| 1 | /* Test of uc_width() function.
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| 2 | Copyright (C) 2007-2012 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 <http://www.gnu.org/licenses/>. */
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| 16 |
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| 17 | /* Written by Bruno Haible <bruno@clisp.org>, 2008. */
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| 18 |
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| 19 | #include <config.h>
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| 20 |
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| 21 | #include "uniwidth.h"
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| 22 |
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| 23 | #include <stdio.h>
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| 24 |
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| 25 | #include "macros.h"
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| 26 |
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| 27 | /* One of 0, '0', '1', 'A', '2'. */
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| 28 | static char current_width;
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| 29 | /* The interval for which the current_width holds. */
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| 30 | static ucs4_t current_start;
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| 31 | static ucs4_t current_end;
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| 32 |
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| 33 | static void
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| 34 | finish_interval (void)
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| 35 | {
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| 36 | if (current_width != 0)
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| 37 | {
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| 38 | if (current_start == current_end)
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| 39 | printf ("%04X\t\t%c\n", (unsigned) current_start, current_width);
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| 40 | else
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| 41 | printf ("%04X..%04X\t%c\n", (unsigned) current_start,
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| 42 | (unsigned) current_end, current_width);
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| 43 | current_width = 0;
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| 44 | }
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| 45 | }
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| 46 |
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| 47 | static void
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| 48 | add_to_interval (ucs4_t uc, char width)
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| 49 | {
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| 50 | if (current_width == width && uc == current_end + 1)
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| 51 | current_end = uc;
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| 52 | else
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| 53 | {
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| 54 | finish_interval ();
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| 55 | current_width = width;
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| 56 | current_start = current_end = uc;
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| 57 | }
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| 58 | }
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| 59 |
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| 60 | int
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| 61 | main ()
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| 62 | {
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| 63 | ucs4_t uc;
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| 64 |
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| 65 | for (uc = 0; uc < 0x110000; uc++)
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| 66 | {
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| 67 | int w1 = uc_width (uc, "UTF-8");
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| 68 | int w2 = uc_width (uc, "GBK");
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| 69 | char width =
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| 70 | (w1 == 0 && w2 == 0 ? '0' :
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| 71 | w1 == 1 && w2 == 1 ? '1' :
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| 72 | w1 == 1 && w2 == 2 ? 'A' :
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| 73 | w1 == 2 && w2 == 2 ? '2' :
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| 74 | 0);
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| 75 | if (width == 0)
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| 76 | {
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| 77 | /* uc must be a control character. */
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| 78 | ASSERT (w1 < 0 && w2 < 0);
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| 79 | }
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| 80 | else
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| 81 | add_to_interval (uc, width);
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| 82 | }
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| 83 | finish_interval ();
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| 84 |
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| 85 | return 0;
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| 86 | }
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