/* Test for invalid input to wcrtomb.

   Copyright (C) 2001-2018 Free Software Foundation, Inc.

   This file is part of the GNU C Library.

   Contributed by Ulrich Drepper <drepper@redhat.com>, 2001.

   The GNU C Library is free software; you can redistribute it and/or

   modify it under the terms of the GNU Lesser General Public

   License as published by the Free Software Foundation; either

   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library 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

   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public

   License along with the GNU C Library; if not, see

   <http://www.gnu.org/licenses/>.  */

#include <errno.h>

#include <locale.h>

#include <stdio.h>

#include <string.h>

#include <wchar.h>

static int

do_test (const char *loc)

{

  char buf[100];

  size_t n;

  mbstate_t state;

  const char *nloc;

  int res;

  nloc = setlocale (LC_ALL, loc);

  if (nloc == NULL)

    {

      printf ("could not set locale \"%s\"\n", loc);

      return 1;

    }

  printf ("new locale: %s\n", nloc);

  memset (&state, '\0', sizeof (state));

  errno = 0;

  n = wcrtomb (buf, (wchar_t) -15l, &state);

  printf ("n = %zd, errno = %d (%s)\n", n, errno, strerror (errno));

  res = n != (size_t) -1 || errno != EILSEQ;

  if (res)

    puts ("*** FAIL");

  putchar ('\n');

  return res;

}

int

main (void)

{

  int res;

  res = do_test ("C");

  res |= do_test ("de_DE.ISO-8859-1");

  res |= do_test ("de_DE.UTF-8");

  res |= do_test ("en_US.ANSI_X3.4-1968");

  res |= do_test ("ja_JP.EUC-JP");

  res |= do_test ("hr_HR.ISO-8859-2");

  //res |= do_test ("ru_RU.KOI8-R");

  return res;

}