/* Look at first character in UTF-32 string. Copyright (C) 2002, 2006-2007 Free Software Foundation, Inc. Written by Bruno Haible , 2002. This program is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as published by the Free Software Foundation; either version 2, 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 Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ #include /* Specification. */ #include "unistr.h" int u32_strmbtouc (ucs4_t *puc, const uint32_t *s) { uint32_t c = *s; #if CONFIG_UNICODE_SAFETY if (c < 0xd800 || (c >= 0xe000 && c < 0x110000)) #endif { *puc = c; return (c != 0 ? 1 : 0); } #if CONFIG_UNICODE_SAFETY /* invalid multibyte character */ return -1; #endif }