xref: /freebsd/include/ftw.h (revision f5147e312f43a9050468de539aeafa072caa1a60)
1 /*	$OpenBSD: ftw.h,v 1.1 2003/07/21 21:13:18 millert Exp $	*/
2 
3 /*-
4  * SPDX-License-Identifier: ISC
5  *
6  * Copyright (c) 2003 Todd C. Miller <Todd.Miller@courtesan.com>
7  *
8  * Permission to use, copy, modify, and distribute this software for any
9  * purpose with or without fee is hereby granted, provided that the above
10  * copyright notice and this permission notice appear in all copies.
11  *
12  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
13  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
14  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
15  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
16  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
17  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
18  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
19  *
20  * Sponsored in part by the Defense Advanced Research Projects
21  * Agency (DARPA) and Air Force Research Laboratory, Air Force
22  * Materiel Command, USAF, under agreement number F39502-99-1-0512.
23  *
24  * $FreeBSD$
25  */
26 
27 #ifndef	_FTW_H
28 #define	_FTW_H
29 
30 #include <sys/types.h>
31 #include <sys/stat.h>
32 
33 /*
34  * Valid flags for the 3rd argument to the function that is passed as the
35  * second argument to ftw(3) and nftw(3).  Say it three times fast!
36  */
37 #define	FTW_F		0	/* File.  */
38 #define	FTW_D		1	/* Directory.  */
39 #define	FTW_DNR		2	/* Directory without read permission.  */
40 #define	FTW_DP		3	/* Directory with subdirectories visited.  */
41 #define	FTW_NS		4	/* Unknown type; stat() failed.  */
42 #define	FTW_SL		5	/* Symbolic link.  */
43 #define	FTW_SLN		6	/* Sym link that names a nonexistent file.  */
44 
45 /*
46  * Flags for use as the 4th argument to nftw(3).  These may be ORed together.
47  */
48 #define	FTW_PHYS	0x01	/* Physical walk, don't follow sym links.  */
49 #define	FTW_MOUNT	0x02	/* The walk does not cross a mount point.  */
50 #define	FTW_DEPTH	0x04	/* Subdirs visited before the dir itself. */
51 #define	FTW_CHDIR	0x08	/* Change to a directory before reading it. */
52 
53 struct FTW {
54 	int base;
55 	int level;
56 };
57 
58 __BEGIN_DECLS
59 int	ftw(const char *, int (*)(const char *, const struct stat *, int), int);
60 int	nftw(const char *, int (*)(const char *, const struct stat *, int,
61 	    struct FTW *), int, int);
62 __END_DECLS
63 
64 #endif	/* !_FTW_H */
65