[deliverable/binutils-gdb.git] / readline / posixdir.h

/* posixdir.h -- Posix directory reading includes and defines. */

/* Copyright (C) 1987,1991 Free Software Foundation, Inc.

   This file is part of GNU Bash, the Bourne Again SHell.

   Bash is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation, either version 3 of the License, or
   (at your option) any later version.

   Bash 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 General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with Bash.  If not, see <http://www.gnu.org/licenses/>.
*/

/* This file should be included instead of <dirent.h> or <sys/dir.h>. */

#if !defined (_POSIXDIR_H_)
#define _POSIXDIR_H_

#if defined (HAVE_DIRENT_H)
#  include <dirent.h>
#  if defined (HAVE_STRUCT_DIRENT_D_NAMLEN)
#    define D_NAMLEN(d)	((d)->d_namlen)
#  else
#    define D_NAMLEN(d)   (strlen ((d)->d_name))
#  endif /* !HAVE_STRUCT_DIRENT_D_NAMLEN */
#else
#  if defined (HAVE_SYS_NDIR_H)
#    include <sys/ndir.h>
#  endif
#  if defined (HAVE_SYS_DIR_H)
#    include <sys/dir.h>
#  endif
#  if defined (HAVE_NDIR_H)
#    include <ndir.h>
#  endif
#  if !defined (dirent)
#    define dirent direct
#  endif /* !dirent */
#  define D_NAMLEN(d)   ((d)->d_namlen)
#endif /* !HAVE_DIRENT_H */

#if defined (HAVE_STRUCT_DIRENT_D_INO) && !defined (HAVE_STRUCT_DIRENT_D_FILENO)
#  define d_fileno d_ino
#endif

#if defined (_POSIX_SOURCE) && (!defined (HAVE_STRUCT_DIRENT_D_INO) || defined (BROKEN_DIRENT_D_INO))
/* Posix does not require that the d_ino field be present, and some
   systems do not provide it. */
#  define REAL_DIR_ENTRY(dp) 1
#else
#  define REAL_DIR_ENTRY(dp) (dp->d_ino != 0)
#endif /* _POSIX_SOURCE */

#endif /* !_POSIXDIR_H_ */
Commit	Line	Data
	1	/* posixdir.h -- Posix directory reading includes and defines. */
	2
	3	/* Copyright (C) 1987,1991 Free Software Foundation, Inc.
	4
	5	This file is part of GNU Bash, the Bourne Again SHell.
	6
	7	Bash is free software: you can redistribute it and/or modify
	8	it under the terms of the GNU General Public License as published by
	9	the Free Software Foundation, either version 3 of the License, or
	10	(at your option) any later version.
	11
	12	Bash is distributed in the hope that it will be useful,
	13	but WITHOUT ANY WARRANTY; without even the implied warranty of
	14	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	15	GNU General Public License for more details.
	16
	17	You should have received a copy of the GNU General Public License
	18	along with Bash. If not, see <http://www.gnu.org/licenses/>.
	19	*/
	20
	21	/* This file should be included instead of <dirent.h> or <sys/dir.h>. */
	22
	23	#if !defined (_POSIXDIR_H_)
	24	#define _POSIXDIR_H_
	25
	26	#if defined (HAVE_DIRENT_H)
	27	# include <dirent.h>
	28	# if defined (HAVE_STRUCT_DIRENT_D_NAMLEN)
	29	# define D_NAMLEN(d) ((d)->d_namlen)
	30	# else
	31	# define D_NAMLEN(d) (strlen ((d)->d_name))
	32	# endif /* !HAVE_STRUCT_DIRENT_D_NAMLEN */
	33	#else
	34	# if defined (HAVE_SYS_NDIR_H)
	35	# include <sys/ndir.h>
	36	# endif
	37	# if defined (HAVE_SYS_DIR_H)
	38	# include <sys/dir.h>
	39	# endif
	40	# if defined (HAVE_NDIR_H)
	41	# include <ndir.h>
	42	# endif
	43	# if !defined (dirent)
	44	# define dirent direct
	45	# endif /* !dirent */
	46	# define D_NAMLEN(d) ((d)->d_namlen)
	47	#endif /* !HAVE_DIRENT_H */
	48
	49	#if defined (HAVE_STRUCT_DIRENT_D_INO) && !defined (HAVE_STRUCT_DIRENT_D_FILENO)
	50	# define d_fileno d_ino
	51	#endif
	52
	53	#if defined (_POSIX_SOURCE) && (!defined (HAVE_STRUCT_DIRENT_D_INO) \|\| defined (BROKEN_DIRENT_D_INO))
	54	/* Posix does not require that the d_ino field be present, and some
	55	systems do not provide it. */
	56	# define REAL_DIR_ENTRY(dp) 1
	57	#else
	58	# define REAL_DIR_ENTRY(dp) (dp->d_ino != 0)
	59	#endif /* _POSIX_SOURCE */
	60
	61	#endif /* !_POSIXDIR_H_ */