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