lib/close.c

   1 /* close replacement.
   2    Copyright (C) 2008-2011 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 Lesser General Public License as published by
   6    the Free Software Foundation; either version 3 of the License, or
   7    (at your option) 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 Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public License
  15    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  16
  17 #include <config.h>
  18
  19 /* Specification.  */
  20 #include <unistd.h>
  21
  22 #include "fd-hook.h"
  23
  24 /* Override close() to call into other gnulib modules.  */
  25
  26 int
  27 rpl_close (int fd)
  28 #undef close
  29 {
  30 #if WINDOWS_SOCKETS
  31   int retval = execute_all_close_hooks (close, fd);
  32 #else
  33   int retval = close (fd);
  34 #endif
  35
  36 #if REPLACE_FCHDIR
  37   if (retval >= 0)
  38     _gl_unregister_fd (fd);
  39 #endif
  40
  41   return retval;
  42 }