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att
GitHub Repository: att/ast
 Path: blob/master/src/lib/libast/include/ast_dir.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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 * AT&T Research

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 *

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 * common dirent maintenance interface

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 */

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#ifndef _AST_DIR_H

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#define _AST_DIR_H

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#include <ast_lib.h>

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#if _mem_d_fileno_dirent || _mem_d_ino_dirent

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#if !_mem_d_fileno_dirent

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#undef	_mem_d_fileno_dirent

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#define _mem_d_fileno_dirent	1

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#define d_fileno		d_ino

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#endif

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#endif

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#if _BLD_ast

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#include "dirlib.h"

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#else

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#include <dirent.h>

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#endif

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#if _mem_d_fileno_dirent

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#define D_FILENO(d)		((d)->d_fileno)

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#endif

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#if _mem_d_namlen_dirent

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#define D_NAMLEN(d)		((d)->d_namlen)

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#else

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#define D_NAMLEN(d)		(strlen((d)->d_name))

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#endif

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#if _mem_d_reclen_dirent

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#define D_RECLEN(d)		((d)->d_reclen)

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#else

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#define D_RECLEN(d)		D_RECSIZ(d,D_NAMLEN(d))

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#endif

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#define D_RECSIZ(d,n)		(sizeof(*(d))-sizeof((d)->d_name)+((n)+sizeof(char*))&~(sizeof(char*)-1))

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/*

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 * NOTE: 2003-03-27 mac osx bug symlink==DT_REG bug discovered;

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 *	 the kernel *and* all directories must be fixed, so d_type

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 *	 is summarily disabled until we see that happen

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 */

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#if _mem_d_type_dirent && defined(DT_UNKNOWN) && defined(DT_REG) && defined(DT_DIR) && defined(DT_LNK) && ! ( __APPLE__ || __MACH__ )

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#define D_TYPE(d)		((d)->d_type)

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#endif

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#endif

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