From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 9777 invoked by alias); 30 Mar 2011 11:44:46 -0000 Received: (qmail 9761 invoked by uid 22791); 30 Mar 2011 11:44:45 -0000 X-SWARE-Spam-Status: No, hits=-6.1 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_HI,SPF_HELO_PASS,TW_FX,TW_MK,TW_TD,TW_XM,T_RP_MATCHES_RCVD X-Spam-Check-By: sourceware.org Received: from mx1.redhat.com (HELO mx1.redhat.com) (209.132.183.28) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Wed, 30 Mar 2011 11:44:35 +0000 Received: from int-mx10.intmail.prod.int.phx2.redhat.com (int-mx10.intmail.prod.int.phx2.redhat.com [10.5.11.23]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id p2UBiZJp016689 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Wed, 30 Mar 2011 07:44:35 -0400 Received: from hase (ovpn01.gateway.prod.ext.phx2.redhat.com [10.5.9.1]) by int-mx10.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id p2UBiYG9015254 for ; Wed, 30 Mar 2011 07:44:34 -0400 From: Andreas Schwab To: libc-hacker@sourceware.org Subject: [PATCH] Add syncfs syscall X-Yow: Hey, LOOK!! A pair of SIZE 9 CAPRI PANTS!! They probably belong to SAMMY DAVIS, JR.!! Date: Thu, 31 Mar 2011 08:01:00 -0000 Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.2 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Mailing-List: contact libc-hacker-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: libc-hacker-owner@sourceware.org X-SW-Source: 2011-03/txt/msg00007.txt.bz2 2011-03-30 Andreas Schwab * Versions.def (libc): Add GLIBC_2.14. * misc/syncfs.c: New file. * misc/Makefile (routines): Add syncfs. * posix/unistd.h: Declare syncfs. * sysdeps/unix/syscalls.list: Add syncfs. --- Versions.def | 1 + misc/Makefile | 4 ++-- misc/Versions | 3 +++ misc/syncfs.c | 33 +++++++++++++++++++++++++++++++++ posix/unistd.h | 9 ++++++++- sysdeps/unix/syscalls.list | 1 + 6 files changed, 48 insertions(+), 3 deletions(-) create mode 100644 misc/syncfs.c diff --git a/Versions.def b/Versions.def index 0ccda50..e478fdd 100644 --- a/Versions.def +++ b/Versions.def @@ -30,6 +30,7 @@ libc { GLIBC_2.11 GLIBC_2.12 GLIBC_2.13 + GLIBC_2.14 %ifdef USE_IN_LIBIO HURD_CTHREADS_0.3 %endif diff --git a/misc/Makefile b/misc/Makefile index ee69361..52b13da 100644 --- a/misc/Makefile +++ b/misc/Makefile @@ -1,4 +1,4 @@ -# Copyright (C) 1991-2006, 2007, 2009 Free Software Foundation, Inc. +# Copyright (C) 1991-2006, 2007, 2009, 2011 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 @@ -41,7 +41,7 @@ routines := brk sbrk sstk ioctl \ getdtsz \ gethostname sethostname getdomain setdomain \ select pselect \ - acct chroot fsync sync fdatasync reboot \ + acct chroot fsync sync fdatasync syncfs reboot \ gethostid sethostid \ revoke vhangup \ swapon swapoff mktemp mkstemp mkstemp64 mkdtemp \ diff --git a/misc/Versions b/misc/Versions index 3ffe3d1..3a31c7f 100644 --- a/misc/Versions +++ b/misc/Versions @@ -143,4 +143,7 @@ libc { GLIBC_2.11 { mkstemps; mkstemps64; mkostemps; mkostemps64; } + GLIBC_2.14 { + syncfs; + } } diff --git a/misc/syncfs.c b/misc/syncfs.c new file mode 100644 index 0000000..bd7328c --- /dev/null +++ b/misc/syncfs.c @@ -0,0 +1,33 @@ +/* Copyright (C) 2011 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. */ + +#include +#include + +/* Make all changes done to all files on the file system associated + with FD actually appear on disk. */ +int +syncfs (int fd) +{ + __set_errno (ENOSYS); + return -1; +} + + +stub_warning (syncfs) +#include diff --git a/posix/unistd.h b/posix/unistd.h index 5ebcaf1..aa11860 100644 --- a/posix/unistd.h +++ b/posix/unistd.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1991-2009, 2010 Free Software Foundation, Inc. +/* Copyright (C) 1991-2009, 2010, 2011 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 @@ -977,6 +977,13 @@ extern int fsync (int __fd); #endif /* Use BSD || X/Open || Unix98. */ +#ifdef __USE_GNU +/* Make all changes done to all files on the file system associated + with FD actually appear on disk. */ +extern int syncfs (int __fd) __THROW; +#endif + + #if defined __USE_BSD || defined __USE_XOPEN_EXTENDED /* Return identifier for the current host. */ diff --git a/sysdeps/unix/syscalls.list b/sysdeps/unix/syscalls.list index 04ed63c..ad49170 100644 --- a/sysdeps/unix/syscalls.list +++ b/sysdeps/unix/syscalls.list @@ -55,6 +55,7 @@ swapoff - swapoff i:s swapoff swapon - swapon i:s swapon symlink - symlink i:ss __symlink symlink sync - sync i: sync +syncfs - syncfs i:i syncfs sys_fstat fxstat fstat i:ip __syscall_fstat sys_mknod xmknod mknod i:sii __syscall_mknod sys_stat xstat stat i:sp __syscall_stat -- 1.7.4 -- Andreas Schwab, schwab@redhat.com GPG Key fingerprint = D4E8 DBE3 3813 BB5D FA84 5EC7 45C6 250E 6F00 984E "And now for something completely different."