Commit | Line | Data |
---|---|---|
b98528ef WJLGJ |
1 | /* |
2 | * Copyright (c) 1989 The Regents of the University of California. | |
3 | * All rights reserved. | |
4 | * | |
5 | * Redistribution and use in source and binary forms, with or without | |
6 | * modification, are permitted provided that the following conditions | |
7 | * are met: | |
8 | * 1. Redistributions of source code must retain the above copyright | |
9 | * notice, this list of conditions and the following disclaimer. | |
10 | * 2. Redistributions in binary form must reproduce the above copyright | |
11 | * notice, this list of conditions and the following disclaimer in the | |
12 | * documentation and/or other materials provided with the distribution. | |
13 | * 3. All advertising materials mentioning features or use of this software | |
14 | * must display the following acknowledgement: | |
15 | * This product includes software developed by the University of | |
16 | * California, Berkeley and its contributors. | |
17 | * 4. Neither the name of the University nor the names of its contributors | |
18 | * may be used to endorse or promote products derived from this software | |
19 | * without specific prior written permission. | |
20 | * | |
21 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
22 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
25 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
27 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
28 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
30 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
31 | * SUCH DAMAGE. | |
32 | * | |
33 | * @(#)fts.h 5.14 (Berkeley) 4/3/91 | |
34 | */ | |
35 | ||
36 | #ifndef _FTS_H_ | |
37 | #define _FTS_H_ | |
38 | ||
39 | typedef struct { | |
40 | struct _ftsent *fts_cur; /* current node */ | |
41 | struct _ftsent *fts_child; /* linked list of children */ | |
42 | struct _ftsent *fts_savelink; /* saved link if node had a cycle */ | |
43 | struct _ftsent **fts_array; /* sort array */ | |
44 | dev_t rdev; /* starting device # */ | |
45 | char *fts_path; /* path for this descent */ | |
46 | int fts_dfd; /* fd for directories */ | |
47 | int fts_rfd; /* fd for root */ | |
48 | int fts_pathlen; /* sizeof(path) */ | |
49 | int fts_nitems; /* elements in the sort array */ | |
50 | int (*fts_compar)(); /* compare function */ | |
51 | ||
52 | #define FTS_LOGICAL 0x001 /* logical walk */ | |
53 | #define FTS_NOCHDIR 0x002 /* don't change directories */ | |
54 | #define FTS_NOSTAT 0x004 /* don't get stat info */ | |
55 | #define FTS_PHYSICAL 0x008 /* physical walk */ | |
56 | #define FTS_SEEDOT 0x010 /* return dot and dot-dot */ | |
57 | #define FTS_STOP 0x020 /* (private) unrecoverable error */ | |
58 | #define FTS_XDEV 0x040 /* don't cross devices */ | |
59 | int fts_options; /* openfts() options */ | |
60 | } FTS; | |
61 | ||
62 | typedef struct _ftsent { | |
63 | struct _ftsent *fts_parent; /* parent directory */ | |
64 | struct _ftsent *fts_link; /* cycle or next file structure */ | |
65 | union { | |
66 | long number; /* local numeric value */ | |
67 | void *pointer; /* local address value */ | |
68 | } fts_local; | |
69 | #define fts_number fts_local.number | |
70 | #define fts_pointer fts_local.pointer | |
71 | char *fts_accpath; /* access path */ | |
72 | char *fts_path; /* root path */ | |
73 | int fts_cderr; /* chdir failed -- errno */ | |
74 | short fts_pathlen; /* strlen(fts_path) */ | |
75 | short fts_namelen; /* strlen(fts_name) */ | |
76 | ||
77 | #define FTS_ROOTPARENTLEVEL -1 | |
78 | #define FTS_ROOTLEVEL 0 | |
79 | short fts_level; /* depth (-1 to N) */ | |
80 | ||
81 | #define FTS_D 1 /* preorder directory */ | |
82 | #define FTS_DC 2 /* directory that causes cycles */ | |
83 | #define FTS_DEFAULT 3 /* none of the above */ | |
84 | #define FTS_DNR 4 /* unreadable directory */ | |
85 | #define FTS_DP 5 /* postorder directory */ | |
86 | #define FTS_ERR 6 /* error; errno is set */ | |
87 | #define FTS_F 7 /* regular file */ | |
88 | #define FTS_NS 8 /* stat(2) failed */ | |
89 | #define FTS_NSOK 9 /* no stat(2) requested */ | |
90 | #define FTS_SL 10 /* symbolic link */ | |
91 | #define FTS_SLNONE 11 /* symbolic link without target */ | |
92 | u_short fts_info; /* user flags for FTSENT structure */ | |
93 | ||
94 | #define FTS_AGAIN 1 /* read node again */ | |
95 | #define FTS_FOLLOW 2 /* follow symbolic link */ | |
96 | #define FTS_NOINSTR 3 /* no instructions */ | |
97 | #define FTS_SKIP 4 /* discard node */ | |
98 | u_short fts_instr; /* fts_set() instructions */ | |
99 | ||
100 | struct stat fts_statb; /* stat(2) information */ | |
101 | char fts_name[1]; /* file name */ | |
102 | } FTSENT; | |
103 | ||
104 | #include <sys/cdefs.h> | |
105 | ||
106 | __BEGIN_DECLS | |
107 | FTSENT *fts_children __P((FTS *)); | |
108 | int fts_close __P((FTS *)); | |
109 | FTS *fts_open | |
110 | __P((char * const *, int, int (*)(const FTSENT *, const FTSENT *))); | |
111 | FTSENT *fts_read __P((FTS *)); | |
112 | int fts_set __P((FTS *, FTSENT *, int)); | |
113 | __END_DECLS | |
114 | ||
115 | #endif /* !_FTS_H_ */ |