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@@ -1,1194 +1,1160 b'' | |||
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1 | 1 | /* |
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2 | 2 | parsers.c - efficient content parsing |
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3 | 3 | |
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4 | 4 | Copyright 2008 Olivia Mackall <olivia@selenic.com> and others |
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5 | 5 | |
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6 | 6 | This software may be used and distributed according to the terms of |
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7 | 7 | the GNU General Public License, incorporated herein by reference. |
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8 | 8 | */ |
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9 | 9 | |
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10 | 10 | #define PY_SSIZE_T_CLEAN |
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11 | 11 | #include <Python.h> |
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12 | 12 | #include <ctype.h> |
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13 | 13 | #include <stddef.h> |
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14 | 14 | #include <string.h> |
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15 | 15 | |
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16 | 16 | #include "bitmanipulation.h" |
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17 | 17 | #include "charencode.h" |
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18 | 18 | #include "util.h" |
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19 | 19 | |
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20 | 20 | #ifdef IS_PY3K |
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21 | 21 | /* The mapping of Python types is meant to be temporary to get Python |
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22 | 22 | * 3 to compile. We should remove this once Python 3 support is fully |
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23 | 23 | * supported and proper types are used in the extensions themselves. */ |
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24 | 24 | #define PyInt_Check PyLong_Check |
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25 | 25 | #define PyInt_FromLong PyLong_FromLong |
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26 | 26 | #define PyInt_FromSsize_t PyLong_FromSsize_t |
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27 | 27 | #define PyInt_AsLong PyLong_AsLong |
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28 | 28 | #endif |
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29 | 29 | |
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30 | 30 | static const char *const versionerrortext = "Python minor version mismatch"; |
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31 | 31 | |
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32 | 32 | static const int dirstate_v1_from_p2 = -2; |
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33 | 33 | static const int dirstate_v1_nonnormal = -1; |
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34 | 34 | static const int ambiguous_time = -1; |
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35 | 35 | |
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36 | 36 | static PyObject *dict_new_presized(PyObject *self, PyObject *args) |
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37 | 37 | { |
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38 | 38 | Py_ssize_t expected_size; |
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39 | 39 | |
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40 | 40 | if (!PyArg_ParseTuple(args, "n:make_presized_dict", &expected_size)) { |
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41 | 41 | return NULL; |
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42 | 42 | } |
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43 | 43 | |
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44 | 44 | return _dict_new_presized(expected_size); |
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45 | 45 | } |
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46 | 46 | |
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47 | 47 | static inline dirstateItemObject *make_dirstate_item(char state, int mode, |
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48 | 48 | int size, int mtime) |
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49 | 49 | { |
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50 | 50 | dirstateItemObject *t = |
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51 | 51 | PyObject_New(dirstateItemObject, &dirstateItemType); |
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52 | 52 | if (!t) { |
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53 | 53 | return NULL; |
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54 | 54 | } |
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55 | 55 | t->state = state; |
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56 | 56 | t->mode = mode; |
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57 | 57 | t->size = size; |
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58 | 58 | t->mtime = mtime; |
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59 | 59 | return t; |
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60 | 60 | } |
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61 | 61 | |
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62 | 62 | static PyObject *dirstate_item_new(PyTypeObject *subtype, PyObject *args, |
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63 | 63 | PyObject *kwds) |
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64 | 64 | { |
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65 | 65 | /* We do all the initialization here and not a tp_init function because |
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66 | 66 | * dirstate_item is immutable. */ |
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67 | 67 | dirstateItemObject *t; |
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68 | 68 | int wc_tracked; |
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69 | 69 | int p1_tracked; |
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70 | 70 | int p2_tracked; |
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71 | 71 | int merged; |
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72 | 72 | int clean_p1; |
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73 | 73 | int clean_p2; |
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74 | 74 | int possibly_dirty; |
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75 | 75 | PyObject *parentfiledata; |
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76 | 76 | static char *keywords_name[] = { |
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77 | 77 | "wc_tracked", "p1_tracked", "p2_tracked", |
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78 | 78 | "merged", "clean_p1", "clean_p2", |
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79 | 79 | "possibly_dirty", "parentfiledata", NULL, |
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80 | 80 | }; |
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81 | 81 | wc_tracked = 0; |
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82 | 82 | p1_tracked = 0; |
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83 | 83 | p2_tracked = 0; |
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84 | 84 | merged = 0; |
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85 | 85 | clean_p1 = 0; |
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86 | 86 | clean_p2 = 0; |
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87 | 87 | possibly_dirty = 0; |
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88 | 88 | parentfiledata = Py_None; |
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89 | 89 | if (!PyArg_ParseTupleAndKeywords(args, kwds, "iiiiiiiO", keywords_name, |
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90 | 90 | &wc_tracked, &p1_tracked, &p2_tracked, |
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91 | 91 | &merged, &clean_p1, &clean_p2, |
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92 | 92 | &possibly_dirty, &parentfiledata |
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93 | 93 | |
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94 | 94 | )) { |
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95 | 95 | return NULL; |
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96 | 96 | } |
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97 | 97 | if (merged && (clean_p1 || clean_p2)) { |
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98 | 98 | PyErr_SetString(PyExc_RuntimeError, |
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99 | 99 | "`merged` argument incompatible with " |
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100 | 100 | "`clean_p1`/`clean_p2`"); |
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101 | 101 | return NULL; |
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102 | 102 | } |
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103 | 103 | t = (dirstateItemObject *)subtype->tp_alloc(subtype, 1); |
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104 | 104 | if (!t) { |
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105 | 105 | return NULL; |
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106 | 106 | } |
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107 | 107 | t->state = 'r'; |
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108 | 108 | t->mode = 0; |
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109 | 109 | t->size = dirstate_v1_nonnormal; |
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110 | 110 | t->mtime = ambiguous_time; |
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111 | 111 | if (!(p1_tracked || p2_tracked || wc_tracked)) { |
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112 | 112 | /* Nothing special to do, file is untracked */ |
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113 | 113 | } else if (merged) { |
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114 | 114 | t->state = 'm'; |
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115 | 115 | t->size = dirstate_v1_from_p2; |
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116 | 116 | t->mtime = ambiguous_time; |
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117 | 117 | } else if (!(p1_tracked || p2_tracked) && wc_tracked) { |
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118 | 118 | t->state = 'a'; |
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119 | 119 | t->size = dirstate_v1_nonnormal; |
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120 | 120 | t->mtime = ambiguous_time; |
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121 | 121 | } else if ((p1_tracked || p2_tracked) && !wc_tracked) { |
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122 | 122 | t->state = 'r'; |
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123 | 123 | t->size = 0; |
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124 | 124 | t->mtime = 0; |
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125 | 125 | } else if (clean_p2 && wc_tracked) { |
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126 | 126 | t->state = 'n'; |
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127 | 127 | t->size = dirstate_v1_from_p2; |
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128 | 128 | t->mtime = ambiguous_time; |
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129 | 129 | } else if (!p1_tracked && p2_tracked && wc_tracked) { |
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130 | 130 | t->state = 'n'; |
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131 | 131 | t->size = dirstate_v1_from_p2; |
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132 | 132 | t->mtime = ambiguous_time; |
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133 | 133 | } else if (possibly_dirty) { |
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134 | 134 | t->state = 'n'; |
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135 | 135 | t->size = dirstate_v1_nonnormal; |
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136 | 136 | t->mtime = ambiguous_time; |
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137 | 137 | } else if (wc_tracked) { |
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138 | 138 | /* this is a "normal" file */ |
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139 | 139 | if (parentfiledata == Py_None) { |
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140 | 140 | PyErr_SetString( |
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141 | 141 | PyExc_RuntimeError, |
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142 | 142 | "failed to pass parentfiledata for a normal file"); |
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143 | 143 | return NULL; |
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144 | 144 | } |
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145 | 145 | if (!PyTuple_CheckExact(parentfiledata)) { |
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146 | 146 | PyErr_SetString( |
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147 | 147 | PyExc_TypeError, |
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148 | 148 | "parentfiledata should be a Tuple or None"); |
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149 | 149 | return NULL; |
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150 | 150 | } |
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151 | 151 | t->state = 'n'; |
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152 | 152 | t->mode = |
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153 | 153 | (int)PyLong_AsLong(PyTuple_GetItem(parentfiledata, 0)); |
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154 | 154 | t->size = |
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155 | 155 | (int)PyLong_AsLong(PyTuple_GetItem(parentfiledata, 1)); |
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156 | 156 | t->mtime = |
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157 | 157 | (int)PyLong_AsLong(PyTuple_GetItem(parentfiledata, 2)); |
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158 | 158 | } else { |
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159 | 159 | PyErr_SetString(PyExc_RuntimeError, "unreachable"); |
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160 | 160 | return NULL; |
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161 | 161 | } |
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162 | 162 | return (PyObject *)t; |
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163 | 163 | } |
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164 | 164 | |
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165 | 165 | static void dirstate_item_dealloc(PyObject *o) |
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166 | 166 | { |
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167 | 167 | PyObject_Del(o); |
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168 | 168 | } |
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169 | 169 | |
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170 | static Py_ssize_t dirstate_item_length(PyObject *o) | |
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171 | { | |
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172 | return 4; | |
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173 | } | |
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174 | ||
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175 | static PyObject *dirstate_item_item(PyObject *o, Py_ssize_t i) | |
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176 | { | |
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177 | dirstateItemObject *t = (dirstateItemObject *)o; | |
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178 | switch (i) { | |
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179 | case 0: | |
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180 | return PyBytes_FromStringAndSize(&t->state, 1); | |
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181 | case 1: | |
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182 | return PyInt_FromLong(t->mode); | |
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183 | case 2: | |
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184 | return PyInt_FromLong(t->size); | |
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185 | case 3: | |
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186 | return PyInt_FromLong(t->mtime); | |
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187 | default: | |
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188 | PyErr_SetString(PyExc_IndexError, "index out of range"); | |
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189 | return NULL; | |
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190 | } | |
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191 | } | |
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192 | ||
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193 | static PySequenceMethods dirstate_item_sq = { | |
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194 | dirstate_item_length, /* sq_length */ | |
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195 | 0, /* sq_concat */ | |
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196 | 0, /* sq_repeat */ | |
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197 | dirstate_item_item, /* sq_item */ | |
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198 | 0, /* sq_ass_item */ | |
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199 | 0, /* sq_contains */ | |
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200 | 0, /* sq_inplace_concat */ | |
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201 | 0 /* sq_inplace_repeat */ | |
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202 | }; | |
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203 | ||
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204 | 170 | static PyObject *dirstate_item_v1_state(dirstateItemObject *self) |
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205 | 171 | { |
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206 | 172 | return PyBytes_FromStringAndSize(&self->state, 1); |
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207 | 173 | }; |
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208 | 174 | |
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209 | 175 | static PyObject *dirstate_item_v1_mode(dirstateItemObject *self) |
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210 | 176 | { |
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211 | 177 | return PyInt_FromLong(self->mode); |
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212 | 178 | }; |
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213 | 179 | |
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214 | 180 | static PyObject *dirstate_item_v1_size(dirstateItemObject *self) |
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215 | 181 | { |
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216 | 182 | return PyInt_FromLong(self->size); |
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217 | 183 | }; |
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218 | 184 | |
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219 | 185 | static PyObject *dirstate_item_v1_mtime(dirstateItemObject *self) |
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220 | 186 | { |
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221 | 187 | return PyInt_FromLong(self->mtime); |
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222 | 188 | }; |
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223 | 189 | |
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224 | 190 | static PyObject *dirstate_item_need_delay(dirstateItemObject *self, |
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225 | 191 | PyObject *value) |
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226 | 192 | { |
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227 | 193 | long now; |
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228 | 194 | if (!pylong_to_long(value, &now)) { |
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229 | 195 | return NULL; |
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230 | 196 | } |
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231 | 197 | if (self->state == 'n' && self->mtime == now) { |
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232 | 198 | Py_RETURN_TRUE; |
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233 | 199 | } else { |
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234 | 200 | Py_RETURN_FALSE; |
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235 | 201 | } |
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236 | 202 | }; |
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237 | 203 | |
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238 | 204 | /* This will never change since it's bound to V1, unlike `make_dirstate_item` |
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239 | 205 | */ |
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240 | 206 | static inline dirstateItemObject * |
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241 | 207 | dirstate_item_from_v1_data(char state, int mode, int size, int mtime) |
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242 | 208 | { |
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243 | 209 | dirstateItemObject *t = |
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244 | 210 | PyObject_New(dirstateItemObject, &dirstateItemType); |
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245 | 211 | if (!t) { |
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246 | 212 | return NULL; |
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247 | 213 | } |
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248 | 214 | t->state = state; |
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249 | 215 | t->mode = mode; |
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250 | 216 | t->size = size; |
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251 | 217 | t->mtime = mtime; |
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252 | 218 | return t; |
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253 | 219 | } |
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254 | 220 | |
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255 | 221 | /* This will never change since it's bound to V1, unlike `dirstate_item_new` */ |
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256 | 222 | static PyObject *dirstate_item_from_v1_meth(PyTypeObject *subtype, |
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257 | 223 | PyObject *args) |
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258 | 224 | { |
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259 | 225 | /* We do all the initialization here and not a tp_init function because |
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260 | 226 | * dirstate_item is immutable. */ |
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261 | 227 | dirstateItemObject *t; |
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262 | 228 | char state; |
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263 | 229 | int size, mode, mtime; |
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264 | 230 | if (!PyArg_ParseTuple(args, "ciii", &state, &mode, &size, &mtime)) { |
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265 | 231 | return NULL; |
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266 | 232 | } |
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267 | 233 | |
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268 | 234 | t = (dirstateItemObject *)subtype->tp_alloc(subtype, 1); |
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269 | 235 | if (!t) { |
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270 | 236 | return NULL; |
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271 | 237 | } |
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272 | 238 | t->state = state; |
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273 | 239 | t->mode = mode; |
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274 | 240 | t->size = size; |
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275 | 241 | t->mtime = mtime; |
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276 | 242 | |
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277 | 243 | return (PyObject *)t; |
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278 | 244 | }; |
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279 | 245 | |
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280 | 246 | /* constructor to help legacy API to build a new "added" item |
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281 | 247 | |
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282 | 248 | Should eventually be removed */ |
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283 | 249 | static PyObject *dirstate_item_new_added(PyTypeObject *subtype) |
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284 | 250 | { |
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285 | 251 | dirstateItemObject *t; |
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286 | 252 | t = (dirstateItemObject *)subtype->tp_alloc(subtype, 1); |
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287 | 253 | if (!t) { |
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288 | 254 | return NULL; |
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289 | 255 | } |
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290 | 256 | t->state = 'a'; |
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291 | 257 | t->mode = 0; |
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292 | 258 | t->size = dirstate_v1_nonnormal; |
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293 | 259 | t->mtime = ambiguous_time; |
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294 | 260 | return (PyObject *)t; |
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295 | 261 | }; |
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296 | 262 | |
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297 | 263 | /* constructor to help legacy API to build a new "merged" item |
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298 | 264 | |
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299 | 265 | Should eventually be removed */ |
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300 | 266 | static PyObject *dirstate_item_new_merged(PyTypeObject *subtype) |
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301 | 267 | { |
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302 | 268 | dirstateItemObject *t; |
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303 | 269 | t = (dirstateItemObject *)subtype->tp_alloc(subtype, 1); |
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304 | 270 | if (!t) { |
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305 | 271 | return NULL; |
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306 | 272 | } |
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307 | 273 | t->state = 'm'; |
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308 | 274 | t->mode = 0; |
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309 | 275 | t->size = dirstate_v1_from_p2; |
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310 | 276 | t->mtime = ambiguous_time; |
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311 | 277 | return (PyObject *)t; |
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312 | 278 | }; |
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313 | 279 | |
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314 | 280 | /* constructor to help legacy API to build a new "from_p2" item |
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315 | 281 | |
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316 | 282 | Should eventually be removed */ |
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317 | 283 | static PyObject *dirstate_item_new_from_p2(PyTypeObject *subtype) |
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318 | 284 | { |
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319 | 285 | /* We do all the initialization here and not a tp_init function because |
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320 | 286 | * dirstate_item is immutable. */ |
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321 | 287 | dirstateItemObject *t; |
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322 | 288 | t = (dirstateItemObject *)subtype->tp_alloc(subtype, 1); |
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323 | 289 | if (!t) { |
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324 | 290 | return NULL; |
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325 | 291 | } |
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326 | 292 | t->state = 'n'; |
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327 | 293 | t->mode = 0; |
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328 | 294 | t->size = dirstate_v1_from_p2; |
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329 | 295 | t->mtime = ambiguous_time; |
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330 | 296 | return (PyObject *)t; |
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331 | 297 | }; |
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332 | 298 | |
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333 | 299 | /* constructor to help legacy API to build a new "possibly" item |
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334 | 300 | |
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335 | 301 | Should eventually be removed */ |
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336 | 302 | static PyObject *dirstate_item_new_possibly_dirty(PyTypeObject *subtype) |
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337 | 303 | { |
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338 | 304 | /* We do all the initialization here and not a tp_init function because |
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339 | 305 | * dirstate_item is immutable. */ |
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340 | 306 | dirstateItemObject *t; |
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341 | 307 | t = (dirstateItemObject *)subtype->tp_alloc(subtype, 1); |
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342 | 308 | if (!t) { |
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343 | 309 | return NULL; |
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344 | 310 | } |
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345 | 311 | t->state = 'n'; |
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346 | 312 | t->mode = 0; |
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347 | 313 | t->size = dirstate_v1_nonnormal; |
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348 | 314 | t->mtime = ambiguous_time; |
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349 | 315 | return (PyObject *)t; |
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350 | 316 | }; |
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351 | 317 | |
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352 | 318 | /* constructor to help legacy API to build a new "normal" item |
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353 | 319 | |
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354 | 320 | Should eventually be removed */ |
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355 | 321 | static PyObject *dirstate_item_new_normal(PyTypeObject *subtype, PyObject *args) |
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356 | 322 | { |
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357 | 323 | /* We do all the initialization here and not a tp_init function because |
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358 | 324 | * dirstate_item is immutable. */ |
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359 | 325 | dirstateItemObject *t; |
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360 | 326 | int size, mode, mtime; |
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361 | 327 | if (!PyArg_ParseTuple(args, "iii", &mode, &size, &mtime)) { |
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362 | 328 | return NULL; |
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363 | 329 | } |
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364 | 330 | |
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365 | 331 | t = (dirstateItemObject *)subtype->tp_alloc(subtype, 1); |
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366 | 332 | if (!t) { |
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367 | 333 | return NULL; |
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368 | 334 | } |
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369 | 335 | t->state = 'n'; |
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370 | 336 | t->mode = mode; |
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371 | 337 | t->size = size; |
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372 | 338 | t->mtime = mtime; |
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373 | 339 | return (PyObject *)t; |
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374 | 340 | }; |
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375 | 341 | |
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376 | 342 | /* This means the next status call will have to actually check its content |
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377 | 343 | to make sure it is correct. */ |
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378 | 344 | static PyObject *dirstate_item_set_possibly_dirty(dirstateItemObject *self) |
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379 | 345 | { |
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380 | 346 | self->mtime = ambiguous_time; |
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381 | 347 | Py_RETURN_NONE; |
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382 | 348 | } |
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383 | 349 | |
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384 | 350 | static PyObject *dirstate_item_set_untracked(dirstateItemObject *self) |
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385 | 351 | { |
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386 | 352 | if (self->state == 'm') { |
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387 | 353 | self->size = dirstate_v1_nonnormal; |
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388 | 354 | } else if (self->state == 'n' && self->size == dirstate_v1_from_p2) { |
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389 | 355 | self->size = dirstate_v1_from_p2; |
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390 | 356 | } else { |
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391 | 357 | self->size = 0; |
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392 | 358 | } |
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393 | 359 | self->state = 'r'; |
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394 | 360 | self->mode = 0; |
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395 | 361 | self->mtime = 0; |
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396 | 362 | Py_RETURN_NONE; |
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397 | 363 | } |
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398 | 364 | |
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399 | 365 | static PyMethodDef dirstate_item_methods[] = { |
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400 | 366 | {"v1_state", (PyCFunction)dirstate_item_v1_state, METH_NOARGS, |
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401 | 367 | "return a \"state\" suitable for v1 serialization"}, |
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402 | 368 | {"v1_mode", (PyCFunction)dirstate_item_v1_mode, METH_NOARGS, |
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403 | 369 | "return a \"mode\" suitable for v1 serialization"}, |
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404 | 370 | {"v1_size", (PyCFunction)dirstate_item_v1_size, METH_NOARGS, |
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405 | 371 | "return a \"size\" suitable for v1 serialization"}, |
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406 | 372 | {"v1_mtime", (PyCFunction)dirstate_item_v1_mtime, METH_NOARGS, |
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407 | 373 | "return a \"mtime\" suitable for v1 serialization"}, |
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408 | 374 | {"need_delay", (PyCFunction)dirstate_item_need_delay, METH_O, |
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409 | 375 | "True if the stored mtime would be ambiguous with the current time"}, |
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410 | 376 | {"from_v1_data", (PyCFunction)dirstate_item_from_v1_meth, |
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411 | 377 | METH_VARARGS | METH_CLASS, "build a new DirstateItem object from V1 data"}, |
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412 | 378 | {"new_added", (PyCFunction)dirstate_item_new_added, |
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413 | 379 | METH_NOARGS | METH_CLASS, |
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414 | 380 | "constructor to help legacy API to build a new \"added\" item"}, |
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415 | 381 | {"new_merged", (PyCFunction)dirstate_item_new_merged, |
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416 | 382 | METH_NOARGS | METH_CLASS, |
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417 | 383 | "constructor to help legacy API to build a new \"merged\" item"}, |
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418 | 384 | {"new_from_p2", (PyCFunction)dirstate_item_new_from_p2, |
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419 | 385 | METH_NOARGS | METH_CLASS, |
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420 | 386 | "constructor to help legacy API to build a new \"from_p2\" item"}, |
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421 | 387 | {"new_possibly_dirty", (PyCFunction)dirstate_item_new_possibly_dirty, |
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422 | 388 | METH_NOARGS | METH_CLASS, |
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423 | 389 | "constructor to help legacy API to build a new \"possibly_dirty\" item"}, |
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424 | 390 | {"new_normal", (PyCFunction)dirstate_item_new_normal, |
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425 | 391 | METH_VARARGS | METH_CLASS, |
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426 | 392 | "constructor to help legacy API to build a new \"normal\" item"}, |
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427 | 393 | {"set_possibly_dirty", (PyCFunction)dirstate_item_set_possibly_dirty, |
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428 | 394 | METH_NOARGS, "mark a file as \"possibly dirty\""}, |
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429 | 395 | {"set_untracked", (PyCFunction)dirstate_item_set_untracked, METH_NOARGS, |
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430 | 396 | "mark a file as \"untracked\""}, |
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431 | 397 | {NULL} /* Sentinel */ |
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432 | 398 | }; |
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433 | 399 | |
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434 | 400 | static PyObject *dirstate_item_get_mode(dirstateItemObject *self) |
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435 | 401 | { |
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436 | 402 | return PyInt_FromLong(self->mode); |
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437 | 403 | }; |
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438 | 404 | |
|
439 | 405 | static PyObject *dirstate_item_get_size(dirstateItemObject *self) |
|
440 | 406 | { |
|
441 | 407 | return PyInt_FromLong(self->size); |
|
442 | 408 | }; |
|
443 | 409 | |
|
444 | 410 | static PyObject *dirstate_item_get_mtime(dirstateItemObject *self) |
|
445 | 411 | { |
|
446 | 412 | return PyInt_FromLong(self->mtime); |
|
447 | 413 | }; |
|
448 | 414 | |
|
449 | 415 | static PyObject *dirstate_item_get_state(dirstateItemObject *self) |
|
450 | 416 | { |
|
451 | 417 | return PyBytes_FromStringAndSize(&self->state, 1); |
|
452 | 418 | }; |
|
453 | 419 | |
|
454 | 420 | static PyObject *dirstate_item_get_tracked(dirstateItemObject *self) |
|
455 | 421 | { |
|
456 | 422 | if (self->state == 'a' || self->state == 'm' || self->state == 'n') { |
|
457 | 423 | Py_RETURN_TRUE; |
|
458 | 424 | } else { |
|
459 | 425 | Py_RETURN_FALSE; |
|
460 | 426 | } |
|
461 | 427 | }; |
|
462 | 428 | |
|
463 | 429 | static PyObject *dirstate_item_get_added(dirstateItemObject *self) |
|
464 | 430 | { |
|
465 | 431 | if (self->state == 'a') { |
|
466 | 432 | Py_RETURN_TRUE; |
|
467 | 433 | } else { |
|
468 | 434 | Py_RETURN_FALSE; |
|
469 | 435 | } |
|
470 | 436 | }; |
|
471 | 437 | |
|
472 | 438 | static PyObject *dirstate_item_get_merged(dirstateItemObject *self) |
|
473 | 439 | { |
|
474 | 440 | if (self->state == 'm') { |
|
475 | 441 | Py_RETURN_TRUE; |
|
476 | 442 | } else { |
|
477 | 443 | Py_RETURN_FALSE; |
|
478 | 444 | } |
|
479 | 445 | }; |
|
480 | 446 | |
|
481 | 447 | static PyObject *dirstate_item_get_merged_removed(dirstateItemObject *self) |
|
482 | 448 | { |
|
483 | 449 | if (self->state == 'r' && self->size == dirstate_v1_nonnormal) { |
|
484 | 450 | Py_RETURN_TRUE; |
|
485 | 451 | } else { |
|
486 | 452 | Py_RETURN_FALSE; |
|
487 | 453 | } |
|
488 | 454 | }; |
|
489 | 455 | |
|
490 | 456 | static PyObject *dirstate_item_get_from_p2(dirstateItemObject *self) |
|
491 | 457 | { |
|
492 | 458 | if (self->state == 'n' && self->size == dirstate_v1_from_p2) { |
|
493 | 459 | Py_RETURN_TRUE; |
|
494 | 460 | } else { |
|
495 | 461 | Py_RETURN_FALSE; |
|
496 | 462 | } |
|
497 | 463 | }; |
|
498 | 464 | |
|
499 | 465 | static PyObject *dirstate_item_get_from_p2_removed(dirstateItemObject *self) |
|
500 | 466 | { |
|
501 | 467 | if (self->state == 'r' && self->size == dirstate_v1_from_p2) { |
|
502 | 468 | Py_RETURN_TRUE; |
|
503 | 469 | } else { |
|
504 | 470 | Py_RETURN_FALSE; |
|
505 | 471 | } |
|
506 | 472 | }; |
|
507 | 473 | |
|
508 | 474 | static PyObject *dirstate_item_get_removed(dirstateItemObject *self) |
|
509 | 475 | { |
|
510 | 476 | if (self->state == 'r') { |
|
511 | 477 | Py_RETURN_TRUE; |
|
512 | 478 | } else { |
|
513 | 479 | Py_RETURN_FALSE; |
|
514 | 480 | } |
|
515 | 481 | }; |
|
516 | 482 | |
|
517 | 483 | static PyObject *dm_nonnormal(dirstateItemObject *self) |
|
518 | 484 | { |
|
519 | 485 | if (self->state != 'n' || self->mtime == ambiguous_time) { |
|
520 | 486 | Py_RETURN_TRUE; |
|
521 | 487 | } else { |
|
522 | 488 | Py_RETURN_FALSE; |
|
523 | 489 | } |
|
524 | 490 | }; |
|
525 | 491 | static PyObject *dm_otherparent(dirstateItemObject *self) |
|
526 | 492 | { |
|
527 | 493 | if (self->size == dirstate_v1_from_p2) { |
|
528 | 494 | Py_RETURN_TRUE; |
|
529 | 495 | } else { |
|
530 | 496 | Py_RETURN_FALSE; |
|
531 | 497 | } |
|
532 | 498 | }; |
|
533 | 499 | |
|
534 | 500 | static PyGetSetDef dirstate_item_getset[] = { |
|
535 | 501 | {"mode", (getter)dirstate_item_get_mode, NULL, "mode", NULL}, |
|
536 | 502 | {"size", (getter)dirstate_item_get_size, NULL, "size", NULL}, |
|
537 | 503 | {"mtime", (getter)dirstate_item_get_mtime, NULL, "mtime", NULL}, |
|
538 | 504 | {"state", (getter)dirstate_item_get_state, NULL, "state", NULL}, |
|
539 | 505 | {"tracked", (getter)dirstate_item_get_tracked, NULL, "tracked", NULL}, |
|
540 | 506 | {"added", (getter)dirstate_item_get_added, NULL, "added", NULL}, |
|
541 | 507 | {"merged_removed", (getter)dirstate_item_get_merged_removed, NULL, |
|
542 | 508 | "merged_removed", NULL}, |
|
543 | 509 | {"merged", (getter)dirstate_item_get_merged, NULL, "merged", NULL}, |
|
544 | 510 | {"from_p2_removed", (getter)dirstate_item_get_from_p2_removed, NULL, |
|
545 | 511 | "from_p2_removed", NULL}, |
|
546 | 512 | {"from_p2", (getter)dirstate_item_get_from_p2, NULL, "from_p2", NULL}, |
|
547 | 513 | {"removed", (getter)dirstate_item_get_removed, NULL, "removed", NULL}, |
|
548 | 514 | {"dm_nonnormal", (getter)dm_nonnormal, NULL, "dm_nonnormal", NULL}, |
|
549 | 515 | {"dm_otherparent", (getter)dm_otherparent, NULL, "dm_otherparent", NULL}, |
|
550 | 516 | {NULL} /* Sentinel */ |
|
551 | 517 | }; |
|
552 | 518 | |
|
553 | 519 | PyTypeObject dirstateItemType = { |
|
554 | 520 | PyVarObject_HEAD_INIT(NULL, 0) /* header */ |
|
555 | 521 | "dirstate_tuple", /* tp_name */ |
|
556 | 522 | sizeof(dirstateItemObject), /* tp_basicsize */ |
|
557 | 523 | 0, /* tp_itemsize */ |
|
558 | 524 | (destructor)dirstate_item_dealloc, /* tp_dealloc */ |
|
559 | 525 | 0, /* tp_print */ |
|
560 | 526 | 0, /* tp_getattr */ |
|
561 | 527 | 0, /* tp_setattr */ |
|
562 | 528 | 0, /* tp_compare */ |
|
563 | 529 | 0, /* tp_repr */ |
|
564 | 530 | 0, /* tp_as_number */ |
|
565 |
|
|
|
531 | 0, /* tp_as_sequence */ | |
|
566 | 532 | 0, /* tp_as_mapping */ |
|
567 | 533 | 0, /* tp_hash */ |
|
568 | 534 | 0, /* tp_call */ |
|
569 | 535 | 0, /* tp_str */ |
|
570 | 536 | 0, /* tp_getattro */ |
|
571 | 537 | 0, /* tp_setattro */ |
|
572 | 538 | 0, /* tp_as_buffer */ |
|
573 | 539 | Py_TPFLAGS_DEFAULT, /* tp_flags */ |
|
574 | 540 | "dirstate tuple", /* tp_doc */ |
|
575 | 541 | 0, /* tp_traverse */ |
|
576 | 542 | 0, /* tp_clear */ |
|
577 | 543 | 0, /* tp_richcompare */ |
|
578 | 544 | 0, /* tp_weaklistoffset */ |
|
579 | 545 | 0, /* tp_iter */ |
|
580 | 546 | 0, /* tp_iternext */ |
|
581 | 547 | dirstate_item_methods, /* tp_methods */ |
|
582 | 548 | 0, /* tp_members */ |
|
583 | 549 | dirstate_item_getset, /* tp_getset */ |
|
584 | 550 | 0, /* tp_base */ |
|
585 | 551 | 0, /* tp_dict */ |
|
586 | 552 | 0, /* tp_descr_get */ |
|
587 | 553 | 0, /* tp_descr_set */ |
|
588 | 554 | 0, /* tp_dictoffset */ |
|
589 | 555 | 0, /* tp_init */ |
|
590 | 556 | 0, /* tp_alloc */ |
|
591 | 557 | dirstate_item_new, /* tp_new */ |
|
592 | 558 | }; |
|
593 | 559 | |
|
594 | 560 | static PyObject *parse_dirstate(PyObject *self, PyObject *args) |
|
595 | 561 | { |
|
596 | 562 | PyObject *dmap, *cmap, *parents = NULL, *ret = NULL; |
|
597 | 563 | PyObject *fname = NULL, *cname = NULL, *entry = NULL; |
|
598 | 564 | char state, *cur, *str, *cpos; |
|
599 | 565 | int mode, size, mtime; |
|
600 | 566 | unsigned int flen, pos = 40; |
|
601 | 567 | Py_ssize_t len = 40; |
|
602 | 568 | Py_ssize_t readlen; |
|
603 | 569 | |
|
604 | 570 | if (!PyArg_ParseTuple( |
|
605 | 571 | args, PY23("O!O!s#:parse_dirstate", "O!O!y#:parse_dirstate"), |
|
606 | 572 | &PyDict_Type, &dmap, &PyDict_Type, &cmap, &str, &readlen)) { |
|
607 | 573 | goto quit; |
|
608 | 574 | } |
|
609 | 575 | |
|
610 | 576 | len = readlen; |
|
611 | 577 | |
|
612 | 578 | /* read parents */ |
|
613 | 579 | if (len < 40) { |
|
614 | 580 | PyErr_SetString(PyExc_ValueError, |
|
615 | 581 | "too little data for parents"); |
|
616 | 582 | goto quit; |
|
617 | 583 | } |
|
618 | 584 | |
|
619 | 585 | parents = Py_BuildValue(PY23("s#s#", "y#y#"), str, (Py_ssize_t)20, |
|
620 | 586 | str + 20, (Py_ssize_t)20); |
|
621 | 587 | if (!parents) { |
|
622 | 588 | goto quit; |
|
623 | 589 | } |
|
624 | 590 | |
|
625 | 591 | /* read filenames */ |
|
626 | 592 | while (pos >= 40 && pos < len) { |
|
627 | 593 | if (pos + 17 > len) { |
|
628 | 594 | PyErr_SetString(PyExc_ValueError, |
|
629 | 595 | "overflow in dirstate"); |
|
630 | 596 | goto quit; |
|
631 | 597 | } |
|
632 | 598 | cur = str + pos; |
|
633 | 599 | /* unpack header */ |
|
634 | 600 | state = *cur; |
|
635 | 601 | mode = getbe32(cur + 1); |
|
636 | 602 | size = getbe32(cur + 5); |
|
637 | 603 | mtime = getbe32(cur + 9); |
|
638 | 604 | flen = getbe32(cur + 13); |
|
639 | 605 | pos += 17; |
|
640 | 606 | cur += 17; |
|
641 | 607 | if (flen > len - pos) { |
|
642 | 608 | PyErr_SetString(PyExc_ValueError, |
|
643 | 609 | "overflow in dirstate"); |
|
644 | 610 | goto quit; |
|
645 | 611 | } |
|
646 | 612 | |
|
647 | 613 | entry = (PyObject *)dirstate_item_from_v1_data(state, mode, |
|
648 | 614 | size, mtime); |
|
649 | 615 | cpos = memchr(cur, 0, flen); |
|
650 | 616 | if (cpos) { |
|
651 | 617 | fname = PyBytes_FromStringAndSize(cur, cpos - cur); |
|
652 | 618 | cname = PyBytes_FromStringAndSize( |
|
653 | 619 | cpos + 1, flen - (cpos - cur) - 1); |
|
654 | 620 | if (!fname || !cname || |
|
655 | 621 | PyDict_SetItem(cmap, fname, cname) == -1 || |
|
656 | 622 | PyDict_SetItem(dmap, fname, entry) == -1) { |
|
657 | 623 | goto quit; |
|
658 | 624 | } |
|
659 | 625 | Py_DECREF(cname); |
|
660 | 626 | } else { |
|
661 | 627 | fname = PyBytes_FromStringAndSize(cur, flen); |
|
662 | 628 | if (!fname || |
|
663 | 629 | PyDict_SetItem(dmap, fname, entry) == -1) { |
|
664 | 630 | goto quit; |
|
665 | 631 | } |
|
666 | 632 | } |
|
667 | 633 | Py_DECREF(fname); |
|
668 | 634 | Py_DECREF(entry); |
|
669 | 635 | fname = cname = entry = NULL; |
|
670 | 636 | pos += flen; |
|
671 | 637 | } |
|
672 | 638 | |
|
673 | 639 | ret = parents; |
|
674 | 640 | Py_INCREF(ret); |
|
675 | 641 | quit: |
|
676 | 642 | Py_XDECREF(fname); |
|
677 | 643 | Py_XDECREF(cname); |
|
678 | 644 | Py_XDECREF(entry); |
|
679 | 645 | Py_XDECREF(parents); |
|
680 | 646 | return ret; |
|
681 | 647 | } |
|
682 | 648 | |
|
683 | 649 | /* |
|
684 | 650 | * Build a set of non-normal and other parent entries from the dirstate dmap |
|
685 | 651 | */ |
|
686 | 652 | static PyObject *nonnormalotherparententries(PyObject *self, PyObject *args) |
|
687 | 653 | { |
|
688 | 654 | PyObject *dmap, *fname, *v; |
|
689 | 655 | PyObject *nonnset = NULL, *otherpset = NULL, *result = NULL; |
|
690 | 656 | Py_ssize_t pos; |
|
691 | 657 | |
|
692 | 658 | if (!PyArg_ParseTuple(args, "O!:nonnormalentries", &PyDict_Type, |
|
693 | 659 | &dmap)) { |
|
694 | 660 | goto bail; |
|
695 | 661 | } |
|
696 | 662 | |
|
697 | 663 | nonnset = PySet_New(NULL); |
|
698 | 664 | if (nonnset == NULL) { |
|
699 | 665 | goto bail; |
|
700 | 666 | } |
|
701 | 667 | |
|
702 | 668 | otherpset = PySet_New(NULL); |
|
703 | 669 | if (otherpset == NULL) { |
|
704 | 670 | goto bail; |
|
705 | 671 | } |
|
706 | 672 | |
|
707 | 673 | pos = 0; |
|
708 | 674 | while (PyDict_Next(dmap, &pos, &fname, &v)) { |
|
709 | 675 | dirstateItemObject *t; |
|
710 | 676 | if (!dirstate_tuple_check(v)) { |
|
711 | 677 | PyErr_SetString(PyExc_TypeError, |
|
712 | 678 | "expected a dirstate tuple"); |
|
713 | 679 | goto bail; |
|
714 | 680 | } |
|
715 | 681 | t = (dirstateItemObject *)v; |
|
716 | 682 | |
|
717 | 683 | if (t->state == 'n' && t->size == -2) { |
|
718 | 684 | if (PySet_Add(otherpset, fname) == -1) { |
|
719 | 685 | goto bail; |
|
720 | 686 | } |
|
721 | 687 | } |
|
722 | 688 | |
|
723 | 689 | if (t->state == 'n' && t->mtime != -1) { |
|
724 | 690 | continue; |
|
725 | 691 | } |
|
726 | 692 | if (PySet_Add(nonnset, fname) == -1) { |
|
727 | 693 | goto bail; |
|
728 | 694 | } |
|
729 | 695 | } |
|
730 | 696 | |
|
731 | 697 | result = Py_BuildValue("(OO)", nonnset, otherpset); |
|
732 | 698 | if (result == NULL) { |
|
733 | 699 | goto bail; |
|
734 | 700 | } |
|
735 | 701 | Py_DECREF(nonnset); |
|
736 | 702 | Py_DECREF(otherpset); |
|
737 | 703 | return result; |
|
738 | 704 | bail: |
|
739 | 705 | Py_XDECREF(nonnset); |
|
740 | 706 | Py_XDECREF(otherpset); |
|
741 | 707 | Py_XDECREF(result); |
|
742 | 708 | return NULL; |
|
743 | 709 | } |
|
744 | 710 | |
|
745 | 711 | /* |
|
746 | 712 | * Efficiently pack a dirstate object into its on-disk format. |
|
747 | 713 | */ |
|
748 | 714 | static PyObject *pack_dirstate(PyObject *self, PyObject *args) |
|
749 | 715 | { |
|
750 | 716 | PyObject *packobj = NULL; |
|
751 | 717 | PyObject *map, *copymap, *pl, *mtime_unset = NULL; |
|
752 | 718 | Py_ssize_t nbytes, pos, l; |
|
753 | 719 | PyObject *k, *v = NULL, *pn; |
|
754 | 720 | char *p, *s; |
|
755 | 721 | int now; |
|
756 | 722 | |
|
757 | 723 | if (!PyArg_ParseTuple(args, "O!O!O!i:pack_dirstate", &PyDict_Type, &map, |
|
758 | 724 | &PyDict_Type, ©map, &PyTuple_Type, &pl, |
|
759 | 725 | &now)) { |
|
760 | 726 | return NULL; |
|
761 | 727 | } |
|
762 | 728 | |
|
763 | 729 | if (PyTuple_Size(pl) != 2) { |
|
764 | 730 | PyErr_SetString(PyExc_TypeError, "expected 2-element tuple"); |
|
765 | 731 | return NULL; |
|
766 | 732 | } |
|
767 | 733 | |
|
768 | 734 | /* Figure out how much we need to allocate. */ |
|
769 | 735 | for (nbytes = 40, pos = 0; PyDict_Next(map, &pos, &k, &v);) { |
|
770 | 736 | PyObject *c; |
|
771 | 737 | if (!PyBytes_Check(k)) { |
|
772 | 738 | PyErr_SetString(PyExc_TypeError, "expected string key"); |
|
773 | 739 | goto bail; |
|
774 | 740 | } |
|
775 | 741 | nbytes += PyBytes_GET_SIZE(k) + 17; |
|
776 | 742 | c = PyDict_GetItem(copymap, k); |
|
777 | 743 | if (c) { |
|
778 | 744 | if (!PyBytes_Check(c)) { |
|
779 | 745 | PyErr_SetString(PyExc_TypeError, |
|
780 | 746 | "expected string key"); |
|
781 | 747 | goto bail; |
|
782 | 748 | } |
|
783 | 749 | nbytes += PyBytes_GET_SIZE(c) + 1; |
|
784 | 750 | } |
|
785 | 751 | } |
|
786 | 752 | |
|
787 | 753 | packobj = PyBytes_FromStringAndSize(NULL, nbytes); |
|
788 | 754 | if (packobj == NULL) { |
|
789 | 755 | goto bail; |
|
790 | 756 | } |
|
791 | 757 | |
|
792 | 758 | p = PyBytes_AS_STRING(packobj); |
|
793 | 759 | |
|
794 | 760 | pn = PyTuple_GET_ITEM(pl, 0); |
|
795 | 761 | if (PyBytes_AsStringAndSize(pn, &s, &l) == -1 || l != 20) { |
|
796 | 762 | PyErr_SetString(PyExc_TypeError, "expected a 20-byte hash"); |
|
797 | 763 | goto bail; |
|
798 | 764 | } |
|
799 | 765 | memcpy(p, s, l); |
|
800 | 766 | p += 20; |
|
801 | 767 | pn = PyTuple_GET_ITEM(pl, 1); |
|
802 | 768 | if (PyBytes_AsStringAndSize(pn, &s, &l) == -1 || l != 20) { |
|
803 | 769 | PyErr_SetString(PyExc_TypeError, "expected a 20-byte hash"); |
|
804 | 770 | goto bail; |
|
805 | 771 | } |
|
806 | 772 | memcpy(p, s, l); |
|
807 | 773 | p += 20; |
|
808 | 774 | |
|
809 | 775 | for (pos = 0; PyDict_Next(map, &pos, &k, &v);) { |
|
810 | 776 | dirstateItemObject *tuple; |
|
811 | 777 | char state; |
|
812 | 778 | int mode, size, mtime; |
|
813 | 779 | Py_ssize_t len, l; |
|
814 | 780 | PyObject *o; |
|
815 | 781 | char *t; |
|
816 | 782 | |
|
817 | 783 | if (!dirstate_tuple_check(v)) { |
|
818 | 784 | PyErr_SetString(PyExc_TypeError, |
|
819 | 785 | "expected a dirstate tuple"); |
|
820 | 786 | goto bail; |
|
821 | 787 | } |
|
822 | 788 | tuple = (dirstateItemObject *)v; |
|
823 | 789 | |
|
824 | 790 | state = tuple->state; |
|
825 | 791 | mode = tuple->mode; |
|
826 | 792 | size = tuple->size; |
|
827 | 793 | mtime = tuple->mtime; |
|
828 | 794 | if (state == 'n' && mtime == now) { |
|
829 | 795 | /* See pure/parsers.py:pack_dirstate for why we do |
|
830 | 796 | * this. */ |
|
831 | 797 | mtime = -1; |
|
832 | 798 | mtime_unset = (PyObject *)make_dirstate_item( |
|
833 | 799 | state, mode, size, mtime); |
|
834 | 800 | if (!mtime_unset) { |
|
835 | 801 | goto bail; |
|
836 | 802 | } |
|
837 | 803 | if (PyDict_SetItem(map, k, mtime_unset) == -1) { |
|
838 | 804 | goto bail; |
|
839 | 805 | } |
|
840 | 806 | Py_DECREF(mtime_unset); |
|
841 | 807 | mtime_unset = NULL; |
|
842 | 808 | } |
|
843 | 809 | *p++ = state; |
|
844 | 810 | putbe32((uint32_t)mode, p); |
|
845 | 811 | putbe32((uint32_t)size, p + 4); |
|
846 | 812 | putbe32((uint32_t)mtime, p + 8); |
|
847 | 813 | t = p + 12; |
|
848 | 814 | p += 16; |
|
849 | 815 | len = PyBytes_GET_SIZE(k); |
|
850 | 816 | memcpy(p, PyBytes_AS_STRING(k), len); |
|
851 | 817 | p += len; |
|
852 | 818 | o = PyDict_GetItem(copymap, k); |
|
853 | 819 | if (o) { |
|
854 | 820 | *p++ = '\0'; |
|
855 | 821 | l = PyBytes_GET_SIZE(o); |
|
856 | 822 | memcpy(p, PyBytes_AS_STRING(o), l); |
|
857 | 823 | p += l; |
|
858 | 824 | len += l + 1; |
|
859 | 825 | } |
|
860 | 826 | putbe32((uint32_t)len, t); |
|
861 | 827 | } |
|
862 | 828 | |
|
863 | 829 | pos = p - PyBytes_AS_STRING(packobj); |
|
864 | 830 | if (pos != nbytes) { |
|
865 | 831 | PyErr_Format(PyExc_SystemError, "bad dirstate size: %ld != %ld", |
|
866 | 832 | (long)pos, (long)nbytes); |
|
867 | 833 | goto bail; |
|
868 | 834 | } |
|
869 | 835 | |
|
870 | 836 | return packobj; |
|
871 | 837 | bail: |
|
872 | 838 | Py_XDECREF(mtime_unset); |
|
873 | 839 | Py_XDECREF(packobj); |
|
874 | 840 | Py_XDECREF(v); |
|
875 | 841 | return NULL; |
|
876 | 842 | } |
|
877 | 843 | |
|
878 | 844 | #define BUMPED_FIX 1 |
|
879 | 845 | #define USING_SHA_256 2 |
|
880 | 846 | #define FM1_HEADER_SIZE (4 + 8 + 2 + 2 + 1 + 1 + 1) |
|
881 | 847 | |
|
882 | 848 | static PyObject *readshas(const char *source, unsigned char num, |
|
883 | 849 | Py_ssize_t hashwidth) |
|
884 | 850 | { |
|
885 | 851 | int i; |
|
886 | 852 | PyObject *list = PyTuple_New(num); |
|
887 | 853 | if (list == NULL) { |
|
888 | 854 | return NULL; |
|
889 | 855 | } |
|
890 | 856 | for (i = 0; i < num; i++) { |
|
891 | 857 | PyObject *hash = PyBytes_FromStringAndSize(source, hashwidth); |
|
892 | 858 | if (hash == NULL) { |
|
893 | 859 | Py_DECREF(list); |
|
894 | 860 | return NULL; |
|
895 | 861 | } |
|
896 | 862 | PyTuple_SET_ITEM(list, i, hash); |
|
897 | 863 | source += hashwidth; |
|
898 | 864 | } |
|
899 | 865 | return list; |
|
900 | 866 | } |
|
901 | 867 | |
|
902 | 868 | static PyObject *fm1readmarker(const char *databegin, const char *dataend, |
|
903 | 869 | uint32_t *msize) |
|
904 | 870 | { |
|
905 | 871 | const char *data = databegin; |
|
906 | 872 | const char *meta; |
|
907 | 873 | |
|
908 | 874 | double mtime; |
|
909 | 875 | int16_t tz; |
|
910 | 876 | uint16_t flags; |
|
911 | 877 | unsigned char nsuccs, nparents, nmetadata; |
|
912 | 878 | Py_ssize_t hashwidth = 20; |
|
913 | 879 | |
|
914 | 880 | PyObject *prec = NULL, *parents = NULL, *succs = NULL; |
|
915 | 881 | PyObject *metadata = NULL, *ret = NULL; |
|
916 | 882 | int i; |
|
917 | 883 | |
|
918 | 884 | if (data + FM1_HEADER_SIZE > dataend) { |
|
919 | 885 | goto overflow; |
|
920 | 886 | } |
|
921 | 887 | |
|
922 | 888 | *msize = getbe32(data); |
|
923 | 889 | data += 4; |
|
924 | 890 | mtime = getbefloat64(data); |
|
925 | 891 | data += 8; |
|
926 | 892 | tz = getbeint16(data); |
|
927 | 893 | data += 2; |
|
928 | 894 | flags = getbeuint16(data); |
|
929 | 895 | data += 2; |
|
930 | 896 | |
|
931 | 897 | if (flags & USING_SHA_256) { |
|
932 | 898 | hashwidth = 32; |
|
933 | 899 | } |
|
934 | 900 | |
|
935 | 901 | nsuccs = (unsigned char)(*data++); |
|
936 | 902 | nparents = (unsigned char)(*data++); |
|
937 | 903 | nmetadata = (unsigned char)(*data++); |
|
938 | 904 | |
|
939 | 905 | if (databegin + *msize > dataend) { |
|
940 | 906 | goto overflow; |
|
941 | 907 | } |
|
942 | 908 | dataend = databegin + *msize; /* narrow down to marker size */ |
|
943 | 909 | |
|
944 | 910 | if (data + hashwidth > dataend) { |
|
945 | 911 | goto overflow; |
|
946 | 912 | } |
|
947 | 913 | prec = PyBytes_FromStringAndSize(data, hashwidth); |
|
948 | 914 | data += hashwidth; |
|
949 | 915 | if (prec == NULL) { |
|
950 | 916 | goto bail; |
|
951 | 917 | } |
|
952 | 918 | |
|
953 | 919 | if (data + nsuccs * hashwidth > dataend) { |
|
954 | 920 | goto overflow; |
|
955 | 921 | } |
|
956 | 922 | succs = readshas(data, nsuccs, hashwidth); |
|
957 | 923 | if (succs == NULL) { |
|
958 | 924 | goto bail; |
|
959 | 925 | } |
|
960 | 926 | data += nsuccs * hashwidth; |
|
961 | 927 | |
|
962 | 928 | if (nparents == 1 || nparents == 2) { |
|
963 | 929 | if (data + nparents * hashwidth > dataend) { |
|
964 | 930 | goto overflow; |
|
965 | 931 | } |
|
966 | 932 | parents = readshas(data, nparents, hashwidth); |
|
967 | 933 | if (parents == NULL) { |
|
968 | 934 | goto bail; |
|
969 | 935 | } |
|
970 | 936 | data += nparents * hashwidth; |
|
971 | 937 | } else { |
|
972 | 938 | parents = Py_None; |
|
973 | 939 | Py_INCREF(parents); |
|
974 | 940 | } |
|
975 | 941 | |
|
976 | 942 | if (data + 2 * nmetadata > dataend) { |
|
977 | 943 | goto overflow; |
|
978 | 944 | } |
|
979 | 945 | meta = data + (2 * nmetadata); |
|
980 | 946 | metadata = PyTuple_New(nmetadata); |
|
981 | 947 | if (metadata == NULL) { |
|
982 | 948 | goto bail; |
|
983 | 949 | } |
|
984 | 950 | for (i = 0; i < nmetadata; i++) { |
|
985 | 951 | PyObject *tmp, *left = NULL, *right = NULL; |
|
986 | 952 | Py_ssize_t leftsize = (unsigned char)(*data++); |
|
987 | 953 | Py_ssize_t rightsize = (unsigned char)(*data++); |
|
988 | 954 | if (meta + leftsize + rightsize > dataend) { |
|
989 | 955 | goto overflow; |
|
990 | 956 | } |
|
991 | 957 | left = PyBytes_FromStringAndSize(meta, leftsize); |
|
992 | 958 | meta += leftsize; |
|
993 | 959 | right = PyBytes_FromStringAndSize(meta, rightsize); |
|
994 | 960 | meta += rightsize; |
|
995 | 961 | tmp = PyTuple_New(2); |
|
996 | 962 | if (!left || !right || !tmp) { |
|
997 | 963 | Py_XDECREF(left); |
|
998 | 964 | Py_XDECREF(right); |
|
999 | 965 | Py_XDECREF(tmp); |
|
1000 | 966 | goto bail; |
|
1001 | 967 | } |
|
1002 | 968 | PyTuple_SET_ITEM(tmp, 0, left); |
|
1003 | 969 | PyTuple_SET_ITEM(tmp, 1, right); |
|
1004 | 970 | PyTuple_SET_ITEM(metadata, i, tmp); |
|
1005 | 971 | } |
|
1006 | 972 | ret = Py_BuildValue("(OOHO(di)O)", prec, succs, flags, metadata, mtime, |
|
1007 | 973 | (int)tz * 60, parents); |
|
1008 | 974 | goto bail; /* return successfully */ |
|
1009 | 975 | |
|
1010 | 976 | overflow: |
|
1011 | 977 | PyErr_SetString(PyExc_ValueError, "overflow in obsstore"); |
|
1012 | 978 | bail: |
|
1013 | 979 | Py_XDECREF(prec); |
|
1014 | 980 | Py_XDECREF(succs); |
|
1015 | 981 | Py_XDECREF(metadata); |
|
1016 | 982 | Py_XDECREF(parents); |
|
1017 | 983 | return ret; |
|
1018 | 984 | } |
|
1019 | 985 | |
|
1020 | 986 | static PyObject *fm1readmarkers(PyObject *self, PyObject *args) |
|
1021 | 987 | { |
|
1022 | 988 | const char *data, *dataend; |
|
1023 | 989 | Py_ssize_t datalen, offset, stop; |
|
1024 | 990 | PyObject *markers = NULL; |
|
1025 | 991 | |
|
1026 | 992 | if (!PyArg_ParseTuple(args, PY23("s#nn", "y#nn"), &data, &datalen, |
|
1027 | 993 | &offset, &stop)) { |
|
1028 | 994 | return NULL; |
|
1029 | 995 | } |
|
1030 | 996 | if (offset < 0) { |
|
1031 | 997 | PyErr_SetString(PyExc_ValueError, |
|
1032 | 998 | "invalid negative offset in fm1readmarkers"); |
|
1033 | 999 | return NULL; |
|
1034 | 1000 | } |
|
1035 | 1001 | if (stop > datalen) { |
|
1036 | 1002 | PyErr_SetString( |
|
1037 | 1003 | PyExc_ValueError, |
|
1038 | 1004 | "stop longer than data length in fm1readmarkers"); |
|
1039 | 1005 | return NULL; |
|
1040 | 1006 | } |
|
1041 | 1007 | dataend = data + datalen; |
|
1042 | 1008 | data += offset; |
|
1043 | 1009 | markers = PyList_New(0); |
|
1044 | 1010 | if (!markers) { |
|
1045 | 1011 | return NULL; |
|
1046 | 1012 | } |
|
1047 | 1013 | while (offset < stop) { |
|
1048 | 1014 | uint32_t msize; |
|
1049 | 1015 | int error; |
|
1050 | 1016 | PyObject *record = fm1readmarker(data, dataend, &msize); |
|
1051 | 1017 | if (!record) { |
|
1052 | 1018 | goto bail; |
|
1053 | 1019 | } |
|
1054 | 1020 | error = PyList_Append(markers, record); |
|
1055 | 1021 | Py_DECREF(record); |
|
1056 | 1022 | if (error) { |
|
1057 | 1023 | goto bail; |
|
1058 | 1024 | } |
|
1059 | 1025 | data += msize; |
|
1060 | 1026 | offset += msize; |
|
1061 | 1027 | } |
|
1062 | 1028 | return markers; |
|
1063 | 1029 | bail: |
|
1064 | 1030 | Py_DECREF(markers); |
|
1065 | 1031 | return NULL; |
|
1066 | 1032 | } |
|
1067 | 1033 | |
|
1068 | 1034 | static char parsers_doc[] = "Efficient content parsing."; |
|
1069 | 1035 | |
|
1070 | 1036 | PyObject *encodedir(PyObject *self, PyObject *args); |
|
1071 | 1037 | PyObject *pathencode(PyObject *self, PyObject *args); |
|
1072 | 1038 | PyObject *lowerencode(PyObject *self, PyObject *args); |
|
1073 | 1039 | PyObject *parse_index2(PyObject *self, PyObject *args, PyObject *kwargs); |
|
1074 | 1040 | |
|
1075 | 1041 | static PyMethodDef methods[] = { |
|
1076 | 1042 | {"pack_dirstate", pack_dirstate, METH_VARARGS, "pack a dirstate\n"}, |
|
1077 | 1043 | {"nonnormalotherparententries", nonnormalotherparententries, METH_VARARGS, |
|
1078 | 1044 | "create a set containing non-normal and other parent entries of given " |
|
1079 | 1045 | "dirstate\n"}, |
|
1080 | 1046 | {"parse_dirstate", parse_dirstate, METH_VARARGS, "parse a dirstate\n"}, |
|
1081 | 1047 | {"parse_index2", (PyCFunction)parse_index2, METH_VARARGS | METH_KEYWORDS, |
|
1082 | 1048 | "parse a revlog index\n"}, |
|
1083 | 1049 | {"isasciistr", isasciistr, METH_VARARGS, "check if an ASCII string\n"}, |
|
1084 | 1050 | {"asciilower", asciilower, METH_VARARGS, "lowercase an ASCII string\n"}, |
|
1085 | 1051 | {"asciiupper", asciiupper, METH_VARARGS, "uppercase an ASCII string\n"}, |
|
1086 | 1052 | {"dict_new_presized", dict_new_presized, METH_VARARGS, |
|
1087 | 1053 | "construct a dict with an expected size\n"}, |
|
1088 | 1054 | {"make_file_foldmap", make_file_foldmap, METH_VARARGS, |
|
1089 | 1055 | "make file foldmap\n"}, |
|
1090 | 1056 | {"jsonescapeu8fast", jsonescapeu8fast, METH_VARARGS, |
|
1091 | 1057 | "escape a UTF-8 byte string to JSON (fast path)\n"}, |
|
1092 | 1058 | {"encodedir", encodedir, METH_VARARGS, "encodedir a path\n"}, |
|
1093 | 1059 | {"pathencode", pathencode, METH_VARARGS, "fncache-encode a path\n"}, |
|
1094 | 1060 | {"lowerencode", lowerencode, METH_VARARGS, "lower-encode a path\n"}, |
|
1095 | 1061 | {"fm1readmarkers", fm1readmarkers, METH_VARARGS, |
|
1096 | 1062 | "parse v1 obsolete markers\n"}, |
|
1097 | 1063 | {NULL, NULL}}; |
|
1098 | 1064 | |
|
1099 | 1065 | void dirs_module_init(PyObject *mod); |
|
1100 | 1066 | void manifest_module_init(PyObject *mod); |
|
1101 | 1067 | void revlog_module_init(PyObject *mod); |
|
1102 | 1068 | |
|
1103 | 1069 | static const int version = 20; |
|
1104 | 1070 | |
|
1105 | 1071 | static void module_init(PyObject *mod) |
|
1106 | 1072 | { |
|
1107 | 1073 | PyObject *capsule = NULL; |
|
1108 | 1074 | PyModule_AddIntConstant(mod, "version", version); |
|
1109 | 1075 | |
|
1110 | 1076 | /* This module constant has two purposes. First, it lets us unit test |
|
1111 | 1077 | * the ImportError raised without hard-coding any error text. This |
|
1112 | 1078 | * means we can change the text in the future without breaking tests, |
|
1113 | 1079 | * even across changesets without a recompile. Second, its presence |
|
1114 | 1080 | * can be used to determine whether the version-checking logic is |
|
1115 | 1081 | * present, which also helps in testing across changesets without a |
|
1116 | 1082 | * recompile. Note that this means the pure-Python version of parsers |
|
1117 | 1083 | * should not have this module constant. */ |
|
1118 | 1084 | PyModule_AddStringConstant(mod, "versionerrortext", versionerrortext); |
|
1119 | 1085 | |
|
1120 | 1086 | dirs_module_init(mod); |
|
1121 | 1087 | manifest_module_init(mod); |
|
1122 | 1088 | revlog_module_init(mod); |
|
1123 | 1089 | |
|
1124 | 1090 | capsule = PyCapsule_New( |
|
1125 | 1091 | make_dirstate_item, |
|
1126 | 1092 | "mercurial.cext.parsers.make_dirstate_item_CAPI", NULL); |
|
1127 | 1093 | if (capsule != NULL) |
|
1128 | 1094 | PyModule_AddObject(mod, "make_dirstate_item_CAPI", capsule); |
|
1129 | 1095 | |
|
1130 | 1096 | if (PyType_Ready(&dirstateItemType) < 0) { |
|
1131 | 1097 | return; |
|
1132 | 1098 | } |
|
1133 | 1099 | Py_INCREF(&dirstateItemType); |
|
1134 | 1100 | PyModule_AddObject(mod, "DirstateItem", (PyObject *)&dirstateItemType); |
|
1135 | 1101 | } |
|
1136 | 1102 | |
|
1137 | 1103 | static int check_python_version(void) |
|
1138 | 1104 | { |
|
1139 | 1105 | PyObject *sys = PyImport_ImportModule("sys"), *ver; |
|
1140 | 1106 | long hexversion; |
|
1141 | 1107 | if (!sys) { |
|
1142 | 1108 | return -1; |
|
1143 | 1109 | } |
|
1144 | 1110 | ver = PyObject_GetAttrString(sys, "hexversion"); |
|
1145 | 1111 | Py_DECREF(sys); |
|
1146 | 1112 | if (!ver) { |
|
1147 | 1113 | return -1; |
|
1148 | 1114 | } |
|
1149 | 1115 | hexversion = PyInt_AsLong(ver); |
|
1150 | 1116 | Py_DECREF(ver); |
|
1151 | 1117 | /* sys.hexversion is a 32-bit number by default, so the -1 case |
|
1152 | 1118 | * should only occur in unusual circumstances (e.g. if sys.hexversion |
|
1153 | 1119 | * is manually set to an invalid value). */ |
|
1154 | 1120 | if ((hexversion == -1) || (hexversion >> 16 != PY_VERSION_HEX >> 16)) { |
|
1155 | 1121 | PyErr_Format(PyExc_ImportError, |
|
1156 | 1122 | "%s: The Mercurial extension " |
|
1157 | 1123 | "modules were compiled with Python " PY_VERSION |
|
1158 | 1124 | ", but " |
|
1159 | 1125 | "Mercurial is currently using Python with " |
|
1160 | 1126 | "sys.hexversion=%ld: " |
|
1161 | 1127 | "Python %s\n at: %s", |
|
1162 | 1128 | versionerrortext, hexversion, Py_GetVersion(), |
|
1163 | 1129 | Py_GetProgramFullPath()); |
|
1164 | 1130 | return -1; |
|
1165 | 1131 | } |
|
1166 | 1132 | return 0; |
|
1167 | 1133 | } |
|
1168 | 1134 | |
|
1169 | 1135 | #ifdef IS_PY3K |
|
1170 | 1136 | static struct PyModuleDef parsers_module = {PyModuleDef_HEAD_INIT, "parsers", |
|
1171 | 1137 | parsers_doc, -1, methods}; |
|
1172 | 1138 | |
|
1173 | 1139 | PyMODINIT_FUNC PyInit_parsers(void) |
|
1174 | 1140 | { |
|
1175 | 1141 | PyObject *mod; |
|
1176 | 1142 | |
|
1177 | 1143 | if (check_python_version() == -1) |
|
1178 | 1144 | return NULL; |
|
1179 | 1145 | mod = PyModule_Create(&parsers_module); |
|
1180 | 1146 | module_init(mod); |
|
1181 | 1147 | return mod; |
|
1182 | 1148 | } |
|
1183 | 1149 | #else |
|
1184 | 1150 | PyMODINIT_FUNC initparsers(void) |
|
1185 | 1151 | { |
|
1186 | 1152 | PyObject *mod; |
|
1187 | 1153 | |
|
1188 | 1154 | if (check_python_version() == -1) { |
|
1189 | 1155 | return; |
|
1190 | 1156 | } |
|
1191 | 1157 | mod = Py_InitModule3("parsers", methods, parsers_doc); |
|
1192 | 1158 | module_init(mod); |
|
1193 | 1159 | } |
|
1194 | 1160 | #endif |
@@ -1,755 +1,735 b'' | |||
|
1 | 1 | # parsers.py - Python implementation of parsers.c |
|
2 | 2 | # |
|
3 | 3 | # Copyright 2009 Olivia Mackall <olivia@selenic.com> and others |
|
4 | 4 | # |
|
5 | 5 | # This software may be used and distributed according to the terms of the |
|
6 | 6 | # GNU General Public License version 2 or any later version. |
|
7 | 7 | |
|
8 | 8 | from __future__ import absolute_import |
|
9 | 9 | |
|
10 | 10 | import struct |
|
11 | 11 | import zlib |
|
12 | 12 | |
|
13 | 13 | from ..node import ( |
|
14 | 14 | nullrev, |
|
15 | 15 | sha1nodeconstants, |
|
16 | 16 | ) |
|
17 | 17 | from ..thirdparty import attr |
|
18 | 18 | from .. import ( |
|
19 | 19 | error, |
|
20 | 20 | pycompat, |
|
21 | 21 | revlogutils, |
|
22 | 22 | util, |
|
23 | 23 | ) |
|
24 | 24 | |
|
25 | 25 | from ..revlogutils import nodemap as nodemaputil |
|
26 | 26 | from ..revlogutils import constants as revlog_constants |
|
27 | 27 | |
|
28 | 28 | stringio = pycompat.bytesio |
|
29 | 29 | |
|
30 | 30 | |
|
31 | 31 | _pack = struct.pack |
|
32 | 32 | _unpack = struct.unpack |
|
33 | 33 | _compress = zlib.compress |
|
34 | 34 | _decompress = zlib.decompress |
|
35 | 35 | |
|
36 | 36 | |
|
37 | 37 | # a special value used internally for `size` if the file come from the other parent |
|
38 | 38 | FROM_P2 = -2 |
|
39 | 39 | |
|
40 | 40 | # a special value used internally for `size` if the file is modified/merged/added |
|
41 | 41 | NONNORMAL = -1 |
|
42 | 42 | |
|
43 | 43 | # a special value used internally for `time` if the time is ambigeous |
|
44 | 44 | AMBIGUOUS_TIME = -1 |
|
45 | 45 | |
|
46 | 46 | |
|
47 | 47 | @attr.s(slots=True, init=False) |
|
48 | 48 | class DirstateItem(object): |
|
49 | 49 | """represent a dirstate entry |
|
50 | 50 | |
|
51 | 51 | It contains: |
|
52 | 52 | |
|
53 | 53 | - state (one of 'n', 'a', 'r', 'm') |
|
54 | 54 | - mode, |
|
55 | 55 | - size, |
|
56 | 56 | - mtime, |
|
57 | 57 | """ |
|
58 | 58 | |
|
59 | 59 | _state = attr.ib() |
|
60 | 60 | _mode = attr.ib() |
|
61 | 61 | _size = attr.ib() |
|
62 | 62 | _mtime = attr.ib() |
|
63 | 63 | |
|
64 | 64 | def __init__( |
|
65 | 65 | self, |
|
66 | 66 | wc_tracked=False, |
|
67 | 67 | p1_tracked=False, |
|
68 | 68 | p2_tracked=False, |
|
69 | 69 | merged=False, |
|
70 | 70 | clean_p1=False, |
|
71 | 71 | clean_p2=False, |
|
72 | 72 | possibly_dirty=False, |
|
73 | 73 | parentfiledata=None, |
|
74 | 74 | ): |
|
75 | 75 | if merged and (clean_p1 or clean_p2): |
|
76 | 76 | msg = b'`merged` argument incompatible with `clean_p1`/`clean_p2`' |
|
77 | 77 | raise error.ProgrammingError(msg) |
|
78 | 78 | |
|
79 | 79 | self._state = None |
|
80 | 80 | self._mode = 0 |
|
81 | 81 | self._size = NONNORMAL |
|
82 | 82 | self._mtime = AMBIGUOUS_TIME |
|
83 | 83 | if not (p1_tracked or p2_tracked or wc_tracked): |
|
84 | 84 | pass # the object has no state to record |
|
85 | 85 | elif merged: |
|
86 | 86 | self._state = b'm' |
|
87 | 87 | self._size = FROM_P2 |
|
88 | 88 | self._mtime = AMBIGUOUS_TIME |
|
89 | 89 | elif not (p1_tracked or p2_tracked) and wc_tracked: |
|
90 | 90 | self._state = b'a' |
|
91 | 91 | self._size = NONNORMAL |
|
92 | 92 | self._mtime = AMBIGUOUS_TIME |
|
93 | 93 | elif (p1_tracked or p2_tracked) and not wc_tracked: |
|
94 | 94 | self._state = b'r' |
|
95 | 95 | self._size = 0 |
|
96 | 96 | self._mtime = 0 |
|
97 | 97 | elif clean_p2 and wc_tracked: |
|
98 | 98 | self._state = b'n' |
|
99 | 99 | self._size = FROM_P2 |
|
100 | 100 | self._mtime = AMBIGUOUS_TIME |
|
101 | 101 | elif not p1_tracked and p2_tracked and wc_tracked: |
|
102 | 102 | self._state = b'n' |
|
103 | 103 | self._size = FROM_P2 |
|
104 | 104 | self._mtime = AMBIGUOUS_TIME |
|
105 | 105 | elif possibly_dirty: |
|
106 | 106 | self._state = b'n' |
|
107 | 107 | self._size = NONNORMAL |
|
108 | 108 | self._mtime = AMBIGUOUS_TIME |
|
109 | 109 | elif wc_tracked: |
|
110 | 110 | # this is a "normal" file |
|
111 | 111 | if parentfiledata is None: |
|
112 | 112 | msg = b'failed to pass parentfiledata for a normal file' |
|
113 | 113 | raise error.ProgrammingError(msg) |
|
114 | 114 | self._state = b'n' |
|
115 | 115 | self._mode = parentfiledata[0] |
|
116 | 116 | self._size = parentfiledata[1] |
|
117 | 117 | self._mtime = parentfiledata[2] |
|
118 | 118 | else: |
|
119 | 119 | assert False, 'unreachable' |
|
120 | 120 | |
|
121 | 121 | @classmethod |
|
122 | 122 | def new_added(cls): |
|
123 | 123 | """constructor to help legacy API to build a new "added" item |
|
124 | 124 | |
|
125 | 125 | Should eventually be removed |
|
126 | 126 | """ |
|
127 | 127 | instance = cls() |
|
128 | 128 | instance._state = b'a' |
|
129 | 129 | instance._mode = 0 |
|
130 | 130 | instance._size = NONNORMAL |
|
131 | 131 | instance._mtime = AMBIGUOUS_TIME |
|
132 | 132 | return instance |
|
133 | 133 | |
|
134 | 134 | @classmethod |
|
135 | 135 | def new_merged(cls): |
|
136 | 136 | """constructor to help legacy API to build a new "merged" item |
|
137 | 137 | |
|
138 | 138 | Should eventually be removed |
|
139 | 139 | """ |
|
140 | 140 | instance = cls() |
|
141 | 141 | instance._state = b'm' |
|
142 | 142 | instance._mode = 0 |
|
143 | 143 | instance._size = FROM_P2 |
|
144 | 144 | instance._mtime = AMBIGUOUS_TIME |
|
145 | 145 | return instance |
|
146 | 146 | |
|
147 | 147 | @classmethod |
|
148 | 148 | def new_from_p2(cls): |
|
149 | 149 | """constructor to help legacy API to build a new "from_p2" item |
|
150 | 150 | |
|
151 | 151 | Should eventually be removed |
|
152 | 152 | """ |
|
153 | 153 | instance = cls() |
|
154 | 154 | instance._state = b'n' |
|
155 | 155 | instance._mode = 0 |
|
156 | 156 | instance._size = FROM_P2 |
|
157 | 157 | instance._mtime = AMBIGUOUS_TIME |
|
158 | 158 | return instance |
|
159 | 159 | |
|
160 | 160 | @classmethod |
|
161 | 161 | def new_possibly_dirty(cls): |
|
162 | 162 | """constructor to help legacy API to build a new "possibly_dirty" item |
|
163 | 163 | |
|
164 | 164 | Should eventually be removed |
|
165 | 165 | """ |
|
166 | 166 | instance = cls() |
|
167 | 167 | instance._state = b'n' |
|
168 | 168 | instance._mode = 0 |
|
169 | 169 | instance._size = NONNORMAL |
|
170 | 170 | instance._mtime = AMBIGUOUS_TIME |
|
171 | 171 | return instance |
|
172 | 172 | |
|
173 | 173 | @classmethod |
|
174 | 174 | def new_normal(cls, mode, size, mtime): |
|
175 | 175 | """constructor to help legacy API to build a new "normal" item |
|
176 | 176 | |
|
177 | 177 | Should eventually be removed |
|
178 | 178 | """ |
|
179 | 179 | assert size != FROM_P2 |
|
180 | 180 | assert size != NONNORMAL |
|
181 | 181 | instance = cls() |
|
182 | 182 | instance._state = b'n' |
|
183 | 183 | instance._mode = mode |
|
184 | 184 | instance._size = size |
|
185 | 185 | instance._mtime = mtime |
|
186 | 186 | return instance |
|
187 | 187 | |
|
188 | 188 | @classmethod |
|
189 | 189 | def from_v1_data(cls, state, mode, size, mtime): |
|
190 | 190 | """Build a new DirstateItem object from V1 data |
|
191 | 191 | |
|
192 | 192 | Since the dirstate-v1 format is frozen, the signature of this function |
|
193 | 193 | is not expected to change, unlike the __init__ one. |
|
194 | 194 | """ |
|
195 | 195 | instance = cls() |
|
196 | 196 | instance._state = state |
|
197 | 197 | instance._mode = mode |
|
198 | 198 | instance._size = size |
|
199 | 199 | instance._mtime = mtime |
|
200 | 200 | return instance |
|
201 | 201 | |
|
202 | 202 | def set_possibly_dirty(self): |
|
203 | 203 | """Mark a file as "possibly dirty" |
|
204 | 204 | |
|
205 | 205 | This means the next status call will have to actually check its content |
|
206 | 206 | to make sure it is correct. |
|
207 | 207 | """ |
|
208 | 208 | self._mtime = AMBIGUOUS_TIME |
|
209 | 209 | |
|
210 | 210 | def set_untracked(self): |
|
211 | 211 | """mark a file as untracked in the working copy |
|
212 | 212 | |
|
213 | 213 | This will ultimately be called by command like `hg remove`. |
|
214 | 214 | """ |
|
215 | 215 | # backup the previous state (useful for merge) |
|
216 | 216 | size = 0 |
|
217 | 217 | if self.merged: # merge |
|
218 | 218 | size = NONNORMAL |
|
219 | 219 | elif self.from_p2: |
|
220 | 220 | size = FROM_P2 |
|
221 | 221 | self._state = b'r' |
|
222 | 222 | self._mode = 0 |
|
223 | 223 | self._size = size |
|
224 | 224 | self._mtime = 0 |
|
225 | 225 | |
|
226 | def __getitem__(self, idx): | |
|
227 | if idx == 0 or idx == -4: | |
|
228 | msg = b"do not use item[x], use item.state" | |
|
229 | util.nouideprecwarn(msg, b'6.0', stacklevel=2) | |
|
230 | return self._state | |
|
231 | elif idx == 1 or idx == -3: | |
|
232 | msg = b"do not use item[x], use item.mode" | |
|
233 | util.nouideprecwarn(msg, b'6.0', stacklevel=2) | |
|
234 | return self._mode | |
|
235 | elif idx == 2 or idx == -2: | |
|
236 | msg = b"do not use item[x], use item.size" | |
|
237 | util.nouideprecwarn(msg, b'6.0', stacklevel=2) | |
|
238 | return self._size | |
|
239 | elif idx == 3 or idx == -1: | |
|
240 | msg = b"do not use item[x], use item.mtime" | |
|
241 | util.nouideprecwarn(msg, b'6.0', stacklevel=2) | |
|
242 | return self._mtime | |
|
243 | else: | |
|
244 | raise IndexError(idx) | |
|
245 | ||
|
246 | 226 | @property |
|
247 | 227 | def mode(self): |
|
248 | 228 | return self._mode |
|
249 | 229 | |
|
250 | 230 | @property |
|
251 | 231 | def size(self): |
|
252 | 232 | return self._size |
|
253 | 233 | |
|
254 | 234 | @property |
|
255 | 235 | def mtime(self): |
|
256 | 236 | return self._mtime |
|
257 | 237 | |
|
258 | 238 | @property |
|
259 | 239 | def state(self): |
|
260 | 240 | """ |
|
261 | 241 | States are: |
|
262 | 242 | n normal |
|
263 | 243 | m needs merging |
|
264 | 244 | r marked for removal |
|
265 | 245 | a marked for addition |
|
266 | 246 | |
|
267 | 247 | XXX This "state" is a bit obscure and mostly a direct expression of the |
|
268 | 248 | dirstatev1 format. It would make sense to ultimately deprecate it in |
|
269 | 249 | favor of the more "semantic" attributes. |
|
270 | 250 | """ |
|
271 | 251 | return self._state |
|
272 | 252 | |
|
273 | 253 | @property |
|
274 | 254 | def tracked(self): |
|
275 | 255 | """True is the file is tracked in the working copy""" |
|
276 | 256 | return self._state in b"nma" |
|
277 | 257 | |
|
278 | 258 | @property |
|
279 | 259 | def added(self): |
|
280 | 260 | """True if the file has been added""" |
|
281 | 261 | return self._state == b'a' |
|
282 | 262 | |
|
283 | 263 | @property |
|
284 | 264 | def merged(self): |
|
285 | 265 | """True if the file has been merged |
|
286 | 266 | |
|
287 | 267 | Should only be set if a merge is in progress in the dirstate |
|
288 | 268 | """ |
|
289 | 269 | return self._state == b'm' |
|
290 | 270 | |
|
291 | 271 | @property |
|
292 | 272 | def from_p2(self): |
|
293 | 273 | """True if the file have been fetched from p2 during the current merge |
|
294 | 274 | |
|
295 | 275 | This is only True is the file is currently tracked. |
|
296 | 276 | |
|
297 | 277 | Should only be set if a merge is in progress in the dirstate |
|
298 | 278 | """ |
|
299 | 279 | return self._state == b'n' and self._size == FROM_P2 |
|
300 | 280 | |
|
301 | 281 | @property |
|
302 | 282 | def from_p2_removed(self): |
|
303 | 283 | """True if the file has been removed, but was "from_p2" initially |
|
304 | 284 | |
|
305 | 285 | This property seems like an abstraction leakage and should probably be |
|
306 | 286 | dealt in this class (or maybe the dirstatemap) directly. |
|
307 | 287 | """ |
|
308 | 288 | return self._state == b'r' and self._size == FROM_P2 |
|
309 | 289 | |
|
310 | 290 | @property |
|
311 | 291 | def removed(self): |
|
312 | 292 | """True if the file has been removed""" |
|
313 | 293 | return self._state == b'r' |
|
314 | 294 | |
|
315 | 295 | @property |
|
316 | 296 | def merged_removed(self): |
|
317 | 297 | """True if the file has been removed, but was "merged" initially |
|
318 | 298 | |
|
319 | 299 | This property seems like an abstraction leakage and should probably be |
|
320 | 300 | dealt in this class (or maybe the dirstatemap) directly. |
|
321 | 301 | """ |
|
322 | 302 | return self._state == b'r' and self._size == NONNORMAL |
|
323 | 303 | |
|
324 | 304 | @property |
|
325 | 305 | def dm_nonnormal(self): |
|
326 | 306 | """True is the entry is non-normal in the dirstatemap sense |
|
327 | 307 | |
|
328 | 308 | There is no reason for any code, but the dirstatemap one to use this. |
|
329 | 309 | """ |
|
330 | 310 | return self.state != b'n' or self.mtime == AMBIGUOUS_TIME |
|
331 | 311 | |
|
332 | 312 | @property |
|
333 | 313 | def dm_otherparent(self): |
|
334 | 314 | """True is the entry is `otherparent` in the dirstatemap sense |
|
335 | 315 | |
|
336 | 316 | There is no reason for any code, but the dirstatemap one to use this. |
|
337 | 317 | """ |
|
338 | 318 | return self._size == FROM_P2 |
|
339 | 319 | |
|
340 | 320 | def v1_state(self): |
|
341 | 321 | """return a "state" suitable for v1 serialization""" |
|
342 | 322 | return self._state |
|
343 | 323 | |
|
344 | 324 | def v1_mode(self): |
|
345 | 325 | """return a "mode" suitable for v1 serialization""" |
|
346 | 326 | return self._mode |
|
347 | 327 | |
|
348 | 328 | def v1_size(self): |
|
349 | 329 | """return a "size" suitable for v1 serialization""" |
|
350 | 330 | return self._size |
|
351 | 331 | |
|
352 | 332 | def v1_mtime(self): |
|
353 | 333 | """return a "mtime" suitable for v1 serialization""" |
|
354 | 334 | return self._mtime |
|
355 | 335 | |
|
356 | 336 | def need_delay(self, now): |
|
357 | 337 | """True if the stored mtime would be ambiguous with the current time""" |
|
358 | 338 | return self._state == b'n' and self._mtime == now |
|
359 | 339 | |
|
360 | 340 | |
|
361 | 341 | def gettype(q): |
|
362 | 342 | return int(q & 0xFFFF) |
|
363 | 343 | |
|
364 | 344 | |
|
365 | 345 | class BaseIndexObject(object): |
|
366 | 346 | # Can I be passed to an algorithme implemented in Rust ? |
|
367 | 347 | rust_ext_compat = 0 |
|
368 | 348 | # Format of an index entry according to Python's `struct` language |
|
369 | 349 | index_format = revlog_constants.INDEX_ENTRY_V1 |
|
370 | 350 | # Size of a C unsigned long long int, platform independent |
|
371 | 351 | big_int_size = struct.calcsize(b'>Q') |
|
372 | 352 | # Size of a C long int, platform independent |
|
373 | 353 | int_size = struct.calcsize(b'>i') |
|
374 | 354 | # An empty index entry, used as a default value to be overridden, or nullrev |
|
375 | 355 | null_item = ( |
|
376 | 356 | 0, |
|
377 | 357 | 0, |
|
378 | 358 | 0, |
|
379 | 359 | -1, |
|
380 | 360 | -1, |
|
381 | 361 | -1, |
|
382 | 362 | -1, |
|
383 | 363 | sha1nodeconstants.nullid, |
|
384 | 364 | 0, |
|
385 | 365 | 0, |
|
386 | 366 | revlog_constants.COMP_MODE_INLINE, |
|
387 | 367 | revlog_constants.COMP_MODE_INLINE, |
|
388 | 368 | ) |
|
389 | 369 | |
|
390 | 370 | @util.propertycache |
|
391 | 371 | def entry_size(self): |
|
392 | 372 | return self.index_format.size |
|
393 | 373 | |
|
394 | 374 | @property |
|
395 | 375 | def nodemap(self): |
|
396 | 376 | msg = b"index.nodemap is deprecated, use index.[has_node|rev|get_rev]" |
|
397 | 377 | util.nouideprecwarn(msg, b'5.3', stacklevel=2) |
|
398 | 378 | return self._nodemap |
|
399 | 379 | |
|
400 | 380 | @util.propertycache |
|
401 | 381 | def _nodemap(self): |
|
402 | 382 | nodemap = nodemaputil.NodeMap({sha1nodeconstants.nullid: nullrev}) |
|
403 | 383 | for r in range(0, len(self)): |
|
404 | 384 | n = self[r][7] |
|
405 | 385 | nodemap[n] = r |
|
406 | 386 | return nodemap |
|
407 | 387 | |
|
408 | 388 | def has_node(self, node): |
|
409 | 389 | """return True if the node exist in the index""" |
|
410 | 390 | return node in self._nodemap |
|
411 | 391 | |
|
412 | 392 | def rev(self, node): |
|
413 | 393 | """return a revision for a node |
|
414 | 394 | |
|
415 | 395 | If the node is unknown, raise a RevlogError""" |
|
416 | 396 | return self._nodemap[node] |
|
417 | 397 | |
|
418 | 398 | def get_rev(self, node): |
|
419 | 399 | """return a revision for a node |
|
420 | 400 | |
|
421 | 401 | If the node is unknown, return None""" |
|
422 | 402 | return self._nodemap.get(node) |
|
423 | 403 | |
|
424 | 404 | def _stripnodes(self, start): |
|
425 | 405 | if '_nodemap' in vars(self): |
|
426 | 406 | for r in range(start, len(self)): |
|
427 | 407 | n = self[r][7] |
|
428 | 408 | del self._nodemap[n] |
|
429 | 409 | |
|
430 | 410 | def clearcaches(self): |
|
431 | 411 | self.__dict__.pop('_nodemap', None) |
|
432 | 412 | |
|
433 | 413 | def __len__(self): |
|
434 | 414 | return self._lgt + len(self._extra) |
|
435 | 415 | |
|
436 | 416 | def append(self, tup): |
|
437 | 417 | if '_nodemap' in vars(self): |
|
438 | 418 | self._nodemap[tup[7]] = len(self) |
|
439 | 419 | data = self._pack_entry(len(self), tup) |
|
440 | 420 | self._extra.append(data) |
|
441 | 421 | |
|
442 | 422 | def _pack_entry(self, rev, entry): |
|
443 | 423 | assert entry[8] == 0 |
|
444 | 424 | assert entry[9] == 0 |
|
445 | 425 | return self.index_format.pack(*entry[:8]) |
|
446 | 426 | |
|
447 | 427 | def _check_index(self, i): |
|
448 | 428 | if not isinstance(i, int): |
|
449 | 429 | raise TypeError(b"expecting int indexes") |
|
450 | 430 | if i < 0 or i >= len(self): |
|
451 | 431 | raise IndexError |
|
452 | 432 | |
|
453 | 433 | def __getitem__(self, i): |
|
454 | 434 | if i == -1: |
|
455 | 435 | return self.null_item |
|
456 | 436 | self._check_index(i) |
|
457 | 437 | if i >= self._lgt: |
|
458 | 438 | data = self._extra[i - self._lgt] |
|
459 | 439 | else: |
|
460 | 440 | index = self._calculate_index(i) |
|
461 | 441 | data = self._data[index : index + self.entry_size] |
|
462 | 442 | r = self._unpack_entry(i, data) |
|
463 | 443 | if self._lgt and i == 0: |
|
464 | 444 | offset = revlogutils.offset_type(0, gettype(r[0])) |
|
465 | 445 | r = (offset,) + r[1:] |
|
466 | 446 | return r |
|
467 | 447 | |
|
468 | 448 | def _unpack_entry(self, rev, data): |
|
469 | 449 | r = self.index_format.unpack(data) |
|
470 | 450 | r = r + ( |
|
471 | 451 | 0, |
|
472 | 452 | 0, |
|
473 | 453 | revlog_constants.COMP_MODE_INLINE, |
|
474 | 454 | revlog_constants.COMP_MODE_INLINE, |
|
475 | 455 | ) |
|
476 | 456 | return r |
|
477 | 457 | |
|
478 | 458 | def pack_header(self, header): |
|
479 | 459 | """pack header information as binary""" |
|
480 | 460 | v_fmt = revlog_constants.INDEX_HEADER |
|
481 | 461 | return v_fmt.pack(header) |
|
482 | 462 | |
|
483 | 463 | def entry_binary(self, rev): |
|
484 | 464 | """return the raw binary string representing a revision""" |
|
485 | 465 | entry = self[rev] |
|
486 | 466 | p = revlog_constants.INDEX_ENTRY_V1.pack(*entry[:8]) |
|
487 | 467 | if rev == 0: |
|
488 | 468 | p = p[revlog_constants.INDEX_HEADER.size :] |
|
489 | 469 | return p |
|
490 | 470 | |
|
491 | 471 | |
|
492 | 472 | class IndexObject(BaseIndexObject): |
|
493 | 473 | def __init__(self, data): |
|
494 | 474 | assert len(data) % self.entry_size == 0, ( |
|
495 | 475 | len(data), |
|
496 | 476 | self.entry_size, |
|
497 | 477 | len(data) % self.entry_size, |
|
498 | 478 | ) |
|
499 | 479 | self._data = data |
|
500 | 480 | self._lgt = len(data) // self.entry_size |
|
501 | 481 | self._extra = [] |
|
502 | 482 | |
|
503 | 483 | def _calculate_index(self, i): |
|
504 | 484 | return i * self.entry_size |
|
505 | 485 | |
|
506 | 486 | def __delitem__(self, i): |
|
507 | 487 | if not isinstance(i, slice) or not i.stop == -1 or i.step is not None: |
|
508 | 488 | raise ValueError(b"deleting slices only supports a:-1 with step 1") |
|
509 | 489 | i = i.start |
|
510 | 490 | self._check_index(i) |
|
511 | 491 | self._stripnodes(i) |
|
512 | 492 | if i < self._lgt: |
|
513 | 493 | self._data = self._data[: i * self.entry_size] |
|
514 | 494 | self._lgt = i |
|
515 | 495 | self._extra = [] |
|
516 | 496 | else: |
|
517 | 497 | self._extra = self._extra[: i - self._lgt] |
|
518 | 498 | |
|
519 | 499 | |
|
520 | 500 | class PersistentNodeMapIndexObject(IndexObject): |
|
521 | 501 | """a Debug oriented class to test persistent nodemap |
|
522 | 502 | |
|
523 | 503 | We need a simple python object to test API and higher level behavior. See |
|
524 | 504 | the Rust implementation for more serious usage. This should be used only |
|
525 | 505 | through the dedicated `devel.persistent-nodemap` config. |
|
526 | 506 | """ |
|
527 | 507 | |
|
528 | 508 | def nodemap_data_all(self): |
|
529 | 509 | """Return bytes containing a full serialization of a nodemap |
|
530 | 510 | |
|
531 | 511 | The nodemap should be valid for the full set of revisions in the |
|
532 | 512 | index.""" |
|
533 | 513 | return nodemaputil.persistent_data(self) |
|
534 | 514 | |
|
535 | 515 | def nodemap_data_incremental(self): |
|
536 | 516 | """Return bytes containing a incremental update to persistent nodemap |
|
537 | 517 | |
|
538 | 518 | This containst the data for an append-only update of the data provided |
|
539 | 519 | in the last call to `update_nodemap_data`. |
|
540 | 520 | """ |
|
541 | 521 | if self._nm_root is None: |
|
542 | 522 | return None |
|
543 | 523 | docket = self._nm_docket |
|
544 | 524 | changed, data = nodemaputil.update_persistent_data( |
|
545 | 525 | self, self._nm_root, self._nm_max_idx, self._nm_docket.tip_rev |
|
546 | 526 | ) |
|
547 | 527 | |
|
548 | 528 | self._nm_root = self._nm_max_idx = self._nm_docket = None |
|
549 | 529 | return docket, changed, data |
|
550 | 530 | |
|
551 | 531 | def update_nodemap_data(self, docket, nm_data): |
|
552 | 532 | """provide full block of persisted binary data for a nodemap |
|
553 | 533 | |
|
554 | 534 | The data are expected to come from disk. See `nodemap_data_all` for a |
|
555 | 535 | produceur of such data.""" |
|
556 | 536 | if nm_data is not None: |
|
557 | 537 | self._nm_root, self._nm_max_idx = nodemaputil.parse_data(nm_data) |
|
558 | 538 | if self._nm_root: |
|
559 | 539 | self._nm_docket = docket |
|
560 | 540 | else: |
|
561 | 541 | self._nm_root = self._nm_max_idx = self._nm_docket = None |
|
562 | 542 | |
|
563 | 543 | |
|
564 | 544 | class InlinedIndexObject(BaseIndexObject): |
|
565 | 545 | def __init__(self, data, inline=0): |
|
566 | 546 | self._data = data |
|
567 | 547 | self._lgt = self._inline_scan(None) |
|
568 | 548 | self._inline_scan(self._lgt) |
|
569 | 549 | self._extra = [] |
|
570 | 550 | |
|
571 | 551 | def _inline_scan(self, lgt): |
|
572 | 552 | off = 0 |
|
573 | 553 | if lgt is not None: |
|
574 | 554 | self._offsets = [0] * lgt |
|
575 | 555 | count = 0 |
|
576 | 556 | while off <= len(self._data) - self.entry_size: |
|
577 | 557 | start = off + self.big_int_size |
|
578 | 558 | (s,) = struct.unpack( |
|
579 | 559 | b'>i', |
|
580 | 560 | self._data[start : start + self.int_size], |
|
581 | 561 | ) |
|
582 | 562 | if lgt is not None: |
|
583 | 563 | self._offsets[count] = off |
|
584 | 564 | count += 1 |
|
585 | 565 | off += self.entry_size + s |
|
586 | 566 | if off != len(self._data): |
|
587 | 567 | raise ValueError(b"corrupted data") |
|
588 | 568 | return count |
|
589 | 569 | |
|
590 | 570 | def __delitem__(self, i): |
|
591 | 571 | if not isinstance(i, slice) or not i.stop == -1 or i.step is not None: |
|
592 | 572 | raise ValueError(b"deleting slices only supports a:-1 with step 1") |
|
593 | 573 | i = i.start |
|
594 | 574 | self._check_index(i) |
|
595 | 575 | self._stripnodes(i) |
|
596 | 576 | if i < self._lgt: |
|
597 | 577 | self._offsets = self._offsets[:i] |
|
598 | 578 | self._lgt = i |
|
599 | 579 | self._extra = [] |
|
600 | 580 | else: |
|
601 | 581 | self._extra = self._extra[: i - self._lgt] |
|
602 | 582 | |
|
603 | 583 | def _calculate_index(self, i): |
|
604 | 584 | return self._offsets[i] |
|
605 | 585 | |
|
606 | 586 | |
|
607 | 587 | def parse_index2(data, inline, revlogv2=False): |
|
608 | 588 | if not inline: |
|
609 | 589 | cls = IndexObject2 if revlogv2 else IndexObject |
|
610 | 590 | return cls(data), None |
|
611 | 591 | cls = InlinedIndexObject |
|
612 | 592 | return cls(data, inline), (0, data) |
|
613 | 593 | |
|
614 | 594 | |
|
615 | 595 | def parse_index_cl_v2(data): |
|
616 | 596 | return IndexChangelogV2(data), None |
|
617 | 597 | |
|
618 | 598 | |
|
619 | 599 | class IndexObject2(IndexObject): |
|
620 | 600 | index_format = revlog_constants.INDEX_ENTRY_V2 |
|
621 | 601 | |
|
622 | 602 | def replace_sidedata_info( |
|
623 | 603 | self, |
|
624 | 604 | rev, |
|
625 | 605 | sidedata_offset, |
|
626 | 606 | sidedata_length, |
|
627 | 607 | offset_flags, |
|
628 | 608 | compression_mode, |
|
629 | 609 | ): |
|
630 | 610 | """ |
|
631 | 611 | Replace an existing index entry's sidedata offset and length with new |
|
632 | 612 | ones. |
|
633 | 613 | This cannot be used outside of the context of sidedata rewriting, |
|
634 | 614 | inside the transaction that creates the revision `rev`. |
|
635 | 615 | """ |
|
636 | 616 | if rev < 0: |
|
637 | 617 | raise KeyError |
|
638 | 618 | self._check_index(rev) |
|
639 | 619 | if rev < self._lgt: |
|
640 | 620 | msg = b"cannot rewrite entries outside of this transaction" |
|
641 | 621 | raise KeyError(msg) |
|
642 | 622 | else: |
|
643 | 623 | entry = list(self[rev]) |
|
644 | 624 | entry[0] = offset_flags |
|
645 | 625 | entry[8] = sidedata_offset |
|
646 | 626 | entry[9] = sidedata_length |
|
647 | 627 | entry[11] = compression_mode |
|
648 | 628 | entry = tuple(entry) |
|
649 | 629 | new = self._pack_entry(rev, entry) |
|
650 | 630 | self._extra[rev - self._lgt] = new |
|
651 | 631 | |
|
652 | 632 | def _unpack_entry(self, rev, data): |
|
653 | 633 | data = self.index_format.unpack(data) |
|
654 | 634 | entry = data[:10] |
|
655 | 635 | data_comp = data[10] & 3 |
|
656 | 636 | sidedata_comp = (data[10] & (3 << 2)) >> 2 |
|
657 | 637 | return entry + (data_comp, sidedata_comp) |
|
658 | 638 | |
|
659 | 639 | def _pack_entry(self, rev, entry): |
|
660 | 640 | data = entry[:10] |
|
661 | 641 | data_comp = entry[10] & 3 |
|
662 | 642 | sidedata_comp = (entry[11] & 3) << 2 |
|
663 | 643 | data += (data_comp | sidedata_comp,) |
|
664 | 644 | |
|
665 | 645 | return self.index_format.pack(*data) |
|
666 | 646 | |
|
667 | 647 | def entry_binary(self, rev): |
|
668 | 648 | """return the raw binary string representing a revision""" |
|
669 | 649 | entry = self[rev] |
|
670 | 650 | return self._pack_entry(rev, entry) |
|
671 | 651 | |
|
672 | 652 | def pack_header(self, header): |
|
673 | 653 | """pack header information as binary""" |
|
674 | 654 | msg = 'version header should go in the docket, not the index: %d' |
|
675 | 655 | msg %= header |
|
676 | 656 | raise error.ProgrammingError(msg) |
|
677 | 657 | |
|
678 | 658 | |
|
679 | 659 | class IndexChangelogV2(IndexObject2): |
|
680 | 660 | index_format = revlog_constants.INDEX_ENTRY_CL_V2 |
|
681 | 661 | |
|
682 | 662 | def _unpack_entry(self, rev, data, r=True): |
|
683 | 663 | items = self.index_format.unpack(data) |
|
684 | 664 | entry = items[:3] + (rev, rev) + items[3:8] |
|
685 | 665 | data_comp = items[8] & 3 |
|
686 | 666 | sidedata_comp = (items[8] >> 2) & 3 |
|
687 | 667 | return entry + (data_comp, sidedata_comp) |
|
688 | 668 | |
|
689 | 669 | def _pack_entry(self, rev, entry): |
|
690 | 670 | assert entry[3] == rev, entry[3] |
|
691 | 671 | assert entry[4] == rev, entry[4] |
|
692 | 672 | data = entry[:3] + entry[5:10] |
|
693 | 673 | data_comp = entry[10] & 3 |
|
694 | 674 | sidedata_comp = (entry[11] & 3) << 2 |
|
695 | 675 | data += (data_comp | sidedata_comp,) |
|
696 | 676 | return self.index_format.pack(*data) |
|
697 | 677 | |
|
698 | 678 | |
|
699 | 679 | def parse_index_devel_nodemap(data, inline): |
|
700 | 680 | """like parse_index2, but alway return a PersistentNodeMapIndexObject""" |
|
701 | 681 | return PersistentNodeMapIndexObject(data), None |
|
702 | 682 | |
|
703 | 683 | |
|
704 | 684 | def parse_dirstate(dmap, copymap, st): |
|
705 | 685 | parents = [st[:20], st[20:40]] |
|
706 | 686 | # dereference fields so they will be local in loop |
|
707 | 687 | format = b">cllll" |
|
708 | 688 | e_size = struct.calcsize(format) |
|
709 | 689 | pos1 = 40 |
|
710 | 690 | l = len(st) |
|
711 | 691 | |
|
712 | 692 | # the inner loop |
|
713 | 693 | while pos1 < l: |
|
714 | 694 | pos2 = pos1 + e_size |
|
715 | 695 | e = _unpack(b">cllll", st[pos1:pos2]) # a literal here is faster |
|
716 | 696 | pos1 = pos2 + e[4] |
|
717 | 697 | f = st[pos2:pos1] |
|
718 | 698 | if b'\0' in f: |
|
719 | 699 | f, c = f.split(b'\0') |
|
720 | 700 | copymap[f] = c |
|
721 | 701 | dmap[f] = DirstateItem.from_v1_data(*e[:4]) |
|
722 | 702 | return parents |
|
723 | 703 | |
|
724 | 704 | |
|
725 | 705 | def pack_dirstate(dmap, copymap, pl, now): |
|
726 | 706 | now = int(now) |
|
727 | 707 | cs = stringio() |
|
728 | 708 | write = cs.write |
|
729 | 709 | write(b"".join(pl)) |
|
730 | 710 | for f, e in pycompat.iteritems(dmap): |
|
731 | 711 | if e.need_delay(now): |
|
732 | 712 | # The file was last modified "simultaneously" with the current |
|
733 | 713 | # write to dirstate (i.e. within the same second for file- |
|
734 | 714 | # systems with a granularity of 1 sec). This commonly happens |
|
735 | 715 | # for at least a couple of files on 'update'. |
|
736 | 716 | # The user could change the file without changing its size |
|
737 | 717 | # within the same second. Invalidate the file's mtime in |
|
738 | 718 | # dirstate, forcing future 'status' calls to compare the |
|
739 | 719 | # contents of the file if the size is the same. This prevents |
|
740 | 720 | # mistakenly treating such files as clean. |
|
741 | 721 | e.set_possibly_dirty() |
|
742 | 722 | |
|
743 | 723 | if f in copymap: |
|
744 | 724 | f = b"%s\0%s" % (f, copymap[f]) |
|
745 | 725 | e = _pack( |
|
746 | 726 | b">cllll", |
|
747 | 727 | e.v1_state(), |
|
748 | 728 | e.v1_mode(), |
|
749 | 729 | e.v1_size(), |
|
750 | 730 | e.v1_mtime(), |
|
751 | 731 | len(f), |
|
752 | 732 | ) |
|
753 | 733 | write(e) |
|
754 | 734 | write(f) |
|
755 | 735 | return cs.getvalue() |
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