1 /* Test of conversion of unibyte character to wide character. 2 Copyright (C) 2008-2021 Free Software Foundation, Inc. 3 4 This program is free software: you can redistribute it and/or modify 5 it under the terms of the GNU General Public License as published by 6 the Free Software Foundation; either version 3 of the License, or 7 (at your option) any later version. 8 9 This program 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 12 GNU General Public License for more details. 13 14 You should have received a copy of the GNU General Public License 15 along with this program. If not, see <https://www.gnu.org/licenses/>. */ 16 17 /* Written by Bruno Haible <bruno@clisp.org>, 2008. */ 18 19 #include <config.h> 20 21 #include <wchar.h> 22 23 #include "signature.h" 24 SIGNATURE_CHECK (btowc, wint_t, (int)); 25 26 #include <locale.h> 27 #include <stdio.h> 28 29 #include "macros.h" 30 31 int 32 main (int argc, char *argv[]) /* */ 33 { 34 int c; 35 36 /* configure should already have checked that the locale is supported. */ 37 if (setlocale (LC_ALL, "") == NULL) 38 return 1; 39 40 ASSERT (btowc (EOF) == WEOF); 41 42 if (argc > 1) 43 switch (argv[1][0]) 44 { 45 case '1': 46 /* Locale encoding is ISO-8859-1 or ISO-8859-15. */ 47 for (c = 0; c < 0x80; c++) 48 ASSERT (btowc (c) == c); 49 for (c = 0xA0; c < 0x100; c++) 50 ASSERT (btowc (c) != WEOF); 51 return 0; 52 53 case '2': 54 /* Locale encoding is UTF-8. */ 55 for (c = 0; c < 0x80; c++) 56 ASSERT (btowc (c) == c); 57 for (c = 0x80; c < 0x100; c++) 58 ASSERT (btowc (c) == WEOF); 59 return 0; 60 } 61 62 return 1; 63 }