1 /* Utility to accept --help and --version options as unobtrusively as possible.
2 Copyright (C) 1993, 1994, 1998, 1999 Free Software Foundation, Inc.
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 2, or (at your option)
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.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software Foundation,
16 Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
18 /* Written by Jim Meyering. */
27 #include "long-options.h"
31 # define _(Text) gettext (Text)
36 static struct option const long_options[] =
38 {"help", no_argument, 0, 'h'},
39 {"version", no_argument, 0, 'v'},
43 /* Process long options --help and --version, but only if argc == 2.
44 Be careful not to gobble up `--'. */
47 parse_long_options (int argc,
49 const char *command_name,
58 saved_opterr = opterr;
60 /* Don't print an error message for unrecognized options. */
64 && (c = getopt_long (argc, argv, "+", long_options, NULL)) != -1)
72 printf ("%s (%s) %s\n", command_name, package, version);
73 printf (_("Written by %s.\n"), authors);
74 close_stdout (); /* FIXME: output failure exit status
75 should be settable via an arg. */
79 /* Don't process any other long-named options. */
84 /* Restore previous value. */
85 opterr = saved_opterr;
87 /* Reset this to zero so that getopt internals get initialized from
88 the probably-new parameters when/if getopt is called later. */