1 /* basename -- strip directory and suffix from filenames
2 Copyright (C) 90, 91, 92, 93, 1994 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
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, 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
29 #if defined (CONFIG_BROKETS)
30 /* We use <config.h> instead of "config.h" so that a compilation
31 using -I. -I$srcdir will use ./config.h rather than $srcdir/config.h
32 (which it would do because it found this file in $srcdir). */
40 #include <sys/types.h>
43 #include "long-options.h"
46 void strip_trailing_slashes ();
48 static void remove_suffix ();
50 /* The name this program was run with. */
58 fprintf (stderr, "Try `%s --help' for more information.\n",
63 Usage: %s PATH [SUFFIX]\n\
66 program_name, program_name);
69 --help display this help and exit\n\
70 --version output version information and exit\n\
83 program_name = argv[0];
85 parse_long_options (argc, argv, usage);
87 if (argc == 1 || argc > 3)
90 strip_trailing_slashes (argv[1]);
92 name = basename (argv[1]);
95 remove_suffix (name, argv[2]);
102 /* Remove SUFFIX from the end of NAME if it is there, unless NAME
103 consists entirely of SUFFIX. */
106 remove_suffix (name, suffix)
107 register char *name, *suffix;
109 register char *np, *sp;
111 np = name + strlen (name);
112 sp = suffix + strlen (suffix);
114 while (np > name && sp > suffix)