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316518d6 | 1 | /* Test restarting behaviour of mbrtowc. |
04277e02 | 2 | Copyright (C) 2000-2019 Free Software Foundation, Inc. |
316518d6 UD |
3 | This file is part of the GNU C Library. |
4 | Contributed by Bruno Haible <haible@ilog.fr>. | |
5 | ||
6 | The GNU C Library is free software; you can redistribute it and/or | |
41bdb6e2 AJ |
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. | |
316518d6 UD |
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 | |
41bdb6e2 | 14 | Lesser General Public License for more details. |
316518d6 | 15 | |
41bdb6e2 | 16 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 PE |
17 | License along with the GNU C Library; if not, see |
18 | <http://www.gnu.org/licenses/>. */ | |
316518d6 UD |
19 | |
20 | #include <stdio.h> | |
21 | #include <string.h> | |
22 | #include <wchar.h> | |
23 | #include <locale.h> | |
24 | ||
25 | #define show(expr, nexp, wcexp) \ | |
26 | n = expr; \ | |
47d51f4f | 27 | printf (#expr " -> %zu", n); \ |
316518d6 UD |
28 | printf (", wc = %lu", (unsigned long int) wc); \ |
29 | if (n != (size_t) nexp || wc != wcexp) \ | |
30 | { \ | |
47d51f4f JM |
31 | printf (", expected %zu and %lu", (size_t) nexp, \ |
32 | (unsigned long int) wcexp); \ | |
316518d6 UD |
33 | result = 1; \ |
34 | } \ | |
35 | putc ('\n', stdout) | |
36 | ||
29955b5d AS |
37 | static int |
38 | do_test (void) | |
316518d6 | 39 | { |
8e856b5a | 40 | const unsigned char buf[6] = { 0x25, 0xe2, 0x82, 0xac, 0xce, 0xbb }; |
316518d6 UD |
41 | mbstate_t state; |
42 | wchar_t wc = 42; | |
43 | size_t n; | |
44 | int result = 0; | |
45 | const char *used_locale; | |
46 | ||
47 | setlocale (LC_CTYPE, "de_DE.UTF-8"); | |
48 | /* Double check. */ | |
49 | used_locale = setlocale (LC_CTYPE, NULL); | |
50 | printf ("used locale: \"%s\"\n", used_locale); | |
51 | result = strcmp (used_locale, "de_DE.UTF-8"); | |
52 | ||
53 | memset (&state, '\0', sizeof (state)); | |
54 | ||
8e856b5a RM |
55 | show (mbrtowc (&wc, (const char *) buf + 0, 1, &state), 1, 37); |
56 | show (mbrtowc (&wc, (const char *) buf + 1, 1, &state), -2, 37); | |
57 | show (mbrtowc (&wc, (const char *) buf + 2, 3, &state), 2, 8364); | |
58 | show (mbrtowc (&wc, (const char *) buf + 4, 1, &state), -2, 8364); | |
59 | show (mbrtowc (&wc, (const char *) buf + 5, 1, &state), 1, 955); | |
60 | show (mbrtowc (&wc, (const char *) buf + 5, 1, &state), -1, 955); | |
316518d6 UD |
61 | |
62 | return result; | |
63 | } | |
29955b5d AS |
64 | |
65 | #define TEST_FUNCTION do_test () | |
66 | #include "../test-skeleton.c" |