diff options
Diffstat (limited to 'mit-pthreads/include/pthread/mutex.h')
| -rwxr-xr-x | mit-pthreads/include/pthread/mutex.h | 102 |
1 files changed, 0 insertions, 102 deletions
diff --git a/mit-pthreads/include/pthread/mutex.h b/mit-pthreads/include/pthread/mutex.h deleted file mode 100755 index e6f1fe58c0f..00000000000 --- a/mit-pthreads/include/pthread/mutex.h +++ /dev/null @@ -1,102 +0,0 @@ -/* ==== mutex.h ============================================================ - * Copyright (c) 1993 by Chris Provenzano, proven@mit.edu - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by Chris Provenzano. - * 4. The name of Chris Provenzano may not be used to endorse or promote - * products derived from this software without specific prior written - * permission. - * - * THIS SOFTWARE IS PROVIDED BY CHRIS PROVENZANO ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL CHRIS PROVENZANO BE LIABLE FOR ANY - * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES - * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR - * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER - * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * $Id$ - * - * Description : mutex header. - * - * 1.00 93/07/20 proven - * -Started coding this file. - */ - -/* - * New mutex structures - */ -enum pthread_mutextype { - MUTEX_TYPE_STATIC_FAST = 0, - MUTEX_TYPE_FAST = 1, - MUTEX_TYPE_COUNTING_FAST = 2, /* Recursive */ - MUTEX_TYPE_METERED = 3, - MUTEX_TYPE_DEBUG = 4, /* This will have lots of options */ - MUTEX_TYPE_MAX -}; - -#define PTHREAD_MUTEXTYPE_FAST 1 -#define PTHREAD_MUTEXTYPE_DEBUG 4 -#define PTHREAD_MUTEXTYPE_RECURSIVE 2 - -union pthread_mutex_data { - void * m_ptr; - int m_count; -}; - -typedef struct pthread_mutex { - enum pthread_mutextype m_type; - struct pthread_queue m_queue; - struct pthread * m_owner; - semaphore m_lock; - union pthread_mutex_data m_data; - long m_flags; -} pthread_mutex_t; - -typedef struct pthread_mutexattr { - enum pthread_mutextype m_type; - long m_flags; -} pthread_mutexattr_t; - -/* - * Flags for mutexes. - */ -#define MUTEX_FLAGS_PRIVATE 0x01 -#define MUTEX_FLAGS_INITED 0x02 -#define MUTEX_FLAGS_BUSY 0x04 - -/* - * Static mutex initialization values. - */ -#define PTHREAD_MUTEX_INITIALIZER \ -{ MUTEX_TYPE_STATIC_FAST, PTHREAD_QUEUE_INITIALIZER, \ - NULL, SEMAPHORE_CLEAR, { NULL }, MUTEX_FLAGS_INITED } - -/* - * New functions - */ - -__BEGIN_DECLS - -int pthread_mutex_init __P_((pthread_mutex_t *, const pthread_mutexattr_t *)); -int pthread_mutex_lock __P_((pthread_mutex_t *)); -int pthread_mutex_unlock __P_((pthread_mutex_t *)); -int pthread_mutex_trylock __P_((pthread_mutex_t *)); -int pthread_mutex_destroy __P_((pthread_mutex_t *)); - -__END_DECLS - |