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Add SQLITE_FCNTL_BUSYHANDLER. Invoked to provide access to the busy-handler callback to custom VFS implementations.

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FossilOrigin-Name: 1262d2f471214a3417dd02159a7aa2355b18f789
This commit is contained in:
dan
2012-10-01 18:44:33 +00:00
parent 04b85bc609
commit 80bb6f8217
5 changed files with 31 additions and 11 deletions
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9
src/pager.c
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@@ -3476,9 +3476,16 @@ void sqlite3PagerSetBusyhandler(
Pager *pPager, /* Pager object */
int (*xBusyHandler)(void *), /* Pointer to busy-handler function */
void *pBusyHandlerArg /* Argument to pass to xBusyHandler */
){
){
pPager->xBusyHandler = xBusyHandler;
pPager->pBusyHandlerArg = pBusyHandlerArg;
if( isOpen(pPager->fd) ){
void **ap = &pPager->xBusyHandler;
assert( ((int(*)(void *))(ap[0]))==xBusyHandler );
assert( ap[1]==pBusyHandlerArg );
sqlite3OsFileControl(pPager->fd, SQLITE_FCNTL_BUSYHANDLER, (void *)ap);
}
}
/*