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author | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2015-09-01 02:23:16 +0200 |
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committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2015-09-01 02:23:16 +0200 |
commit | 94c8018de38eda69fdaa4130e433d95f09b7beae (patch) | |
tree | 03977cc2cc5db00a8ea4ab794f50dfed49effe1c /sysdeps | |
parent | 6daf38a225249e050c56b338d4bd4d0de4f5fd66 (diff) |
Move semaphore.h to place where glibc expects it to be
* include/semaphore.h: Move to ...
* sysdeps/pthread/semaphore.h: ... here.
Diffstat (limited to 'sysdeps')
-rw-r--r-- | sysdeps/pthread/semaphore.h | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/sysdeps/pthread/semaphore.h b/sysdeps/pthread/semaphore.h new file mode 100644 index 0000000..64249f6 --- /dev/null +++ b/sysdeps/pthread/semaphore.h @@ -0,0 +1,81 @@ +/* Copyright (C) 2005, 2007 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#ifndef _SEMAPHORE_H +#define _SEMAPHORE_H 1 + +#include <features.h> +#include <sys/types.h> +#ifdef __USE_XOPEN2K +# define __need_timespec +# include <time.h> +#endif + +/* Get the definition for struct __semaphore. */ +#include <bits/semaphore.h> + + +__BEGIN_DECLS + +#define SEM_FAILED ((void *) 0) + +typedef struct __semaphore sem_t; + +/* Initialize semaphore *SEM with value VALUE. */ +extern int sem_init (sem_t *__sem, int __pshared, unsigned int __value) + __THROW; +/* Destroy semaphore *SEM created with sem_init. */ +extern int sem_destroy (sem_t *__sem) __THROW; + +/* Open a named semaphore. */ +extern sem_t *sem_open (const char *__name, int __oflag, ...) __THROW; + +/* Close a semaphore returned by sem_open. */ +extern int sem_close (sem_t *__sem) __THROW; + +/* Unlink a named semaphore. */ +extern int sem_unlink (const char *__name) __THROW; + +/* Perform a down operation on semaphore *SEM. + + This function is a cancellation point and therefore not marked with + __THROW. */ +extern int sem_wait (sem_t *__sem); + +#ifdef __USE_XOPEN2K +/* Perform a down operation on semaphore *SEM but don't wait longer + than TIMEOUT. */ +extern int sem_timedwait (sem_t *__restrict __sem, + const struct timespec *__restrict __abstime); +#endif + +/* Perform a down operation on semaphore *SEM if it can be done so + without blocking. */ +extern int sem_trywait (sem_t *__sem) __THROWNL; + +/* Perform an up operation on semaphore *SEM. */ +extern int sem_post (sem_t *__sem) __THROWNL; + +/* Store the value of semaphore *SEM in *VALUE. */ +extern int sem_getvalue (sem_t *__restrict __sem, int *__restrict __sval) + __THROW; + + +__END_DECLS + +#endif /* semaphore.h */ |