sysdeps/unix/sysv/linux/s390/semtimedop.c

   1 /* Copyright (C) 2003-2019 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Martin Schwidefsky <schwidefsky@de.ibm.com>, 2003.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <http://www.gnu.org/licenses/>.  */
  18
  19 #include <sys/sem.h>
  20 #include <ipc_priv.h>
  21 #include <sysdep.h>
  22 #include <errno.h>
  23
  24 /* Perform user-defined atomical operation of array of semaphores.  */
  25
  26 int
  27 semtimedop (int semid, struct sembuf *sops, size_t nsops,
  28             const struct timespec *timeout)
  29 {
  30   /* The s390 sys_ipc variant has only five parameters instead of six
  31      (as for default variant) and the only difference is the handling of
  32      SEMTIMEDOP where on s390 the third parameter is used as a pointer
  33      to a struct timespec where the generic variant uses fifth parameter.  */
  34   return INLINE_SYSCALL_CALL (ipc, IPCOP_semtimedop, semid, nsops, timeout,
  35                               sops);
  36 }