1 | /* Define PATH_MAX somehow. Requires sys/types.h.
|
---|
2 | Copyright (C) 1992 Free Software Foundation, Inc.
|
---|
3 |
|
---|
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)
|
---|
7 | any later version.
|
---|
8 |
|
---|
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.
|
---|
13 |
|
---|
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. */
|
---|
17 |
|
---|
18 | #ifndef _PATHMAX_H
|
---|
19 | #define _PATHMAX_H
|
---|
20 |
|
---|
21 | #ifdef HAVE_UNISTD_H
|
---|
22 | #include <unistd.h>
|
---|
23 | #endif
|
---|
24 |
|
---|
25 | /* Non-POSIX BSD systems might have gcc's limits.h, which doesn't define
|
---|
26 | PATH_MAX but might cause redefinition warnings when sys/param.h is
|
---|
27 | later included (as on MORE/BSD 4.3). */
|
---|
28 | #if defined(_POSIX_VERSION) || (defined(HAVE_LIMITS_H) && !defined(__GNUC__))
|
---|
29 | #include <limits.h>
|
---|
30 | #endif
|
---|
31 |
|
---|
32 | #ifndef _POSIX_PATH_MAX
|
---|
33 | #define _POSIX_PATH_MAX 255
|
---|
34 | #endif
|
---|
35 |
|
---|
36 | #if !defined(PATH_MAX) && defined(_PC_PATH_MAX)
|
---|
37 | #define PATH_MAX (pathconf ("/", _PC_PATH_MAX) < 1 ? 1024 : pathconf ("/", _PC_PATH_MAX))
|
---|
38 | #endif
|
---|
39 |
|
---|
40 | /* Don't include sys/param.h if it already has been. */
|
---|
41 | #if defined(HAVE_SYS_PARAM_H) && !defined(PATH_MAX) && !defined(MAXPATHLEN)
|
---|
42 | #include <sys/param.h>
|
---|
43 | #endif
|
---|
44 |
|
---|
45 | #if !defined(PATH_MAX) && defined(MAXPATHLEN)
|
---|
46 | #define PATH_MAX MAXPATHLEN
|
---|
47 | #endif
|
---|
48 |
|
---|
49 | #ifndef PATH_MAX
|
---|
50 | #define PATH_MAX _POSIX_PATH_MAX
|
---|
51 | #endif
|
---|
52 |
|
---|
53 | #endif /* _PATHMAX_H */
|
---|