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 23 int 24 main(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