diff options
author | Bernd Schmidt <bernds@codesourcery.com> | 2011-11-14 14:44:51 +0100 |
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committer | Bernd Schmidt <bernds@codesourcery.com> | 2011-11-14 14:46:49 +0100 |
commit | eb51b7f1359cf75c792cca6615c9aa1b167ce79f (patch) | |
tree | c02a5bd57c7306c34bb0620fe5bca6f11af5466e /libc/sysdeps/linux/c6x/bits/ipc.h | |
parent | 632dbe851caac5ef6e5fbab3e225a11090e0d1ad (diff) |
Add a C6X-specific ipc.h.
Signed-off-by: Bernd Schmidt <bernds@codesourcery.com>
Diffstat (limited to 'libc/sysdeps/linux/c6x/bits/ipc.h')
-rw-r--r-- | libc/sysdeps/linux/c6x/bits/ipc.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/c6x/bits/ipc.h b/libc/sysdeps/linux/c6x/bits/ipc.h new file mode 100644 index 000000000..6bf2965d0 --- /dev/null +++ b/libc/sysdeps/linux/c6x/bits/ipc.h @@ -0,0 +1,55 @@ +/* Copyright (C) 1995-1999, 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _SYS_IPC_H +# error "Never use <bits/ipc.h> directly; include <sys/ipc.h> instead." +#endif + +#include <bits/types.h> + +/* Mode bits for `msgget', `semget', and `shmget'. */ +#define IPC_CREAT 01000 /* Create key if key does not exist. */ +#define IPC_EXCL 02000 /* Fail if key exists. */ +#define IPC_NOWAIT 04000 /* Return error on wait. */ + +/* Control commands for `msgctl', `semctl', and `shmctl'. */ +#define IPC_RMID 0 /* Remove identifier. */ +#define IPC_SET 1 /* Set `ipc_perm' options. */ +#define IPC_STAT 2 /* Get `ipc_perm' options. */ +#ifdef __USE_GNU +# define IPC_INFO 3 /* See ipcs. */ +#endif + +/* Special key values. */ +#define IPC_PRIVATE ((__key_t) 0) /* Private key. */ + + +/* Data structure used to pass permission information to IPC operations. */ +struct ipc_perm + { + __key_t __key; /* Key. */ + __uid_t uid; /* Owner's user ID. */ + __gid_t gid; /* Owner's group ID. */ + __uid_t cuid; /* Creator's user ID. */ + __gid_t cgid; /* Creator's group ID. */ + __mode_t mode; /* Read/write permission. */ + unsigned short int __seq; /* Sequence number. */ + unsigned short int __pad2; + unsigned long int __unused1; + unsigned long int __unused2; + }; |