glibc/sysdeps/pthread/sem_close.c

41 lines
1.3 KiB
C

/* Copyright (C) 2002-2024 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 Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <errno.h>
#include "semaphoreP.h"
#include <sem_routines.h>
int
__sem_close (sem_t *sem)
{
if (!__sem_remove_mapping (sem))
{
__set_errno (EINVAL);
return -1;
}
return 0;
}
#if PTHREAD_IN_LIBC
versioned_symbol (libc, __sem_close, sem_close, GLIBC_2_34);
# if OTHER_SHLIB_COMPAT (libpthread, GLIBC_2_1_1, GLIBC_2_34)
compat_symbol (libpthread, __sem_close, sem_close, GLIBC_2_1_1);
# endif
#else /* !PTHREAD_IN_LIBC */
strong_alias (__sem_close, sem_close)
#endif