| 1 | /* Test of character handling in C locale.
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| 2 | Copyright (C) 2005, 2007-2021 Free Software Foundation, Inc.
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| 3 |
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| 4 | This program is free software: you can redistribute it and/or modify
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| 5 | it under the terms of the GNU General Public License as published by
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| 6 | the Free Software Foundation; either version 3 of the License, or
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| 7 | (at your option) any later version.
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| 8 |
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| 9 | This program is distributed in the hope that it will be useful,
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| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 12 | GNU General Public License for more details.
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| 13 |
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| 14 | You should have received a copy of the GNU General Public License
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| 15 | along with this program. If not, see <https://www.gnu.org/licenses/>. */
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| 16 |
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| 17 | /* Written by Bruno Haible <bruno@clisp.org>, 2005. */
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| 18 |
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| 19 | #include <config.h>
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| 20 |
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| 21 | #include "c-ctype.h"
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| 22 |
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| 23 | #include <ctype.h>
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| 24 | #include <limits.h>
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| 25 | #include <locale.h>
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| 26 |
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| 27 | #include "macros.h"
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| 28 |
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| 29 | static void
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| 30 | test_agree_with_C_locale (void)
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| 31 | {
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| 32 | int c;
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| 33 |
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| 34 | for (c = 0; c <= UCHAR_MAX; c++)
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| 35 | {
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| 36 | ASSERT (c_isascii (c) == (isascii (c) != 0));
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| 37 | if (c_isascii (c))
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| 38 | {
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| 39 | ASSERT (c_isalnum (c) == (isalnum (c) != 0));
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| 40 | ASSERT (c_isalpha (c) == (isalpha (c) != 0));
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| 41 | ASSERT (c_isblank (c) == (isblank (c) != 0));
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| 42 | ASSERT (c_iscntrl (c) == (iscntrl (c) != 0));
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| 43 | ASSERT (c_isdigit (c) == (isdigit (c) != 0));
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| 44 | ASSERT (c_islower (c) == (islower (c) != 0));
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| 45 | ASSERT (c_isgraph (c) == (isgraph (c) != 0));
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| 46 | ASSERT (c_isprint (c) == (isprint (c) != 0));
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| 47 | ASSERT (c_ispunct (c) == (ispunct (c) != 0));
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| 48 | ASSERT (c_isspace (c) == (isspace (c) != 0));
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| 49 | ASSERT (c_isupper (c) == (isupper (c) != 0));
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| 50 | ASSERT (c_isxdigit (c) == (isxdigit (c) != 0));
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| 51 | ASSERT (c_tolower (c) == tolower (c));
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| 52 | ASSERT (c_toupper (c) == toupper (c));
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| 53 | }
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| 54 | }
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| 55 | }
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| 56 |
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| 57 | static void
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| 58 | test_all (void)
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| 59 | {
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| 60 | int c;
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| 61 | int n_isascii = 0;
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| 62 |
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| 63 | for (c = CHAR_MIN; c <= UCHAR_MAX; c++)
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| 64 | {
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| 65 | if (! (0 <= c && c <= CHAR_MAX))
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| 66 | {
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| 67 | ASSERT (! c_isascii (c));
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| 68 | ASSERT (! c_isalnum (c));
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| 69 | ASSERT (! c_isalpha (c));
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| 70 | ASSERT (! c_isblank (c));
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| 71 | ASSERT (! c_iscntrl (c));
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| 72 | ASSERT (! c_isdigit (c));
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| 73 | ASSERT (! c_islower (c));
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| 74 | ASSERT (! c_isgraph (c));
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| 75 | ASSERT (! c_isprint (c));
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| 76 | ASSERT (! c_ispunct (c));
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| 77 | ASSERT (! c_isspace (c));
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| 78 | ASSERT (! c_isupper (c));
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| 79 | ASSERT (! c_isxdigit (c));
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| 80 | ASSERT (c_tolower (c) == c);
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| 81 | ASSERT (c_toupper (c) == c);
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| 82 | }
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| 83 |
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| 84 | n_isascii += c_isascii (c);
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| 85 |
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| 86 | #ifdef C_CTYPE_ASCII
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| 87 | ASSERT (c_isascii (c) == (0 <= c && c <= 0x7f));
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| 88 | #endif
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| 89 |
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| 90 | ASSERT (c_isascii (c) == (c_isprint (c) || c_iscntrl (c)));
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| 91 |
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| 92 | ASSERT (c_isalnum (c) == (c_isalpha (c) || c_isdigit (c)));
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| 93 |
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| 94 | ASSERT (c_isalpha (c) == (c_islower (c) || c_isupper (c)));
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| 95 |
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| 96 | switch (c)
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| 97 | {
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| 98 | case '\t': case ' ':
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| 99 | ASSERT (c_isblank (c) == 1);
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| 100 | break;
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| 101 | default:
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| 102 | ASSERT (c_isblank (c) == 0);
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| 103 | break;
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| 104 | }
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| 105 |
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| 106 | #ifdef C_CTYPE_ASCII
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| 107 | ASSERT (c_iscntrl (c) == ((c >= 0 && c < 0x20) || c == 0x7f));
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| 108 | #endif
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| 109 |
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| 110 | switch (c)
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| 111 | {
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| 112 | case '\a': case '\b': case '\f': case '\n':
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| 113 | case '\r': case '\t': case '\v':
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| 114 | ASSERT (c_iscntrl (c));
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| 115 | break;
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| 116 | }
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| 117 |
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| 118 | ASSERT (! (c_iscntrl (c) && c_isprint (c)));
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| 119 |
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| 120 | switch (c)
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| 121 | {
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| 122 | case '0': case '1': case '2': case '3': case '4': case '5':
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| 123 | case '6': case '7': case '8': case '9':
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| 124 | ASSERT (c_isdigit (c) == 1);
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| 125 | break;
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| 126 | default:
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| 127 | ASSERT (c_isdigit (c) == 0);
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| 128 | break;
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| 129 | }
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| 130 |
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| 131 | switch (c)
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| 132 | {
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| 133 | case 'a': case 'b': case 'c': case 'd': case 'e': case 'f':
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| 134 | case 'g': case 'h': case 'i': case 'j': case 'k': case 'l':
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| 135 | case 'm': case 'n': case 'o': case 'p': case 'q': case 'r':
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| 136 | case 's': case 't': case 'u': case 'v': case 'w': case 'x':
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| 137 | case 'y': case 'z':
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| 138 | ASSERT (c_islower (c) == 1);
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| 139 | ASSERT (c_toupper (c) == c - 'a' + 'A');
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| 140 | break;
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| 141 | default:
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| 142 | ASSERT (c_islower (c) == 0);
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| 143 | ASSERT (c_toupper (c) == c);
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| 144 | break;
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| 145 | }
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| 146 |
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| 147 | #ifdef C_CTYPE_ASCII
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| 148 | ASSERT (c_isgraph (c) == ((c >= 0x20 && c < 0x7f) && c != ' '));
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| 149 |
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| 150 | ASSERT (c_isprint (c) == (c >= 0x20 && c < 0x7f));
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| 151 | #endif
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| 152 |
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| 153 | ASSERT (c_isgraph (c) == (c_isalnum (c) || c_ispunct (c)));
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| 154 |
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| 155 | ASSERT (c_isprint (c) == (c_isgraph (c) || c == ' '));
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| 156 |
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| 157 | switch (c)
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| 158 | {
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| 159 | case '!': case '"': case '#': case '$': case '%': case '&': case '\'':
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| 160 | case '(': case ')': case '*': case '+': case ',': case '-': case '.':
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| 161 | case '/': case ':': case ';': case '<': case '=': case '>': case '?':
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| 162 | case '@': case '[': case'\\': case ']': case '^': case '_': case '`':
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| 163 | case '{': case '|': case '}': case '~':
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| 164 | ASSERT (c_ispunct (c) == 1);
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| 165 | break;
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| 166 | default:
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| 167 | ASSERT (c_ispunct (c) == 0);
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| 168 | break;
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| 169 | }
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| 170 |
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| 171 | switch (c)
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| 172 | {
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| 173 | case ' ': case '\t': case '\n': case '\v': case '\f': case '\r':
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| 174 | ASSERT (c_isspace (c) == 1);
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| 175 | break;
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| 176 | default:
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| 177 | ASSERT (c_isspace (c) == 0);
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| 178 | break;
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| 179 | }
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| 180 |
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| 181 | switch (c)
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| 182 | {
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| 183 | case 'A': case 'B': case 'C': case 'D': case 'E': case 'F':
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| 184 | case 'G': case 'H': case 'I': case 'J': case 'K': case 'L':
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| 185 | case 'M': case 'N': case 'O': case 'P': case 'Q': case 'R':
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| 186 | case 'S': case 'T': case 'U': case 'V': case 'W': case 'X':
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| 187 | case 'Y': case 'Z':
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| 188 | ASSERT (c_isupper (c) == 1);
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| 189 | ASSERT (c_tolower (c) == c - 'A' + 'a');
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| 190 | break;
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| 191 | default:
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| 192 | ASSERT (c_isupper (c) == 0);
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| 193 | ASSERT (c_tolower (c) == c);
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| 194 | break;
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| 195 | }
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| 196 |
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| 197 | switch (c)
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| 198 | {
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| 199 | case '0': case '1': case '2': case '3': case '4': case '5':
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| 200 | case '6': case '7': case '8': case '9':
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| 201 | case 'A': case 'B': case 'C': case 'D': case 'E': case 'F':
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| 202 | case 'a': case 'b': case 'c': case 'd': case 'e': case 'f':
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| 203 | ASSERT (c_isxdigit (c) == 1);
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| 204 | break;
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| 205 | default:
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| 206 | ASSERT (c_isxdigit (c) == 0);
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| 207 | break;
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| 208 | }
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| 209 | }
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| 210 |
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| 211 | ASSERT (n_isascii == 128);
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| 212 | }
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| 213 |
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| 214 | int
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| 215 | main ()
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| 216 | {
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| 217 | test_agree_with_C_locale ();
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| 218 |
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| 219 | test_all ();
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| 220 |
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| 221 | setlocale (LC_ALL, "de_DE");
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| 222 | test_all ();
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| 223 |
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| 224 | setlocale (LC_ALL, "ja_JP.EUC-JP");
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| 225 | test_all ();
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| 226 |
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| 227 | return 0;
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| 228 | }
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