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"
38 /* The official name of this program (e.g., no `g' prefix). */
39 #define PROGRAM_NAME "basename"
41 #define AUTHORS "FIXME unknown"
43 /* The name this program was run with. */
50 fprintf (stderr, _("Try `%s --help' for more information.\n"),
55 Usage: %s NAME [SUFFIX]\n\
58 program_name, program_name);
60 Print NAME with any leading directory components removed.\n\
61 If specified, also remove a trailing SUFFIX.\n\
64 fputs (HELP_OPTION_DESCRIPTION, stdout);
65 fputs (VERSION_OPTION_DESCRIPTION, stdout);
66 printf (_("\nReport bugs to <%s>.\n"), PACKAGE_BUGREPORT);
71 /* Remove SUFFIX from the end of NAME if it is there, unless NAME
72 consists entirely of SUFFIX. */
75 remove_suffix (char *name, const char *suffix)
80 np = name + strlen (name);
81 sp = suffix + strlen (suffix);
83 while (np > name && sp > suffix)
91 main (int argc, char **argv)
95 initialize_main (&argc, &argv);
96 program_name = argv[0];
97 setlocale (LC_ALL, "");
98 bindtextdomain (PACKAGE, LOCALEDIR);
101 atexit (close_stdout);
103 parse_long_options (argc, argv, PROGRAM_NAME, GNU_PACKAGE, VERSION,
105 /* The above handles --help and --version.
106 Since there is no other invocation of getopt, handle `--' here. */
107 if (argc > 1 && STREQ (argv[1], "--"))
113 if (argc <= 1 || argc > 3)
115 error (0, 0, (argc <= 1 ? _("too few arguments")
116 : _("too many arguments")));
117 usage (EXIT_FAILURE);
120 name = base_name (argv[1]);
121 name[base_len (name)] = '\0';
124 remove_suffix (name, argv[2]);