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	In a 32-bit environment with _FILE_OFFSET_BITS=64, the __REDIRECT macro combined with __THROW generates an invalid C++ declaration.
		
			
				
	
	
		
			216 lines
		
	
	
		
			8.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			216 lines
		
	
	
		
			8.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* File tree traversal functions declarations.
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|    Copyright (C) 1994-2017 Free Software Foundation, Inc.
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|    This file is part of the GNU C Library.
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| 
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|    The GNU C Library is free software; you can redistribute it and/or
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|    modify it under the terms of the GNU Lesser General Public
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|    License as published by the Free Software Foundation; either
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|    version 2.1 of the License, or (at your option) any later version.
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| 
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|    The GNU C Library is distributed in the hope that it will be useful,
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|    but WITHOUT ANY WARRANTY; without even the implied warranty of
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|    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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|    Lesser General Public License for more details.
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| 
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|    You should have received a copy of the GNU Lesser General Public
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|    License along with the GNU C Library; if not, see
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|    <http://www.gnu.org/licenses/>.  */
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| 
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| /*
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|  * Copyright (c) 1989, 1993
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|  *	The Regents of the University of California.  All rights reserved.
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|  *
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|  * Redistribution and use in source and binary forms, with or without
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|  * modification, are permitted provided that the following conditions
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|  * are met:
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|  * 1. Redistributions of source code must retain the above copyright
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|  *    notice, this list of conditions and the following disclaimer.
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|  * 2. Redistributions in binary form must reproduce the above copyright
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|  *    notice, this list of conditions and the following disclaimer in the
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|  *    documentation and/or other materials provided with the distribution.
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|  * 4. Neither the name of the University nor the names of its contributors
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|  *    may be used to endorse or promote products derived from this software
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|  *    without specific prior written permission.
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|  *
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|  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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|  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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|  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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|  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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|  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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|  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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|  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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|  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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|  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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|  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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|  * SUCH DAMAGE.
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|  *
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|  *	@(#)fts.h	8.3 (Berkeley) 8/14/94
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|  */
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| 
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| #ifndef	_FTS_H
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| #define	_FTS_H 1
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| 
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| #include <features.h>
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| #include <sys/types.h>
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| 
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| 
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| typedef struct {
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| 	struct _ftsent *fts_cur;	/* current node */
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| 	struct _ftsent *fts_child;	/* linked list of children */
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| 	struct _ftsent **fts_array;	/* sort array */
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| 	dev_t fts_dev;			/* starting device # */
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| 	char *fts_path;			/* path for this descent */
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| 	int fts_rfd;			/* fd for root */
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| 	int fts_pathlen;		/* sizeof(path) */
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| 	int fts_nitems;			/* elements in the sort array */
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| 	int (*fts_compar) (const void *, const void *); /* compare fn */
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| 
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| #define	FTS_COMFOLLOW	0x0001		/* follow command line symlinks */
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| #define	FTS_LOGICAL	0x0002		/* logical walk */
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| #define	FTS_NOCHDIR	0x0004		/* don't change directories */
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| #define	FTS_NOSTAT	0x0008		/* don't get stat info */
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| #define	FTS_PHYSICAL	0x0010		/* physical walk */
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| #define	FTS_SEEDOT	0x0020		/* return dot and dot-dot */
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| #define	FTS_XDEV	0x0040		/* don't cross devices */
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| #define FTS_WHITEOUT	0x0080		/* return whiteout information */
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| #define	FTS_OPTIONMASK	0x00ff		/* valid user option mask */
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| 
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| #define	FTS_NAMEONLY	0x0100		/* (private) child names only */
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| #define	FTS_STOP	0x0200		/* (private) unrecoverable error */
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| 	int fts_options;		/* fts_open options, global flags */
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| } FTS;
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| 
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| #ifdef __USE_LARGEFILE64
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| typedef struct {
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| 	struct _ftsent64 *fts_cur;	/* current node */
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| 	struct _ftsent64 *fts_child;	/* linked list of children */
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| 	struct _ftsent64 **fts_array;	/* sort array */
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| 	dev_t fts_dev;			/* starting device # */
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| 	char *fts_path;			/* path for this descent */
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| 	int fts_rfd;			/* fd for root */
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| 	int fts_pathlen;		/* sizeof(path) */
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| 	int fts_nitems;			/* elements in the sort array */
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| 	int (*fts_compar) (const void *, const void *); /* compare fn */
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| 	int fts_options;		/* fts_open options, global flags */
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| } FTS64;
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| #endif
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| 
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| typedef struct _ftsent {
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| 	struct _ftsent *fts_cycle;	/* cycle node */
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| 	struct _ftsent *fts_parent;	/* parent directory */
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| 	struct _ftsent *fts_link;	/* next file in directory */
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| 	long fts_number;	        /* local numeric value */
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| 	void *fts_pointer;	        /* local address value */
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| 	char *fts_accpath;		/* access path */
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| 	char *fts_path;			/* root path */
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| 	int fts_errno;			/* errno for this node */
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| 	int fts_symfd;			/* fd for symlink */
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| 	unsigned short fts_pathlen;	/* strlen(fts_path) */
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| 	unsigned short fts_namelen;	/* strlen(fts_name) */
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| 
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| 	ino_t fts_ino;			/* inode */
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| 	dev_t fts_dev;			/* device */
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| 	nlink_t fts_nlink;		/* link count */
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| 
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| #define	FTS_ROOTPARENTLEVEL	-1
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| #define	FTS_ROOTLEVEL		 0
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| 	short fts_level;		/* depth (-1 to N) */
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| 
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| #define	FTS_D		 1		/* preorder directory */
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| #define	FTS_DC		 2		/* directory that causes cycles */
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| #define	FTS_DEFAULT	 3		/* none of the above */
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| #define	FTS_DNR		 4		/* unreadable directory */
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| #define	FTS_DOT		 5		/* dot or dot-dot */
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| #define	FTS_DP		 6		/* postorder directory */
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| #define	FTS_ERR		 7		/* error; errno is set */
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| #define	FTS_F		 8		/* regular file */
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| #define	FTS_INIT	 9		/* initialized only */
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| #define	FTS_NS		10		/* stat(2) failed */
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| #define	FTS_NSOK	11		/* no stat(2) requested */
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| #define	FTS_SL		12		/* symbolic link */
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| #define	FTS_SLNONE	13		/* symbolic link without target */
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| #define FTS_W		14		/* whiteout object */
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| 	unsigned short fts_info;	/* user flags for FTSENT structure */
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| 
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| #define	FTS_DONTCHDIR	 0x01		/* don't chdir .. to the parent */
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| #define	FTS_SYMFOLLOW	 0x02		/* followed a symlink to get here */
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| 	unsigned short fts_flags;	/* private flags for FTSENT structure */
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| 
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| #define	FTS_AGAIN	 1		/* read node again */
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| #define	FTS_FOLLOW	 2		/* follow symbolic link */
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| #define	FTS_NOINSTR	 3		/* no instructions */
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| #define	FTS_SKIP	 4		/* discard node */
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| 	unsigned short fts_instr;	/* fts_set() instructions */
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| 
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| 	struct stat *fts_statp;		/* stat(2) information */
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| 	char fts_name[1];		/* file name */
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| } FTSENT;
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| 
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| #ifdef __USE_LARGEFILE64
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| typedef struct _ftsent64 {
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| 	struct _ftsent64 *fts_cycle;	/* cycle node */
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| 	struct _ftsent64 *fts_parent;	/* parent directory */
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| 	struct _ftsent64 *fts_link;	/* next file in directory */
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| 	long fts_number;	        /* local numeric value */
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| 	void *fts_pointer;	        /* local address value */
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| 	char *fts_accpath;		/* access path */
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| 	char *fts_path;			/* root path */
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| 	int fts_errno;			/* errno for this node */
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| 	int fts_symfd;			/* fd for symlink */
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| 	unsigned short fts_pathlen;		/* strlen(fts_path) */
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| 	unsigned short fts_namelen;		/* strlen(fts_name) */
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| 
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| 	ino64_t fts_ino;		/* inode */
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| 	dev_t fts_dev;			/* device */
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| 	nlink_t fts_nlink;		/* link count */
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| 
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| 	short fts_level;		/* depth (-1 to N) */
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| 
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| 	unsigned short fts_info;	/* user flags for FTSENT structure */
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| 
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| 	unsigned short fts_flags;	/* private flags for FTSENT structure */
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| 
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| 	unsigned short fts_instr;	/* fts_set() instructions */
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| 
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| 	struct stat64 *fts_statp;	/* stat(2) information */
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| 	char fts_name[1];		/* file name */
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| } FTSENT64;
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| #endif
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| 
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| __BEGIN_DECLS
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| #ifndef __USE_FILE_OFFSET64
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| FTSENT	*fts_children (FTS *, int);
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| int	 fts_close (FTS *);
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| FTS	*fts_open (char * const *, int,
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| 		   int (*)(const FTSENT **, const FTSENT **));
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| FTSENT	*fts_read (FTS *);
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| int	 fts_set (FTS *, FTSENT *, int) __THROW;
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| #else
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| # ifdef __REDIRECT
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| FTSENT	*__REDIRECT (fts_children, (FTS *, int), fts64_children);
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| int	 __REDIRECT (fts_close, (FTS *), fts64_close);
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| FTS	*__REDIRECT (fts_open, (char * const *, int,
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| 				int (*)(const FTSENT **, const FTSENT **)),
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| 		     fts64_open);
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| FTSENT	*__REDIRECT (fts_read, (FTS *), fts64_read);
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| int	 __REDIRECT_NTH (fts_set, (FTS *, FTSENT *, int), fts64_set);
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| # else
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| #  define fts_children fts64_children
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| #  define fts_close fts64_close
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| #  define fts_open fts64_open
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| #  define fts_read fts64_read
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| #  define fts_set fts64_set
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| # endif
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| #endif
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| #ifdef __USE_LARGEFILE64
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| FTSENT64 *fts64_children (FTS64 *, int);
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| int	  fts64_close (FTS64 *);
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| FTS64	 *fts64_open (char * const *, int,
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| 		      int (*)(const FTSENT64 **, const FTSENT64 **));
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| FTSENT64 *fts64_read (FTS64 *);
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| int	 fts64_set (FTS64 *, FTSENT64 *, int) __THROW;
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| #endif
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| __END_DECLS
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| 
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| #endif /* fts.h */
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