gl/msvc-nothrow.c

   1 /* Wrappers that don't throw invalid parameter notifications
   2    with MSVC runtime libraries.
   3    Copyright (C) 2011-2012 Free Software Foundation, Inc.
   4
   5    This program is free software; you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 3, or (at your option)
   8    any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License along
  16    with this program; if not, see <http://www.gnu.org/licenses/>.  */
  17
  18 #include <config.h>
  19
  20 /* Specification.  */
  21 #include "msvc-nothrow.h"
  22
  23 /* Get declarations of the native Windows API functions.  */
  24 #define WIN32_LEAN_AND_MEAN
  25 #include <windows.h>
  26
  27 #include "msvc-inval.h"
  28
  29 #undef _get_osfhandle
  30
  31 #if HAVE_MSVC_INVALID_PARAMETER_HANDLER
  32 intptr_t
  33 _gl_nothrow_get_osfhandle (int fd)
  34 {
  35   intptr_t result;
  36
  37   TRY_MSVC_INVAL
  38     {
  39       result = _get_osfhandle (fd);
  40     }
  41   CATCH_MSVC_INVAL
  42     {
  43       result = (intptr_t) INVALID_HANDLE_VALUE;
  44     }
  45   DONE_MSVC_INVAL;
  46
  47   return result;
  48 }
  49 #endif