1/*	$Id: test-wchar.c,v 1.5 2018/08/15 02:15:52 schwarze Exp $	*/
2/*
3 * Copyright (c) 2014 Ingo Schwarze <schwarze@openbsd.org>
4 *
5 * Permission to use, copy, modify, and distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 */
17
18#include <locale.h>
19#include <stdio.h>
20#include <wchar.h>
21#include <unistd.h>
22
23int
24main(void)
25{
26	wchar_t	 wc;
27	int	 width;
28
29	if (setlocale(LC_ALL, "") == NULL) {
30		fputs("setlocale(LC_ALL, \"\") failed\n", stderr);
31		return 1;
32	}
33
34	if (setlocale(LC_CTYPE, UTF8_LOCALE) == NULL) {
35		fprintf(stderr, "setlocale(LC_CTYPE, \"%s\") failed\n",
36		    UTF8_LOCALE);
37		return 1;
38	}
39
40	if (sizeof(wchar_t) < 4) {
41		fprintf(stderr, "wchar_t is only %zu bytes\n",
42		    sizeof(wchar_t));
43		return 1;
44	}
45
46	if ((width = wcwidth(L' ')) != 1) {
47		fprintf(stderr, "wcwidth(L' ') returned %d\n", width);
48		return 1;
49	}
50
51	dup2(STDERR_FILENO, STDOUT_FILENO);
52	wc = L'*';
53	if (putwchar(wc) != (wint_t)wc) {
54		fputs("bad putwchar return value\n", stderr);
55		return 1;
56	}
57
58	return 0;
59}
60