From 00893e79fc62966067af1a106567db96bd170338 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?J=C3=B6rg=20Frings-F=C3=BCrst?= Date: Sun, 3 Mar 2024 19:11:32 +0100 Subject: New upstream version 1.2 --- lib/unictype/incb_of.c | 56 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 lib/unictype/incb_of.c (limited to 'lib/unictype/incb_of.c') diff --git a/lib/unictype/incb_of.c b/lib/unictype/incb_of.c new file mode 100644 index 00000000..91f5121f --- /dev/null +++ b/lib/unictype/incb_of.c @@ -0,0 +1,56 @@ +/* Indic_Conjunct_Break attribute of Unicode characters. + Copyright (C) 2011-2024 Free Software Foundation, Inc. + Written by Bruno Haible , 2024. + + This file is free software. + It is dual-licensed under "the GNU LGPLv3+ or the GNU GPLv2+". + You can redistribute it and/or modify it under either + - the terms of the GNU Lesser General Public License as published + by the Free Software Foundation, either version 3, or (at your + option) any later version, or + - the terms of the GNU General Public License as published by the + Free Software Foundation; either version 2, or (at your option) + any later version, or + - the same dual license "the GNU LGPLv3+ or the GNU GPLv2+". + + This file 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 + Lesser General Public License and the GNU General Public License + for more details. + + You should have received a copy of the GNU Lesser General Public + License and of the GNU General Public License along with this + program. If not, see . */ + +#include + +/* Specification. */ +#include "unictype.h" + +/* Define u_indic_conjunct_break table. */ +#include "incb_of.h" + +int +uc_indic_conjunct_break (ucs4_t uc) +{ + unsigned int index1 = uc >> indic_conjunct_break_header_0; + if (index1 < indic_conjunct_break_header_1) + { + int lookup1 = u_indic_conjunct_break.level1[index1]; + if (lookup1 >= 0) + { + unsigned int index2 = (uc >> indic_conjunct_break_header_2) & indic_conjunct_break_header_3; + int lookup2 = u_indic_conjunct_break.level2[lookup1 + index2]; + if (lookup2 >= 0) + { + unsigned int index3 = (uc & indic_conjunct_break_header_4) + lookup2; + /* level3 contains 2-bit values. */ + unsigned int lookup3 = u_indic_conjunct_break.level3[index3 >> 3]; + + return (lookup3 >> (2 * (index3 & 7))) & 3; + } + } + } + return UC_INDIC_CONJUNCT_BREAK_NONE; +} -- cgit v1.2.3