tests/test-mbsinit.c

   1 /* Test of test for initial conversion state.
   2    Copyright (C) 2008-2024 Free Software Foundation, Inc.
   3
   4    This program is free software: you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation, either version 3 of the License, or
   7    (at your option) any later version.
   8
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  16
  17 /* Written by Bruno Haible <bruno@clisp.org>, 2008.  */
  18
  19 #include <config.h>
  20
  21 #include <wchar.h>
  22
  23 #include "signature.h"
  24 SIGNATURE_CHECK (mbsinit, int, (const mbstate_t *));
  25
  26 #include <locale.h>
  27
  28 #include "macros.h"
  29
  30 int
  31 main (int argc, char *argv[])
  32 {
  33   static mbstate_t state;
  34
  35   ASSERT (mbsinit (NULL));
  36
  37   ASSERT (mbsinit (&state));
  38
  39   if (argc > 1)
  40     {
  41       static const char input[1] = "\303";
  42       wchar_t wc;
  43       size_t ret;
  44
  45       /* configure should already have checked that the locale is supported.  */
  46       if (setlocale (LC_ALL, "") == NULL)
  47         return 1;
  48
  49       ret = mbrtowc (&wc, input, 1, &state);
  50       ASSERT (ret == (size_t)(-2));
  51       ASSERT (!mbsinit (&state));
  52     }
  53
  54   return test_exit_status;
  55 }