1 | /* Test restarting behaviour of mbsnrtowcs. |
2 | Copyright (C) 2000-2022 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 <stdio.h> |
20 | #include <string.h> |
21 | #include <wchar.h> |
22 | #include <locale.h> |
23 | |
24 | #define show(expr, nexp, wcexp, end) \ |
25 | n = expr; \ |
26 | printf (#expr " -> %zu", n); \ |
27 | printf (", wc = %lu, src = buf+%td", (unsigned long int) wc, \ |
28 | src - (const char *) buf); \ |
29 | if (n != (size_t) nexp || wc != wcexp || src != (const char *) (end)) \ |
30 | { \ |
31 | printf (", expected %zu and %lu and buf+%td", (size_t) nexp, \ |
32 | (unsigned long int) wcexp, (end) - buf); \ |
33 | result = 1; \ |
34 | } \ |
35 | putc ('\n', stdout) |
36 | |
37 | static int |
38 | do_test (void) |
39 | { |
40 | unsigned char buf[6] = { 0x25, 0xe2, 0x82, 0xac, 0xce, 0xbb }; |
41 | mbstate_t state; |
42 | const char *src; |
43 | wchar_t wc = 42; |
44 | size_t n; |
45 | int result = 0; |
46 | const char *used_locale; |
47 | |
48 | setlocale (LC_CTYPE,"de_DE.UTF-8" ); |
49 | /* Double check. */ |
50 | used_locale = setlocale (LC_CTYPE, NULL); |
51 | printf (format: "used locale: \"%s\"\n" , used_locale); |
52 | result = strcmp (used_locale, "de_DE.UTF-8" ); |
53 | |
54 | memset (&state, '\0', sizeof (state)); |
55 | |
56 | src = (const char *) buf; |
57 | show (mbsnrtowcs (&wc, &src, 1, 1, &state), 1, 37, buf + 1); |
58 | show (mbsnrtowcs (&wc, &src, 3, 1, &state), 1, 8364, buf + 4); |
59 | show (mbsnrtowcs (&wc, &src, 1, 1, &state), 0, 8364, buf + 5); |
60 | show (mbsnrtowcs (&wc, &src, 1, 1, &state), 1, 955, buf + 6); |
61 | |
62 | return result; |
63 | } |
64 | |
65 | #define TEST_FUNCTION do_test () |
66 | #include "../test-skeleton.c" |
67 | |