diff options
Diffstat (limited to 'src/btree.c')
| -rw-r--r-- | src/btree.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/src/btree.c b/src/btree.c index d87eb040f..2f8c6ed3d 100644 --- a/src/btree.c +++ b/src/btree.c @@ -9,7 +9,7 @@ ** May you share freely, never taking more than you give. ** ************************************************************************* -** $Id: btree.c,v 1.457 2008/05/07 19:11:03 danielk1977 Exp $ +** $Id: btree.c,v 1.458 2008/05/09 16:57:51 danielk1977 Exp $ ** ** This file implements a external (disk-based) database using BTrees. ** See the header comment on "btreeInt.h" for additional information. @@ -1644,6 +1644,7 @@ int sqlite3BtreeGetAutoVacuum(Btree *p){ static int lockBtree(BtShared *pBt){ int rc; MemPage *pPage1; + int nPage; assert( sqlite3_mutex_held(pBt->mutex) ); if( pBt->pPage1 ) return SQLITE_OK; @@ -1654,7 +1655,11 @@ static int lockBtree(BtShared *pBt){ ** a valid database file. */ rc = SQLITE_NOTADB; - if( sqlite3PagerPagecount(pBt->pPager)>0 ){ + nPage = sqlite3PagerPagecount(pBt->pPager); + if( nPage<0 ){ + rc = SQLITE_IOERR; + goto page1_init_failed; + }else if( nPage>0 ){ int pageSize; int usableSize; u8 *page1 = pPage1->aData; |