RTEMS: cpukit/libmisc/shell/fts.h Source File

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fts.h
1/* $NetBSD: fts.h,v 1.14 2005/09/13 01:44:32 christos Exp $ */
2
3/*
4 * Copyright (c) 1989, 1993
5 * The Regents of the University of California. All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the University nor the names of its contributors
16 * may be used to endorse or promote products derived from this software
17 * without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 *
31 * @(#)fts.h 8.3 (Berkeley) 8/14/94
32 */
33
34#ifndef _FTS_H_
35#define _FTS_H_
36
37#ifndef __fts_stat_t
38#define __fts_stat_t struct stat
39#endif
40#ifndef __fts_nlink_t
41#define __fts_nlink_t nlink_t
42#endif
43#ifndef __fts_ino_t
44#define __fts_ino_t ino_t
45#endif
46
47 typedef struct {
48 struct _ftsent *fts_cur; /* current node */
49 struct _ftsent *fts_child; /* linked list of children */
50 struct _ftsent **fts_array; /* sort array */
51 dev_t fts_dev; /* starting device # */
52 char *fts_path; /* path for this descent */
53 int fts_rfd; /* fd for root */
54 u_int fts_pathlen; /* sizeof(path) */
55 u_int fts_nitems; /* elements in the sort array */
56 int (*fts_compar) /* compare function */
57 (const struct _ftsent **, const struct _ftsent **);
58
59#define FTS_COMFOLLOW 0x001 /* follow command line symlinks */
60#define FTS_LOGICAL 0x002 /* logical walk */
61#define FTS_NOCHDIR 0x004 /* don't change directories */
62#define FTS_NOSTAT 0x008 /* don't get stat info */
63#define FTS_PHYSICAL 0x010 /* physical walk */
64#define FTS_SEEDOT 0x020 /* return dot and dot-dot */
65#define FTS_XDEV 0x040 /* don't cross devices */
66#define FTS_WHITEOUT 0x080 /* return whiteout information */
67#define FTS_OPTIONMASK 0x0ff /* valid user option mask */
68
69#define FTS_NAMEONLY 0x100 /* (private) child names only */
70#define FTS_STOP 0x200 /* (private) unrecoverable error */
71 int fts_options; /* fts_open options, global flags */
72} FTS;
73
74 typedef struct _ftsent {
75 struct _ftsent *fts_cycle; /* cycle node */
76 struct _ftsent *fts_parent; /* parent directory */
77 struct _ftsent *fts_link; /* next file in directory */
78 long fts_number; /* local numeric value */
79 void *fts_pointer; /* local address value */
80 char *fts_accpath; /* access path */
81 char *fts_path; /* root path */
82 int fts_errno; /* errno for this node */
83 int fts_symfd; /* fd for symlink */
84 u_short fts_pathlen; /* strlen(fts_path) */
85 u_short fts_namelen; /* strlen(fts_name) */
86
87 __fts_ino_t fts_ino; /* inode */
88 dev_t fts_dev; /* device */
89 __fts_nlink_t fts_nlink; /* link count */
90
91#define FTS_ROOTPARENTLEVEL -1
92#define FTS_ROOTLEVEL 0
93 short fts_level; /* depth (-1 to N) */
94
95#define FTS_D 1 /* preorder directory */
96#define FTS_DC 2 /* directory that causes cycles */
97#define FTS_DEFAULT 3 /* none of the above */
98#define FTS_DNR 4 /* unreadable directory */
99#define FTS_DOT 5 /* dot or dot-dot */
100#define FTS_DP 6 /* postorder directory */
101#define FTS_ERR 7 /* error; errno is set */
102#define FTS_F 8 /* regular file */
103#define FTS_INIT 9 /* initialized only */
104#define FTS_NS 10 /* stat(2) failed */
105#define FTS_NSOK 11 /* no stat(2) requested */
106#define FTS_SL 12 /* symbolic link */
107#define FTS_SLNONE 13 /* symbolic link without target */
108#define FTS_W 14 /* whiteout object */
109 u_short fts_info; /* user flags for FTSENT structure */
110
111#define FTS_DONTCHDIR 0x01 /* don't chdir .. to the parent */
112#define FTS_SYMFOLLOW 0x02 /* followed a symlink to get here */
113#define FTS_ISW 0x04 /* this is a whiteout object */
114 u_short fts_flags; /* private flags for FTSENT structure */
115
116#define FTS_AGAIN 1 /* read node again */
117#define FTS_FOLLOW 2 /* follow symbolic link */
118#define FTS_NOINSTR 3 /* no instructions */
119#define FTS_SKIP 4 /* discard node */
120 u_short fts_instr; /* fts_set() instructions */
121
122 __fts_stat_t *fts_statp; /* stat(2) information */
123 char fts_name[1]; /* file name */
124} FTSENT;
125
126#include <sys/cdefs.h>
127
128#define __RENAME(n)
129#define fts_children rtems_shell_fts_children
130#define fts_close rtems_shell_fts_close
131#define fts_open rtems_shell_fts_open
132#define fts_read rtems_shell_fts_read
133#define fts_set rtems_shell_fts_set
134
135__BEGIN_DECLS
136#ifndef __LIBC12_SOURCE__
137 FTSENT *fts_children(FTS *, int) __RENAME(__fts_children30);
138int fts_close(FTS *) __RENAME(__fts_close30);
139 FTS *fts_open(char * const *, int,
140 int (*)(const FTSENT **, const FTSENT **)) __RENAME(__fts_open30);
141 FTSENT *fts_read(FTS *) __RENAME(__fts_read30);
142int fts_set(FTS *, FTSENT *, int) __RENAME(__fts_set30);
143#endif
144__END_DECLS
145
146#endif /* !_FTS_H_ */
FTS
Definition: fts.h:47
_ftsent
Definition: fts.h:74