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/* util.c - various utility functions
*
* Copyright (C) 2005-2007 Gerhard Hring <gh@ghaering.de>
*
* This file is part of pysqlite.
*
* This software is provided 'as-is', without any express or implied
* warranty. In no event will the authors be held liable for any damages
* arising from the use of this software.
*
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software
* in a product, an acknowledgment in the product documentation would be
* appreciated but is not required.
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
* 3. This notice may not be removed or altered from any source distribution.
*/
#include "module.h"
#include "connection.h"
int pysqlite_step(sqlite3_stmt* statement, pysqlite_Connection* connection)
{
int rc;
if (statement == NULL) {
/* this is a workaround for SQLite 3.5 and later. it now apparently
* returns NULL for "no-operation" statements */
rc = SQLITE_OK;
} else {
Py_BEGIN_ALLOW_THREADS
rc = sqlite3_step(statement);
Py_END_ALLOW_THREADS
}
return rc;
}
/**
* Checks the SQLite error code and sets the appropriate DB-API exception.
* Returns the error code (0 means no error occurred).
*/
int _pysqlite_seterror(sqlite3* db, sqlite3_stmt* st)
{
int errorcode;
/* SQLite often doesn't report anything useful, unless you reset the statement first */
if (st != NULL) {
(void)sqlite3_reset(st);
}
errorcode = sqlite3_errcode(db);
switch (errorcode)
{
case SQLITE_OK:
PyErr_Clear();
break;
case SQLITE_INTERNAL:
case SQLITE_NOTFOUND:
PyErr_SetString(pysqlite_InternalError, sqlite3_errmsg(db));
break;
case SQLITE_NOMEM:
(void)PyErr_NoMemory();
break;
case SQLITE_ERROR:
case SQLITE_PERM:
case SQLITE_ABORT:
case SQLITE_BUSY:
case SQLITE_LOCKED:
case SQLITE_READONLY:
case SQLITE_INTERRUPT:
case SQLITE_IOERR:
case SQLITE_FULL:
case SQLITE_CANTOPEN:
case SQLITE_PROTOCOL:
case SQLITE_EMPTY:
case SQLITE_SCHEMA:
PyErr_SetString(pysqlite_OperationalError, sqlite3_errmsg(db));
break;
case SQLITE_CORRUPT:
PyErr_SetString(pysqlite_DatabaseError, sqlite3_errmsg(db));
break;
case SQLITE_TOOBIG:
PyErr_SetString(pysqlite_DataError, sqlite3_errmsg(db));
break;
case SQLITE_CONSTRAINT:
case SQLITE_MISMATCH:
PyErr_SetString(pysqlite_IntegrityError, sqlite3_errmsg(db));
break;
case SQLITE_MISUSE:
PyErr_SetString(pysqlite_ProgrammingError, sqlite3_errmsg(db));
break;
default:
PyErr_SetString(pysqlite_DatabaseError, sqlite3_errmsg(db));
break;
}
return errorcode;
}