xref: /dragonfly/contrib/cvs-1.12/lib/dirname.h (revision 0ca59c34)
1 /*  Take file names apart into directory and base names.
2 
3     Copyright (C) 1998, 2001, 2003, 2004, 2005 Free Software Foundation, Inc.
4 
5     This program is free software; you can redistribute it and/or modify
6     it under the terms of the GNU General Public License as published by
7     the Free Software Foundation; either version 2, or (at your option)
8     any later version.
9 
10     This program is distributed in the hope that it will be useful,
11     but WITHOUT ANY WARRANTY; without even the implied warranty of
12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13     GNU General Public License for more details.
14 
15     You should have received a copy of the GNU General Public License
16     along with this program; if not, write to the Free Software Foundation,
17     Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
18 
19 #ifndef DIRNAME_H_
20 # define DIRNAME_H_ 1
21 
22 # include <stdbool.h>
23 # include <stddef.h>
24 
25 # ifndef DIRECTORY_SEPARATOR
26 #  define DIRECTORY_SEPARATOR '/'
27 # endif
28 
29 # ifndef ISSLASH
30 #  define ISSLASH(C) ((C) == DIRECTORY_SEPARATOR)
31 # endif
32 
33 # ifndef FILE_SYSTEM_PREFIX_LEN
34 #  define FILE_SYSTEM_PREFIX_LEN(File_name) 0
35 # endif
36 
37 # define IS_ABSOLUTE_FILE_NAME(F) ISSLASH ((F)[FILE_SYSTEM_PREFIX_LEN (F)])
38 # define IS_RELATIVE_FILE_NAME(F) (! IS_ABSOLUTE_FILE_NAME (F))
39 
40 char *base_name (char const *file);
41 char *dir_name (char const *file);
42 size_t base_len (char const *file);
43 size_t dir_len (char const *file);
44 
45 bool strip_trailing_slashes (char *file);
46 
47 #endif /* not DIRNAME_H_ */
48