/* Grapheme cluster breaks function. Copyright (C) 2010-2015 Free Software Foundation, Inc. Written by Ben Pfaff , 2010. This program is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser 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 Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this program. If not, see . */ #include /* Specification. */ #include "unigbrk.h" #include "unistr.h" void u16_grapheme_breaks (const uint16_t *s, size_t n, char *p) { ucs4_t prev; int mblen; prev = 0; for (; n > 0; s += mblen, p += mblen, n -= mblen) { ucs4_t next; mblen = u16_mbtouc (&next, s, n); p[0] = uc_is_grapheme_break (prev, next); if (mblen > 1) p[1] = 0; prev = next; } }