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glibc  2.9
shmdt.c
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00001 /* Copyright (C) 1995, 1997, 1998, 2000 Free Software Foundation, Inc.
00002    This file is part of the GNU C Library.
00003    Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
00004 
00005    The GNU C Library is free software; you can redistribute it and/or
00006    modify it under the terms of the GNU Lesser General Public
00007    License as published by the Free Software Foundation; either
00008    version 2.1 of the License, or (at your option) any later version.
00009 
00010    The GNU C Library is distributed in the hope that it will be useful,
00011    but WITHOUT ANY WARRANTY; without even the implied warranty of
00012    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013    Lesser General Public License for more details.
00014 
00015    You should have received a copy of the GNU Lesser General Public
00016    License along with the GNU C Library; if not, write to the Free
00017    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00018    02111-1307 USA.  */
00019 
00020 #include <errno.h>
00021 #include <sys/shm.h>
00022 #include <ipc_priv.h>
00023 
00024 #include <sysdep.h>
00025 #include <sys/syscall.h>
00026 
00027 /* Detach shared memory segment starting at address specified by SHMADDR
00028    from the caller's data segment.  */
00029 
00030 int
00031 shmdt (shmaddr)
00032      const void *shmaddr;
00033 {
00034   return INLINE_SYSCALL (ipc, 5, IPCOP_shmdt, 0, 0, 0, __ptrvalue ((void *) shmaddr));
00035 }