annotate src/ndir.h @ 440:8de8e3f6228a r21-2-28

Import from CVS: tag r21-2-28
author cvs
date Mon, 13 Aug 2007 11:33:38 +0200
parents 3ecd8885ac67
children abe6d1db359e
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1 /* This file is part of XEmacs.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3 XEmacs is free software; you can redistribute it and/or modify it
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4 under the terms of the GNU General Public License as published by the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5 Free Software Foundation; either version 2, or (at your option) any
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6 later version.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
7
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
8 XEmacs is distributed in the hope that it will be useful, but WITHOUT
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
9 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
10 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
11 for more details.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
12
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
13 You should have received a copy of the GNU General Public License
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
14 along with XEmacs; see the file COPYING. If not, write to
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
15 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
16 Boston, MA 02111-1307, USA. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
17
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
18 /* Synched up with: FSF 19.30. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
19
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
20 /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
21 <dir.h> -- definitions for 4.2BSD-compatible directory access
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
22
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
23 last edit: 09-Jul-1983 D A Gwyn
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
24 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
25
440
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 428
diff changeset
26 #ifndef INCLUDED_ndir_h_
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 428
diff changeset
27 #define INCLUDED_ndir_h_
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 428
diff changeset
28
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
29 #define DIRBLKSIZ 512 /* size of directory block */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
30 #ifdef WINDOWSNT
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
31 #define MAXNAMLEN 255
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
32 #else /* not WINDOWSNT */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
33 #define MAXNAMLEN 15 /* maximum filename length */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
34 #endif /* not WINDOWSNT */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
35 /* NOTE: MAXNAMLEN must be one less than a multiple of 4 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
36
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
37 struct direct /* data from readdir() */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
38 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
39 long d_ino; /* inode number of entry */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
40 unsigned short d_reclen; /* length of this record */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
41 unsigned short d_namlen; /* length of string in d_name */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
42 char d_name[MAXNAMLEN+1]; /* name of file */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
43 };
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
44
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
45 typedef struct
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
46 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
47 int dd_fd; /* file descriptor */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
48 int dd_loc; /* offset in block */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
49 int dd_size; /* amount of valid data */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
50 char dd_buf[DIRBLKSIZ]; /* directory block */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
51 } DIR; /* stream data from opendir() */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
52
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
53 DIR *opendir (CONST char *filename);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
54 int closedir (DIR *dirp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
55 struct direct *readdir (DIR *dirp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
56 struct direct *readdirver (DIR *dirp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
57 long telldir (DIR *dirp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
58 void seekdir (DIR *dirp, long loc);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
59
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
60 #define rewinddir( dirp ) seekdir( dirp, 0L )
440
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 428
diff changeset
61
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 428
diff changeset
62 #endif /* INCLUDED_ndir_h_ */