/* Utility to accept --help and --version options as unobtrusively as possible.
- Copyright (C) 1993, 1994 Free Software Foundation, Inc.
+ Copyright (C) 1993, 1994, 1998, 1999 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
/* Written by Jim Meyering. */
-#ifdef HAVE_CONFIG_H
-#include <config.h>
+#if HAVE_CONFIG_H
+# include <config.h>
#endif
#include <stdio.h>
#include <getopt.h>
+#include "closeout.h"
#include "long-options.h"
+#include "version-etc.h"
+
+#if ENABLE_NLS
+# include <libintl.h>
+# define _(Text) gettext (Text)
+#else
+# define _(Text) Text
+#endif
static struct option const long_options[] =
{
Be careful not to gobble up `--'. */
void
-parse_long_options (argc, argv, command_name, version_string, usage)
- int argc;
- char **argv;
- const char *command_name;
- const char *version_string;
- void (*usage)();
+parse_long_options (int argc,
+ char **argv,
+ const char *command_name,
+ const char *package,
+ const char *version,
+ const char *authors,
+ void (*usage_func)())
{
int c;
int saved_opterr;
- int saved_optind;
saved_opterr = opterr;
- saved_optind = optind;
/* Don't print an error message for unrecognized options. */
opterr = 0;
if (argc == 2
- && (c = getopt_long (argc, argv, "+", long_options, (int *) 0)) != EOF)
+ && (c = getopt_long (argc, argv, "+", long_options, NULL)) != -1)
{
switch (c)
{
case 'h':
- (*usage) (0);
+ (*usage_func) (0);
case 'v':
- printf ("%s - %s\n", command_name, version_string);
+ version_etc (stdout, command_name, package, version, authors);
+ close_stdout (); /* FIXME: output failure exit status
+ should be settable via an arg. */
exit (0);
default:
/* Restore previous value. */
opterr = saved_opterr;
- /* Restore optind in case it has advanced past a leading `--'. */
- optind = saved_optind;
+ /* Reset this to zero so that getopt internals get initialized from
+ the probably-new parameters when/if getopt is called later. */
+ optind = 0;
}