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- /* basename -- strip directory and suffix from filenames
- Copyright (C) 1990, 1991 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. */
-
- /* Usage: basename name [suffix]
- NAME is a pathname; SUFFIX is a suffix to strip from it.
-
- basename /usr/foo/lossage/functions.l
- => functions.l
- basename /usr/foo/lossage/functions.l .l
- => functions
- basename functions.lisp p
- => functions.lis */
-
- #include <stdio.h>
- #include <sys/types.h>
- #include "system.h"
-
- char *basename ();
- void remove_suffix ();
- void strip_trailing_slashes ();
-
- void
- main (argc, argv)
- int argc;
- char **argv;
- {
- char *name;
-
- if (argc == 1 || argc > 3)
- {
- fprintf (stderr, "Usage: %s name [suffix]\n", argv[0]);
- exit (1);
- }
-
- strip_trailing_slashes (argv[1]);
-
- name = basename (argv[1]);
-
- if (argc == 3)
- remove_suffix (name, argv[2]);
-
- puts (name);
-
- exit (0);
- }
-
- /* Remove SUFFIX from the end of NAME if it is there, unless NAME
- consists entirely of SUFFIX. */
-
- void
- remove_suffix (name, suffix)
- register char *name, *suffix;
- {
- register char *np, *sp;
-
- np = name + strlen (name);
- sp = suffix + strlen (suffix);
-
- while (np > name && sp > suffix)
- if (*--np != *--sp)
- return;
- if (np > name)
- *np = '\0';
- }
-