+++ /dev/null
-/*
- * Copyright (c) 2002, TransGaming Technologies Inc.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#include <precomp.h>
-
-
-typedef struct
-{
- BOOL bInit;
- CRITICAL_SECTION crit;
-} LOCKTABLEENTRY;
-
-static LOCKTABLEENTRY lock_table[ _TOTAL_LOCKS ];
-
-static __inline void msvcrt_mlock_set_entry_initialized( int locknum, BOOL initialized )
-{
- lock_table[ locknum ].bInit = initialized;
-}
-
-static __inline void msvcrt_initialize_mlock( int locknum )
-{
- InitializeCriticalSection( &(lock_table[ locknum ].crit) );
- msvcrt_mlock_set_entry_initialized( locknum, TRUE );
-}
-
-static __inline void msvcrt_uninitialize_mlock( int locknum )
-{
- DeleteCriticalSection( &(lock_table[ locknum ].crit) );
- msvcrt_mlock_set_entry_initialized( locknum, FALSE );
-}
-
-/**********************************************************************
- * msvcrt_init_mt_locks (internal)
- *
- * Initialize the table lock. All other locks will be initialized
- * upon first use.
- *
- */
-void msvcrt_init_mt_locks(void)
-{
- int i;
-
- TRACE( "initializing mtlocks\n" );
-
- /* Initialize the table */
- for( i=0; i < _TOTAL_LOCKS; i++ )
- {
- msvcrt_mlock_set_entry_initialized( i, FALSE );
- }
-
- /* Initialize our lock table lock */
- msvcrt_initialize_mlock( _LOCKTAB_LOCK );
-}
-
-/**********************************************************************
- * msvcrt_free_mt_locks (internal)
- *
- * Uninitialize all mt locks. Assume that neither _lock or _unlock will
- * be called once we're calling this routine (ie _LOCKTAB_LOCK can be deleted)
- *
- */
-void msvcrt_free_mt_locks(void)
-{
- int i;
-
- TRACE(": uninitializing all mtlocks\n" );
-
- /* Uninitialize the table */
- for( i=0; i < _TOTAL_LOCKS; i++ )
- {
- if( lock_table[ i ].bInit )
- {
- msvcrt_uninitialize_mlock( i );
- }
- }
-}
-
-
-/**********************************************************************
- * _lock (MSVCRT.@)
- */
-void _lock( int locknum )
-{
- TRACE( "(%d)\n", locknum );
-
- /* If the lock doesn't exist yet, create it */
- if( lock_table[ locknum ].bInit == FALSE )
- {
- /* Lock while we're changing the lock table */
- _lock( _LOCKTAB_LOCK );
-
- /* Check again if we've got a bit of a race on lock creation */
- if( lock_table[ locknum ].bInit == FALSE )
- {
- TRACE( ": creating lock #%d\n", locknum );
- msvcrt_initialize_mlock( locknum );
- }
-
- /* Unlock ourselves */
- _unlock( _LOCKTAB_LOCK );
- }
-
- EnterCriticalSection( &(lock_table[ locknum ].crit) );
-}
-
-/**********************************************************************
- * _unlock (MSVCRT.@)
- *
- * NOTE: There is no error detection to make sure the lock exists and is acquired.
- */
-void _unlock( int locknum )
-{
- TRACE( "(%d)\n", locknum );
-
- LeaveCriticalSection( &(lock_table[ locknum ].crit) );
-}
-
-