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      1 /* $NetBSD: ftw.h,v 1.1 2005/12/30 23:07:33 agc Exp $ */
      2 
      3 /*	From OpenBSD: ftw.h,v 1.1 2003/07/21 21:13:18 millert Exp 	*/
      4 
      5 /*
      6  * Copyright (c) 2003 Todd C. Miller <Todd.Miller (at) 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 
     25 #ifndef	_FTW_H
     26 #define	_FTW_H
     27 
     28 #include <sys/types.h>
     29 #include <sys/stat.h>
     30 
     31 /*
     32  * Valid flags for the 3rd argument to the function that is passed as the
     33  * second argument to ftw(3) and nftw(3).  Say it three times fast!
     34  */
     35 #define	FTW_F		0	/* File.  */
     36 #define	FTW_D		1	/* Directory.  */
     37 #define	FTW_DNR		2	/* Directory without read permission.  */
     38 #define	FTW_DP		3	/* Directory with subdirectories visited.  */
     39 #define	FTW_NS		4	/* Unknown type; stat() failed.  */
     40 #define	FTW_SL		5	/* Symbolic link.  */
     41 #define	FTW_SLN		6	/* Sym link that names a nonexistent file.  */
     42 
     43 /*
     44  * Flags for use as the 4th argument to nftw(3).  These may be ORed together.
     45  */
     46 #define	FTW_PHYS	0x01	/* Physical walk, don't follow sym links.  */
     47 #define	FTW_MOUNT	0x02	/* The walk does not cross a mount point.  */
     48 #define	FTW_DEPTH	0x04	/* Subdirs visited before the dir itself. */
     49 #define	FTW_CHDIR	0x08	/* Change to a directory before reading it. */
     50 
     51 struct FTW {
     52 	int base;
     53 	int level;
     54 };
     55 
     56 __BEGIN_DECLS
     57 int	ftw(const char *, int (*)(const char *, const struct stat *, int), int);
     58 int	nftw(const char *, int (*)(const char *, const struct stat *, int,
     59 	    struct FTW *), int, int);
     60 __END_DECLS
     61 
     62 #endif	/* !_FTW_H */
     63