diff options
author | Jens-Heiner Rechtien <hr@openoffice.org> | 2000-09-18 14:18:43 +0000 |
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committer | Jens-Heiner Rechtien <hr@openoffice.org> | 2000-09-18 14:18:43 +0000 |
commit | 9399c662f36c385b0c705eb34e636a9aec450282 (patch) | |
tree | f502e9d9258960ff214ab90e98e31d0075e60196 /sal/inc/osl/semaphor.h |
initial import
Diffstat (limited to 'sal/inc/osl/semaphor.h')
-rw-r--r-- | sal/inc/osl/semaphor.h | 146 |
1 files changed, 146 insertions, 0 deletions
diff --git a/sal/inc/osl/semaphor.h b/sal/inc/osl/semaphor.h new file mode 100644 index 000000000000..911778cb0b82 --- /dev/null +++ b/sal/inc/osl/semaphor.h @@ -0,0 +1,146 @@ +/************************************************************************* + * + * $RCSfile: semaphor.h,v $ + * + * $Revision: 1.1.1.1 $ + * + * last change: $Author: hr $ $Date: 2000-09-18 15:17:13 $ + * + * The Contents of this file are made available subject to the terms of + * either of the following licenses + * + * - GNU Lesser General Public License Version 2.1 + * - Sun Industry Standards Source License Version 1.1 + * + * Sun Microsystems Inc., October, 2000 + * + * GNU Lesser General Public License Version 2.1 + * ============================================= + * Copyright 2000 by Sun Microsystems, Inc. + * 901 San Antonio Road, Palo Alto, CA 94303, USA + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License version 2.1, as published by the Free Software Foundation. + * + * 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., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + * + * + * Sun Industry Standards Source License Version 1.1 + * ================================================= + * The contents of this file are subject to the Sun Industry Standards + * Source License Version 1.1 (the "License"); You may not use this file + * except in compliance with the License. You may obtain a copy of the + * License at http://www.openoffice.org/license.html. + * + * Software provided under this License is provided on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, + * WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS, + * MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING. + * See the License for the specific provisions governing your rights and + * obligations concerning the Software. + * + * The Initial Developer of the Original Code is: Sun Microsystems, Inc. + * + * Copyright: 2000 by Sun Microsystems, Inc. + * + * All Rights Reserved. + * + * Contributor(s): _______________________________________ + * + * + ************************************************************************/ + +#ifndef _OSL_SEMAPHORE_H_ +#define _OSL_SEMAPHORE_H_ + +#ifndef _OSL_TYPES_H_ +# include <osl/types.h> +#endif + +#ifdef __cplusplus +extern "C" { +#endif + +typedef void* oslSemaphore; + +/** Creates a semaphore.<BR> + @param InitialCount denotes the starting value the semaphore. If you set it to + zero, the first acquire() blocks. Otherwise InitialCount acquire()s are + immedeatly successfull. + @return 0 if the semaphore could not be created, otherwise a handle to the sem. +*/ +oslSemaphore SAL_CALL osl_createSemaphore(sal_uInt32 initialCount); + +/** Release the OS-structures and free semaphore data-structure + @return fbbb +*/ +void SAL_CALL osl_destroySemaphore(oslSemaphore Semaphore); + +/** acquire() decreases the count. It will block if it tries to + decrease below zero. + @return False if the system-call failed. +*/ +sal_Bool SAL_CALL osl_acquireSemaphore(oslSemaphore Semaphore); + +/** tryToAcquire() tries to decreases the count. It will + return with False if it would decrease the count below zero. + (When acquire() would block.) If it could successfully + decrease the count, it will return True. +*/ +sal_Bool SAL_CALL osl_tryToAcquireSemaphore(oslSemaphore Semaphore); + +/** release() increases the count. + @return False if the system-call failed. +*/ +sal_Bool SAL_CALL osl_releaseSemaphore(oslSemaphore Semaphore); + +#ifdef __cplusplus +} +#endif + +#endif /* _OSL_SEMAPHORE_H_ */ + +/************************************************************************* +* +* $Log: not supported by cvs2svn $ +* Revision 1.4 2000/09/18 14:28:49 willem.vandorp +* OpenOffice header added. +* +* Revision 1.3 2000/05/17 14:50:15 mfe +* comments upgraded +* +* Revision 1.2 1999/10/27 15:02:08 mfe +* Change of Copyright, removed compiler warnings, code clean up, ... +* +* Revision 1.1 1999/08/05 10:18:20 jsc +* verschoben aus osl +* +* Revision 1.6 1999/08/05 11:14:41 jsc +* verschoben in root inc-Verzeichnis +* +* Revision 1.5 1999/01/20 18:53:41 jsc +* #61011# Typumstellung +* +* Revision 1.4 1998/02/16 19:34:52 rh +* Cleanup of ports, integration of Size_t, features for process +* +* Revision 1.3 1997/07/31 15:28:40 ts +* *** empty log message *** +* +* Revision 1.2 1997/07/17 11:02:28 rh +* Header adapted and profile added +* +* Revision 1.1 1997/06/19 13:10:10 bho +* first version of OSL. +* +*************************************************************************/ + |