1/* Test mbrtowc and mbrtoc32 do not share state (bug 23793).
2 Copyright (C) 2018-2024 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 <uchar.h>
21#include <wchar.h>
22#include <support/check.h>
23
24static int
25do_test (void)
26{
27 TEST_VERIFY_EXIT (setlocale (LC_ALL, "de_DE.UTF-8") != NULL);
28 const char buf[] = "\u00ff";
29 wchar_t wc = 0;
30 char32_t c32 = 0;
31 size_t ret = mbrtowc (&wc, buf, 1, NULL);
32 TEST_COMPARE (ret, (size_t) -2);
33 ret = mbrtoc32 (pc32: &c32, s: buf, n: 1, NULL);
34 TEST_COMPARE (ret, (size_t) -2);
35 ret = mbrtowc (&wc, buf + 1, 1, NULL);
36 TEST_COMPARE (ret, 1);
37 TEST_COMPARE (wc, 0xff);
38 ret = mbrtoc32 (pc32: &c32, s: buf + 1, n: 1, NULL);
39 TEST_COMPARE (ret, 1);
40 TEST_COMPARE (c32, 0xff);
41 return 0;
42}
43
44#include <support/test-driver.c>
45

source code of glibc/wcsmbs/tst-c32-state.c