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Add some further tests and a bugfix for the atomic-write optimization. (CVS 4276)

FossilOrigin-Name: 5f0fb894f44069c4aa9b8dba62b4d8a262c991de
This commit is contained in:
danielk1977
2007-08-23 11:07:10 +00:00
parent 2ca0f86354
commit f8940aefb6
7 changed files with 190 additions and 16 deletions

View File

@@ -18,7 +18,7 @@
** file simultaneously, or one process from reading the database while
** another is writing.
**
** @(#) $Id: pager.c,v 1.368 2007/08/22 22:04:37 drh Exp $
** @(#) $Id: pager.c,v 1.369 2007/08/23 11:07:10 danielk1977 Exp $
*/
#ifndef SQLITE_OMIT_DISKIO
#include "sqliteInt.h"
@@ -634,7 +634,7 @@ static int jrnlBufferSize(Pager *pPager){
assert(SQLITE_IOCAP_ATOMIC512==(512>>8));
assert(SQLITE_IOCAP_ATOMIC64K==(65536>>8));
if( !fd->pMethods || (dc&(SQLITE_IOCAP_ATOMIC|(nPage<<8))&&nSector<=nPage) ){
if( !fd->pMethods || (dc&(SQLITE_IOCAP_ATOMIC|(nPage>>8))&&nSector<=nPage) ){
return JOURNAL_HDR_SZ(pPager) + JOURNAL_PG_SZ(pPager);
}
return 0;