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Code optimizations to help the library run faster. (CVS 808)

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FossilOrigin-Name: db745e87dc26cf1a35cdcec18f4b659742e14120
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drh
2003-01-02 14:43:55 +00:00
parent 7b39686749
commit 8c1238aebd
9 changed files with 110 additions and 101 deletions
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5
src/pager.c
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@@ -18,7 +18,7 @@
** file simultaneously, or one process from reading the database while
** another is writing.
**
** @(#) $Id: pager.c,v 1.62 2002/12/28 01:06:30 drh Exp $
** @(#) $Id: pager.c,v 1.63 2003/01/02 14:43:57 drh Exp $
*/
#include "os.h" /* Must be first to enable large file support */
#include "sqliteInt.h"
@@ -962,13 +962,14 @@ int sqlitepager_get(Pager *pPager, Pgno pgno, void **ppPage){
pPager->nMiss++;
if( pPager->nPage<pPager->mxPage || pPager->pFirst==0 ){
/* Create a new page */
pPg = sqliteMalloc( sizeof(*pPg) + SQLITE_PAGE_SIZE + pPager->nExtra );
pPg = sqliteMallocRaw( sizeof(*pPg) + SQLITE_PAGE_SIZE + pPager->nExtra );
if( pPg==0 ){
*ppPage = 0;
pager_unwritelock(pPager);
pPager->errMask |= PAGER_ERR_MEM;
return SQLITE_NOMEM;
}
memset(pPg, 0, sizeof(*pPg));
pPg->pPager = pPager;
pPg->pNextAll = pPager->pAll;
if( pPager->pAll ){