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Diffstat (limited to 'gnu/usr.bin/sort/long-options.c')
-rw-r--r-- | gnu/usr.bin/sort/long-options.c | 80 |
1 files changed, 0 insertions, 80 deletions
diff --git a/gnu/usr.bin/sort/long-options.c b/gnu/usr.bin/sort/long-options.c deleted file mode 100644 index f0cb68d..0000000 --- a/gnu/usr.bin/sort/long-options.c +++ /dev/null @@ -1,80 +0,0 @@ -/* Utility to accept --help and --version options as unobtrusively as possible. - Copyright (C) 1993, 1994 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 - the Free Software Foundation; either version 2, or (at your option) - any later version. - - This program 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 General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ - -/* Jim Meyering (meyering@comco.com) */ -/* $FreeBSD$ */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <stdio.h> -#include <getopt.h> -#include "long-options.h" - -static struct option const long_options[] = -{ - {"help", no_argument, 0, 'h'}, - {"version", no_argument, 0, 'v'}, - {0, 0, 0, 0} -}; - -/* Process long options --help and --version, but only if argc == 2. - 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)(); -{ - 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) - { - switch (c) - { - case 'h': - (*usage) (0); - - case 'v': - printf ("%s - %s\n", command_name, version_string); - exit (0); - - default: - /* Don't process any other long-named options. */ - break; - } - } - - /* Restore previous value. */ - opterr = saved_opterr; - - /* Restore optind in case it has advanced past a leading `--'. */ - optind = saved_optind; -} |