Mercurial > hg
annotate mercurial/util.h @ 24071:184a2f6f40da
bundle2.unbundle20: add compressed() method
Bundlerepo uses the compressed() method to determine whether it should write
an uncompressed temporary file. Since we don't support compressed bundle2 files
at the moment, make this method return true.
author | Eric Sumner <ericsumner@fb.com> |
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date | Thu, 05 Feb 2015 15:56:50 -0800 |
parents | fb93721cc229 |
children | 98042b0e19f9 |
rev | line source |
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1 /* |
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2 util.h - utility functions for interfacing with the various python APIs. |
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3 |
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4 This software may be used and distributed according to the terms of |
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5 the GNU General Public License, incorporated herein by reference. |
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6 */ |
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7 |
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8 #ifndef _HG_UTIL_H_ |
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9 #define _HG_UTIL_H_ |
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10 |
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11 #if PY_MAJOR_VERSION >= 3 |
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12 |
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13 #define IS_PY3K |
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14 #define PyInt_FromLong PyLong_FromLong |
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15 #define PyInt_AsLong PyLong_AsLong |
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16 |
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17 /* |
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18 Mapping of some of the python < 2.x PyString* functions to py3k's PyUnicode. |
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19 |
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20 The commented names below represent those that are present in the PyBytes |
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21 definitions for python < 2.6 (below in this file) that don't have a direct |
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22 implementation. |
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23 */ |
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24 |
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25 #define PyStringObject PyUnicodeObject |
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26 #define PyString_Type PyUnicode_Type |
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27 |
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28 #define PyString_Check PyUnicode_Check |
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29 #define PyString_CheckExact PyUnicode_CheckExact |
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30 #define PyString_CHECK_INTERNED PyUnicode_CHECK_INTERNED |
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31 #define PyString_AS_STRING PyUnicode_AsLatin1String |
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32 #define PyString_GET_SIZE PyUnicode_GET_SIZE |
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33 |
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34 #define PyString_FromStringAndSize PyUnicode_FromStringAndSize |
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35 #define PyString_FromString PyUnicode_FromString |
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36 #define PyString_FromFormatV PyUnicode_FromFormatV |
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37 #define PyString_FromFormat PyUnicode_FromFormat |
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38 /* #define PyString_Size PyUnicode_GET_SIZE */ |
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39 /* #define PyString_AsString */ |
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40 /* #define PyString_Repr */ |
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41 #define PyString_Concat PyUnicode_Concat |
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42 #define PyString_ConcatAndDel PyUnicode_AppendAndDel |
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43 #define _PyString_Resize PyUnicode_Resize |
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44 /* #define _PyString_Eq */ |
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45 #define PyString_Format PyUnicode_Format |
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46 /* #define _PyString_FormatLong */ |
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47 /* #define PyString_DecodeEscape */ |
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48 #define _PyString_Join PyUnicode_Join |
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49 #define PyString_Decode PyUnicode_Decode |
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50 #define PyString_Encode PyUnicode_Encode |
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51 #define PyString_AsEncodedObject PyUnicode_AsEncodedObject |
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52 #define PyString_AsEncodedString PyUnicode_AsEncodedString |
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53 #define PyString_AsDecodedObject PyUnicode_AsDecodedObject |
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54 #define PyString_AsDecodedString PyUnicode_AsDecodedUnicode |
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55 /* #define PyString_AsStringAndSize */ |
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56 #define _PyString_InsertThousandsGrouping _PyUnicode_InsertThousandsGrouping |
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57 |
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58 #endif /* PY_MAJOR_VERSION */ |
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59 |
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60 /* Backports from 2.6 */ |
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61 #if PY_VERSION_HEX < 0x02060000 |
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62 |
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63 #define Py_TYPE(ob) (ob)->ob_type |
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64 #define Py_SIZE(ob) (ob)->ob_size |
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65 #define PyVarObject_HEAD_INIT(type, size) PyObject_HEAD_INIT(type) size, |
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66 |
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67 /* Shamelessly stolen from bytesobject.h */ |
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68 #define PyBytesObject PyStringObject |
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69 #define PyBytes_Type PyString_Type |
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70 |
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71 #define PyBytes_Check PyString_Check |
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72 #define PyBytes_CheckExact PyString_CheckExact |
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73 #define PyBytes_CHECK_INTERNED PyString_CHECK_INTERNED |
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74 #define PyBytes_AS_STRING PyString_AS_STRING |
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75 #define PyBytes_GET_SIZE PyString_GET_SIZE |
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76 #define Py_TPFLAGS_BYTES_SUBCLASS Py_TPFLAGS_STRING_SUBCLASS |
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77 |
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78 #define PyBytes_FromStringAndSize PyString_FromStringAndSize |
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79 #define PyBytes_FromString PyString_FromString |
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80 #define PyBytes_FromFormatV PyString_FromFormatV |
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81 #define PyBytes_FromFormat PyString_FromFormat |
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82 #define PyBytes_Size PyString_Size |
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83 #define PyBytes_AsString PyString_AsString |
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84 #define PyBytes_Repr PyString_Repr |
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85 #define PyBytes_Concat PyString_Concat |
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86 #define PyBytes_ConcatAndDel PyString_ConcatAndDel |
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87 #define _PyBytes_Resize _PyString_Resize |
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88 #define _PyBytes_Eq _PyString_Eq |
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89 #define PyBytes_Format PyString_Format |
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90 #define _PyBytes_FormatLong _PyString_FormatLong |
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91 #define PyBytes_DecodeEscape PyString_DecodeEscape |
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92 #define _PyBytes_Join _PyString_Join |
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93 #define PyBytes_Decode PyString_Decode |
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94 #define PyBytes_Encode PyString_Encode |
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95 #define PyBytes_AsEncodedObject PyString_AsEncodedObject |
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96 #define PyBytes_AsEncodedString PyString_AsEncodedString |
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97 #define PyBytes_AsDecodedObject PyString_AsDecodedObject |
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98 #define PyBytes_AsDecodedString PyString_AsDecodedString |
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99 #define PyBytes_AsStringAndSize PyString_AsStringAndSize |
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100 #define _PyBytes_InsertThousandsGrouping _PyString_InsertThousandsGrouping |
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101 |
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102 #endif /* PY_VERSION_HEX */ |
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103 |
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104 #if (PY_VERSION_HEX < 0x02050000) |
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105 /* Definitions to get compatibility with python 2.4 and earlier which |
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106 does not have Py_ssize_t. See also PEP 353. |
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107 Note: msvc (8 or earlier) does not have ssize_t, so we use Py_ssize_t. |
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108 */ |
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109 typedef int Py_ssize_t; |
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110 typedef Py_ssize_t (*lenfunc)(PyObject *); |
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111 typedef PyObject *(*ssizeargfunc)(PyObject *, Py_ssize_t); |
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112 #define PyInt_FromSsize_t PyInt_FromLong |
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113 |
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114 #if !defined(PY_SSIZE_T_MIN) |
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115 #define PY_SSIZE_T_MAX INT_MAX |
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116 #define PY_SSIZE_T_MIN INT_MIN |
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117 #endif |
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118 #endif |
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119 |
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120 #ifdef _WIN32 |
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121 #ifdef _MSC_VER |
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122 /* msvc 6.0 has problems */ |
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123 #define inline __inline |
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124 typedef signed char int8_t; |
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125 typedef short int16_t; |
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126 typedef long int32_t; |
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127 typedef __int64 int64_t; |
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128 typedef unsigned char uint8_t; |
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129 typedef unsigned short uint16_t; |
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130 typedef unsigned long uint32_t; |
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131 typedef unsigned __int64 uint64_t; |
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132 #else |
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133 #include <stdint.h> |
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134 #endif |
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135 #else |
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136 /* not windows */ |
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137 #include <sys/types.h> |
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138 #if defined __BEOS__ && !defined __HAIKU__ |
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139 #include <ByteOrder.h> |
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140 #else |
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141 #include <arpa/inet.h> |
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142 #endif |
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143 #include <inttypes.h> |
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144 #endif |
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145 |
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146 #if defined __hpux || defined __SUNPRO_C || defined _AIX |
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147 #define inline |
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148 #endif |
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149 |
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150 #ifdef __linux |
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151 #define inline __inline |
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152 #endif |
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153 |
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154 typedef struct { |
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155 PyObject_HEAD |
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156 char state; |
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157 int mode; |
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158 int size; |
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159 int mtime; |
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160 } dirstateTupleObject; |
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161 |
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162 extern PyTypeObject dirstateTupleType; |
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163 #define dirstate_tuple_check(op) (Py_TYPE(op) == &dirstateTupleType) |
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164 |
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165 static inline uint32_t getbe32(const char *c) |
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166 { |
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167 const unsigned char *d = (const unsigned char *)c; |
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168 |
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169 return ((d[0] << 24) | |
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170 (d[1] << 16) | |
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171 (d[2] << 8) | |
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172 (d[3])); |
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173 } |
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174 |
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175 static inline int16_t getbeint16(const char *c) |
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176 { |
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177 const unsigned char *d = (const unsigned char *)c; |
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178 |
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179 return ((d[0] << 8) | |
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180 (d[1])); |
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181 } |
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182 |
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183 static inline uint16_t getbeuint16(const char *c) |
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184 { |
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185 const unsigned char *d = (const unsigned char *)c; |
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186 |
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187 return ((d[0] << 8) | |
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188 (d[1])); |
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189 } |
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190 |
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191 static inline void putbe32(uint32_t x, char *c) |
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192 { |
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193 c[0] = (x >> 24) & 0xff; |
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194 c[1] = (x >> 16) & 0xff; |
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195 c[2] = (x >> 8) & 0xff; |
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196 c[3] = (x) & 0xff; |
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197 } |
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198 |
24016 | 199 static inline double getbefloat64(const char *c) |
200 { | |
201 const unsigned char *d = (const unsigned char *)c; | |
202 double ret; | |
203 int i; | |
204 uint64_t t = 0; | |
205 for (i = 0; i < 8; i++) { | |
206 t = (t<<8) + d[i]; | |
207 } | |
208 memcpy(&ret, &t, sizeof(t)); | |
209 return ret; | |
210 } | |
211 | |
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212 #endif /* _HG_UTIL_H_ */ |