external/gpl2/xcvs/dist/lib/openat.h

   1 /* provide a replacement openat function
   2    Copyright (C) 2004, 2005 Free Software Foundation, Inc.
   3
   4    This program is free software; you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation; either version 2, or (at your option)
   7    any later version.
   8
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program; if not, write to the Free Software Foundation,
  16    Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
  17
  18 /* written by Jim Meyering */
  19
  20 #include <fcntl.h>
  21
  22 #include <sys/types.h>
  23 #include <sys/stat.h>
  24 #include <dirent.h>
  25 #include <unistd.h>
  26
  27 #ifndef AT_FDCWD
  28 # define AT_FDCWD (-3041965) /* same value as Solaris 9 */
  29 # define AT_SYMLINK_NOFOLLOW 4096 /* same value as Solaris 9 */
  30
  31 # ifdef __OPENAT_PREFIX
  32 #  undef openat
  33 #  define __OPENAT_CONCAT(x, y) x ## y
  34 #  define __OPENAT_XCONCAT(x, y) __OPENAT_CONCAT (x, y)
  35 #  define __OPENAT_ID(y) __OPENAT_XCONCAT (__OPENAT_PREFIX, y)
  36 #  define openat __OPENAT_ID (openat)
  37 int openat (int fd, char const *file, int flags, /* mode_t mode */ ...);
  38 #  define fdopendir __OPENAT_ID (fdopendir)
  39 DIR *fdopendir (int fd);
  40 #  define fstatat __OPENAT_ID (fstatat)
  41 int fstatat (int fd, char const *file, struct stat *st, int flag);
  42 # endif
  43
  44 #endif