1  /* Test that we can write a multibyte character to an unbuffered stream.
       2     Copyright (C) 2014-2023 Free Software Foundation, Inc.
       3     This file is part of the GNU C Library.
       4  
       5     The GNU C Library is free software; you can redistribute it and/or
       6     modify it under the terms of the GNU Lesser General Public
       7     License as published by the Free Software Foundation; either
       8     version 2.1 of the License, or (at your option) any later version.
       9  
      10     The GNU C Library 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 GNU
      13     Lesser General Public License for more details.
      14  
      15     You should have received a copy of the GNU Lesser General Public
      16     License along with the GNU C Library; if not, see
      17     <https://www.gnu.org/licenses/>.  */
      18  
      19  #include <locale.h>
      20  #include <stdio.h>
      21  #include <wchar.h>
      22  
      23  static int
      24  do_test (void)
      25  {
      26    const wchar_t str[] = L"\xbe\n";
      27  
      28    setlocale (LC_ALL, "en_US.UTF-8");
      29    setvbuf (stdout, NULL, _IONBF, 0);
      30  
      31    if (fputws (str, stdout) < 0)
      32      return 1;
      33  
      34    return 0;
      35  }
      36  
      37  #define TEST_FUNCTION do_test ()
      38  
      39  #include <test-skeleton.c>