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int (*xHook)(void); /* Functions to call at db_end_transaction() */
int sequence; /* Call functions in sequence order */
} aHook[5];
static Stmt *pAllStmt = 0; /* List of all unfinalized statements */
/*
** This routine is called by the SQLite commit-hook mechanism
** just prior to each omit. All this routine does is verify
** just prior to each commit. All this routine does is verify
** that nBegin really is zero. That insures that transactions
** cannot commit by any means other than by calling db_end_transaction()
** below.
**
** This is just a safety and sanity check.
*/
static int db_verify_at_commit(void *notUsed){
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doRollback |= aHook[i].xHook();
}
db_multi_exec(doRollback ? "ROLLBACK" : "COMMIT");
doRollback = 0;
}
}
void db_force_rollback(void){
static int busy = 0;
if( busy ) return;
busy = 1;
undo_rollback();
if( nBegin ){
sqlite3_exec(g.db, "ROLLBACK", 0, 0, 0);
if( isNewRepo ){
db_close();
unlink(g.zRepositoryName);
}
}
nBegin = 0;
busy = 0;
}
/*
** Install a commit hook. Hooks are installed in sequence order.
** It is an error to install the same commit hook more than once.
**
** Each commit hook is called (in order of accending sequence) at
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