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1.1 root 1: /*
2: * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3: *
4: * @APPLE_LICENSE_HEADER_START@
5: *
6: * The contents of this file constitute Original Code as defined in and
7: * are subject to the Apple Public Source License Version 1.1 (the
8: * "License"). You may not use this file except in compliance with the
9: * License. Please obtain a copy of the License at
10: * http://www.apple.com/publicsource and read it before using this file.
11: *
12: * This Original Code and all software distributed under the License are
13: * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
14: * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
15: * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
16: * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
17: * License for the specific language governing rights and limitations
18: * under the License.
19: *
20: * @APPLE_LICENSE_HEADER_END@
21: */
22: /*
23: * Copyright (c) 1989, 1993
24: * The Regents of the University of California. All rights reserved.
25: *
26: * Redistribution and use in source and binary forms, with or without
27: * modification, are permitted provided that the following conditions
28: * are met:
29: * 1. Redistributions of source code must retain the above copyright
30: * notice, this list of conditions and the following disclaimer.
31: * 2. Redistributions in binary form must reproduce the above copyright
32: * notice, this list of conditions and the following disclaimer in the
33: * documentation and/or other materials provided with the distribution.
34: * 3. All advertising materials mentioning features or use of this software
35: * must display the following acknowledgement:
36: * This product includes software developed by the University of
37: * California, Berkeley and its contributors.
38: * 4. Neither the name of the University nor the names of its contributors
39: * may be used to endorse or promote products derived from this software
40: * without specific prior written permission.
41: *
42: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
43: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
44: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
45: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
46: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
47: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
48: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
49: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
50: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
51: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
52: * SUCH DAMAGE.
53: *
54: * @(#)fts.h 8.3 (Berkeley) 8/14/94
55: */
56:
57: #ifndef _FTS_H_
58: #define _FTS_H_
59:
60: typedef struct {
61: struct _ftsent *fts_cur; /* current node */
62: struct _ftsent *fts_child; /* linked list of children */
63: struct _ftsent **fts_array; /* sort array */
64: dev_t fts_dev; /* starting device # */
65: char *fts_path; /* path for this descent */
66: int fts_rfd; /* fd for root */
67: int fts_pathlen; /* sizeof(path) */
68: int fts_nitems; /* elements in the sort array */
69: int (*fts_compar)(); /* compare function */
70:
71: #define FTS_COMFOLLOW 0x001 /* follow command line symlinks */
72: #define FTS_LOGICAL 0x002 /* logical walk */
73: #define FTS_NOCHDIR 0x004 /* don't change directories */
74: #define FTS_NOSTAT 0x008 /* don't get stat info */
75: #define FTS_PHYSICAL 0x010 /* physical walk */
76: #define FTS_SEEDOT 0x020 /* return dot and dot-dot */
77: #define FTS_XDEV 0x040 /* don't cross devices */
78: #define FTS_WHITEOUT 0x080 /* return whiteout information */
79: #define FTS_OPTIONMASK 0x0ff /* valid user option mask */
80:
81: #define FTS_NAMEONLY 0x100 /* (private) child names only */
82: #define FTS_STOP 0x200 /* (private) unrecoverable error */
83: int fts_options; /* fts_open options, global flags */
84: } FTS;
85:
86: typedef struct _ftsent {
87: struct _ftsent *fts_cycle; /* cycle node */
88: struct _ftsent *fts_parent; /* parent directory */
89: struct _ftsent *fts_link; /* next file in directory */
90: long fts_number; /* local numeric value */
91: void *fts_pointer; /* local address value */
92: char *fts_accpath; /* access path */
93: char *fts_path; /* root path */
94: int fts_errno; /* errno for this node */
95: int fts_symfd; /* fd for symlink */
96: u_short fts_pathlen; /* strlen(fts_path) */
97: u_short fts_namelen; /* strlen(fts_name) */
98:
99: ino_t fts_ino; /* inode */
100: dev_t fts_dev; /* device */
101: nlink_t fts_nlink; /* link count */
102:
103: #define FTS_ROOTPARENTLEVEL -1
104: #define FTS_ROOTLEVEL 0
105: short fts_level; /* depth (-1 to N) */
106:
107: #define FTS_D 1 /* preorder directory */
108: #define FTS_DC 2 /* directory that causes cycles */
109: #define FTS_DEFAULT 3 /* none of the above */
110: #define FTS_DNR 4 /* unreadable directory */
111: #define FTS_DOT 5 /* dot or dot-dot */
112: #define FTS_DP 6 /* postorder directory */
113: #define FTS_ERR 7 /* error; errno is set */
114: #define FTS_F 8 /* regular file */
115: #define FTS_INIT 9 /* initialized only */
116: #define FTS_NS 10 /* stat(2) failed */
117: #define FTS_NSOK 11 /* no stat(2) requested */
118: #define FTS_SL 12 /* symbolic link */
119: #define FTS_SLNONE 13 /* symbolic link without target */
120: #define FTS_W 14 /* whiteout object */
121: u_short fts_info; /* user flags for FTSENT structure */
122:
123: #define FTS_DONTCHDIR 0x01 /* don't chdir .. to the parent */
124: #define FTS_SYMFOLLOW 0x02 /* followed a symlink to get here */
125: #define FTS_ISW 0x04 /* this is a whiteout object */
126: u_short fts_flags; /* private flags for FTSENT structure */
127:
128: #define FTS_AGAIN 1 /* read node again */
129: #define FTS_FOLLOW 2 /* follow symbolic link */
130: #define FTS_NOINSTR 3 /* no instructions */
131: #define FTS_SKIP 4 /* discard node */
132: u_short fts_instr; /* fts_set() instructions */
133:
134: struct stat *fts_statp; /* stat(2) information */
135: char fts_name[1]; /* file name */
136: } FTSENT;
137:
138: #include <sys/cdefs.h>
139:
140: __BEGIN_DECLS
141: FTSENT *fts_children __P((FTS *, int));
142: int fts_close __P((FTS *));
143: FTS *fts_open __P((char * const *, int,
144: int (*)(const FTSENT **, const FTSENT **)));
145: FTSENT *fts_read __P((FTS *));
146: int fts_set __P((FTS *, FTSENT *, int));
147: __END_DECLS
148:
149: #endif /* !_FTS_H_ */
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