view lib/msvc-nothrow.c @ 40236:e3496deebf30

isatty: Make it return true in Cygwin consoles on native Windows. * lib/isatty.c: Include <string.h>. (GetProcAddress): New macro. (GetNamedPipeClientProcessIdFuncType): New type. (GetNamedPipeClientProcessIdFunc): New variable. (QueryFullProcessImageNameFuncType): New type. (QueryFullProcessImageNameFunc): New variable. (initialized): New variable. (initialize): New function. (IsCygwinConsoleHandle): New function. (isatty): Invoke it. * doc/posix-functions/isatty.texi: Mention the issue.
author Bruno Haible <bruno@clisp.org>
date Thu, 14 Mar 2019 23:54:28 +0100
parents b06060465f09
children
line wrap: on
line source

/* Wrappers that don't throw invalid parameter notifications
   with MSVC runtime libraries.
   Copyright (C) 2011-2019 Free Software Foundation, Inc.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2, or (at your option)
   any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License along
   with this program; if not, see <https://www.gnu.org/licenses/>.  */

#include <config.h>

/* Specification.  */
#include "msvc-nothrow.h"

/* Get declarations of the native Windows API functions.  */
#define WIN32_LEAN_AND_MEAN
#include <windows.h>

#if HAVE_MSVC_INVALID_PARAMETER_HANDLER
# include "msvc-inval.h"
#endif

#undef _get_osfhandle

#if HAVE_MSVC_INVALID_PARAMETER_HANDLER
intptr_t
_gl_nothrow_get_osfhandle (int fd)
{
  intptr_t result;

  TRY_MSVC_INVAL
    {
      result = _get_osfhandle (fd);
    }
  CATCH_MSVC_INVAL
    {
      result = (intptr_t) INVALID_HANDLE_VALUE;
    }
  DONE_MSVC_INVAL;

  return result;
}
#endif