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Modify the interface to the blocking wal-checkpoint functionality.

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FossilOrigin-Name: 72787c010c8944e8fcf9c98aa4482f129142d8e9
This commit is contained in:
dan
2010-11-18 12:11:05 +00:00
parent a58f26f93f
commit cdc1f049bf
14 changed files with 236 additions and 93 deletions
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11
src/btree.c
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@@ -7936,14 +7936,9 @@ int sqlite3BtreeIsInTrans(Btree *p){
** Return SQLITE_LOCKED if this or any other connection has an open
** transaction on the shared-cache the argument Btree is connected to.
**
** If parameter bBlock is true, then the layers below invoke the
** busy-handler callback while waiting for readers to release locks so
** that the entire WAL can be checkpointed. If it is false, then as
** much as possible of the WAL is checkpointed without waiting for readers
** to finish. bBlock is true for "PRAGMA wal_blocking_checkpoint" and false
** for "PRAGMA wal_checkpoint".
** Parameter eMode is one of SQLITE_CHECKPOINT_PASSIVE, FULL or RESTART.
*/
int sqlite3BtreeCheckpoint(Btree *p, int bBlock){
int sqlite3BtreeCheckpoint(Btree *p, int eMode, int *pnLog, int *pnCkpt){
int rc = SQLITE_OK;
if( p ){
BtShared *pBt = p->pBt;
@@ -7951,7 +7946,7 @@ int sqlite3BtreeCheckpoint(Btree *p, int bBlock){
if( pBt->inTransaction!=TRANS_NONE ){
rc = SQLITE_LOCKED;
}else{
rc = sqlite3PagerCheckpoint(pBt->pPager, bBlock);
rc = sqlite3PagerCheckpoint(pBt->pPager, eMode, pnLog, pnCkpt);
}
sqlite3BtreeLeave(p);
}