sysdeps/unix/sysv/linux/x86/bits/ipctypes.h

   1 /* bits/ipctypes.h -- Define some types used by SysV IPC/MSG/SHM.
   2    Copyright (C) 2012-2014 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   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 #ifndef _SYS_IPC_H
  20 # error "Never use <bits/ipctypes.h> directly; include <sys/ipc.h> instead."
  21 #endif
  22
  23 #ifndef _BITS_IPCTYPES_H
  24 #define _BITS_IPCTYPES_H        1
  25
  26 /* Used in `struct shmid_ds'.  */
  27 # ifdef __x86_64__
  28 typedef int __ipc_pid_t;
  29 # else
  30 typedef unsigned short int __ipc_pid_t;
  31 # endif
  32
  33 #endif /* bits/ipctypes.h */