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comparison lib/dirname.h @ 265:68fbca173508 2.6

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Added generated files for release
author lost
date Tue, 22 Dec 2009 05:31:23 +0000
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264:61d1db1dfe2a 265:68fbca173508
1 /* Take file names apart into directory and base names.
2
3 Copyright (C) 1998, 2001, 2003-2006 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 3 of the License, or
8 (at your option) 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, see <http://www.gnu.org/licenses/>. */
17
18 #ifndef DIRNAME_H_
19 # define DIRNAME_H_ 1
20
21 # include <stdbool.h>
22 # include <stddef.h>
23
24 # ifndef DIRECTORY_SEPARATOR
25 # define DIRECTORY_SEPARATOR '/'
26 # endif
27
28 # ifndef ISSLASH
29 # define ISSLASH(C) ((C) == DIRECTORY_SEPARATOR)
30 # endif
31
32 # ifndef FILE_SYSTEM_PREFIX_LEN
33 # if FILE_SYSTEM_ACCEPTS_DRIVE_LETTER_PREFIX
34 /* This internal macro assumes ASCII, but all hosts that support drive
35 letters use ASCII. */
36 # define _IS_DRIVE_LETTER(c) (((unsigned int) (c) | ('a' - 'A')) - 'a' \
37 <= 'z' - 'a')
38 # define FILE_SYSTEM_PREFIX_LEN(Filename) \
39 (_IS_DRIVE_LETTER ((Filename)[0]) && (Filename)[1] == ':' ? 2 : 0)
40 # else
41 # define FILE_SYSTEM_PREFIX_LEN(Filename) 0
42 # endif
43 # endif
44
45 # ifndef FILE_SYSTEM_DRIVE_PREFIX_CAN_BE_RELATIVE
46 # define FILE_SYSTEM_DRIVE_PREFIX_CAN_BE_RELATIVE 0
47 # endif
48
49 # ifndef DOUBLE_SLASH_IS_DISTINCT_ROOT
50 # define DOUBLE_SLASH_IS_DISTINCT_ROOT 0
51 # endif
52
53 # if FILE_SYSTEM_DRIVE_PREFIX_CAN_BE_RELATIVE
54 # define IS_ABSOLUTE_FILE_NAME(F) ISSLASH ((F)[FILE_SYSTEM_PREFIX_LEN (F)])
55 # else
56 # define IS_ABSOLUTE_FILE_NAME(F) \
57 (ISSLASH ((F)[0]) || 0 < FILE_SYSTEM_PREFIX_LEN (F))
58 # endif
59 # define IS_RELATIVE_FILE_NAME(F) (! IS_ABSOLUTE_FILE_NAME (F))
60
61 char *base_name (char const *file);
62 char *dir_name (char const *file);
63 size_t base_len (char const *file);
64 size_t dir_len (char const *file);
65 char *last_component (char const *file);
66
67 bool strip_trailing_slashes (char *file);
68
69 #endif /* not DIRNAME_H_ */