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sortix--sortix/libpthread/include/semaphore.h
Jonas 'Sortie' Termansen 392472af5c Add semaphores API.
2014-11-30 19:31:40 +01:00

58 lines
1.6 KiB
C

/*******************************************************************************
Copyright(C) Jonas 'Sortie' Termansen 2014.
This file is part of Sortix libpthread.
Sortix libpthread is free software: you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by the
Free Software Foundation, either version 3 of the License, or (at your
option) any later version.
Sortix libpthread 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 Sortix libpthread. If not, see <http://www.gnu.org/licenses/>.
semaphore.h
Semaphore API.
*******************************************************************************/
#ifndef INCLUDE_SEMAPHORE_H
#define INCLUDE_SEMAPHORE_H
#include <features.h>
#include <sortix/timespec.h>
__BEGIN_DECLS
typedef struct
{
#if defined(__is_sortix_libpthread)
int value;
#else
int __value;
#endif
} sem_t;
#define SEM_FAILED ((sem_t*) 0)
/*int sem_close(sem_t*);*/
int sem_destroy(sem_t*);
int sem_getvalue(sem_t* __restrict, int* __restrict);
int sem_init(sem_t*, int, unsigned int);
/*sem_t* sem_open(const char*, int, ...);*/
int sem_post(sem_t*);
int sem_timedwait(sem_t* __restrict, const struct timespec* __restrict);
int sem_trywait(sem_t*);
/*int sem_unlink(const char*);*/
int sem_wait(sem_t*);
__END_DECLS
#endif