Annotation of embedaddon/readline/posixdir.h, revision 1.1.1.2
1.1 misho 1: /* posixdir.h -- Posix directory reading includes and defines. */
2:
3: /* Copyright (C) 1987,1991,2012 Free Software Foundation, Inc.
4:
5: This file is part of GNU Bash, the Bourne Again SHell.
6:
7: Bash is free software: you can redistribute it and/or modify
8: it under the terms of the GNU General Public License as published by
9: the Free Software Foundation, either version 3 of the License, or
10: (at your option) any later version.
11:
12: Bash is distributed in the hope that it will be useful,
13: but WITHOUT ANY WARRANTY; without even the implied warranty of
14: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15: GNU General Public License for more details.
16:
17: You should have received a copy of the GNU General Public License
18: along with Bash. If not, see <http://www.gnu.org/licenses/>.
19: */
20:
21: /* This file should be included instead of <dirent.h> or <sys/dir.h>. */
22:
23: #if !defined (_POSIXDIR_H_)
24: #define _POSIXDIR_H_
25:
26: #if defined (HAVE_DIRENT_H)
27: # include <dirent.h>
28: # if defined (HAVE_STRUCT_DIRENT_D_NAMLEN)
29: # define D_NAMLEN(d) ((d)->d_namlen)
30: # else
31: # define D_NAMLEN(d) (strlen ((d)->d_name))
32: # endif /* !HAVE_STRUCT_DIRENT_D_NAMLEN */
33: #else
34: # if defined (HAVE_SYS_NDIR_H)
35: # include <sys/ndir.h>
36: # endif
37: # if defined (HAVE_SYS_DIR_H)
38: # include <sys/dir.h>
39: # endif
40: # if defined (HAVE_NDIR_H)
41: # include <ndir.h>
42: # endif
43: # if !defined (dirent)
44: # define dirent direct
45: # endif /* !dirent */
46: # define D_NAMLEN(d) ((d)->d_namlen)
47: #endif /* !HAVE_DIRENT_H */
48:
1.1.1.2 ! misho 49: /* The bash code fairly consistently uses d_fileno; make sure it's available */
1.1 misho 50: #if defined (HAVE_STRUCT_DIRENT_D_INO) && !defined (HAVE_STRUCT_DIRENT_D_FILENO)
51: # define d_fileno d_ino
52: #endif
53:
54: /* Posix does not require that the d_ino field be present, and some
55: systems do not provide it. */
56: #if !defined (HAVE_STRUCT_DIRENT_D_INO) || defined (BROKEN_DIRENT_D_INO)
57: # define REAL_DIR_ENTRY(dp) 1
58: #else
59: # define REAL_DIR_ENTRY(dp) (dp->d_ino != 0)
60: #endif /* _POSIX_SOURCE */
61:
62: #if defined (HAVE_STRUCT_DIRENT_D_INO) && !defined (BROKEN_DIRENT_D_INO)
63: # define D_INO_AVAILABLE
64: #endif
65:
66: /* Signal the rest of the code that it can safely use dirent.d_fileno */
67: #if defined (D_INO_AVAILABLE) || defined (HAVE_STRUCT_DIRENT_D_FILENO)
68: # define D_FILENO_AVAILABLE 1
69: #endif
70:
71: #endif /* !_POSIXDIR_H_ */
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