contrib/sqlite3/sqlite3.c

64237 ** Locks are added (or upgraded from READ_LOCK to WRITE_LOCK) when a cursor
64245   u8 eLock;             /* READ_LOCK or WRITE_LOCK */
64251 #define WRITE_LOCK    2
65122 **    assert( hasSharedCacheTableLock(pBtree, iRoot, 0, WRITE_LOCK) );
65139   int eLockType          /* Required lock type (READ_LOCK or WRITE_LOCK) */
65193      && (pLock->iTable==iTab || (pLock->eLock==WRITE_LOCK && pLock->iTable==1))
65240 ** (READ_LOCK or WRITE_LOCK) on the table with root-page iTab. Return
65249   assert( eLock==READ_LOCK || eLock==WRITE_LOCK );
65251   assert( !(p->db->flags&SQLITE_ReadUncommit)||eLock==WRITE_LOCK||iTab==1 );
65277     **   (eLock==WRITE_LOCK || pIter->eLock==WRITE_LOCK)
65279     ** since we know that if eLock==WRITE_LOCK, then no other connection
65280     ** may hold a WRITE_LOCK on any table in this file (since there can
65283     assert( pIter->eLock==READ_LOCK || pIter->eLock==WRITE_LOCK );
65287       if( eLock==WRITE_LOCK ){
65302 ** WRITE_LOCK.
65322   assert( eLock==READ_LOCK || eLock==WRITE_LOCK );
65329   assert( 0==(p->db->flags&SQLITE_ReadUncommit) || eLock==WRITE_LOCK );
65362   assert( WRITE_LOCK>READ_LOCK );
75540     assert( READ_LOCK+1==WRITE_LOCK );