1 /* $NetBSD: fts.h,v 1.9 1998/11/06 19:44:52 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. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by the University of 18 * California, Berkeley and its contributors. 19 * 4. Neither the name of the University nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 * 35 * @(#)fts.h 8.3 (Berkeley) 8/14/94 36 */ 37 38 #ifndef _FTS_H_ 39 #define _FTS_H_ 40 41 typedef struct { 42 struct _ftsent *fts_cur; /* current node */ 43 struct _ftsent *fts_child; /* linked list of children */ 44 struct _ftsent **fts_array; /* sort array */ 45 dev_t fts_dev; /* starting device # */ 46 char *fts_path; /* path for this descent */ 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 __P((const struct _ftsent **, const struct _ftsent **)); 52 53 #define FTS_COMFOLLOW 0x001 /* follow command line symlinks */ 54 #define FTS_LOGICAL 0x002 /* logical walk */ 55 #define FTS_NOCHDIR 0x004 /* don't change directories */ 56 #define FTS_NOSTAT 0x008 /* don't get stat info */ 57 #define FTS_PHYSICAL 0x010 /* physical walk */ 58 #define FTS_SEEDOT 0x020 /* return dot and dot-dot */ 59 #define FTS_XDEV 0x040 /* don't cross devices */ 60 #define FTS_WHITEOUT 0x080 /* return whiteout information */ 61 #define FTS_OPTIONMASK 0x0ff /* valid user option mask */ 62 63 #define FTS_NAMEONLY 0x100 /* (private) child names only */ 64 #define FTS_STOP 0x200 /* (private) unrecoverable error */ 65 int fts_options; /* fts_open options, global flags */ 66 } FTS; 67 68 typedef struct _ftsent { 69 struct _ftsent *fts_cycle; /* cycle node */ 70 struct _ftsent *fts_parent; /* parent directory */ 71 struct _ftsent *fts_link; /* next file in directory */ 72 long fts_number; /* local numeric value */ 73 void *fts_pointer; /* local address value */ 74 char *fts_accpath; /* access path */ 75 char *fts_path; /* root path */ 76 int fts_errno; /* errno for this node */ 77 int fts_symfd; /* fd for symlink */ 78 u_short fts_pathlen; /* strlen(fts_path) */ 79 u_short fts_namelen; /* strlen(fts_name) */ 80 81 ino_t fts_ino; /* inode */ 82 dev_t fts_dev; /* device */ 83 #ifdef __LIBC12_SOURCE__ 84 u_int16_t fts_nlink; /* link count */ 85 #else 86 nlink_t fts_nlink; /* link count */ 87 #endif 88 89 #define FTS_ROOTPARENTLEVEL -1 90 #define FTS_ROOTLEVEL 0 91 short fts_level; /* depth (-1 to N) */ 92 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 */ 108 109 #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 */ 113 114 #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 */ 119 120 #ifdef __LIBC12_SOURCE__ 121 struct stat12 *fts_statp; /* stat(2) information */ 122 #else 123 struct stat *fts_statp; /* stat(2) information */ 124 #endif 125 char fts_name[1]; /* file name */ 126 } FTSENT; 127 128 #include <sys/cdefs.h> 129 130 __BEGIN_DECLS 131 #ifdef __LIBC12_SOURCE__ 132 FTSENT *fts_children __P((FTS *, int)); 133 int fts_close __P((FTS *)); 134 FTS *fts_open __P((char * const *, int, 135 int (*)(const FTSENT **, const FTSENT **))); 136 FTSENT *fts_read __P((FTS *)); 137 int fts_set __P((FTS *, FTSENT *, int)); 138 #else 139 FTSENT *fts_children __P((FTS *, int)) __RENAME(__fts_children13); 140 int fts_close __P((FTS *)) __RENAME(__fts_close13); 141 FTS *fts_open __P((char * const *, int, 142 int (*)(const FTSENT **, const FTSENT **))) 143 __RENAME(__fts_open13); 144 FTSENT *fts_read __P((FTS *)) __RENAME(__fts_read13); 145 int fts_set __P((FTS *, FTSENT *, int)) __RENAME(__fts_set13); 146 #endif 147 __END_DECLS 148 149 #endif /* !_FTS_H_ */ 150