1 /* $OpenBSD: fts.h,v 1.14 2012/12/05 23:19:57 deraadt Exp $ */ 2 /* $NetBSD: fts.h,v 1.7 2012/03/01 16:18:51 hans Exp $ */ 3 4 /* 5 * Copyright (c) 1989, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. Neither the name of the University nor the names of its contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 * 32 * @(#)fts.h 8.3 (Berkeley) 8/14/94 33 */ 34 35 #ifndef _FTS_H_ 36 #define _FTS_H_ 37 38 typedef struct { 39 struct _ftsent *fts_cur; /* current node */ 40 struct _ftsent *fts_child; /* linked list of children */ 41 struct _ftsent **fts_array; /* sort array */ 42 dev_t fts_dev; /* starting device # */ 43 char *fts_path; /* path for this descent */ 44 size_t fts_pathlen; /* sizeof(path) */ 45 int fts_nitems; /* elements in the sort array */ 46 int (*fts_compar)(); /* compare function */ 47 48 #define FTS_NOCHDIR 0x0004 /* don't change directories */ 49 #define FTS_PHYSICAL 0x0010 /* physical walk */ 50 #define FTS_XDEV 0x0040 /* don't cross devices */ 51 #define FTS_OPTIONMASK 0x0054 /* valid user option mask */ 52 53 #define FTS_STOP 0x2000 /* (private) unrecoverable error */ 54 int fts_options; /* fts_open options, global flags */ 55 } FTS; 56 57 typedef struct _ftsent { 58 struct _ftsent *fts_cycle; /* cycle node */ 59 struct _ftsent *fts_parent; /* parent directory */ 60 struct _ftsent *fts_link; /* next file in directory */ 61 char *fts_accpath; /* access path */ 62 char *fts_path; /* root path */ 63 int fts_errno; /* errno for this node */ 64 size_t fts_pathlen; /* strlen(fts_path) */ 65 size_t fts_namelen; /* strlen(fts_name) */ 66 67 ino_t fts_ino; /* inode */ 68 dev_t fts_dev; /* device */ 69 nlink_t fts_nlink; /* link count */ 70 71 #define FTS_ROOTPARENTLEVEL -1 72 #define FTS_ROOTLEVEL 0 73 #define FTS_MAXLEVEL 0x7fffffff 74 int fts_level; /* depth (-1 to N) */ 75 76 #define FTS_D 1 /* preorder directory */ 77 #define FTS_DC 2 /* directory that causes cycles */ 78 #define FTS_DEFAULT 3 /* none of the above */ 79 #define FTS_DNR 4 /* unreadable directory */ 80 #define FTS_DOT 5 /* dot or dot-dot */ 81 #define FTS_DP 6 /* postorder directory */ 82 #define FTS_ERR 7 /* error; errno is set */ 83 #define FTS_F 8 /* regular file */ 84 #define FTS_INIT 9 /* initialized only */ 85 #define FTS_NS 10 /* stat(2) failed */ 86 #define FTS_NSOK 11 /* no stat(2) requested */ 87 #define FTS_SL 12 /* symbolic link */ 88 unsigned short fts_info; /* user flags for FTSENT structure */ 89 90 #define FTS_NOINSTR 3 /* no instructions */ 91 #define FTS_SKIP 4 /* discard node */ 92 unsigned short fts_instr; /* fts_set() instructions */ 93 94 struct stat *fts_statp; /* stat(2) information */ 95 char fts_name[1]; /* file name */ 96 } FTSENT; 97 98 99 int fts_close(FTS *); 100 FTS *fts_open(char * const *, int, 101 int (*)(const FTSENT **, const FTSENT **)); 102 FTSENT *fts_read(FTS *); 103 int fts_set(FTS *, FTSENT *, int); 104 105 #endif /* !_FTS_H_ */ 106