From patchwork Fri Oct 24 12:56:08 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alan Hayward X-Patchwork-Id: 3357 Received: (qmail 11311 invoked by alias); 24 Oct 2014 12:55:29 -0000 Mailing-List: contact libc-alpha-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: libc-alpha-owner@sourceware.org Delivered-To: mailing list libc-alpha@sourceware.org Received: (qmail 11299 invoked by uid 89); 24 Oct 2014 12:55:28 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-1.9 required=5.0 tests=BAYES_00, SPF_PASS autolearn=ham version=3.3.2 X-HELO: service87.mimecast.com User-Agent: Microsoft-MacOutlook/14.4.4.140807 Date: Fri, 24 Oct 2014 13:56:08 +0100 Subject: Re: [PATCH] Add ipc.h for aarch64 From: Alan Hayward To: Marcus Shawcroft CC: GNU C Library Message-ID: References: In-Reply-To: Mime-version: 1.0 X-MC-Unique: 114102413552400501 On 21/10/2014 10:52, "Marcus Shawcroft" wrote: >On 21 October 2014 09:35, Alan Hayward wrote: >> Copied sysdeps/unix/sysv/linux/mips/bits/ipc.h to (new file) > >We are currently using sysdeps/unix/sysv/linux/bits/ipc.h, I'd prefer >we took a copy of that file and changed: > >unsigned short int mode; /* Read/write permission. */ >unsigned short int __pad1; >-> >unsigned int mode; /* Read/write permission. */ > >Rather than take the other changes present in the mips file. > >Cheers >/Marcus > As requested, this version is a copy of the common version of ipc.h, instead of the mips version. The diff against the common version: $ diff ./sysdeps/unix/sysv/linux/bits/ipc.h ./sysdeps/unix/sysv/linux/aarch64/bits/ipc.h 49,50c49 < unsigned short int mode; /* Read/write permission. */ < unsigned short int __pad1; --- > unsigned int mode; /* Read/write permission. */ 52c51 < unsigned short int __pad2; --- > unsigned short int __pad1; Full patch: Changelog: 2014-10-21 Alan Hayward * sysdeps/unix/sysv/linux/aarch64/bits/ipc.h: New file. + }; diff --git a/sysdeps/unix/sysv/linux/aarch64/bits/ipc.h b/sysdeps/unix/sysv/linux/aarch64/bits/ipc.h new file mode 100644 index 0000000..aa50eb0 --- /dev/null +++ b/sysdeps/unix/sysv/linux/aarch64/bits/ipc.h @@ -0,0 +1,54 @@ +/* Copyright (C) 1995-2014 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, see + . */ + +#ifndef _SYS_IPC_H +# error "Never use directly; include instead." +#endif + +#include + +/* 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. */ + unsigned int mode; /* Read/write permission. */ + unsigned short int __seq; /* Sequence number. */ + unsigned short int __pad1; + __syscall_ulong_t __glibc_reserved1; + __syscall_ulong_t __glibc_reserved2;