libio/tst_getwc.c

   1 /* Simple test of getwc in the C locale.
   2    Copyright (C) 2000-2017 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4    Contributed by Ulrich Drepper <drepper@cygnus.com>, 2000.
   5
   6    The GNU C Library is free software; you can redistribute it and/or
   7    modify it under the terms of the GNU Lesser General Public
   8    License as published by the Free Software Foundation; either
   9    version 2.1 of the License, or (at your option) any later version.
  10
  11    The GNU C Library is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14    Lesser General Public License for more details.
  15
  16    You should have received a copy of the GNU Lesser General Public
  17    License along with the GNU C Library; if not, see
  18    <http://www.gnu.org/licenses/>.  */
  19
  20 #include <stdio.h>
  21 #include <wchar.h>
  22
  23
  24 int
  25 main (void)
  26 {
  27   wchar_t buf[100];
  28   size_t n = 0;
  29
  30   wmemset (buf, L'\0', sizeof (buf) / sizeof (buf[0]));
  31   while (! feof (stdin) && n < sizeof (buf) - 1)
  32     {
  33       buf[n] = getwc (stdin);
  34       if (buf[n] == WEOF)
  35         break;
  36       ++n;
  37     }
  38   buf[n] = L'\0';
  39
  40   return wcscmp (buf, L"This is a test of getwc\n") != 0;
  41 }