2 * Copyright (c) 1989, 1993
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29 * @(#)fts.h 8.3 (Berkeley) 8/14/94
37 struct _ftsent *fts_cur; /* current node */
38 struct _ftsent *fts_child; /* linked list of children */
39 struct _ftsent **fts_array; /* sort array */
40 dev_t fts_dev; /* starting device # */
41 char *fts_path; /* path for this descent */
42 int fts_rfd; /* fd for root */
43 int fts_pathlen; /* sizeof(path) */
44 int fts_nitems; /* elements in the sort array */
45 int (*fts_compar) /* compare function */
46 (const struct _ftsent * const *, const struct _ftsent * const *);
48 #define FTS_COMFOLLOW 0x001 /* follow command line symlinks */
49 #define FTS_LOGICAL 0x002 /* logical walk */
50 #define FTS_NOCHDIR 0x004 /* don't change directories */
51 #define FTS_NOSTAT 0x008 /* don't get stat info */
52 #define FTS_PHYSICAL 0x010 /* physical walk */
53 #define FTS_SEEDOT 0x020 /* return dot and dot-dot */
54 #define FTS_XDEV 0x040 /* don't cross devices */
55 #define FTS_WHITEOUT 0x080 /* return whiteout information */
56 #define FTS_OPTIONMASK 0x0ff /* valid user option mask */
58 #define FTS_NAMEONLY 0x100 /* (private) child names only */
59 #define FTS_STOP 0x200 /* (private) unrecoverable error */
60 int fts_options; /* fts_open options, global flags */
61 void *fts_clientptr; /* thunk for sort function */
64 typedef struct _ftsent {
65 struct _ftsent *fts_cycle; /* cycle node */
66 struct _ftsent *fts_parent; /* parent directory */
67 struct _ftsent *fts_link; /* next file in directory */
70 long __fts_number; /* local numeric value */
71 void *__fts_pointer; /* local address value */
75 #define fts_number __union_ftsent.__struct_ftsent.__fts_number
76 #define fts_pointer __union_ftsent.__struct_ftsent.__fts_pointer
77 #define fts_bignum __union_ftsent.__fts_bignum
78 char *fts_accpath; /* access path */
79 char *fts_path; /* root path */
80 int fts_errno; /* errno for this node */
81 int fts_symfd; /* fd for symlink */
82 u_short fts_pathlen; /* strlen(fts_path) */
83 u_short fts_namelen; /* strlen(fts_name) */
85 ino_t fts_ino; /* inode */
86 dev_t fts_dev; /* device */
87 nlink_t fts_nlink; /* link count */
89 #define FTS_ROOTPARENTLEVEL -1
90 #define FTS_ROOTLEVEL 0
91 short fts_level; /* depth (-1 to N) */
93 #define FTS_D 1 /* preorder directory */
94 #define FTS_DC 2 /* directory that causes cycles */
95 #define FTS_DEFAULT 3 /* none of the above */
96 #define FTS_DNR 4 /* unreadable directory */
97 #define FTS_DOT 5 /* dot or dot-dot */
98 #define FTS_DP 6 /* postorder directory */
99 #define FTS_ERR 7 /* error; errno is set */
100 #define FTS_F 8 /* regular file */
101 #define FTS_INIT 9 /* initialized only */
102 #define FTS_NS 10 /* stat(2) failed */
103 #define FTS_NSOK 11 /* no stat(2) requested */
104 #define FTS_SL 12 /* symbolic link */
105 #define FTS_SLNONE 13 /* symbolic link without target */
106 #define FTS_W 14 /* whiteout object */
107 u_short fts_info; /* user flags for FTSENT structure */
109 #define FTS_DONTCHDIR 0x01 /* don't chdir .. to the parent */
110 #define FTS_SYMFOLLOW 0x02 /* followed a symlink to get here */
111 #define FTS_ISW 0x04 /* this is a whiteout object */
112 u_short fts_flags; /* private flags for FTSENT structure */
114 #define FTS_AGAIN 1 /* read node again */
115 #define FTS_FOLLOW 2 /* follow symbolic link */
116 #define FTS_NOINSTR 3 /* no instructions */
117 #define FTS_SKIP 4 /* discard node */
118 u_short fts_instr; /* fts_set() instructions */
120 struct stat *fts_statp; /* stat(2) information */
121 char *fts_name; /* file name */
122 FTS *fts_fts; /* back pointer to main FTS */
125 #define fts_get_clientptr(fts) ((fts)->fts_clientptr)
126 #define fts_get_stream(ftsent) ((ftsent)->fts_fts)
128 #endif /* !_FTS_H_ */