1/* Copyright (C) 2000-2024 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
8
9 The GNU C Library 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 GNU
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <https://www.gnu.org/licenses/>. */
17
18#include <locale.h>
19#include <stdio.h>
20#include <stdlib.h>
21#include <string.h>
22#include <wchar.h>
23
24
25static int check_ascii (const char *locname);
26
27
28static int
29do_test (void)
30{
31 int result = 0;
32
33 /* Check mapping of ASCII range for some character sets which have
34 ASCII as a subset. For those the wide char generated must have
35 the same value. */
36 setlocale (LC_ALL, "C");
37 result |= check_ascii (locname: setlocale (LC_ALL, NULL));
38
39 setlocale (LC_ALL, "de_DE.UTF-8");
40 result |= check_ascii (locname: setlocale (LC_ALL, NULL));
41
42 setlocale (LC_ALL, "ja_JP.EUC-JP");
43 result |= check_ascii (locname: setlocale (LC_ALL, NULL));
44
45 return result;
46}
47
48
49static int
50check_ascii (const char *locname)
51{
52 wchar_t wc;
53 int res = 0;
54
55 printf (format: "Testing locale \"%s\":\n", locname);
56
57 for (wc = 0; wc <= 127; ++wc)
58 {
59 char buf[2 * MB_CUR_MAX];
60 mbstate_t s;
61 size_t n;
62
63 memset (buf, '\xff', sizeof (buf));
64 memset (&s, '\0', sizeof (s));
65
66 n = wcrtomb (buf, wc, &s);
67 if (n == (size_t) -1)
68 {
69 printf (format: "%s: '\\x%x': encoding error\n", locname, (int) wc);
70 ++res;
71 }
72 else if (n == 0)
73 {
74 printf (format: "%s: '\\x%x': 0 returned\n", locname, (int) wc);
75 ++res;
76 }
77 else if (n != 1)
78 {
79 printf (format: "%s: '\\x%x': not 1 returned\n", locname, (int) wc);
80 ++res;
81 }
82 else if (wc != (wchar_t) buf[0])
83 {
84 printf (format: "%s: L'\\x%x': buf[0] != '\\x%x'\n", locname, (int) wc,
85 (int) wc);
86 ++res;
87 }
88 }
89
90 printf (format: res == 1 ? "%d error\n" : "%d errors\n", res);
91
92 return res != 0;
93}
94
95#include <support/test-driver.c>
96

source code of glibc/wcsmbs/tst-wcrtomb.c