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Annotation of embedaddon/readline/posixdir.h, revision 1.1

1.1     ! misho       1: /* posixdir.h -- Posix directory reading includes and defines. */
        !             2: 
        !             3: /* Copyright (C) 1987,1991,2012 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: /* The bash code fairly consistenly uses d_fileno; make sure it's available */
        !            50: #if defined (HAVE_STRUCT_DIRENT_D_INO) && !defined (HAVE_STRUCT_DIRENT_D_FILENO)
        !            51: #  define d_fileno d_ino
        !            52: #endif
        !            53: 
        !            54: /* Posix does not require that the d_ino field be present, and some
        !            55:    systems do not provide it. */
        !            56: #if !defined (HAVE_STRUCT_DIRENT_D_INO) || defined (BROKEN_DIRENT_D_INO)
        !            57: #  define REAL_DIR_ENTRY(dp) 1
        !            58: #else
        !            59: #  define REAL_DIR_ENTRY(dp) (dp->d_ino != 0)
        !            60: #endif /* _POSIX_SOURCE */
        !            61: 
        !            62: #if defined (HAVE_STRUCT_DIRENT_D_INO) && !defined (BROKEN_DIRENT_D_INO)
        !            63: #  define D_INO_AVAILABLE
        !            64: #endif
        !            65: 
        !            66: /* Signal the rest of the code that it can safely use dirent.d_fileno */
        !            67: #if defined (D_INO_AVAILABLE) || defined (HAVE_STRUCT_DIRENT_D_FILENO)
        !            68: #  define D_FILENO_AVAILABLE 1
        !            69: #endif
        !            70: 
        !            71: #endif /* !_POSIXDIR_H_ */