| 1 | /* $NetBSD: fts.h,v 1.12 2005/02/03 04:39:32 perry Exp $ */
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| 2 |
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| 3 | /*
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| 4 | * Copyright (c) 1989, 1993
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| 5 | * The Regents of the University of California. All rights reserved.
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| 6 | *
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| 7 | * Redistribution and use in source and binary forms, with or without
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| 8 | * modification, are permitted provided that the following conditions
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| 9 | * are met:
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| 10 | * 1. Redistributions of source code must retain the above copyright
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| 11 | * notice, this list of conditions and the following disclaimer.
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| 12 | * 2. Redistributions in binary form must reproduce the above copyright
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| 13 | * notice, this list of conditions and the following disclaimer in the
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| 14 | * documentation and/or other materials provided with the distribution.
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| 15 | * 3. Neither the name of the University nor the names of its contributors
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| 16 | * may be used to endorse or promote products derived from this software
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| 17 | * without specific prior written permission.
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| 18 | *
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| 19 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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| 20 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| 21 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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| 22 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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| 23 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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| 24 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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| 25 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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| 26 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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| 27 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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| 28 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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| 29 | * SUCH DAMAGE.
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| 30 | *
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| 31 | * @(#)fts.h 8.3 (Berkeley) 8/14/94
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| 32 | */
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| 33 |
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| 34 | #ifndef _FTS_H_
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| 35 | #define _FTS_H_
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| 36 |
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| 37 | typedef struct {
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| 38 | struct _ftsent *fts_cur; /* current node */
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| 39 | struct _ftsent *fts_child; /* linked list of children */
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| 40 | struct _ftsent **fts_array; /* sort array */
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| 41 | dev_t fts_dev; /* starting device # */
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| 42 | char *fts_path; /* path for this descent */
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| 43 | int fts_rfd; /* fd for root */
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| 44 | u_int fts_pathlen; /* sizeof(path) */
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| 45 | u_int fts_nitems; /* elements in the sort array */
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| 46 | int (*fts_compar) /* compare function */
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| 47 | (const struct _ftsent **, const struct _ftsent **);
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| 48 |
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| 49 | #define FTS_COMFOLLOW 0x001 /* follow command line symlinks */
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| 50 | #define FTS_LOGICAL 0x002 /* logical walk */
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| 51 | #define FTS_NOCHDIR 0x004 /* don't change directories */
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| 52 | #define FTS_NOSTAT 0x008 /* don't get stat info */
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| 53 | #define FTS_PHYSICAL 0x010 /* physical walk */
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| 54 | #define FTS_SEEDOT 0x020 /* return dot and dot-dot */
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| 55 | #define FTS_XDEV 0x040 /* don't cross devices */
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| 56 | #define FTS_WHITEOUT 0x080 /* return whiteout information */
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| 57 | #define FTS_OPTIONMASK 0x0ff /* valid user option mask */
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| 58 |
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| 59 | #define FTS_NAMEONLY 0x100 /* (private) child names only */
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| 60 | #define FTS_STOP 0x200 /* (private) unrecoverable error */
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| 61 | int fts_options; /* fts_open options, global flags */
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| 62 | } FTS;
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| 63 |
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| 64 | typedef struct _ftsent {
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| 65 | struct _ftsent *fts_cycle; /* cycle node */
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| 66 | struct _ftsent *fts_parent; /* parent directory */
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| 67 | struct _ftsent *fts_link; /* next file in directory */
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| 68 | long fts_number; /* local numeric value */
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| 69 | void *fts_pointer; /* local address value */
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| 70 | char *fts_accpath; /* access path */
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| 71 | char *fts_path; /* root path */
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| 72 | int fts_errno; /* errno for this node */
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| 73 | int fts_symfd; /* fd for symlink */
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| 74 | u_short fts_pathlen; /* strlen(fts_path) */
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| 75 | u_short fts_namelen; /* strlen(fts_name) */
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| 76 |
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| 77 | ino_t fts_ino; /* inode */
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| 78 | dev_t fts_dev; /* device */
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| 79 | #ifdef __LIBC12_SOURCE__
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| 80 | u_int16_t fts_nlink; /* link count */
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| 81 | #else
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| 82 | nlink_t fts_nlink; /* link count */
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| 83 | #endif
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| 84 |
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| 85 | #define FTS_ROOTPARENTLEVEL -1
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| 86 | #define FTS_ROOTLEVEL 0
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| 87 | short fts_level; /* depth (-1 to N) */
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| 88 |
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| 89 | #define FTS_D 1 /* preorder directory */
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| 90 | #define FTS_DC 2 /* directory that causes cycles */
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| 91 | #define FTS_DEFAULT 3 /* none of the above */
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| 92 | #define FTS_DNR 4 /* unreadable directory */
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| 93 | #define FTS_DOT 5 /* dot or dot-dot */
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| 94 | #define FTS_DP 6 /* postorder directory */
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| 95 | #define FTS_ERR 7 /* error; errno is set */
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| 96 | #define FTS_F 8 /* regular file */
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| 97 | #define FTS_INIT 9 /* initialized only */
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| 98 | #define FTS_NS 10 /* stat(2) failed */
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| 99 | #define FTS_NSOK 11 /* no stat(2) requested */
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| 100 | #define FTS_SL 12 /* symbolic link */
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| 101 | #define FTS_SLNONE 13 /* symbolic link without target */
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| 102 | #define FTS_W 14 /* whiteout object */
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| 103 | u_short fts_info; /* user flags for FTSENT structure */
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| 104 |
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| 105 | #define FTS_DONTCHDIR 0x01 /* don't chdir .. to the parent */
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| 106 | #define FTS_SYMFOLLOW 0x02 /* followed a symlink to get here */
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| 107 | #define FTS_ISW 0x04 /* this is a whiteout object */
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| 108 | u_short fts_flags; /* private flags for FTSENT structure */
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| 109 |
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| 110 | #define FTS_AGAIN 1 /* read node again */
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| 111 | #define FTS_FOLLOW 2 /* follow symbolic link */
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| 112 | #define FTS_NOINSTR 3 /* no instructions */
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| 113 | #define FTS_SKIP 4 /* discard node */
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| 114 | u_short fts_instr; /* fts_set() instructions */
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| 115 |
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| 116 | #ifdef __LIBC12_SOURCE__
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| 117 | struct stat12 *fts_statp; /* stat(2) information */
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| 118 | #else
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| 119 | struct stat *fts_statp; /* stat(2) information */
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| 120 | #endif
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| 121 | char fts_name[1]; /* file name */
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| 122 | } FTSENT;
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| 123 |
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| 124 | #include <sys/cdefs.h>
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| 125 |
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| 126 | __BEGIN_DECLS
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| 127 | #ifdef __LIBC12_SOURCE__
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| 128 | FTSENT *fts_children(FTS *, int);
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| 129 | int fts_close(FTS *);
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| 130 | FTS *fts_open(char * const *, int,
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| 131 | int (*)(const FTSENT **, const FTSENT **));
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| 132 | FTSENT *fts_read(FTS *);
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| 133 | int fts_set(FTS *, FTSENT *, int);
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| 134 | #else
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| 135 | FTSENT *fts_children(FTS *, int) __RENAME(__fts_children13);
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| 136 | int fts_close(FTS *) __RENAME(__fts_close13);
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| 137 | FTS *fts_open(char * const *, int,
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| 138 | int (*)(const FTSENT **, const FTSENT **))
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| 139 | __RENAME(__fts_open13);
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| 140 | FTSENT *fts_read(FTS *) __RENAME(__fts_read13);
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| 141 | int fts_set(FTS *, FTSENT *, int) __RENAME(__fts_set13);
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| 142 | #endif
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| 143 | __END_DECLS
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| 144 |
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| 145 | #endif /* !_FTS_H_ */
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