diff -r 87e863f6f840 -r 3903521a36da engine/sqlite/src/legacy.cpp --- a/engine/sqlite/src/legacy.cpp Wed May 26 10:44:32 2010 +0100 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,134 +0,0 @@ -/* -** 2001 September 15 -** -** The author disclaims copyright to this source code. In place of -** a legal notice, here is a blessing: -** -** May you do good and not evil. -** May you find forgiveness for yourself and forgive others. -** May you share freely, never taking more than you give. -** -************************************************************************* -** Main file for the SQLite library. The routines in this file -** implement the programmer interface to the library. Routines in -** other files are for internal use by SQLite and should not be -** accessed by users of the library. -** -** $Id: legacy.cpp 1282 2008-11-13 09:31:33Z LarsPson $ -*/ - -#include "sqliteInt.h" -#include - -/* -** Execute SQL code. Return one of the SQLITE_ success/failure -** codes. Also write an error message into memory obtained from -** malloc() and make *pzErrMsg point to that message. -** -** If the SQL is a query, then for each row in the query result -** the xCallback() function is called. pArg becomes the first -** argument to xCallback(). If xCallback=NULL then no callback -** is invoked, even for queries. -*/ -EXPORT_C int sqlite3_exec( - sqlite3 *db, /* The database on which the SQL executes */ - const char *zSql, /* The SQL to be executed */ - sqlite3_callback xCallback, /* Invoke this callback routine */ - void *pArg, /* First argument to xCallback() */ - char **pzErrMsg /* Write error messages here */ -){ - int rc = SQLITE_OK; - const char *zLeftover; - sqlite3_stmt *pStmt = 0; - char **azCols = 0; - - int nRetry = 0; - int nCallback; - - if( zSql==0 ) return SQLITE_OK; - - sqlite3_mutex_enter(db->mutex); - while( (rc==SQLITE_OK || (rc==SQLITE_SCHEMA && (++nRetry)<2)) && zSql[0] ){ - int nCol; - char **azVals = 0; - - pStmt = 0; - rc = sqlite3_prepare(db, zSql, -1, &pStmt, &zLeftover); - assert( rc==SQLITE_OK || pStmt==0 ); - if( rc!=SQLITE_OK ){ - continue; - } - if( !pStmt ){ - /* this happens for a comment or white-space */ - zSql = zLeftover; - continue; - } - - nCallback = 0; - - nCol = sqlite3_column_count(pStmt); - azCols = (char**)sqlite3DbMallocZero(db, 2*nCol*sizeof(const char *) + 1); - if( azCols==0 ){ - goto exec_out; - } - - while( 1 ){ - int i; - rc = sqlite3_step(pStmt); - - /* Invoke the callback function if required */ - if( xCallback && (SQLITE_ROW==rc || - (SQLITE_DONE==rc && !nCallback && db->flags&SQLITE_NullCallback)) ){ - if( 0==nCallback ){ - for(i=0; ierrMask)==rc ); - sqlite3_mutex_leave(db->mutex); - return rc; -}