| /* Diacritics processing for a few character codes. -*- coding: utf-8 -*- |
| |
| Copyright (C) 1990-1993, 2000, 2006, 2009-2020 Free Software Foundation, |
| Inc. |
| |
| François Pinard <pinard@iro.umontreal.ca>, 1988. |
| |
| All this file is a temporary hack, waiting for locales in GNU. |
| |
| This program is free software: you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 3 of the License, or |
| (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program. If not, see <https://www.gnu.org/licenses/>. */ |
| |
| #include <config.h> |
| |
| #include "diacrit.h" |
| |
| /* ISO 8859-1 Latin-1 code is used as the underlying character set. If |
| MSDOS is defined, IBM-PC's character set code is used instead. */ |
| |
| /*--------------------------------------------------------------------. |
| | For each alphabetic character, returns what it would be without its | |
| | possible diacritic symbol. | |
| `--------------------------------------------------------------------*/ |
| |
| const char diacrit_base[256] = |
| { |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 'A', 'B', 'C', 'D', 'E', 'F', 'G', |
| 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', |
| 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', |
| 'X', 'Y', 'Z', 0, 0, 0, 0, 0, |
| 0, 'a', 'b', 'c', 'd', 'e', 'f', 'g', |
| 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', |
| 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', |
| 'x', 'y', 'z', 0, 0, 0, 0, 0, |
| |
| #ifdef __MSDOS__ |
| |
| 'C', 'u', 'e', 'a', 'a', 'a', 'a', 'c', |
| 'e', 'e', 'e', 'i', 'i', 'i', 'A', 'A', |
| 'E', 'e', 'E', 'o', 'o', 'o', 'u', 'u', |
| 'y', 'O', 'U', 0, 0, 0, 0, 0, |
| 'a', 'i', 'o', 'u', 'n', 'N', 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| |
| #else |
| |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 'A', 'A', 'A', 'A', 'A', 'A', 'A', 'C', |
| 'E', 'E', 'E', 'E', 'I', 'I', 'I', 'I', |
| 0, 'N', 'O', 'O', 'O', 'O', 'O', 0, |
| 'O', 'U', 'U', 'U', 'U', 'Y', 0, 0, |
| 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'c', |
| 'e', 'e', 'e', 'e', 'i', 'i', 'i', 'i', |
| 0, 'n', 'o', 'o', 'o', 'o', 'o', 0, |
| 'o', 'u', 'u', 'u', 'u', 'y', 0, 'y', |
| |
| #endif |
| }; |
| |
| /*------------------------------------------------------------------------. |
| | For each alphabetic character, returns a code of what its diacritic is, | |
| | according to the following codes: 1 (eE) over aA for latin diphthongs; | |
| | 2 (') acute accent; 3 (`) grave accent; 4 (^) circumflex accent; 5 (") | |
| | umlaut or diaeresis; 6 (~) tilda; 7 (,) cedilla; 8 (o) covering degree | |
| | symbol; 9 (|) slashed character. | |
| `------------------------------------------------------------------------*/ |
| |
| const char diacrit_diac[256] = |
| { |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 4, 0, |
| 3, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 6, 0, |
| |
| #ifdef __MSDOS__ |
| |
| 7, 5, 2, 4, 5, 3, 8, 7, |
| 4, 5, 3, 5, 4, 3, 5, 8, |
| 2, 1, 1, 4, 5, 3, 4, 3, |
| 5, 5, 5, 0, 0, 0, 0, 0, |
| 2, 2, 2, 2, 6, 6, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| |
| #else |
| |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 3, 2, 4, 6, 5, 8, 1, 7, |
| 3, 2, 4, 5, 3, 2, 4, 5, |
| 0, 6, 3, 2, 4, 6, 5, 0, |
| 9, 3, 2, 4, 5, 2, 0, 0, |
| 3, 2, 4, 6, 5, 8, 1, 7, |
| 3, 2, 4, 5, 3, 2, 4, 5, |
| 0, 6, 3, 2, 4, 6, 5, 0, |
| 9, 3, 2, 4, 5, 2, 0, 0, |
| |
| #endif |
| }; |
