Line data    Source code

       1             : /* sync - update the super block
       2             :    Copyright (C) 1994-2004 Free Software Foundation, Inc.
       3             : 
       4             :    This program is free software: you can redistribute it and/or modify
       5             :    it under the terms of the GNU General Public License as published by
       6             :    the Free Software Foundation, either version 3 of the License, or
       7             :    (at your option) any later version.
       8             : 
       9             :    This program 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
      12             :    GNU General Public License for more details.
      13             : 
      14             :    You should have received a copy of the GNU General Public License
      15             :    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
      16             : 
      17             : /* Written by Jim Meyering */
      18             : 
      19             : #include <config.h>
      20             : #include <getopt.h>
      21             : #include <stdio.h>
      22             : #include <sys/types.h>
      23             : 
      24             : #include "system.h"
      25             : #include "error.h"
      26             : #include "long-options.h"
      27             : 
      28             : /* The official name of this program (e.g., no `g' prefix).  */
      29             : #define PROGRAM_NAME "sync"
      30             : 
      31             : #define AUTHORS "Jim Meyering"
      32             : 
      33             : /* The name this program was run with. */
      34             : char *program_name;
      35             : 
      36             : void
      37           9 : usage (int status)
      38             : {
      39           9 :   if (status != EXIT_SUCCESS)
      40           7 :     fprintf (stderr, _("Try `%s --help' for more information.\n"),
      41             :              program_name);
      42             :   else
      43             :     {
      44           2 :       printf (_("Usage: %s [OPTION]\n"), program_name);
      45           2 :       fputs (_("\
      46             : Force changed blocks to disk, update the super block.\n\
      47             : \n\
      48             : "), stdout);
      49           2 :       fputs (HELP_OPTION_DESCRIPTION, stdout);
      50           2 :       fputs (VERSION_OPTION_DESCRIPTION, stdout);
      51           2 :       emit_bug_reporting_address ();
      52             :     }
      53           9 :   exit (status);
      54             : }
      55             : 
      56             : int
      57          21 : main (int argc, char **argv)
      58             : {
      59             :   initialize_main (&argc, &argv);
      60          21 :   program_name = argv[0];
      61          21 :   setlocale (LC_ALL, "");
      62             :   bindtextdomain (PACKAGE, LOCALEDIR);
      63             :   textdomain (PACKAGE);
      64             : 
      65          21 :   atexit (close_stdout);
      66             : 
      67          21 :   parse_long_options (argc, argv, PROGRAM_NAME, PACKAGE, VERSION,
      68             :                       usage, AUTHORS, (char const *) NULL);
      69          18 :   if (getopt_long (argc, argv, "", NULL, NULL) != -1)
      70           7 :     usage (EXIT_FAILURE);
      71             : 
      72          11 :   if (optind < argc)
      73           9 :     error (0, 0, _("ignoring all arguments"));
      74             : 
      75          11 :   sync ();
      76          11 :   exit (EXIT_SUCCESS);
      77             : }