67 static int superlockIsWal(Superlock *pLock){  in superlockIsWal()  argument
71   rc = sqlite3_prepare(pLock->db, "PRAGMA main.journal_mode", -1, &pStmt, 0);  in superlockIsWal()
74   pLock->bWal = 0;  in superlockIsWal()
78       pLock->bWal = 1;  in superlockIsWal()
151 void sqlite3demo_superunlock(void *pLock){  in sqlite3demo_superunlock()  argument
152   Superlock *p = (Superlock *)pLock;  in sqlite3demo_superunlock()
191   Superlock *pLock;  in sqlite3demo_superlock()  local
193   pLock = sqlite3_malloc(sizeof(Superlock));  in sqlite3demo_superlock()
194   if( !pLock ) return SQLITE_NOMEM;  in sqlite3demo_superlock()
195   memset(pLock, 0, sizeof(Superlock));  in sqlite3demo_superlock()
199       zPath, &pLock->db, SQLITE_OPEN_READWRITE|SQLITE_OPEN_CREATE, zVfs  in sqlite3demo_superlock()
218     sqlite3_busy_handler(pLock->db, superlockBusyHandler, (void *)&busy);  in sqlite3demo_superlock()
219     rc = sqlite3_exec(pLock->db, "BEGIN EXCLUSIVE", 0, 0, 0);  in sqlite3demo_superlock()
232     if( SQLITE_OK==(rc = superlockIsWal(pLock)) && pLock->bWal ){  in sqlite3demo_superlock()
233       rc = sqlite3_exec(pLock->db, "COMMIT", 0, 0, 0);  in sqlite3demo_superlock()
235         rc = superlockWalLock(pLock->db, &busy);  in sqlite3demo_superlock()
241     sqlite3demo_superunlock(pLock);  in sqlite3demo_superlock()
244     *ppLock = pLock;  in sqlite3demo_superlock()
316   void *pLock;                    /* Lock context */  in superlock_cmd()  local
341   rc = sqlite3demo_superlock(zPath, zVfs, xBusy, &busy, &pLock);  in superlock_cmd()
342   assert( rc==SQLITE_OK || pLock==0 );  in superlock_cmd()
343   assert( rc!=SQLITE_OK || pLock!=0 );  in superlock_cmd()
353       interp, Tcl_GetString(objv[1]), superunlock_cmd, pLock, superunlock_del  in superlock_cmd()