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GitHub Repository: att/ast
 Path: blob/master/src/lib/libast/include/ftwalk.h
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/***********************************************************************

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*                                                                      *

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*               This software is part of the ast package               *

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*          Copyright (c) 1985-2011 AT&T Intellectual Property          *

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*                      and is licensed under the                       *

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*                 Eclipse Public License, Version 1.0                  *

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*                    by AT&T Intellectual Property                     *

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*                                                                      *

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*                A copy of the License is available at                 *

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*          http://www.eclipse.org/org/documents/epl-v10.html           *

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*         (with md5 checksum b35adb5213ca9657e911e9befb180842)         *

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*                                                                      *

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*              Information and Software Systems Research               *

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*                            AT&T Research                             *

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*                           Florham Park NJ                            *

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*                                                                      *

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*                 Glenn Fowler <[email protected]>                  *

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*                  David Korn <[email protected]>                   *

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*                   Phong Vo <[email protected]>                    *

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*                                                                      *

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***********************************************************************/

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#pragma prototyped

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/*

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 * Phong Vo

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 * Glenn Fowler

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 * AT&T Research

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 *

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 * ast ftwalk interface definitions

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 * ftwalk was the initial improvement on ftw and nftw

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 * which formed the basis for the POSIX fts proposal

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 *

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 * NOTE: this file is in cahoots with the fts implementation

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 */

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#ifndef _FTWALK_H

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#define _FTWALK_H

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#define fts_info	info

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#define fts_level	level

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#define fts_link	link

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#define fts_name	name

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#define fts_namelen	namelen

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#define fts_parent	parent

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#define fts_path	path

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#define fts_pathlen	pathlen

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#define _fts_status	status

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#define _fts_statb	statb

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#define FTSENT		Ftw_t			/* <fts.h> internal	*/

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#define Ftsent		FTW			/* <fts.h> internal	*/

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#define _FTSENT_LOCAL_PRIVATE_			/* <fts.h> internal	*/ \

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	union								   \

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	{								   \

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	long		number;			/* local numeric value	*/ \

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	void*		pointer;		/* local pointer value	*/ \

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	}		local;

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#include <fts.h>

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/*

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 * ftwalk() argument flags

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 */

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#define FTW_CANON	FTS_CANON

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#define FTW_CHILDREN	(FTS_USER<<0)

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#define FTW_DELAY	FTS_NOSTAT

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#define FTW_DOT		FTS_NOCHDIR

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#define FTW_META	FTS_META

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#define FTW_MOUNT	FTS_XDEV

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#define FTW_MULTIPLE	FTS_ONEPATH

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#define FTW_NOSEEDOTDIR	FTS_NOSEEDOTDIR

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#define FTW_PHYSICAL	FTS_PHYSICAL

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#define FTW_POST	(FTS_USER<<1)

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#define FTW_SEEDOTDIR	FTS_SEEDOTDIR

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#define FTW_TOP		FTS_TOP

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#define FTW_TWICE	(FTS_USER<<2)

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#define FTW_USER	(FTS_USER<<3)

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/*

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 * Ftw_t.info type bits

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 */

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#define FTW_C		FTS_C

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#define FTW_D		FTS_D

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#define FTW_DC		FTS_DC

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#define FTW_DNR		FTS_DNR

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#define FTW_DNX		FTS_DNX

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#define FTW_DP		FTS_DP

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#define FTW_F		FTS_F

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#define FTW_NR		FTS_NR

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#define FTW_NS		FTS_NS

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#define FTW_NSOK	FTS_NSOK

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#define FTW_NX		FTS_NX

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#define FTW_P		FTS_P

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#define FTW_SL		FTS_SL

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/*

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 * Ftw_t.status entry values

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 */

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#define FTW_NAME	FTS_DOT		/* access by Ftw_t.name		*/

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#define FTW_PATH	FTS_NOCHDIR	/* access by Ftw_t.path		*/

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/*

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 * Ftw_t.status return values

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 */

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#define FTW_AGAIN	FTS_AGAIN

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#define FTW_FOLLOW	FTS_FOLLOW

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#define FTW_NOPOST	FTS_NOPOSTORDER

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#define FTW_SKIP	FTS_SKIP

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#define FTW_STAT	FTS_STAT

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#if _BLD_ast && defined(__EXPORT__)

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#define extern		__EXPORT__

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#endif

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extern int	ftwalk(const char*, int(*)(Ftw_t*), int, int(*)(Ftw_t*, Ftw_t*));

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extern int	ftwflags(void);

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#undef	extern

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#endif

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