sync.c

来自「Glibc 2.3.2源代码(解压后有100多M)」· C语言 代码 · 共 32 行

/* Copyright (C) 1991,1992,1993,1994,1997,2001 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 <errno.h>
#include <unistd.h>
#include <hurd.h>

/* Make all changes done to all files actually appear on disk.  */
void
sync ()
{
  /* This is not actually synchronous; we don't wait.  */
  error_t err = __USEPORT (CRDIR, __file_syncfs (port, 0, 1));
  if (err)
    (void) __hurd_fail (err);
}