1 /* Copyright (C) 1995, 1996, 1997, 1999 Free Software Foundation, Inc. 2 This file is part of the GNU C Library. 3 4 The GNU C Library is free software; you can redistribute it and/or 5 modify it under the terms of the GNU Lesser General Public 6 License as published by the Free Software Foundation; either 7 version 2.1 of the License, or (at your option) any later version. 8 9 The GNU C Library is distributed in the hope that it will be useful, 10 but WITHOUT ANY WARRANTY; without even the implied warranty of 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 Lesser General Public License for more details. 13 14 You should have received a copy of the GNU Lesser General Public 15 License along with the GNU C Library; if not, see 16 <http://www.gnu.org/licenses/>. */ 17 18 #ifndef _SYS_IPC_H 19 #define _SYS_IPC_H 1 20 21 #include <features.h> 22 23 #if !defined __USE_SVID && !defined __USE_XOPEN && __GNUC__ >= 2 24 # warning "Files using this header must be compiled with _SVID_SOURCE or _XOPEN_SOURCE" 25 #endif 26 27 /* Get system dependent definition of `struct ipc_perm' and more. */ 28 #include <bits/ipc.h> 29 30 #ifndef __uid_t_defined 31 typedef __uid_t uid_t; 32 # define __uid_t_defined 33 #endif 34 35 #ifndef __gid_t_defined 36 typedef __gid_t gid_t; 37 # define __gid_t_defined 38 #endif 39 40 #ifndef __mode_t_defined 41 typedef __mode_t mode_t; 42 # define __mode_t_defined 43 #endif 44 45 #ifndef __key_t_defined 46 typedef __key_t key_t; 47 # define __key_t_defined 48 #endif 49 50 __BEGIN_DECLS 51 52 /* Generates key for System V style IPC. */ 53 extern key_t ftok (const char *__pathname, int __proj_id) __THROW; 54 55 __END_DECLS 56 57 #endif /* sys/ipc.h */ 58