glibc/sysdeps/unix/sysv/linux/semop.c
2012-02-09 23:18:22 +00:00

38 lines
1.2 KiB
C

/* Copyright (C) 1995, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, August 1995.
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
<http://www.gnu.org/licenses/>. */
#include <errno.h>
#include <sys/sem.h>
#include <ipc_priv.h>
#include <sysdep.h>
#include <sys/syscall.h>
#include <bp-checks.h>
/* Perform user-defined atomical operation of array of semaphores. */
int
semop (semid, sops, nsops)
int semid;
struct sembuf *sops;
size_t nsops;
{
return INLINE_SYSCALL (ipc, 5, IPCOP_semop,
semid, (int) nsops, 0, CHECK_N (sops, nsops));
}