| /* File tree traversal functions declarations. |
| Copyright (C) 1994-2016 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| |
| The GNU C Library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Lesser General Public |
| License as published by the Free Software Foundation; either |
| version 2.1 of the License, or (at your option) any later version. |
| |
| The GNU C Library is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public |
| License along with the GNU C Library; if not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| /* |
| * Copyright (c) 1989, 1993 |
| * The Regents of the University of California. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 4. Neither the name of the University nor the names of its contributors |
| * may be used to endorse or promote products derived from this software |
| * without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * |
| * @(#)fts.h 8.3 (Berkeley) 8/14/94 |
| */ |
| |
| #ifndef _FTS_H |
| #define _FTS_H 1 |
| |
| #include <features.h> |
| #include <sys/types.h> |
| |
| |
| typedef struct { |
| struct _ftsent *fts_cur; /* current node */ |
| struct _ftsent *fts_child; /* linked list of children */ |
| struct _ftsent **fts_array; /* sort array */ |
| dev_t fts_dev; /* starting device # */ |
| char *fts_path; /* path for this descent */ |
| int fts_rfd; /* fd for root */ |
| int fts_pathlen; /* sizeof(path) */ |
| int fts_nitems; /* elements in the sort array */ |
| int (*fts_compar) (const void *, const void *); /* compare fn */ |
| |
| #define FTS_COMFOLLOW 0x0001 /* follow command line symlinks */ |
| #define FTS_LOGICAL 0x0002 /* logical walk */ |
| #define FTS_NOCHDIR 0x0004 /* don't change directories */ |
| #define FTS_NOSTAT 0x0008 /* don't get stat info */ |
| #define FTS_PHYSICAL 0x0010 /* physical walk */ |
| #define FTS_SEEDOT 0x0020 /* return dot and dot-dot */ |
| #define FTS_XDEV 0x0040 /* don't cross devices */ |
| #define FTS_WHITEOUT 0x0080 /* return whiteout information */ |
| #define FTS_OPTIONMASK 0x00ff /* valid user option mask */ |
| |
| #define FTS_NAMEONLY 0x0100 /* (private) child names only */ |
| #define FTS_STOP 0x0200 /* (private) unrecoverable error */ |
| int fts_options; /* fts_open options, global flags */ |
| } FTS; |
| |
| #ifdef __USE_LARGEFILE64 |
| typedef struct { |
| struct _ftsent64 *fts_cur; /* current node */ |
| struct _ftsent64 *fts_child; /* linked list of children */ |
| struct _ftsent64 **fts_array; /* sort array */ |
| dev_t fts_dev; /* starting device # */ |
| char *fts_path; /* path for this descent */ |
| int fts_rfd; /* fd for root */ |
| int fts_pathlen; /* sizeof(path) */ |
| int fts_nitems; /* elements in the sort array */ |
| int (*fts_compar) (const void *, const void *); /* compare fn */ |
| int fts_options; /* fts_open options, global flags */ |
| } FTS64; |
| #endif |
| |
| typedef struct _ftsent { |
| struct _ftsent *fts_cycle; /* cycle node */ |
| struct _ftsent *fts_parent; /* parent directory */ |
| struct _ftsent *fts_link; /* next file in directory */ |
| long fts_number; /* local numeric value */ |
| void *fts_pointer; /* local address value */ |
| char *fts_accpath; /* access path */ |
| char *fts_path; /* root path */ |
| int fts_errno; /* errno for this node */ |
| int fts_symfd; /* fd for symlink */ |
| u_short fts_pathlen; /* strlen(fts_path) */ |
| u_short fts_namelen; /* strlen(fts_name) */ |
| |
| ino_t fts_ino; /* inode */ |
| dev_t fts_dev; /* device */ |
| nlink_t fts_nlink; /* link count */ |
| |
| #define FTS_ROOTPARENTLEVEL -1 |
| #define FTS_ROOTLEVEL 0 |
| short fts_level; /* depth (-1 to N) */ |
| |
| #define FTS_D 1 /* preorder directory */ |
| #define FTS_DC 2 /* directory that causes cycles */ |
| #define FTS_DEFAULT 3 /* none of the above */ |
| #define FTS_DNR 4 /* unreadable directory */ |
| #define FTS_DOT 5 /* dot or dot-dot */ |
| #define FTS_DP 6 /* postorder directory */ |
| #define FTS_ERR 7 /* error; errno is set */ |
| #define FTS_F 8 /* regular file */ |
| #define FTS_INIT 9 /* initialized only */ |
| #define FTS_NS 10 /* stat(2) failed */ |
| #define FTS_NSOK 11 /* no stat(2) requested */ |
| #define FTS_SL 12 /* symbolic link */ |
| #define FTS_SLNONE 13 /* symbolic link without target */ |
| #define FTS_W 14 /* whiteout object */ |
| u_short fts_info; /* user flags for FTSENT structure */ |
| |
| #define FTS_DONTCHDIR 0x01 /* don't chdir .. to the parent */ |
| #define FTS_SYMFOLLOW 0x02 /* followed a symlink to get here */ |
| u_short fts_flags; /* private flags for FTSENT structure */ |
| |
| #define FTS_AGAIN 1 /* read node again */ |
| #define FTS_FOLLOW 2 /* follow symbolic link */ |
| #define FTS_NOINSTR 3 /* no instructions */ |
| #define FTS_SKIP 4 /* discard node */ |
| u_short fts_instr; /* fts_set() instructions */ |
| |
| struct stat *fts_statp; /* stat(2) information */ |
| char fts_name[1]; /* file name */ |
| } FTSENT; |
| |
| #ifdef __USE_LARGEFILE64 |
| typedef struct _ftsent64 { |
| struct _ftsent64 *fts_cycle; /* cycle node */ |
| struct _ftsent64 *fts_parent; /* parent directory */ |
| struct _ftsent64 *fts_link; /* next file in directory */ |
| long fts_number; /* local numeric value */ |
| void *fts_pointer; /* local address value */ |
| char *fts_accpath; /* access path */ |
| char *fts_path; /* root path */ |
| int fts_errno; /* errno for this node */ |
| int fts_symfd; /* fd for symlink */ |
| u_short fts_pathlen; /* strlen(fts_path) */ |
| u_short fts_namelen; /* strlen(fts_name) */ |
| |
| ino64_t fts_ino; /* inode */ |
| dev_t fts_dev; /* device */ |
| nlink_t fts_nlink; /* link count */ |
| |
| short fts_level; /* depth (-1 to N) */ |
| |
| u_short fts_info; /* user flags for FTSENT structure */ |
| |
| u_short fts_flags; /* private flags for FTSENT structure */ |
| |
| u_short fts_instr; /* fts_set() instructions */ |
| |
| struct stat64 *fts_statp; /* stat(2) information */ |
| char fts_name[1]; /* file name */ |
| } FTSENT64; |
| #endif |
| |
| __BEGIN_DECLS |
| #ifndef __USE_FILE_OFFSET64 |
| FTSENT *fts_children (FTS *, int); |
| int fts_close (FTS *); |
| FTS *fts_open (char * const *, int, |
| int (*)(const FTSENT **, const FTSENT **)); |
| FTSENT *fts_read (FTS *); |
| int fts_set (FTS *, FTSENT *, int) __THROW; |
| #else |
| # ifdef __REDIRECT |
| FTSENT *__REDIRECT (fts_children, (FTS *, int), fts64_children); |
| int __REDIRECT (fts_close, (FTS *), fts64_close); |
| FTS *__REDIRECT (fts_open, (char * const *, int, |
| int (*)(const FTSENT **, const FTSENT **)), |
| fts64_open); |
| FTSENT *__REDIRECT (fts_read, (FTS *), fts64_read); |
| int __REDIRECT (fts_set, (FTS *, FTSENT *, int), fts64_set) __THROW; |
| # else |
| # define fts_children fts64_children |
| # define fts_close fts64_close |
| # define fts_open fts64_open |
| # define fts_read fts64_read |
| # define fts_set fts64_set |
| # endif |
| #endif |
| #ifdef __USE_LARGEFILE64 |
| FTSENT64 *fts64_children (FTS64 *, int); |
| int fts64_close (FTS64 *); |
| FTS64 *fts64_open (char * const *, int, |
| int (*)(const FTSENT64 **, const FTSENT64 **)); |
| FTSENT64 *fts64_read (FTS64 *); |
| int fts64_set (FTS64 *, FTSENT64 *, int) __THROW; |
| #endif |
| __END_DECLS |
| |
| #endif /* fts.h */ |