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- /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
- /*
- * The contents of this file are subject to the Netscape Public License
- * Version 1.0 (the "NPL"); you may not use this file except in
- * compliance with the NPL. You may obtain a copy of the NPL at
- * http://www.mozilla.org/NPL/
- *
- * Software distributed under the NPL is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
- * for the specific language governing rights and limitations under the
- * NPL.
- *
- * The Initial Developer of this code under the NPL is Netscape
- * Communications Corporation. Portions created by Netscape are
- * Copyright (C) 1998 Netscape Communications Corporation. All Rights
- * Reserved.
- */
-
- /*
- * OS/2-specific semaphore handling code.
- *
- */
-
- #include "primpl.h"
-
-
- PR_IMPLEMENT(void)
- _PR_MD_NEW_SEM(_MDSemaphore *md, PRUintn value)
- {
- int rv;
-
- /* Our Sems don't support a value > 1 */
- PR_ASSERT(value <= 1);
-
- rv = DosCreateEventSem(NULL, &md->sem, 0, 0);
- PR_ASSERT(rv == NO_ERROR);
- }
-
- PR_IMPLEMENT(void)
- _PR_MD_DESTROY_SEM(_MDSemaphore *md)
- {
- int rv;
- rv = DosCloseEventSem(md->sem);
- PR_ASSERT(rv == NO_ERROR);
-
- }
-
- PR_IMPLEMENT(PRStatus)
- _PR_MD_TIMED_WAIT_SEM(_MDSemaphore *md, PRIntervalTime ticks)
- {
- int rv;
- rv = DosWaitEventSem(md->sem, PR_IntervalToMilliseconds(ticks));
-
- if (rv == NO_ERROR)
- return PR_SUCCESS;
- else
- return PR_FAILURE;
- }
-
- PR_IMPLEMENT(PRStatus)
- _PR_MD_WAIT_SEM(_MDSemaphore *md)
- {
- return _PR_MD_TIMED_WAIT_SEM(md, PR_INTERVAL_NO_TIMEOUT);
- }
-
- PR_IMPLEMENT(void)
- _PR_MD_POST_SEM(_MDSemaphore *md)
- {
- int rv;
- rv = DosPostEventSem(md->sem);
- PR_ASSERT(rv == NO_ERROR);
- }
-
-
-