9362f73db8
we use it in the uthreads implementation. Moved enum pthread_mutextype here from libc_r/uthread/pthread_private.h. Change prototype for pthread_getspecific().
238 lines
8.5 KiB
C
238 lines
8.5 KiB
C
/*
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* Copyright (c) 1993, 1994 by Chris Provenzano, proven@mit.edu
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* Copyright (c) 1995 by John Birrell <jb@cimlogic.com.au>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Chris Provenzano.
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* 4. The name of Chris Provenzano may not be used to endorse or promote
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* products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY CHRIS PROVENZANO ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL CHRIS PROVENZANO BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*/
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#ifndef _PTHREAD_H_
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#define _PTHREAD_H_
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/*
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* Header files.
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*/
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#include <sys/cdefs.h>
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#include <sys/types.h>
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#include <sys/time.h>
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#include <sys/signal.h>
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#include <limits.h>
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/*
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* Run-time invariant values:
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*/
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#define PTHREAD_DESTRUCTOR_ITERATIONS 4
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#define PTHREAD_KEYS_MAX 256
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#define PTHREAD_STACK_MIN 1024
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#define PTHREAD_THREADS_MAX ULONG_MAX
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/*
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* Compile time symbolic constants for portability specifications:
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*
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* Note that those commented out are not currently supported by the
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* implementation.
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*/
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#define _POSIX_THREADS
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#define _POSIX_THREAD_ATTR_STACKADDR
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#define _POSIX_THREAD_ATTR_STACKSIZE
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#define _POSIX_THREAD_PRIORITY_SCHEDULING
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/* #define _POSIX_THREAD_PRIO_INHERIT */
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/* #define _POSIX_THREAD_PRIO_PROTECT */
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/* #define _POSIX_THREAD_PROCESS_SHARED */
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#define _POSIX_THREAD_SAFE_FUNCTIONS
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/*
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* Forward structure definitions.
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*
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* These are mostly opaque to the user.
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*/
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struct pthread;
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struct pthread_attr;
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struct pthread_cond;
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struct pthread_cond_attr;
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struct pthread_mutex;
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struct pthread_mutex_attr;
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struct pthread_once;
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struct sched_param;
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/*
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* Primitive system data type definitions required by P1003.1c.
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*
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* Note that P1003.1c specifies that there are no defined comparison
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* or assignment operators for the types pthread_attr_t, pthread_cond_t,
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* pthread_condattr_t, pthread_mutex_t, pthread_mutexattr_t.
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*/
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typedef struct pthread *pthread_t;
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typedef struct pthread_attr *pthread_attr_t;
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typedef struct pthread_mutex *pthread_mutex_t;
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typedef struct pthread_mutex_attr *pthread_mutexattr_t;
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typedef struct pthread_cond *pthread_cond_t;
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typedef struct pthread_cond_attr *pthread_condattr_t;
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typedef int pthread_key_t;
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typedef struct pthread_once pthread_once_t;
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/*
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* Additional type definitions:
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*
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* Note that P1003.1c reserves the prefixes pthread_ and PTHREAD_ for
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* use in header symbols.
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*/
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typedef void *pthread_addr_t;
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typedef void *(*pthread_startroutine_t) (void *);
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/*
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* Once definitions.
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*/
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struct pthread_once {
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int state;
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pthread_mutex_t mutex;
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};
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/*
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* Flags for once initialization.
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*/
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#define PTHREAD_NEEDS_INIT 0
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#define PTHREAD_DONE_INIT 1
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/*
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* Static once initialization values.
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*/
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#define PTHREAD_ONCE_INIT { PTHREAD_NEEDS_INIT, NULL }
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/*
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* Default attribute arguments.
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*/
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#define pthread_condattr_default NULL
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#ifndef PTHREAD_KERNEL
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#define pthread_mutexattr_default NULL
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#define pthread_attr_default NULL
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#endif
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enum pthread_mutextype {
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MUTEX_TYPE_FAST = 1,
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MUTEX_TYPE_COUNTING_FAST = 2, /* Recursive */
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MUTEX_TYPE_MAX
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};
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/*
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* Thread function prototype definitions:
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*/
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__BEGIN_DECLS
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int pthread_attr_destroy __P((pthread_attr_t *));
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int pthread_attr_getinheritsched __P((pthread_attr_t *, int *));
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int pthread_attr_getschedparam __P((pthread_attr_t *,
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struct sched_param *));
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int pthread_attr_getschedpolicy __P((pthread_attr_t *, int *));
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int pthread_attr_getscope __P((pthread_attr_t *, int *));
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int pthread_attr_getstacksize __P((pthread_attr_t *, size_t *));
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int pthread_attr_getstackaddr __P((pthread_attr_t *, void **));
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int pthread_attr_getdetachstate __P((pthread_attr_t *, int *));
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int pthread_attr_init __P((pthread_attr_t *));
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int pthread_attr_setinheritsched __P((pthread_attr_t *, int));
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int pthread_attr_setschedparam __P((pthread_attr_t *,
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struct sched_param *));
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int pthread_attr_setschedpolicy __P((pthread_attr_t *, int));
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int pthread_attr_setscope __P((pthread_attr_t *, int));
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int pthread_attr_setstacksize __P((pthread_attr_t *, size_t));
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int pthread_attr_setstackaddr __P((pthread_attr_t *, void *));
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int pthread_attr_setdetachstate __P((pthread_attr_t *, int));
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void pthread_cleanup_pop __P((int execute));
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int pthread_cleanup_push __P((void (*routine) (void *),
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void *routine_arg));
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int pthread_condattr_destroy __P((pthread_condattr_t *attr));
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int pthread_condattr_init __P((pthread_condattr_t *attr));
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int pthread_condattr_getpshared __P((pthread_condattr_t *attr,
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int *pshared));
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int pthread_condattr_setpshared __P((pthread_condattr_t *attr,
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int pshared));
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int pthread_cond_broadcast __P((pthread_cond_t *));
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int pthread_cond_destroy __P((pthread_cond_t *));
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int pthread_cond_init __P((pthread_cond_t *,
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const pthread_condattr_t *));
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int pthread_cond_signal __P((pthread_cond_t *));
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int pthread_cond_timedwait __P((pthread_cond_t *,
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pthread_mutex_t *, const struct timespec * abstime));
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int pthread_cond_wait __P((pthread_cond_t *, pthread_mutex_t *));
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int pthread_create __P((pthread_t *, const pthread_attr_t *,
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void *(*start_routine) (void *), void *));
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int pthread_detach __P((pthread_t *));
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int pthread_equal __P((pthread_t, pthread_t));
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void pthread_exit __P((void *));
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void *pthread_getspecific __P((pthread_key_t));
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int pthread_join __P((pthread_t, void **));
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int pthread_key_create __P((pthread_key_t *,
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void (*routine) (void *)));
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int pthread_key_delete __P((pthread_key_t));
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int pthread_kill __P((struct pthread *, int));
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int pthread_mutexattr_destroy __P((pthread_mutexattr_t *));
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int pthread_mutexattr_getprioceiling __P((pthread_mutexattr_t *,
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int *prioceiling));
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int pthread_mutexattr_getprotocol __P((pthread_mutexattr_t *,
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int *protocol));
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int pthread_mutexattr_getpshared __P((pthread_mutexattr_t *,
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int *pshared));
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int pthread_mutexattr_init __P((pthread_mutexattr_t *));
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int pthread_mutexattr_setprioceiling __P((pthread_mutexattr_t *,
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int prioceiling));
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int pthread_mutexattr_setprotocol __P((pthread_mutexattr_t *,
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int protocol));
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int pthread_mutexattr_setpshared __P((pthread_mutexattr_t *,
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int pshared));
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int pthread_mutex_destroy __P((pthread_mutex_t *));
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int pthread_mutex_getprioceiling __P((pthread_mutex_t *));
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int pthread_mutex_init __P((pthread_mutex_t *,
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const pthread_mutexattr_t *));
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int pthread_mutex_lock __P((pthread_mutex_t *));
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int pthread_mutex_setprioceiling __P((pthread_mutex_t *));
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int pthread_mutex_trylock __P((pthread_mutex_t *));
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int pthread_mutex_unlock __P((pthread_mutex_t *));
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int pthread_once __P((pthread_once_t *,
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void (*init_routine) (void)));
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pthread_t pthread_self __P((void));
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int pthread_setcancelstate __P((int, int *));
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int pthread_setcanceltype __P((int, int *));
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int pthread_setspecific __P((pthread_key_t, const void *));
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int pthread_sigmask __P((int, const sigset_t *, sigset_t *));
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int pthread_testcancel __P((void));
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int pthread_getprio __P((pthread_t));
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int pthread_setprio __P((pthread_t, int));
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void pthread_yield __P((void));
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int pthread_setschedparam __P((pthread_t pthread, int policy,
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struct sched_param * param));
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int pthread_getschedparam __P((pthread_t pthread, int *policy,
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struct sched_param * param));
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int pthread_attr_setfloatstate __P((pthread_attr_t *, int));
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int pthread_attr_getfloatstate __P((pthread_attr_t *, int *));
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int pthread_attr_setcleanup __P((pthread_attr_t *,
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void (*routine) (void *), void *));
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__END_DECLS
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#endif
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