| 1 | /* |
| 2 | * Copyright (c) 1989 The Regents of the University of California. |
| 3 | * All rights reserved. |
| 4 | * |
| 5 | * %sccs.include.redist.c% |
| 6 | * |
| 7 | * @(#)fts.h 5.24 (Berkeley) %G% |
| 8 | */ |
| 9 | |
| 10 | #ifndef _FTS_H_ |
| 11 | #define _FTS_H_ |
| 12 | |
| 13 | typedef struct { |
| 14 | struct _ftsent *fts_cur; /* current node */ |
| 15 | struct _ftsent *fts_child; /* linked list of children */ |
| 16 | struct _ftsent **fts_array; /* sort array */ |
| 17 | dev_t fts_dev; /* starting device # */ |
| 18 | char *fts_path; /* path for this descent */ |
| 19 | int fts_rfd; /* fd for root */ |
| 20 | int fts_pathlen; /* sizeof(path) */ |
| 21 | int fts_nitems; /* elements in the sort array */ |
| 22 | int (*fts_compar)(); /* compare function */ |
| 23 | |
| 24 | #define FTS_COMFOLLOW 0x001 /* follow command line symlinks */ |
| 25 | #define FTS_LOGICAL 0x002 /* logical walk */ |
| 26 | #define FTS_NOCHDIR 0x004 /* don't change directories */ |
| 27 | #define FTS_NOSTAT 0x008 /* don't get stat info */ |
| 28 | #define FTS_PHYSICAL 0x010 /* physical walk */ |
| 29 | #define FTS_SEEDOT 0x020 /* return dot and dot-dot */ |
| 30 | #define FTS_XDEV 0x040 /* don't cross devices */ |
| 31 | #define FTS_OPTIONMASK 0x07f /* valid user option mask */ |
| 32 | |
| 33 | #define FTS_NAMEONLY 0x080 /* (private) child names only */ |
| 34 | #define FTS_STOP 0x100 /* (private) unrecoverable error */ |
| 35 | int fts_options; /* fts_open options, global flags */ |
| 36 | } FTS; |
| 37 | |
| 38 | typedef struct _ftsent { |
| 39 | struct _ftsent *fts_cycle; /* cycle node */ |
| 40 | struct _ftsent *fts_parent; /* parent directory */ |
| 41 | struct _ftsent *fts_link; /* next file in directory */ |
| 42 | long fts_number; /* local numeric value */ |
| 43 | void *fts_pointer; /* local address value */ |
| 44 | char *fts_accpath; /* access path */ |
| 45 | char *fts_path; /* root path */ |
| 46 | int fts_errno; /* errno for this node */ |
| 47 | int fts_symfd; /* fd for symlink */ |
| 48 | u_short fts_pathlen; /* strlen(fts_path) */ |
| 49 | u_short fts_namelen; /* strlen(fts_name) */ |
| 50 | |
| 51 | ino_t fts_ino; /* inode */ |
| 52 | dev_t fts_dev; /* device */ |
| 53 | nlink_t fts_nlink; /* link count */ |
| 54 | |
| 55 | #define FTS_ROOTPARENTLEVEL -1 |
| 56 | #define FTS_ROOTLEVEL 0 |
| 57 | short fts_level; /* depth (-1 to N) */ |
| 58 | |
| 59 | #define FTS_D 1 /* preorder directory */ |
| 60 | #define FTS_DC 2 /* directory that causes cycles */ |
| 61 | #define FTS_DEFAULT 3 /* none of the above */ |
| 62 | #define FTS_DNR 4 /* unreadable directory */ |
| 63 | #define FTS_DOT 5 /* dot or dot-dot */ |
| 64 | #define FTS_DP 6 /* postorder directory */ |
| 65 | #define FTS_ERR 7 /* error; errno is set */ |
| 66 | #define FTS_F 8 /* regular file */ |
| 67 | #define FTS_INIT 9 /* initialized only */ |
| 68 | #define FTS_NS 10 /* stat(2) failed */ |
| 69 | #define FTS_NSOK 11 /* no stat(2) requested */ |
| 70 | #define FTS_SL 12 /* symbolic link */ |
| 71 | #define FTS_SLNONE 13 /* symbolic link without target */ |
| 72 | u_short fts_info; /* user flags for FTSENT structure */ |
| 73 | |
| 74 | #define FTS_DONTCHDIR 0x01 /* don't chdir .. to the parent */ |
| 75 | #define FTS_SYMFOLLOW 0x02 /* followed a symlink to get here */ |
| 76 | u_short fts_flags; /* private flags for FTSENT structure */ |
| 77 | |
| 78 | #define FTS_AGAIN 1 /* read node again */ |
| 79 | #define FTS_FOLLOW 2 /* follow symbolic link */ |
| 80 | #define FTS_NOINSTR 3 /* no instructions */ |
| 81 | #define FTS_SKIP 4 /* discard node */ |
| 82 | u_short fts_instr; /* fts_set() instructions */ |
| 83 | |
| 84 | struct stat *fts_statp; /* stat(2) information */ |
| 85 | char fts_name[1]; /* file name */ |
| 86 | } FTSENT; |
| 87 | |
| 88 | #include <sys/cdefs.h> |
| 89 | |
| 90 | __BEGIN_DECLS |
| 91 | FTSENT *fts_children __P((FTS *, int)); |
| 92 | int fts_close __P((FTS *)); |
| 93 | FTS *fts_open __P((char * const *, int, |
| 94 | int (*)(const FTSENT **, const FTSENT **))); |
| 95 | FTSENT *fts_read __P((FTS *)); |
| 96 | int fts_set __P((FTS *, FTSENT *, int)); |
| 97 | __END_DECLS |
| 98 | |
| 99 | #endif /* !_FTS_H_ */ |