1 /* basename -- strip directory and suffix from filenames
2 Copyright (C) 1990-1997, 1999-2003 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 /* Usage: basename name [suffix]
19 NAME is a pathname; SUFFIX is a suffix to strip from it.
21 basename /usr/foo/lossage/functions.l
23 basename /usr/foo/lossage/functions.l .l
25 basename functions.lisp p
30 #include <sys/types.h>
33 #include "long-options.h"
37 /* The official name of this program (e.g., no `g' prefix). */
38 #define PROGRAM_NAME "basename"
40 #define AUTHORS "FIXME unknown"
42 /* The name this program was run with. */
49 fprintf (stderr, _("Try `%s --help' for more information.\n"),
54 Usage: %s NAME [SUFFIX]\n\
57 program_name, program_name);
59 Print NAME with any leading directory components removed.\n\
60 If specified, also remove a trailing SUFFIX.\n\
63 fputs (HELP_OPTION_DESCRIPTION, stdout);
64 fputs (VERSION_OPTION_DESCRIPTION, stdout);
65 printf (_("\nReport bugs to <%s>.\n"), PACKAGE_BUGREPORT);
70 /* Remove SUFFIX from the end of NAME if it is there, unless NAME
71 consists entirely of SUFFIX. */
74 remove_suffix (char *name, const char *suffix)
79 np = name + strlen (name);
80 sp = suffix + strlen (suffix);
82 while (np > name && sp > suffix)
90 main (int argc, char **argv)
94 initialize_main (&argc, &argv);
95 program_name = argv[0];
96 setlocale (LC_ALL, "");
97 bindtextdomain (PACKAGE, LOCALEDIR);
100 atexit (close_stdout);
102 parse_long_options (argc, argv, PROGRAM_NAME, GNU_PACKAGE, VERSION,
103 usage, AUTHORS, NULL);
104 /* The above handles --help and --version.
105 Since there is no other invocation of getopt, handle `--' here. */
106 if (argc > 1 && STREQ (argv[1], "--"))
112 if (argc <= 1 || argc > 3)
114 error (0, 0, (argc <= 1 ? _("too few arguments")
115 : _("too many arguments")));
116 usage (EXIT_FAILURE);
119 name = base_name (argv[1]);
120 name[base_len (name)] = '\0';
123 remove_suffix (name, argv[2]);