Mercurial > cpython-lru_cache-weakref

annotate Modules/_sqlite/statement.c @ 46178:e06e08e8fdce

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Bring sqlite3 module up-to-date with what's now in 2.6. Almost. I intentionally left out the stuff about creating a connection object from a APSW connection.
author Gerhard Häring <gh@ghaering.de>
date Sat, 29 Mar 2008 00:45:29 +0000
parents 86a2679dca46
children 031dfe455585
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 /* statement.c - the statement type
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2 *
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3 * Copyright (C) 2005-2007 Gerhard Häring <gh@ghaering.de>
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4 *
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5 * This file is part of pysqlite.
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6 *
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7 * This software is provided 'as-is', without any express or implied
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8 * warranty. In no event will the authors be held liable for any damages
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9 * arising from the use of this software.
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10 *
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11 * Permission is granted to anyone to use this software for any purpose,
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12 * including commercial applications, and to alter it and redistribute it
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13 * freely, subject to the following restrictions:
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14 *
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15 * 1. The origin of this software must not be misrepresented; you must not
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16 * claim that you wrote the original software. If you use this software
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17 * in a product, an acknowledgment in the product documentation would be
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18 * appreciated but is not required.
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19 * 2. Altered source versions must be plainly marked as such, and must not be
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20 * misrepresented as being the original software.
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21 * 3. This notice may not be removed or altered from any source distribution.
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22 */
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23
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24 #include "statement.h"
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25 #include "cursor.h"
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26 #include "connection.h"
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27 #include "microprotocols.h"
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28 #include "prepare_protocol.h"
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29 #include "sqlitecompat.h"
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30
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31 /* prototypes */
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32 static int pysqlite_check_remaining_sql(const char* tail);
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33
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34 typedef enum {
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35 LINECOMMENT_1,
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36 IN_LINECOMMENT,
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37 COMMENTSTART_1,
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38 IN_COMMENT,
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39 COMMENTEND_1,
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40 NORMAL
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41 } parse_remaining_sql_state;
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42
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43 typedef enum {
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44 TYPE_LONG,
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45 TYPE_FLOAT,
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46 TYPE_STRING,
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47 TYPE_UNICODE,
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48 TYPE_BUFFER,
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49 TYPE_UNKNOWN
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50 } parameter_type;
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51
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52 int pysqlite_statement_create(pysqlite_Statement* self, pysqlite_Connection* connection, PyObject* sql)
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53 {
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54 const char* tail;
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55 int rc;
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56 const char* sql_cstr;
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57 Py_ssize_t sql_cstr_len;
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58
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59 self->st = NULL;
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60 self->in_use = 0;
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61
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62 sql_cstr = PyUnicode_AsStringAndSize(sql, &sql_cstr_len);
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63 if (sql_cstr == NULL) {
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64 rc = PYSQLITE_SQL_WRONG_TYPE;
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65 return rc;
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66 }
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67
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68 self->in_weakreflist = NULL;
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69 Py_INCREF(sql);
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70 self->sql = sql;
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71
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72 rc = sqlite3_prepare(connection->db,
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73 sql_cstr,
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74 -1,
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75 &self->st,
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76 &tail);
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77
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78 self->db = connection->db;
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79
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80 if (rc == SQLITE_OK && pysqlite_check_remaining_sql(tail)) {
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81 (void)sqlite3_finalize(self->st);
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82 self->st = NULL;
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83 rc = PYSQLITE_TOO_MUCH_SQL;
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84 }
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85
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86 return rc;
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87 }
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88
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89 int pysqlite_statement_bind_parameter(pysqlite_Statement* self, int pos, PyObject* parameter, int allow_8bit_chars)
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90 {
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91 int rc = SQLITE_OK;
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92 long longval;
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93 #ifdef HAVE_LONG_LONG
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94 PY_LONG_LONG longlongval;
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95 #endif
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96 const char* buffer;
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97 char* string;
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98 Py_ssize_t buflen;
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99 parameter_type paramtype;
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100 char* c;
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101
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102 if (parameter == Py_None) {
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103 rc = sqlite3_bind_null(self->st, pos);
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104 goto final;
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105 }
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106
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107 if (PyLong_CheckExact(parameter)) {
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108 paramtype = TYPE_LONG;
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109 } else if (PyFloat_CheckExact(parameter)) {
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110 paramtype = TYPE_FLOAT;
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111 } else if (PyUnicode_CheckExact(parameter)) {
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112 paramtype = TYPE_UNICODE;
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113 } else if (PyLong_Check(parameter)) {
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114 paramtype = TYPE_LONG;
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115 } else if (PyFloat_Check(parameter)) {
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116 paramtype = TYPE_FLOAT;
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117 } else if (PyUnicode_Check(parameter)) {
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118 paramtype = TYPE_STRING;
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119 } else if (PyObject_CheckBuffer(parameter)) {
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120 paramtype = TYPE_BUFFER;
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121 } else {
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122 paramtype = TYPE_UNKNOWN;
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123 }
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124
46178
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125 if (paramtype == TYPE_STRING && !allow_8bit_chars) {
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126 string = PyString_AS_STRING(parameter);
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127 for (c = string; *c != 0; c++) {
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128 if (*c & 0x80) {
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129 PyErr_SetString(pysqlite_ProgrammingError, "You must not use 8-bit bytestrings unless you use a text_factory that can interpret 8-bit bytestrings (like text_factory = str). It is highly recommended that you instead just switch your application to Unicode strings.");
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130 rc = -1;
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131 goto final;
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132 }
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133 }
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134 }
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135
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diff changeset
136 switch (paramtype) {
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137 case TYPE_LONG:
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138 /* in the overflow error case, longval/longlongval is -1, and an exception is set */
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139 #ifdef HAVE_LONG_LONG
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140 longlongval = PyLong_AsLongLong(parameter);
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141 rc = sqlite3_bind_int64(self->st, pos, (sqlite_int64)longlongval);
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142 #else
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143 rc = sqlite3_bind_int64(self->st, pos, (sqlite_int64)longval);
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144 #endif
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145 break;
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146 case TYPE_FLOAT:
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147 rc = sqlite3_bind_double(self->st, pos, PyFloat_AsDouble(parameter));
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148 break;
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149 case TYPE_UNICODE:
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150 string = PyUnicode_AsString(parameter);
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151 rc = sqlite3_bind_text(self->st, pos, string, -1, SQLITE_TRANSIENT);
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152 break;
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153 case TYPE_BUFFER:
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154 if (PyObject_AsCharBuffer(parameter, &buffer, &buflen) == 0) {
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155 rc = sqlite3_bind_blob(self->st, pos, buffer, buflen, SQLITE_TRANSIENT);
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156 } else {
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157 PyErr_SetString(PyExc_ValueError, "could not convert BLOB to buffer");
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158 rc = -1;
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159 }
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160 break;
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161 case TYPE_UNKNOWN:
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162 rc = -1;
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163 }
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164
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165 final:
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166 return rc;
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167 }
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168
46178
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169 /* returns 0 if the object is one of Python's internal ones that don't need to be adapted */
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170 static int _need_adapt(PyObject* obj)
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171 {
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172 if (pysqlite_BaseTypeAdapted) {
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173 return 1;
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174 }
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175
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176 if (PyLong_CheckExact(obj) || PyFloat_CheckExact(obj)
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177 || PyUnicode_CheckExact(obj) || PyBytes_CheckExact(obj)) {
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178 return 0;
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179 } else {
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180 return 1;
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181 }
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diff changeset
182 }
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diff changeset
183
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184 void pysqlite_statement_bind_parameters(pysqlite_Statement* self, PyObject* parameters, int allow_8bit_chars)
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185 {
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186 PyObject* current_param;
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187 PyObject* adapted;
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188 const char* binding_name;
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189 int i;
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190 int rc;
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191 int num_params_needed;
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192 int num_params;
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193
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194 Py_BEGIN_ALLOW_THREADS
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195 num_params_needed = sqlite3_bind_parameter_count(self->st);
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196 Py_END_ALLOW_THREADS
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197
46178
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198 if (PyTuple_CheckExact(parameters) || PyList_CheckExact(parameters) || (!PyDict_Check(parameters) && PySequence_Check(parameters))) {
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199 /* parameters passed as sequence */
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diff changeset
200 if (PyTuple_CheckExact(parameters)) {
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diff changeset
201 num_params = PyTuple_GET_SIZE(parameters);
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diff changeset
202 } else if (PyList_CheckExact(parameters)) {
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203 num_params = PyList_GET_SIZE(parameters);
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diff changeset
204 } else {
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205 num_params = PySequence_Size(parameters);
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diff changeset
206 }
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diff changeset
207 if (num_params != num_params_needed) {
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diff changeset
208 PyErr_Format(pysqlite_ProgrammingError, "Incorrect number of bindings supplied. The current statement uses %d, and there are %d supplied.",
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diff changeset
209 num_params_needed, num_params);
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diff changeset
210 return;
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diff changeset
211 }
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diff changeset
212 for (i = 0; i < num_params; i++) {
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diff changeset
213 if (PyTuple_CheckExact(parameters)) {
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diff changeset
214 current_param = PyTuple_GET_ITEM(parameters, i);
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diff changeset
215 Py_XINCREF(current_param);
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diff changeset
216 } else if (PyList_CheckExact(parameters)) {
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diff changeset
217 current_param = PyList_GET_ITEM(parameters, i);
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diff changeset
218 Py_XINCREF(current_param);
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diff changeset
219 } else {
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diff changeset
220 current_param = PySequence_GetItem(parameters, i);
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diff changeset
221 }
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diff changeset
222 if (!current_param) {
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diff changeset
223 return;
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diff changeset
224 }
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diff changeset
225
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diff changeset
226 if (!_need_adapt(current_param)) {
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diff changeset
227 adapted = current_param;
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diff changeset
228 } else {
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diff changeset
229 adapted = microprotocols_adapt(current_param, (PyObject*)&pysqlite_PrepareProtocolType, NULL);
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diff changeset
230 if (adapted) {
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diff changeset
231 Py_DECREF(current_param);
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diff changeset
232 } else {
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diff changeset
233 PyErr_Clear();
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diff changeset
234 adapted = current_param;
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diff changeset
235 }
e06e08e8fdce Bring sqlite3 module up-to-date with what's now in 2.6. Almost. I intentionally
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diff changeset
236 }
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diff changeset
237
e06e08e8fdce Bring sqlite3 module up-to-date with what's now in 2.6. Almost. I intentionally
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238 rc = pysqlite_statement_bind_parameter(self, i + 1, adapted, allow_8bit_chars);
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239 Py_DECREF(adapted);
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240
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241 if (rc != SQLITE_OK) {
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242 if (!PyErr_Occurred()) {
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243 PyErr_Format(pysqlite_InterfaceError, "Error binding parameter %d - probably unsupported type.", i);
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244 }
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245 return;
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246 }
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247 }
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248 } else if (PyDict_Check(parameters)) {
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249 /* parameters passed as dictionary */
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250 for (i = 1; i <= num_params_needed; i++) {
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251 Py_BEGIN_ALLOW_THREADS
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252 binding_name = sqlite3_bind_parameter_name(self->st, i);
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253 Py_END_ALLOW_THREADS
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254 if (!binding_name) {
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255 PyErr_Format(pysqlite_ProgrammingError, "Binding %d has no name, but you supplied a dictionary (which has only names).", i);
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256 return;
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257 }
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258
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259 binding_name++; /* skip first char (the colon) */
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260 if (PyDict_CheckExact(parameters)) {
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261 current_param = PyDict_GetItemString(parameters, binding_name);
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262 Py_XINCREF(current_param);
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263 } else {
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264 current_param = PyMapping_GetItemString(parameters, (char*)binding_name);
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265 }
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266 if (!current_param) {
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267 PyErr_Format(pysqlite_ProgrammingError, "You did not supply a value for binding %d.", i);
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268 return;
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269 }
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270
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271 if (!_need_adapt(current_param)) {
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272 adapted = current_param;
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273 } else {
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274 adapted = microprotocols_adapt(current_param, (PyObject*)&pysqlite_PrepareProtocolType, NULL);
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275 if (adapted) {
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276 Py_DECREF(current_param);
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277 } else {
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278 PyErr_Clear();
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279 adapted = current_param;
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280 }
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281 }
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282
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283 rc = pysqlite_statement_bind_parameter(self, i, adapted, allow_8bit_chars);
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284 Py_DECREF(adapted);
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285
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286 if (rc != SQLITE_OK) {
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287 if (!PyErr_Occurred()) {
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288 PyErr_Format(pysqlite_InterfaceError, "Error binding parameter :%s - probably unsupported type.", binding_name);
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289 }
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290 return;
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291 }
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292 }
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293 } else {
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294 PyErr_SetString(PyExc_ValueError, "parameters are of unsupported type");
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295 }
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296 }
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297
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298 int pysqlite_statement_recompile(pysqlite_Statement* self, PyObject* params)
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299 {
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300 const char* tail;
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301 int rc;
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302 const char* sql_cstr;
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303 Py_ssize_t sql_len;
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304 sqlite3_stmt* new_st;
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305
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306 sql_cstr = PyUnicode_AsStringAndSize(self->sql, &sql_len);
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307 if (sql_cstr == NULL) {
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308 rc = PYSQLITE_SQL_WRONG_TYPE;
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309 return rc;
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310 }
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311
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312 rc = sqlite3_prepare(self->db,
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313 sql_cstr,
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314 -1,
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315 &new_st,
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316 &tail);
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317
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318 if (rc == SQLITE_OK) {
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319 /* The efficient sqlite3_transfer_bindings is only available in SQLite
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320 * version 3.2.2 or later. For older SQLite releases, that might not
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321 * even define SQLITE_VERSION_NUMBER, we do it the manual way.
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322 */
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323 #ifdef SQLITE_VERSION_NUMBER
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324 #if SQLITE_VERSION_NUMBER >= 3002002
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325 /* The check for the number of parameters is necessary to not trigger a
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326 * bug in certain SQLite versions (experienced in 3.2.8 and 3.3.4). */
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327 if (sqlite3_bind_parameter_count(self->st) > 0) {
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328 (void)sqlite3_transfer_bindings(self->st, new_st);
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329 }
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330 #endif
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331 #else
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332 statement_bind_parameters(self, params);
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333 #endif
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334
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335 (void)sqlite3_finalize(self->st);
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336 self->st = new_st;
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337 }
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338
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339 return rc;
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340 }
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341
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342 int pysqlite_statement_finalize(pysqlite_Statement* self)
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343 {
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344 int rc;
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345
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346 rc = SQLITE_OK;
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347 if (self->st) {
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348 Py_BEGIN_ALLOW_THREADS
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349 rc = sqlite3_finalize(self->st);
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350 Py_END_ALLOW_THREADS
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351 self->st = NULL;
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352 }
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353
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354 self->in_use = 0;
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355
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356 return rc;
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357 }
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358
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359 int pysqlite_statement_reset(pysqlite_Statement* self)
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360 {
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361 int rc;
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362
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
363 rc = SQLITE_OK;
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
364
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
365 if (self->in_use && self->st) {
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
366 Py_BEGIN_ALLOW_THREADS
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
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parents:
diff changeset
367 rc = sqlite3_reset(self->st);
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
368 Py_END_ALLOW_THREADS
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
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parents:
diff changeset
369
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
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parents:
diff changeset
370 if (rc == SQLITE_OK) {
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
371 self->in_use = 0;
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
372 }
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
373 }
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
374
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
375 return rc;
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
376 }
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
377
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Thomas Wouters <thomas@python.org>
parents: 40641
diff changeset
378 void pysqlite_statement_mark_dirty(pysqlite_Statement* self)
37879
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
379 {
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
380 self->in_use = 1;
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
381 }
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parents:
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382
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parents: 40641
diff changeset
383 void pysqlite_statement_dealloc(pysqlite_Statement* self)
37879
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Thomas Wouters <thomas@python.org>
parents:
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384 {
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Thomas Wouters <thomas@python.org>
parents:
diff changeset
385 int rc;
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parents:
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386
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
387 if (self->st) {
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parents:
diff changeset
388 Py_BEGIN_ALLOW_THREADS
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389 rc = sqlite3_finalize(self->st);
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390 Py_END_ALLOW_THREADS
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391 }
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parents:
diff changeset
392
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
393 self->st = NULL;
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parents:
diff changeset
394
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diff changeset
395 Py_XDECREF(self->sql);
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parents:
diff changeset
396
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
397 if (self->in_weakreflist != NULL) {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
398 PyObject_ClearWeakRefs((PyObject*)self);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
399 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
400
44351
86a2679dca46 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT.
Christian Heimes <christian@cheimes.de>
parents: 44291
diff changeset
401 Py_TYPE(self)->tp_free((PyObject*)self);
37879
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
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402 }
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
403
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
404 /*
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
405 * Checks if there is anything left in an SQL string after SQLite compiled it.
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parents:
diff changeset
406 * This is used to check if somebody tried to execute more than one SQL command
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
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parents:
diff changeset
407 * with one execute()/executemany() command, which the DB-API and we don't
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
408 * allow.
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Thomas Wouters <thomas@python.org>
parents:
diff changeset
409 *
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parents:
diff changeset
410 * Returns 1 if there is more left than should be. 0 if ok.
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Thomas Wouters <thomas@python.org>
parents:
diff changeset
411 */
40643
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diff changeset
412 static int pysqlite_check_remaining_sql(const char* tail)
37879
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
413 {
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
414 const char* pos = tail;
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
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parents:
diff changeset
415
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
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diff changeset
416 parse_remaining_sql_state state = NORMAL;
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
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parents:
diff changeset
417
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
418 for (;;) {
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
419 switch (*pos) {
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
420 case 0:
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
421 return 0;
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Thomas Wouters <thomas@python.org>
parents:
diff changeset
422 case '-':
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
423 if (state == NORMAL) {
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
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parents:
diff changeset
424 state = LINECOMMENT_1;
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
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parents:
diff changeset
425 } else if (state == LINECOMMENT_1) {
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
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parents:
diff changeset
426 state = IN_LINECOMMENT;
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
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parents:
diff changeset
427 }
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
428 break;
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
429 case ' ':
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
430 case '\t':
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
431 break;
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
432 case '\n':
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
433 case 13:
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
434 if (state == IN_LINECOMMENT) {
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
435 state = NORMAL;
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
436 }
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
437 break;
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
438 case '/':
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
439 if (state == NORMAL) {
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
440 state = COMMENTSTART_1;
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
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parents:
diff changeset
441 } else if (state == COMMENTEND_1) {
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
442 state = NORMAL;
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
443 } else if (state == COMMENTSTART_1) {
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
444 return 1;
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
445 }
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
446 break;
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
447 case '*':
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
448 if (state == NORMAL) {
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
449 return 1;
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
450 } else if (state == LINECOMMENT_1) {
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
451 return 1;
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
452 } else if (state == COMMENTSTART_1) {
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
453 state = IN_COMMENT;
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
454 } else if (state == IN_COMMENT) {
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
455 state = COMMENTEND_1;
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
456 }
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
457 break;
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
458 default:
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
459 if (state == COMMENTEND_1) {
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
460 state = IN_COMMENT;
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
461 } else if (state == IN_LINECOMMENT) {
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
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parents:
diff changeset
462 } else if (state == IN_COMMENT) {
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
463 } else {
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
464 return 1;
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
465 }
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
466 }
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
467
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
468 pos++;
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
469 }
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
470
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
471 return 0;
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
472 }
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
473
40643
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Thomas Wouters <thomas@python.org>
parents: 40641
diff changeset
474 PyTypeObject pysqlite_StatementType = {
42334
e70cdce0e8b2 Merged revisions 56467-56482 via svnmerge from
Martin v. Löwis <martin@v.loewis.de>
parents: 41669
diff changeset
475 PyVarObject_HEAD_INIT(NULL, 0)
37879
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
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parents:
diff changeset
476 MODULE_NAME ".Statement", /* tp_name */
40643
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Thomas Wouters <thomas@python.org>
parents: 40641
diff changeset
477 sizeof(pysqlite_Statement), /* tp_basicsize */
37879
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
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parents:
diff changeset
478 0, /* tp_itemsize */
40643
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parents: 40641
diff changeset
479 (destructor)pysqlite_statement_dealloc, /* tp_dealloc */
37879
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
480 0, /* tp_print */
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
481 0, /* tp_getattr */
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
482 0, /* tp_setattr */
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
483 0, /* tp_compare */
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
484 0, /* tp_repr */
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
485 0, /* tp_as_number */
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
486 0, /* tp_as_sequence */
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
487 0, /* tp_as_mapping */
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
488 0, /* tp_hash */
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
489 0, /* tp_call */
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
diff changeset
490 0, /* tp_str */
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents:
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491 0, /* tp_getattro */
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492 0, /* tp_setattro */
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493 0, /* tp_as_buffer */
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494 Py_TPFLAGS_DEFAULT, /* tp_flags */
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495 0, /* tp_doc */
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496 0, /* tp_traverse */
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497 0, /* tp_clear */
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498 0, /* tp_richcompare */
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499 offsetof(pysqlite_Statement, in_weakreflist), /* tp_weaklistoffset */
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500 0, /* tp_iter */
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501 0, /* tp_iternext */
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502 0, /* tp_methods */
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503 0, /* tp_members */
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504 0, /* tp_getset */
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505 0, /* tp_base */
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506 0, /* tp_dict */
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507 0, /* tp_descr_get */
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508 0, /* tp_descr_set */
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509 0, /* tp_dictoffset */
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510 (initproc)0, /* tp_init */
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511 0, /* tp_alloc */
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512 0, /* tp_new */
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513 0 /* tp_free */
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514 };
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515
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516 extern int pysqlite_statement_setup_types(void)
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517 {
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518 pysqlite_StatementType.tp_new = PyType_GenericNew;
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519 return PyType_Ready(&pysqlite_StatementType);
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520 }