
2263 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
|
2264 if (ret == -1) |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2265 goto bail; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2266 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2267 if (idx->inlined) { |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2268 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
|
2269 if (cache == NULL) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2270 goto bail; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2271 } else { |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2272 cache = Py_None; |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2273 Py_INCREF(cache); |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2274 } |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2275 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2276 tuple = Py_BuildValue("NN", idx, cache); |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2277 if (!tuple) |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2278 goto bail; |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2279 return tuple; |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2280 |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2281 bail: |
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2282 Py_XDECREF(idx); |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2283 Py_XDECREF(cache); |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
Bryan O'Sullivan <bryano@fb.com>
parents:
15033
diff
changeset
|
2284 Py_XDECREF(tuple); |
7108
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2285 return NULL; |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2286 } |
1ca878d7b849
C implementation of revlog index parsing
Bernhard Leiner <bleiner@gmail.com>
parents:
7093
diff
changeset
|
2287 |
32378
7d0c69505a66
cext: extract revlog/index parsing code to own C file
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32372
diff
changeset
|
2288 void revlog_module_init(PyObject *mod) |
24017
72c9b5ae7278
parsers: add fm1readmarker
Augie Fackler <augie@google.com>
parents:
24004
diff
changeset
|
2289 { |
16604
48e42f984074
parsers: statically initializing tp_new to PyType_GenericNew is not portable
Adrian Buehlmann <adrian@cadifra.com>
parents:
16597
diff
changeset
|
2290 indexType.tp_new = PyType_GenericNew; |
32384
2e5a476b2e46
cext: move back finalization of dirstateTupleType where it should be
Yuya Nishihara <yuya@tcha.org>
parents:
32378
diff
changeset
|
2291 if (PyType_Ready(&indexType) < 0) |
16363
2cdd7e63211b
parsers: incrementally parse the revlog index in C
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2292 return; |
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2293 Py_INCREF(&indexType); |
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2294 PyModule_AddObject(mod, "index", (PyObject *)&indexType); |
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2295 |
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index: make node tree a Python object
Martin von Zweigbergk <martinvonz@google.com>
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2296 nodetreeType.tp_new = PyType_GenericNew; |
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2297 if (PyType_Ready(&nodetreeType) < 0) |
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2298 return; |
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2299 Py_INCREF(&nodetreeType); |
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2300 PyModule_AddObject(mod, "nodetree", (PyObject *)&nodetreeType); |
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2301 |
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2302 nullentry = Py_BuildValue(PY23("iiiiiiis#", "iiiiiiiy#"), 0, 0, 0, |
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2303 -1, -1, -1, -1, nullid, 20); |
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2304 if (nullentry) |
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2305 PyObject_GC_UnTrack(nullentry); |
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2306 } |