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Automatically deallocate thread-specific data when it is no longer

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being used.  Ticket #1601.  Also implemented the suggestion of
ticket #1603. Memory management is now off by default at compile-time.
The sqlite3_enable_memory_management() API has been removed. (CVS 2919)

FossilOrigin-Name: 5d9c6aa964305c3f36741ff0058da5b5f3ce0d24
This commit is contained in:
drh
2006-01-11 21:41:20 +00:00
parent 0203bde908
commit 6f7adc8a80
31 changed files with 334 additions and 299 deletions
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8
src/where.c
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@@ -16,7 +16,7 @@
** so is applicable. Because this module is responsible for selecting
** indices, you might also think of this module as the "query optimizer".
**
** $Id: where.c,v 1.193 2006/01/10 17:58:23 danielk1977 Exp $
** $Id: where.c,v 1.194 2006/01/11 21:41:22 drh Exp $
*/
#include "sqliteInt.h"
@@ -567,7 +567,7 @@ static void exprAnalyze(
int nPattern;
int isComplete;
if( sqlite3ThreadData()->mallocFailed ) return;
if( sqlite3ThreadDataReadOnly()->mallocFailed ) return;
prereqLeft = exprTableUsage(pMaskSet, pExpr->pLeft);
if( pExpr->op==TK_IN ){
assert( pExpr->pRight==0 );
@@ -1438,7 +1438,7 @@ WhereInfo *sqlite3WhereBegin(
** return value.
*/
pWInfo = sqliteMalloc( sizeof(WhereInfo) + pTabList->nSrc*sizeof(WhereLevel));
if( sqlite3ThreadData()->mallocFailed ){
if( sqlite3ThreadDataReadOnly()->mallocFailed ){
goto whereBeginNoMem;
}
pWInfo->pParse = pParse;
@@ -1462,7 +1462,7 @@ WhereInfo *sqlite3WhereBegin(
createMask(&maskSet, pTabList->a[i].iCursor);
}
exprAnalyzeAll(pTabList, &maskSet, &wc);
if( sqlite3ThreadData()->mallocFailed ){
if( sqlite3ThreadDataReadOnly()->mallocFailed ){
goto whereBeginNoMem;
}