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d4134450 | 1 | /* Test restarting behaviour of wcrtomb. |
6d7e8eda | 2 | Copyright (C) 2000-2023 Free Software Foundation, Inc. |
d4134450 | 3 | This file is part of the GNU C Library. |
d4134450 UD |
4 | |
5 | The GNU C Library is free software; you can redistribute it and/or | |
41bdb6e2 AJ |
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. | |
d4134450 UD |
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 | |
41bdb6e2 | 13 | Lesser General Public License for more details. |
d4134450 | 14 | |
41bdb6e2 | 15 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 | 16 | License along with the GNU C Library; if not, see |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
d4134450 UD |
18 | |
19 | #include <stdio.h> | |
20 | #include <string.h> | |
21 | #include <wchar.h> | |
22 | #include <locale.h> | |
23 | ||
24 | #define show(expr, nexp, bufexp) \ | |
25 | { \ | |
26 | size_t res = expr; \ | |
47d51f4f | 27 | printf (#expr " -> %zu", res); \ |
d4134450 UD |
28 | dst += res; \ |
29 | printf (", dst = buf+%td", dst - (char *) buf); \ | |
30 | if (res != nexp || dst != (char *) (bufexp)) \ | |
31 | { \ | |
47d51f4f | 32 | printf (", expected %zu and buf+%td", (size_t) nexp, \ |
d4134450 UD |
33 | (bufexp) - (unsigned char *) buf); \ |
34 | result = 1; \ | |
35 | } \ | |
36 | putc ('\n', stdout); \ | |
37 | } | |
38 | ||
29955b5d AS |
39 | static int |
40 | do_test (void) | |
d4134450 UD |
41 | { |
42 | unsigned char buf[7] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; | |
43 | const unsigned char bufcheck[7] = { 0x25, 0xe2, 0x82, 0xac, 0xce, 0xbb, 0 }; | |
44 | const wchar_t srcbuf[4] = { 0x25, 0x20ac, 0x03bb, 0 }; | |
45 | mbstate_t state; | |
46 | const wchar_t *src; | |
47 | char *dst; | |
48 | int result = 0; | |
49 | const char *used_locale; | |
50 | ||
51 | setlocale (LC_CTYPE, "de_DE.UTF-8"); | |
52 | /* Double check. */ | |
53 | used_locale = setlocale (LC_CTYPE, NULL); | |
54 | printf ("used locale: \"%s\"\n", used_locale); | |
55 | result = strcmp (used_locale, "de_DE.UTF-8"); | |
56 | ||
57 | memset (&state, '\0', sizeof (state)); | |
58 | ||
59 | src = srcbuf; | |
60 | dst = (char *) buf; | |
61 | show (wcrtomb (dst, *src++, &state), 1, buf + 1); | |
62 | show (wcrtomb (dst, *src++, &state), 3, buf + 4); | |
63 | show (wcrtomb (dst, *src++, &state), 2, buf + 6); | |
64 | show (wcrtomb (dst, *src, &state), 1, buf + 7); | |
65 | ||
66 | if (memcmp (buf, bufcheck, 7)) | |
67 | { | |
68 | puts ("wrong results"); | |
69 | result = 1; | |
70 | } | |
71 | ||
72 | return result; | |
73 | } | |
29955b5d AS |
74 | |
75 | #define TEST_FUNCTION do_test () | |
76 | #include "../test-skeleton.c" |