sysdeps/unix/sysv/linux/shmdt.c

   1 /* Copyright (C) 1995-2015 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
   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 <errno.h>
  20 #include <sys/shm.h>
  21 #include <ipc_priv.h>
  22
  23 #include <sysdep.h>
  24 #include <sys/syscall.h>
  25
  26 /* Detach shared memory segment starting at address specified by SHMADDR
  27    from the caller's data segment.  */
  28
  29 int
  30 shmdt (const void *shmaddr)
  31 {
  32   return INLINE_SYSCALL (ipc, 5, IPCOP_shmdt, 0, 0, 0, (void *) shmaddr);
  33 }