Mercurial > cpython-lru_cache-weakref

annotate Modules/bsddbmodule.c @ 17322:bd110eadc19a legacy-trunk

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
One-liner critical fix from Jim Fulton: Eric's string-method crusade got the order backwards in a line (for .find()).
author Tim Peters <tim.peters@gmail.com>
date Thu, 05 Apr 2001 22:26:23 +0000
parents 848f08559916
children 91dd223829c6
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /* Berkeley DB interface.
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2 Author: Michael McLay
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3 Hacked: Guido van Rossum
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4 Btree and Recno additions plus sequence methods: David Ely
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5 Hacked by Gustavo Niemeyer <niemeyer@conectiva.com> fixing recno
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6 support.
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7
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8 XXX To do:
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9 - provide a way to access the various hash functions
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10 - support more open flags
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11
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12 The windows port of the Berkeley DB code is hard to find on the web:
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13 www.nightmare.com/software.html
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14 */
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15
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16 #include "Python.h"
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17 #ifdef WITH_THREAD
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18 #include "pythread.h"
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19 #endif
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20
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21 #ifdef HAVE_UNISTD_H
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22 #include <unistd.h>
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23 #endif
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24
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25 #include <sys/types.h>
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26 #include <sys/stat.h>
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27 #include <fcntl.h>
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28 #ifdef HAVE_DB_185_H
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29 #include <db_185.h>
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30 #else
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31 #include <db.h>
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32 #endif
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33 /* Please don't include internal header files of the Berkeley db package
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34 (it messes up the info required in the Setup file) */
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35
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36 typedef struct {
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37 PyObject_HEAD
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38 DB *di_bsddb;
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39 int di_size; /* -1 means recompute */
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40 int di_type;
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41 #ifdef WITH_THREAD
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42 PyThread_type_lock di_lock;
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43 #endif
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44 } bsddbobject;
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45
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46 staticforward PyTypeObject Bsddbtype;
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47
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48 #define is_bsddbobject(v) ((v)->ob_type == &Bsddbtype)
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49 #define check_bsddbobject_open(v, r) if ((v)->di_bsddb == NULL) \
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50 { PyErr_SetString(BsddbError, \
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51 "BSDDB object has already been closed"); \
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52 return r; }
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53
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54 static PyObject *BsddbError;
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55
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56 static PyObject *
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57 newdbhashobject(char *file, int flags, int mode,
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58 int bsize, int ffactor, int nelem, int cachesize,
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59 int hash, int lorder)
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60 {
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61 bsddbobject *dp;
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62 HASHINFO info;
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63
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64 if ((dp = PyObject_New(bsddbobject, &Bsddbtype)) == NULL)
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65 return NULL;
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66
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67 info.bsize = bsize;
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68 info.ffactor = ffactor;
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69 info.nelem = nelem;
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70 info.cachesize = cachesize;
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71 info.hash = NULL; /* XXX should derive from hash argument */
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72 info.lorder = lorder;
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73
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74 #ifdef O_BINARY
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75 flags |= O_BINARY;
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76 #endif
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77 Py_BEGIN_ALLOW_THREADS
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78 dp->di_bsddb = dbopen(file, flags, mode, DB_HASH, &info);
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79 Py_END_ALLOW_THREADS
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80 if (dp->di_bsddb == NULL) {
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81 PyErr_SetFromErrno(BsddbError);
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82 #ifdef WITH_THREAD
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83 dp->di_lock = NULL;
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84 #endif
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85 Py_DECREF(dp);
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86 return NULL;
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87 }
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88
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89 dp->di_size = -1;
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90 dp->di_type = DB_HASH;
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91
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92 #ifdef WITH_THREAD
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93 dp->di_lock = PyThread_allocate_lock();
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94 if (dp->di_lock == NULL) {
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95 PyErr_SetString(BsddbError, "can't allocate lock");
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96 Py_DECREF(dp);
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97 return NULL;
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98 }
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99 #endif
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100
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101 return (PyObject *)dp;
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102 }
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103
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104 static PyObject *
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105 newdbbtobject(char *file, int flags, int mode,
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106 int btflags, int cachesize, int maxkeypage,
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107 int minkeypage, int psize, int lorder)
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108 {
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109 bsddbobject *dp;
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110 BTREEINFO info;
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111
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112 if ((dp = PyObject_New(bsddbobject, &Bsddbtype)) == NULL)
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113 return NULL;
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114
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115 info.flags = btflags;
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116 info.cachesize = cachesize;
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117 info.maxkeypage = maxkeypage;
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118 info.minkeypage = minkeypage;
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119 info.psize = psize;
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120 info.lorder = lorder;
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121 info.compare = 0; /* Use default comparison functions, for now..*/
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122 info.prefix = 0;
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123
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124 #ifdef O_BINARY
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125 flags |= O_BINARY;
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126 #endif
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127 Py_BEGIN_ALLOW_THREADS
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128 dp->di_bsddb = dbopen(file, flags, mode, DB_BTREE, &info);
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129 Py_END_ALLOW_THREADS
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130 if (dp->di_bsddb == NULL) {
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131 PyErr_SetFromErrno(BsddbError);
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132 #ifdef WITH_THREAD
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133 dp->di_lock = NULL;
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134 #endif
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135 Py_DECREF(dp);
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136 return NULL;
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137 }
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138
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139 dp->di_size = -1;
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140 dp->di_type = DB_BTREE;
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141
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142 #ifdef WITH_THREAD
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143 dp->di_lock = PyThread_allocate_lock();
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144 if (dp->di_lock == NULL) {
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145 PyErr_SetString(BsddbError, "can't allocate lock");
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146 Py_DECREF(dp);
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147 return NULL;
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148 }
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149 #endif
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150
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151 return (PyObject *)dp;
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152 }
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153
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154 static PyObject *
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155 newdbrnobject(char *file, int flags, int mode,
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156 int rnflags, int cachesize, int psize, int lorder,
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157 size_t reclen, u_char bval, char *bfname)
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158 {
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159 bsddbobject *dp;
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160 RECNOINFO info;
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161 int fd;
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162
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163 if ((dp = PyObject_New(bsddbobject, &Bsddbtype)) == NULL)
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164 return NULL;
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165
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166 info.flags = rnflags;
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167 info.cachesize = cachesize;
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168 info.psize = psize;
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169 info.lorder = lorder;
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170 info.reclen = reclen;
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171 info.bval = bval;
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172 info.bfname = bfname;
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173
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174 #ifdef O_BINARY
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175 flags |= O_BINARY;
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176 #endif
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177 /* This is a hack to avoid a dbopen() bug that happens when
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178 * it fails. */
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179 fd = open(file, flags);
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180 if (fd == -1) {
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181 dp->di_bsddb = NULL;
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182 }
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183 else {
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184 close(fd);
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185 Py_BEGIN_ALLOW_THREADS
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186 dp->di_bsddb = dbopen(file, flags, mode, DB_RECNO, &info);
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187 Py_END_ALLOW_THREADS
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188 }
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189 if (dp->di_bsddb == NULL) {
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190 PyErr_SetFromErrno(BsddbError);
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191 #ifdef WITH_THREAD
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192 dp->di_lock = NULL;
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193 #endif
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194 Py_DECREF(dp);
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195 return NULL;
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196 }
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197
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198 dp->di_size = -1;
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199 dp->di_type = DB_RECNO;
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200
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201 #ifdef WITH_THREAD
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202 dp->di_lock = PyThread_allocate_lock();
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203 if (dp->di_lock == NULL) {
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204 PyErr_SetString(BsddbError, "can't allocate lock");
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205 Py_DECREF(dp);
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206 return NULL;
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207 }
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208 #endif
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209
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210 return (PyObject *)dp;
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211 }
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212
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213 static void
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214 bsddb_dealloc(bsddbobject *dp)
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215 {
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216 #ifdef WITH_THREAD
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217 if (dp->di_lock) {
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218 PyThread_acquire_lock(dp->di_lock, 0);
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219 PyThread_release_lock(dp->di_lock);
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220 PyThread_free_lock(dp->di_lock);
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221 dp->di_lock = NULL;
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222 }
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223 #endif
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224 if (dp->di_bsddb != NULL) {
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225 int status;
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226 Py_BEGIN_ALLOW_THREADS
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227 status = (dp->di_bsddb->close)(dp->di_bsddb);
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228 Py_END_ALLOW_THREADS
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229 if (status != 0)
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230 fprintf(stderr,
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231 "Python bsddb: close errno %d in dealloc\n",
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232 errno);
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233 }
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234 PyObject_Del(dp);
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235 }
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236
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237 #ifdef WITH_THREAD
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238 #define BSDDB_BGN_SAVE(_dp) \
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239 Py_BEGIN_ALLOW_THREADS PyThread_acquire_lock(_dp->di_lock,1);
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240 #define BSDDB_END_SAVE(_dp) \
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241 PyThread_release_lock(_dp->di_lock); Py_END_ALLOW_THREADS
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242 #else
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243 #define BSDDB_BGN_SAVE(_dp) Py_BEGIN_ALLOW_THREADS
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244 #define BSDDB_END_SAVE(_dp) Py_END_ALLOW_THREADS
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245 #endif
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246
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247 static int
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248 bsddb_length(bsddbobject *dp)
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249 {
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250 check_bsddbobject_open(dp, -1);
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251 if (dp->di_size < 0) {
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252 DBT krec, drec;
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253 int status;
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254 int size = 0;
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255 BSDDB_BGN_SAVE(dp)
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256 for (status = (dp->di_bsddb->seq)(dp->di_bsddb,
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257 &krec, &drec,R_FIRST);
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258 status == 0;
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259 status = (dp->di_bsddb->seq)(dp->di_bsddb,
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260 &krec, &drec, R_NEXT))
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261 size++;
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262 BSDDB_END_SAVE(dp)
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263 if (status < 0) {
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264 PyErr_SetFromErrno(BsddbError);
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265 return -1;
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266 }
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267 dp->di_size = size;
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268 }
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269 return dp->di_size;
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270 }
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271
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272 static PyObject *
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273 bsddb_subscript(bsddbobject *dp, PyObject *key)
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274 {
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275 int status;
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276 DBT krec, drec;
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277 char *data,buf[4096];
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278 int size;
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279 PyObject *result;
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280 recno_t recno;
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281
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282 if (dp->di_type == DB_RECNO) {
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283 if (!PyArg_Parse(key, "i", &recno)) {
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284 PyErr_SetString(PyExc_TypeError,
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285 "key type must be integer");
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286 return NULL;
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287 }
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288 krec.data = &recno;
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289 krec.size = sizeof(recno);
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290 }
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291 else {
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292 if (!PyArg_Parse(key, "s#", &data, &size)) {
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293 PyErr_SetString(PyExc_TypeError,
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294 "key type must be string");
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295 return NULL;
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296 }
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297 krec.data = data;
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298 krec.size = size;
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299 }
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300 check_bsddbobject_open(dp, NULL);
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301
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302 BSDDB_BGN_SAVE(dp)
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303 status = (dp->di_bsddb->get)(dp->di_bsddb, &krec, &drec, 0);
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304 if (status == 0) {
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305 if (drec.size > sizeof(buf)) data = malloc(drec.size);
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306 else data = buf;
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307 if (data!=NULL) memcpy(data,drec.data,drec.size);
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308 }
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309 BSDDB_END_SAVE(dp)
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310 if (data==NULL) return PyErr_NoMemory();
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311 if (status != 0) {
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312 if (status < 0)
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313 PyErr_SetFromErrno(BsddbError);
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314 else
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315 PyErr_SetObject(PyExc_KeyError, key);
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316 return NULL;
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317 }
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318
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319 result = PyString_FromStringAndSize(data, (int)drec.size);
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320 if (data != buf) free(data);
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321 return result;
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322 }
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323
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324 static int
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325 bsddb_ass_sub(bsddbobject *dp, PyObject *key, PyObject *value)
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326 {
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327 int status;
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328 DBT krec, drec;
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329 char *data;
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330 int size;
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331 recno_t recno;
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332
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333 if (dp->di_type == DB_RECNO) {
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334 if (!PyArg_Parse(key, "i", &recno)) {
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335 PyErr_SetString(PyExc_TypeError,
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336 "bsddb key type must be integer");
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337 return -1;
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338 }
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339 krec.data = &recno;
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340 krec.size = sizeof(recno);
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341 }
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342 else {
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343 if (!PyArg_Parse(key, "s#", &data, &size)) {
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344 PyErr_SetString(PyExc_TypeError,
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345 "bsddb key type must be string");
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346 return -1;
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347 }
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348 krec.data = data;
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349 krec.size = size;
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350 }
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351 check_bsddbobject_open(dp, -1);
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352 dp->di_size = -1;
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353 if (value == NULL) {
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354 BSDDB_BGN_SAVE(dp)
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355 status = (dp->di_bsddb->del)(dp->di_bsddb, &krec, 0);
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356 BSDDB_END_SAVE(dp)
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357 }
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358 else {
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359 if (!PyArg_Parse(value, "s#", &data, &size)) {
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360 PyErr_SetString(PyExc_TypeError,
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361 "bsddb value type must be string");
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362 return -1;
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363 }
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364 drec.data = data;
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365 drec.size = size;
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366 BSDDB_BGN_SAVE(dp)
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367 status = (dp->di_bsddb->put)(dp->di_bsddb, &krec, &drec, 0);
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368 BSDDB_END_SAVE(dp)
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369 }
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370 if (status != 0) {
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371 if (status < 0)
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372 PyErr_SetFromErrno(BsddbError);
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373 else
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374 PyErr_SetObject(PyExc_KeyError, key);
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375 return -1;
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376 }
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377 return 0;
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378 }
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379
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diff changeset
380 static PyMappingMethods bsddb_as_mapping = {
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381 (inquiry)bsddb_length, /*mp_length*/
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382 (binaryfunc)bsddb_subscript, /*mp_subscript*/
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383 (objobjargproc)bsddb_ass_sub, /*mp_ass_subscript*/
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384 };
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385
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diff changeset
386 static PyObject *
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diff changeset
387 bsddb_close(bsddbobject *dp, PyObject *args)
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388 {
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389 if (!PyArg_NoArgs(args))
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390 return NULL;
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391 if (dp->di_bsddb != NULL) {
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diff changeset
392 int status;
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
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diff changeset
393 BSDDB_BGN_SAVE(dp)
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
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diff changeset
394 status = (dp->di_bsddb->close)(dp->di_bsddb);
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
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395 BSDDB_END_SAVE(dp)
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diff changeset
396 if (status != 0) {
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397 dp->di_bsddb = NULL;
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398 PyErr_SetFromErrno(BsddbError);
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399 return NULL;
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diff changeset
400 }
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401 }
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402 dp->di_bsddb = NULL;
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diff changeset
403 Py_INCREF(Py_None);
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diff changeset
404 return Py_None;
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parents:
diff changeset
405 }
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
406
3803
2eaa00860edc Converted to new style names by Skip Montanaro
Guido van Rossum <guido@python.org>
parents: 3600
diff changeset
407 static PyObject *
13515
cd7abb4feb1b ANSI-fication, not really tested, but should (hopefully) compile
Peter Schneider-Kamp <nowonder@nowonder.de>
parents: 13256
diff changeset
408 bsddb_keys(bsddbobject *dp, PyObject *args)
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parents:
diff changeset
409 {
16798
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
410 PyObject *list, *item=NULL;
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Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
411 DBT krec, drec;
7982
a909a2869ac5 Make new gcc -Wall happy
Guido van Rossum <guido@python.org>
parents: 7942
diff changeset
412 char *data=NULL,buf[4096];
4979
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parents: 4597
diff changeset
413 int status;
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parents: 4597
diff changeset
414 int err;
3034
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parents:
diff changeset
415
4979
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parents: 4597
diff changeset
416 if (!PyArg_NoArgs(args))
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Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
417 return NULL;
16798
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
418 check_bsddbobject_open(dp, NULL);
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diff changeset
419 list = PyList_New(0);
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parents: 4597
diff changeset
420 if (list == NULL)
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parents: 4597
diff changeset
421 return NULL;
7942
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
422 BSDDB_BGN_SAVE(dp)
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
423 status = (dp->di_bsddb->seq)(dp->di_bsddb, &krec, &drec, R_FIRST);
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
424 if (status == 0) {
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
425 if (krec.size > sizeof(buf)) data = malloc(krec.size);
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
426 else data = buf;
16798
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
427 if (data != NULL) memcpy(data,krec.data,krec.size);
7942
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
428 }
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
429 BSDDB_END_SAVE(dp)
17120
848f08559916 Don't raise MemoryError in keys() when the database is empty.
Guido van Rossum <guido@python.org>
parents: 16798
diff changeset
430 if (status == 0 && data==NULL) return PyErr_NoMemory();
7942
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
431 while (status == 0) {
16798
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
432 if (dp->di_type == DB_RECNO)
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
433 item = PyInt_FromLong(*((int*)data));
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
434 else
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
435 item = PyString_FromStringAndSize(data,
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
436 (int)krec.size);
7942
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
437 if (data != buf) free(data);
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diff changeset
438 if (item == NULL) {
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Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
439 Py_DECREF(list);
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Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
440 return NULL;
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Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
441 }
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Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
442 err = PyList_Append(list, item);
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parents: 4597
diff changeset
443 Py_DECREF(item);
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Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
444 if (err != 0) {
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Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
445 Py_DECREF(list);
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Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
446 return NULL;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
447 }
7942
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
448 BSDDB_BGN_SAVE(dp)
16696
564927c55742 Wrap a bunch of long lines.
Fred Drake <fdrake@acm.org>
parents: 15575
diff changeset
449 status = (dp->di_bsddb->seq)
564927c55742 Wrap a bunch of long lines.
Fred Drake <fdrake@acm.org>
parents: 15575
diff changeset
450 (dp->di_bsddb, &krec, &drec, R_NEXT);
7942
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
451 if (status == 0) {
16696
564927c55742 Wrap a bunch of long lines.
Fred Drake <fdrake@acm.org>
parents: 15575
diff changeset
452 if (krec.size > sizeof(buf))
564927c55742 Wrap a bunch of long lines.
Fred Drake <fdrake@acm.org>
parents: 15575
diff changeset
453 data = malloc(krec.size);
7942
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
454 else data = buf;
16696
564927c55742 Wrap a bunch of long lines.
Fred Drake <fdrake@acm.org>
parents: 15575
diff changeset
455 if (data != NULL)
564927c55742 Wrap a bunch of long lines.
Fred Drake <fdrake@acm.org>
parents: 15575
diff changeset
456 memcpy(data,krec.data,krec.size);
7942
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
457 }
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
458 BSDDB_END_SAVE(dp)
16696
564927c55742 Wrap a bunch of long lines.
Fred Drake <fdrake@acm.org>
parents: 15575
diff changeset
459 if (data == NULL) return PyErr_NoMemory();
3034
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parents:
diff changeset
460 }
4979
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diff changeset
461 if (status < 0) {
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parents: 4597
diff changeset
462 PyErr_SetFromErrno(BsddbError);
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parents: 4597
diff changeset
463 Py_DECREF(list);
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
464 return NULL;
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parents:
diff changeset
465 }
4979
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parents: 4597
diff changeset
466 if (dp->di_size < 0)
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parents: 4597
diff changeset
467 dp->di_size = PyList_Size(list); /* We just did the work */
b864b414c457 Already renamed. Indented.
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parents: 4597
diff changeset
468 return list;
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parents:
diff changeset
469 }
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
470
3803
2eaa00860edc Converted to new style names by Skip Montanaro
Guido van Rossum <guido@python.org>
parents: 3600
diff changeset
471 static PyObject *
13515
cd7abb4feb1b ANSI-fication, not really tested, but should (hopefully) compile
Peter Schneider-Kamp <nowonder@nowonder.de>
parents: 13256
diff changeset
472 bsddb_has_key(bsddbobject *dp, PyObject *args)
3034
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parents:
diff changeset
473 {
4979
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diff changeset
474 DBT krec, drec;
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Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
475 int status;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
476 char *data;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
477 int size;
16798
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
478 recno_t recno;
3034
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parents:
diff changeset
479
16798
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
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parents: 16696
diff changeset
480 if (dp->di_type == DB_RECNO) {
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
481 if (!PyArg_Parse(args, "i", &recno)) {
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
482 PyErr_SetString(PyExc_TypeError,
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
483 "key type must be integer");
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
484 return NULL;
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
485 }
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
486 krec.data = &recno;
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
487 krec.size = sizeof(recno);
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
488 }
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
489 else {
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
490 if (!PyArg_Parse(args, "s#", &data, &size)) {
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
491 PyErr_SetString(PyExc_TypeError,
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
492 "key type must be string");
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
493 return NULL;
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
494 }
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
495 krec.data = data;
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
496 krec.size = size;
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
497 }
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
498 check_bsddbobject_open(dp, NULL);
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
499
7942
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
500 BSDDB_BGN_SAVE(dp)
4979
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parents: 4597
diff changeset
501 status = (dp->di_bsddb->get)(dp->di_bsddb, &krec, &drec, 0);
7942
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
502 BSDDB_END_SAVE(dp)
4979
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parents: 4597
diff changeset
503 if (status < 0) {
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Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
504 PyErr_SetFromErrno(BsddbError);
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
505 return NULL;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
506 }
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parents:
diff changeset
507
4979
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Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
508 return PyInt_FromLong(status == 0);
3034
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Guido van Rossum <guido@python.org>
parents:
diff changeset
509 }
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
510
3803
2eaa00860edc Converted to new style names by Skip Montanaro
Guido van Rossum <guido@python.org>
parents: 3600
diff changeset
511 static PyObject *
13515
cd7abb4feb1b ANSI-fication, not really tested, but should (hopefully) compile
Peter Schneider-Kamp <nowonder@nowonder.de>
parents: 13256
diff changeset
512 bsddb_set_location(bsddbobject *dp, PyObject *key)
3034
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Guido van Rossum <guido@python.org>
parents:
diff changeset
513 {
4979
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parents: 4597
diff changeset
514 int status;
b864b414c457 Already renamed. Indented.
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parents: 4597
diff changeset
515 DBT krec, drec;
7942
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
516 char *data,buf[4096];
4979
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parents: 4597
diff changeset
517 int size;
7942
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
518 PyObject *result;
16798
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
519 recno_t recno;
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
520
16798
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
521 if (dp->di_type == DB_RECNO) {
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
522 if (!PyArg_Parse(key, "i", &recno)) {
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
523 PyErr_SetString(PyExc_TypeError,
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
524 "key type must be integer");
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
525 return NULL;
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
526 }
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
527 krec.data = &recno;
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
528 krec.size = sizeof(recno);
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
529 }
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
530 else {
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
531 if (!PyArg_Parse(key, "s#", &data, &size)) {
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
532 PyErr_SetString(PyExc_TypeError,
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
533 "key type must be string");
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
534 return NULL;
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
535 }
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
536 krec.data = data;
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
537 krec.size = size;
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
538 }
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
539 check_bsddbobject_open(dp, NULL);
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
540
7942
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
541 BSDDB_BGN_SAVE(dp)
4979
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Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
542 status = (dp->di_bsddb->seq)(dp->di_bsddb, &krec, &drec, R_CURSOR);
7942
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
543 if (status == 0) {
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
544 if (drec.size > sizeof(buf)) data = malloc(drec.size);
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
545 else data = buf;
15575
03c32faa1a49 [Patch #102827] Fix for PR#119558, avoiding core dumps by checking for
Andrew M. Kuchling <amk@amk.ca>
parents: 14375
diff changeset
546 if (data!=NULL) memcpy(data,drec.data,drec.size);
7942
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
547 }
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
548 BSDDB_END_SAVE(dp)
15575
03c32faa1a49 [Patch #102827] Fix for PR#119558, avoiding core dumps by checking for
Andrew M. Kuchling <amk@amk.ca>
parents: 14375
diff changeset
549 if (data==NULL) return PyErr_NoMemory();
4979
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Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
550 if (status != 0) {
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
551 if (status < 0)
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
552 PyErr_SetFromErrno(BsddbError);
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Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
553 else
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Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
554 PyErr_SetObject(PyExc_KeyError, key);
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
555 return NULL;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
556 }
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
557
16798
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
558 if (dp->di_type == DB_RECNO)
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
559 result = Py_BuildValue("is#", *((int*)krec.data),
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
560 data, drec.size);
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
561 else
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
562 result = Py_BuildValue("s#s#", krec.data, krec.size,
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
563 data, drec.size);
7942
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
564 if (data != buf) free(data);
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
565 return result;
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
566 }
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
567
3803
2eaa00860edc Converted to new style names by Skip Montanaro
Guido van Rossum <guido@python.org>
parents: 3600
diff changeset
568 static PyObject *
13515
cd7abb4feb1b ANSI-fication, not really tested, but should (hopefully) compile
Peter Schneider-Kamp <nowonder@nowonder.de>
parents: 13256
diff changeset
569 bsddb_seq(bsddbobject *dp, PyObject *args, int sequence_request)
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
570 {
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parents: 4597
diff changeset
571 int status;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
572 DBT krec, drec;
7982
a909a2869ac5 Make new gcc -Wall happy
Guido van Rossum <guido@python.org>
parents: 7942
diff changeset
573 char *kdata=NULL,kbuf[4096];
a909a2869ac5 Make new gcc -Wall happy
Guido van Rossum <guido@python.org>
parents: 7942
diff changeset
574 char *ddata=NULL,dbuf[4096];
7942
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
575 PyObject *result;
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
576
4979
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parents: 4597
diff changeset
577 if (!PyArg_NoArgs(args))
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
578 return NULL;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
579
16798
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
580 check_bsddbobject_open(dp, NULL);
4979
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Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
581 krec.data = 0;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
582 krec.size = 0;
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
583
7942
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
584 BSDDB_BGN_SAVE(dp)
4979
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Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
585 status = (dp->di_bsddb->seq)(dp->di_bsddb, &krec,
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
586 &drec, sequence_request);
7942
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
587 if (status == 0) {
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
588 if (krec.size > sizeof(kbuf)) kdata = malloc(krec.size);
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
589 else kdata = kbuf;
16798
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
590 if (kdata != NULL) memcpy(kdata,krec.data,krec.size);
7942
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
591 if (drec.size > sizeof(dbuf)) ddata = malloc(drec.size);
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
592 else ddata = dbuf;
16798
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
593 if (ddata != NULL) memcpy(ddata,drec.data,drec.size);
7942
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
594 }
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
595 BSDDB_END_SAVE(dp)
15575
03c32faa1a49 [Patch #102827] Fix for PR#119558, avoiding core dumps by checking for
Andrew M. Kuchling <amk@amk.ca>
parents: 14375
diff changeset
596 if (status == 0) {
16798
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
597 if ((kdata == NULL) || (ddata == NULL))
15575
03c32faa1a49 [Patch #102827] Fix for PR#119558, avoiding core dumps by checking for
Andrew M. Kuchling <amk@amk.ca>
parents: 14375
diff changeset
598 return PyErr_NoMemory();
03c32faa1a49 [Patch #102827] Fix for PR#119558, avoiding core dumps by checking for
Andrew M. Kuchling <amk@amk.ca>
parents: 14375
diff changeset
599 }
03c32faa1a49 [Patch #102827] Fix for PR#119558, avoiding core dumps by checking for
Andrew M. Kuchling <amk@amk.ca>
parents: 14375
diff changeset
600 else {
03c32faa1a49 [Patch #102827] Fix for PR#119558, avoiding core dumps by checking for
Andrew M. Kuchling <amk@amk.ca>
parents: 14375
diff changeset
601 /* (status != 0) */
4979
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Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
602 if (status < 0)
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
603 PyErr_SetFromErrno(BsddbError);
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
604 else
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
605 PyErr_SetObject(PyExc_KeyError, args);
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
606 return NULL;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
607 }
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
608
16798
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
609
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
610 if (dp->di_type == DB_RECNO)
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
611 result = Py_BuildValue("is#", *((int*)kdata),
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
612 ddata, drec.size);
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
613 else
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
614 result = Py_BuildValue("s#s#", kdata, krec.size,
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
615 ddata, drec.size);
7942
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
616 if (kdata != kbuf) free(kdata);
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
617 if (ddata != dbuf) free(ddata);
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
618 return result;
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
619 }
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
620
3803
2eaa00860edc Converted to new style names by Skip Montanaro
Guido van Rossum <guido@python.org>
parents: 3600
diff changeset
621 static PyObject *
13515
cd7abb4feb1b ANSI-fication, not really tested, but should (hopefully) compile
Peter Schneider-Kamp <nowonder@nowonder.de>
parents: 13256
diff changeset
622 bsddb_next(bsddbobject *dp, PyObject *key)
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
623 {
4979
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Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
624 return bsddb_seq(dp, key, R_NEXT);
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
625 }
3803
2eaa00860edc Converted to new style names by Skip Montanaro
Guido van Rossum <guido@python.org>
parents: 3600
diff changeset
626 static PyObject *
13515
cd7abb4feb1b ANSI-fication, not really tested, but should (hopefully) compile
Peter Schneider-Kamp <nowonder@nowonder.de>
parents: 13256
diff changeset
627 bsddb_previous(bsddbobject *dp, PyObject *key)
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
628 {
4979
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Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
629 return bsddb_seq(dp, key, R_PREV);
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
630 }
3803
2eaa00860edc Converted to new style names by Skip Montanaro
Guido van Rossum <guido@python.org>
parents: 3600
diff changeset
631 static PyObject *
13515
cd7abb4feb1b ANSI-fication, not really tested, but should (hopefully) compile
Peter Schneider-Kamp <nowonder@nowonder.de>
parents: 13256
diff changeset
632 bsddb_first(bsddbobject *dp, PyObject *key)
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
633 {
4979
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
634 return bsddb_seq(dp, key, R_FIRST);
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
635 }
3803
2eaa00860edc Converted to new style names by Skip Montanaro
Guido van Rossum <guido@python.org>
parents: 3600
diff changeset
636 static PyObject *
13515
cd7abb4feb1b ANSI-fication, not really tested, but should (hopefully) compile
Peter Schneider-Kamp <nowonder@nowonder.de>
parents: 13256
diff changeset
637 bsddb_last(bsddbobject *dp, PyObject *key)
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
638 {
4979
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
639 return bsddb_seq(dp, key, R_LAST);
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
640 }
3803
2eaa00860edc Converted to new style names by Skip Montanaro
Guido van Rossum <guido@python.org>
parents: 3600
diff changeset
641 static PyObject *
13515
cd7abb4feb1b ANSI-fication, not really tested, but should (hopefully) compile
Peter Schneider-Kamp <nowonder@nowonder.de>
parents: 13256
diff changeset
642 bsddb_sync(bsddbobject *dp, PyObject *args)
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
643 {
4979
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Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
644 int status;
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
645
5828
9fa2bd8a2b78 Patches by AMK to check that the db is still open.
Guido van Rossum <guido@python.org>
parents: 4979
diff changeset
646 if (!PyArg_NoArgs(args))
9fa2bd8a2b78 Patches by AMK to check that the db is still open.
Guido van Rossum <guido@python.org>
parents: 4979
diff changeset
647 return NULL;
16798
258dcafe2d0b Gustavo Niemeyer <niemeyer@conectiva.com>:
Fred Drake <fdrake@acm.org>
parents: 16696
diff changeset
648 check_bsddbobject_open(dp, NULL);
7942
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
649 BSDDB_BGN_SAVE(dp)
4979
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Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
650 status = (dp->di_bsddb->sync)(dp->di_bsddb, 0);
7942
ee2aaa2f722a Threading speedup patches by Christopher Lindblad <cjl@infoseek.com>.
Guido van Rossum <guido@python.org>
parents: 6367
diff changeset
651 BSDDB_END_SAVE(dp)
4979
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Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
652 if (status != 0) {
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
653 PyErr_SetFromErrno(BsddbError);
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
654 return NULL;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
655 }
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
656 return PyInt_FromLong(status = 0);
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
657 }
3803
2eaa00860edc Converted to new style names by Skip Montanaro
Guido van Rossum <guido@python.org>
parents: 3600
diff changeset
658 static PyMethodDef bsddb_methods[] = {
4979
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Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
659 {"close", (PyCFunction)bsddb_close},
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
660 {"keys", (PyCFunction)bsddb_keys},
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
661 {"has_key", (PyCFunction)bsddb_has_key},
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
662 {"set_location", (PyCFunction)bsddb_set_location},
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
663 {"next", (PyCFunction)bsddb_next},
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
664 {"previous", (PyCFunction)bsddb_previous},
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
665 {"first", (PyCFunction)bsddb_first},
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
666 {"last", (PyCFunction)bsddb_last},
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
667 {"sync", (PyCFunction)bsddb_sync},
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
668 {NULL, NULL} /* sentinel */
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
669 };
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
670
3803
2eaa00860edc Converted to new style names by Skip Montanaro
Guido van Rossum <guido@python.org>
parents: 3600
diff changeset
671 static PyObject *
13515
cd7abb4feb1b ANSI-fication, not really tested, but should (hopefully) compile
Peter Schneider-Kamp <nowonder@nowonder.de>
parents: 13256
diff changeset
672 bsddb_getattr(PyObject *dp, char *name)
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
673 {
4979
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
674 return Py_FindMethod(bsddb_methods, dp, name);
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
675 }
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
676
3803
2eaa00860edc Converted to new style names by Skip Montanaro
Guido van Rossum <guido@python.org>
parents: 3600
diff changeset
677 static PyTypeObject Bsddbtype = {
4979
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
678 PyObject_HEAD_INIT(NULL)
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
679 0,
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
680 "bsddb",
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
681 sizeof(bsddbobject),
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
682 0,
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
683 (destructor)bsddb_dealloc, /*tp_dealloc*/
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
684 0, /*tp_print*/
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
685 (getattrfunc)bsddb_getattr, /*tp_getattr*/
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
686 0, /*tp_setattr*/
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
687 0, /*tp_compare*/
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
688 0, /*tp_repr*/
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
689 0, /*tp_as_number*/
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
690 0, /*tp_as_sequence*/
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
691 &bsddb_as_mapping, /*tp_as_mapping*/
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
692 };
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
693
3803
2eaa00860edc Converted to new style names by Skip Montanaro
Guido van Rossum <guido@python.org>
parents: 3600
diff changeset
694 static PyObject *
13515
cd7abb4feb1b ANSI-fication, not really tested, but should (hopefully) compile
Peter Schneider-Kamp <nowonder@nowonder.de>
parents: 13256
diff changeset
695 bsdhashopen(PyObject *self, PyObject *args)
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
696 {
4979
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
697 char *file;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
698 char *flag = NULL;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
699 int flags = O_RDONLY;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
700 int mode = 0666;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
701 int bsize = 0;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
702 int ffactor = 0;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
703 int nelem = 0;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
704 int cachesize = 0;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
705 int hash = 0; /* XXX currently ignored */
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
706 int lorder = 0;
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
707
11882
dc65c5f6ad7c Massive patch by Skip Montanaro to add ":name" to as many
Guido van Rossum <guido@python.org>
parents: 11296
diff changeset
708 if (!PyArg_ParseTuple(args, "s|siiiiiii:hashopen",
4979
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
709 &file, &flag, &mode,
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
710 &bsize, &ffactor, &nelem, &cachesize,
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
711 &hash, &lorder))
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
712 return NULL;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
713 if (flag != NULL) {
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
714 /* XXX need to pass O_EXCL, O_EXLOCK, O_NONBLOCK, O_SHLOCK */
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
715 if (flag[0] == 'r')
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
716 flags = O_RDONLY;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
717 else if (flag[0] == 'w')
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
718 flags = O_RDWR;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
719 else if (flag[0] == 'c')
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
720 flags = O_RDWR|O_CREAT;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
721 else if (flag[0] == 'n')
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
722 flags = O_RDWR|O_CREAT|O_TRUNC;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
723 else {
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
724 PyErr_SetString(BsddbError,
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
725 "Flag should begin with 'r', 'w', 'c' or 'n'");
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
726 return NULL;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
727 }
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
728 if (flag[1] == 'l') {
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
729 #if defined(O_EXLOCK) && defined(O_SHLOCK)
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
730 if (flag[0] == 'r')
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
731 flags |= O_SHLOCK;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
732 else
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
733 flags |= O_EXLOCK;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
734 #else
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
735 PyErr_SetString(BsddbError,
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
736 "locking not supported on this platform");
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
737 return NULL;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
738 #endif
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
739 }
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
740 }
4979
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
741 return newdbhashobject(file, flags, mode,
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
742 bsize, ffactor, nelem, cachesize, hash, lorder);
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
743 }
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
744
3803
2eaa00860edc Converted to new style names by Skip Montanaro
Guido van Rossum <guido@python.org>
parents: 3600
diff changeset
745 static PyObject *
13515
cd7abb4feb1b ANSI-fication, not really tested, but should (hopefully) compile
Peter Schneider-Kamp <nowonder@nowonder.de>
parents: 13256
diff changeset
746 bsdbtopen(PyObject *self, PyObject *args)
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
747 {
4979
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
748 char *file;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
749 char *flag = NULL;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
750 int flags = O_RDONLY;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
751 int mode = 0666;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
752 int cachesize = 0;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
753 int maxkeypage = 0;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
754 int minkeypage = 0;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
755 int btflags = 0;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
756 unsigned int psize = 0;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
757 int lorder = 0;
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
758
11882
dc65c5f6ad7c Massive patch by Skip Montanaro to add ":name" to as many
Guido van Rossum <guido@python.org>
parents: 11296
diff changeset
759 if (!PyArg_ParseTuple(args, "s|siiiiiii:btopen",
4979
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
760 &file, &flag, &mode,
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
761 &btflags, &cachesize, &maxkeypage, &minkeypage,
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
762 &psize, &lorder))
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
763 return NULL;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
764 if (flag != NULL) {
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
765 /* XXX need to pass O_EXCL, O_EXLOCK, O_NONBLOCK, O_SHLOCK */
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
766 if (flag[0] == 'r')
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
767 flags = O_RDONLY;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
768 else if (flag[0] == 'w')
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
769 flags = O_RDWR;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
770 else if (flag[0] == 'c')
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
771 flags = O_RDWR|O_CREAT;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
772 else if (flag[0] == 'n')
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
773 flags = O_RDWR|O_CREAT|O_TRUNC;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
774 else {
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
775 PyErr_SetString(BsddbError,
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
776 "Flag should begin with 'r', 'w', 'c' or 'n'");
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
777 return NULL;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
778 }
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
779 if (flag[1] == 'l') {
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
780 #if defined(O_EXLOCK) && defined(O_SHLOCK)
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
781 if (flag[0] == 'r')
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
782 flags |= O_SHLOCK;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
783 else
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
784 flags |= O_EXLOCK;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
785 #else
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
786 PyErr_SetString(BsddbError,
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
787 "locking not supported on this platform");
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
788 return NULL;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
789 #endif
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
790 }
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
791 }
4979
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
792 return newdbbtobject(file, flags, mode,
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
793 btflags, cachesize, maxkeypage, minkeypage,
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
794 psize, lorder);
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
795 }
3600
7c5711a6a475 Be more careful about default args.
Guido van Rossum <guido@python.org>
parents: 3034
diff changeset
796
3803
2eaa00860edc Converted to new style names by Skip Montanaro
Guido van Rossum <guido@python.org>
parents: 3600
diff changeset
797 static PyObject *
13515
cd7abb4feb1b ANSI-fication, not really tested, but should (hopefully) compile
Peter Schneider-Kamp <nowonder@nowonder.de>
parents: 13256
diff changeset
798 bsdrnopen(PyObject *self, PyObject *args)
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
799 {
4979
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
800 char *file;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
801 char *flag = NULL;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
802 int flags = O_RDONLY;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
803 int mode = 0666;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
804 int cachesize = 0;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
805 int rnflags = 0;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
806 unsigned int psize = 0;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
807 int lorder = 0;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
808 size_t reclen = 0;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
809 char *bval = "";
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
810 char *bfname = NULL;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
811
11882
dc65c5f6ad7c Massive patch by Skip Montanaro to add ":name" to as many
Guido van Rossum <guido@python.org>
parents: 11296
diff changeset
812 if (!PyArg_ParseTuple(args, "s|siiiiiiss:rnopen",
4979
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
813 &file, &flag, &mode,
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
814 &rnflags, &cachesize, &psize, &lorder,
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
815 &reclen, &bval, &bfname))
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
816 return NULL;
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
817
4979
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
818 if (flag != NULL) {
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
819 /* XXX need to pass O_EXCL, O_EXLOCK, O_NONBLOCK, O_SHLOCK */
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
820 if (flag[0] == 'r')
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
821 flags = O_RDONLY;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
822 else if (flag[0] == 'w')
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
823 flags = O_RDWR;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
824 else if (flag[0] == 'c')
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
825 flags = O_RDWR|O_CREAT;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
826 else if (flag[0] == 'n')
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
827 flags = O_RDWR|O_CREAT|O_TRUNC;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
828 else {
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
829 PyErr_SetString(BsddbError,
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
830 "Flag should begin with 'r', 'w', 'c' or 'n'");
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
831 return NULL;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
832 }
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
833 if (flag[1] == 'l') {
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
834 #if defined(O_EXLOCK) && defined(O_SHLOCK)
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
835 if (flag[0] == 'r')
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
836 flags |= O_SHLOCK;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
837 else
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
838 flags |= O_EXLOCK;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
839 #else
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
840 PyErr_SetString(BsddbError,
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
841 "locking not supported on this platform");
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
842 return NULL;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
843 #endif
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
844 }
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
845 else if (flag[1] != '\0') {
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
846 PyErr_SetString(BsddbError,
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
847 "Flag char 2 should be 'l' or absent");
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
848 return NULL;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
849 }
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
850 }
4979
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
851 return newdbrnobject(file, flags, mode, rnflags, cachesize,
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
852 psize, lorder, reclen, bval[0], bfname);
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
853 }
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
854
3803
2eaa00860edc Converted to new style names by Skip Montanaro
Guido van Rossum <guido@python.org>
parents: 3600
diff changeset
855 static PyMethodDef bsddbmodule_methods[] = {
4979
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
856 {"hashopen", (PyCFunction)bsdhashopen, 1},
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
857 {"btopen", (PyCFunction)bsdbtopen, 1},
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
858 {"rnopen", (PyCFunction)bsdrnopen, 1},
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
859 {0, 0},
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
860 };
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
861
9588
38023a425e48 Add DL_EXPORT() to all modules that could possibly be used
Guido van Rossum <guido@python.org>
parents: 9203
diff changeset
862 DL_EXPORT(void)
13690
c09c0171474f ANSIfy some more forward declarations.
Thomas Wouters <thomas@python.org>
parents: 13515
diff changeset
863 initbsddb(void) {
4979
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
864 PyObject *m, *d;
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
865
4979
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
866 Bsddbtype.ob_type = &PyType_Type;
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
867 m = Py_InitModule("bsddb", bsddbmodule_methods);
b864b414c457 Already renamed. Indented.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4597
diff changeset
868 d = PyModule_GetDict(m);
6367
2c29b8982643 Apply two changes, systematically:
Guido van Rossum <guido@python.org>
parents: 5828
diff changeset
869 BsddbError = PyErr_NewException("bsddb.error", NULL, NULL);
2c29b8982643 Apply two changes, systematically:
Guido van Rossum <guido@python.org>
parents: 5828
diff changeset
870 if (BsddbError != NULL)
2c29b8982643 Apply two changes, systematically:
Guido van Rossum <guido@python.org>
parents: 5828
diff changeset
871 PyDict_SetItemString(d, "error", BsddbError);
3034
b838d2b95201 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
872 }