gl/unistd_.h

   1 /* Substitute for and wrapper around <unistd.h>.
   2    Copyright (C) 2006 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 #ifndef _GL_UNISTD_H
  19 #define _GL_UNISTD_H
  20
  21 #if HAVE_UNISTD_H
  22 # include @ABSOLUTE_UNISTD_H@
  23 #endif
  24
  25
  26 /* Declare overridden functions.  */
  27
  28 #ifdef __cplusplus
  29 extern "C" {
  30 #endif
  31
  32 #ifdef FCHDIR_REPLACEMENT
  33
  34 /* Change the process' current working directory to the directory on which
  35    the given file descriptor is open.  */
  36 extern int fchdir (int /*fd*/);
  37
  38 # define close rpl_close
  39 extern int close (int);
  40 # define dup rpl_dup
  41 extern int dup (int);
  42 # define dup2 rpl_dup2
  43 extern int dup2 (int, int);
  44
  45 #endif
  46
  47 #ifdef __cplusplus
  48 }
  49 #endif
  50
  51
  52 #endif /* _GL_UNISTD_H */