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freebsd-dev/include/pthread.h
Alexander Langer 372787c102 Changed pthread_detach to conform to POSIX, i.e. the single argument 
provided is of type pthread_t instead of pthread_t *.

PR:		4320

Return EINVAL instead of ESRCH if attempting to detach an already
detached thread.
1997-12-25 05:07:20 +00:00

251 lines
8.9 KiB
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/*
* Copyright (c) 1993, 1994 by Chris Provenzano, proven@mit.edu
* Copyright (c) 1995 by John Birrell <jb@cimlogic.com.au>
* 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.
*
*/
#ifndef _PTHREAD_H_
#define _PTHREAD_H_
/*
* Header files.
*/
#include <sys/cdefs.h>
#include <sys/types.h>
#include <sys/time.h>
#include <sys/signal.h>
#include <limits.h>
/*
* Run-time invariant values:
*/
#define PTHREAD_DESTRUCTOR_ITERATIONS 4
#define PTHREAD_KEYS_MAX 256
#define PTHREAD_STACK_MIN 1024
#define PTHREAD_THREADS_MAX ULONG_MAX
/*
* Compile time symbolic constants for portability specifications:
*
* Note that those commented out are not currently supported by the
* implementation.
*/
#define _POSIX_THREADS
#define _POSIX_THREAD_ATTR_STACKADDR
#define _POSIX_THREAD_ATTR_STACKSIZE
/* #define _POSIX_THREAD_PRIORITY_SCHEDULING */
/* #define _POSIX_THREAD_PRIO_INHERIT */
/* #define _POSIX_THREAD_PRIO_PROTECT */
/* #define _POSIX_THREAD_PROCESS_SHARED */
#define _POSIX_THREAD_SAFE_FUNCTIONS
/*
* Flags for threads and thread attributes.
*/
#define PTHREAD_DETACHED 0x1
#define PTHREAD_SCOPE_SYSTEM 0x2
#define PTHREAD_INHERIT_SCHED 0x4
#define PTHREAD_NOFLOAT 0x8
#define PTHREAD_CREATE_DETACHED PTHREAD_DETACHED
#define PTHREAD_CREATE_JOINABLE 0
#define PTHREAD_SCOPE_PROCESS 0
#define PTHREAD_EXPLICIT_SCHED 0
/*
* Forward structure definitions.
*
* These are mostly opaque to the user.
*/
struct pthread;
struct pthread_attr;
struct pthread_cond;
struct pthread_cond_attr;
struct pthread_mutex;
struct pthread_mutex_attr;
struct pthread_once;
struct sched_param;
/*
* Primitive system data type definitions required by P1003.1c.
*
* Note that P1003.1c specifies that there are no defined comparison
* or assignment operators for the types pthread_attr_t, pthread_cond_t,
* pthread_condattr_t, pthread_mutex_t, pthread_mutexattr_t.
*/
typedef struct pthread *pthread_t;
typedef struct pthread_attr *pthread_attr_t;
typedef struct pthread_mutex *pthread_mutex_t;
typedef struct pthread_mutex_attr *pthread_mutexattr_t;
typedef struct pthread_cond *pthread_cond_t;
typedef struct pthread_cond_attr *pthread_condattr_t;
typedef int pthread_key_t;
typedef struct pthread_once pthread_once_t;
/*
* Additional type definitions:
*
* Note that P1003.1c reserves the prefixes pthread_ and PTHREAD_ for
* use in header symbols.
*/
typedef void *pthread_addr_t;
typedef void *(*pthread_startroutine_t) __P((void *));
/*
* Once definitions.
*/
struct pthread_once {
int state;
pthread_mutex_t mutex;
};
/*
* Flags for once initialization.
*/
#define PTHREAD_NEEDS_INIT 0
#define PTHREAD_DONE_INIT 1
/*
* Static once initialization values.
*/
#define PTHREAD_ONCE_INIT { PTHREAD_NEEDS_INIT, NULL }
/*
* Default attribute arguments.
*/
#ifndef PTHREAD_KERNEL
#define pthread_condattr_default NULL
#define pthread_mutexattr_default NULL
#define pthread_attr_default NULL
#endif
enum pthread_mutextype {
MUTEX_TYPE_FAST = 1,
MUTEX_TYPE_COUNTING_FAST = 2, /* Recursive */
MUTEX_TYPE_MAX
};
/*
* Thread function prototype definitions:
*/
__BEGIN_DECLS
int pthread_attr_destroy __P((pthread_attr_t *));
int pthread_attr_getinheritsched __P((pthread_attr_t *, int *));
int pthread_attr_getschedparam __P((pthread_attr_t *,
struct sched_param *));
int pthread_attr_getschedpolicy __P((pthread_attr_t *, int *));
int pthread_attr_getscope __P((pthread_attr_t *, int *));
int pthread_attr_getstacksize __P((pthread_attr_t *, size_t *));
int pthread_attr_getstackaddr __P((pthread_attr_t *, void **));
int pthread_attr_getdetachstate __P((pthread_attr_t *, int *));
int pthread_attr_init __P((pthread_attr_t *));
int pthread_attr_setinheritsched __P((pthread_attr_t *, int));
int pthread_attr_setschedparam __P((pthread_attr_t *,
struct sched_param *));
int pthread_attr_setschedpolicy __P((pthread_attr_t *, int));
int pthread_attr_setscope __P((pthread_attr_t *, int));
int pthread_attr_setstacksize __P((pthread_attr_t *, size_t));
int pthread_attr_setstackaddr __P((pthread_attr_t *, void *));
int pthread_attr_setdetachstate __P((pthread_attr_t *, int));
void pthread_cleanup_pop __P((int execute));
void pthread_cleanup_push __P((void (*routine) (void *),
void *routine_arg));
int pthread_condattr_destroy __P((pthread_condattr_t *attr));
int pthread_condattr_init __P((pthread_condattr_t *attr));
int pthread_condattr_getpshared __P((pthread_condattr_t *attr,
int *pshared));
int pthread_condattr_setpshared __P((pthread_condattr_t *attr,
int pshared));
int pthread_cond_broadcast __P((pthread_cond_t *));
int pthread_cond_destroy __P((pthread_cond_t *));
int pthread_cond_init __P((pthread_cond_t *,
const pthread_condattr_t *));
int pthread_cond_signal __P((pthread_cond_t *));
int pthread_cond_timedwait __P((pthread_cond_t *,
pthread_mutex_t *, const struct timespec * abstime));
int pthread_cond_wait __P((pthread_cond_t *, pthread_mutex_t *));
int pthread_create __P((pthread_t *, const pthread_attr_t *,
void *(*start_routine) (void *), void *));
int pthread_detach __P((pthread_t));
int pthread_equal __P((pthread_t, pthread_t));
void pthread_exit __P((void *));
void *pthread_getspecific __P((pthread_key_t));
int pthread_join __P((pthread_t, void **));
int pthread_key_create __P((pthread_key_t *,
void (*routine) (void *)));
int pthread_key_delete __P((pthread_key_t));
int pthread_kill __P((struct pthread *, int));
int pthread_mutexattr_destroy __P((pthread_mutexattr_t *));
int pthread_mutexattr_getprioceiling __P((pthread_mutexattr_t *,
int *prioceiling));
int pthread_mutexattr_getprotocol __P((pthread_mutexattr_t *,
int *protocol));
int pthread_mutexattr_getpshared __P((pthread_mutexattr_t *,
int *pshared));
int pthread_mutexattr_init __P((pthread_mutexattr_t *));
int pthread_mutexattr_setprioceiling __P((pthread_mutexattr_t *,
int prioceiling));
int pthread_mutexattr_setprotocol __P((pthread_mutexattr_t *,
int protocol));
int pthread_mutexattr_setpshared __P((pthread_mutexattr_t *,
int pshared));
int pthread_mutex_destroy __P((pthread_mutex_t *));
int pthread_mutex_getprioceiling __P((pthread_mutex_t *));
int pthread_mutex_init __P((pthread_mutex_t *,
const pthread_mutexattr_t *));
int pthread_mutex_lock __P((pthread_mutex_t *));
int pthread_mutex_setprioceiling __P((pthread_mutex_t *));
int pthread_mutex_trylock __P((pthread_mutex_t *));
int pthread_mutex_unlock __P((pthread_mutex_t *));
int pthread_once __P((pthread_once_t *,
void (*init_routine) (void)));
pthread_t pthread_self __P((void));
int pthread_setcancelstate __P((int, int *));
int pthread_setcanceltype __P((int, int *));
int pthread_setspecific __P((pthread_key_t, const void *));
int pthread_sigmask __P((int, const sigset_t *, sigset_t *));
int pthread_testcancel __P((void));
int pthread_getprio __P((pthread_t));
int pthread_setprio __P((pthread_t, int));
void pthread_yield __P((void));
int pthread_setschedparam __P((pthread_t pthread, int policy,
struct sched_param * param));
int pthread_getschedparam __P((pthread_t pthread, int *policy,
struct sched_param * param));
int pthread_attr_setfloatstate __P((pthread_attr_t *, int));
int pthread_attr_getfloatstate __P((pthread_attr_t *, int *));
int pthread_attr_setcleanup __P((pthread_attr_t *,
void (*routine) (void *), void *));
__END_DECLS
#endif
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