From fa095a4504cbe668e4244547e2c141597bea4ecf Mon Sep 17 00:00:00 2001 From: Andreas Rottmann Date: Mon, 14 Sep 2009 12:32:44 +0200 Subject: Imported Upstream version 0.9.1 --- lib/unistr/u-strpbrk.h | 46 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 lib/unistr/u-strpbrk.h (limited to 'lib/unistr/u-strpbrk.h') diff --git a/lib/unistr/u-strpbrk.h b/lib/unistr/u-strpbrk.h new file mode 100644 index 00000000..2ff46182 --- /dev/null +++ b/lib/unistr/u-strpbrk.h @@ -0,0 +1,46 @@ +/* Search for some characters in UTF-8/UTF-16/UTF-32 string. + Copyright (C) 1999, 2002, 2006 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 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 . */ + +UNIT * +FUNC (const UNIT *str, const UNIT *accept) +{ + /* Optimize two cases. */ + if (accept[0] == 0) + return NULL; + { + ucs4_t uc; + int count = U_STRMBTOUC (&uc, accept); + if (count >= 0 && accept[count] == 0) + return U_STRCHR (str, uc); + } + /* General case. */ + { + const UNIT *ptr = str; + + for (;;) + { + ucs4_t uc; + int count = U_STRMBTOUC (&uc, ptr); + if (count <= 0) + break; + if (U_STRCHR (accept, uc)) + return (UNIT *) ptr; + ptr += count; + } + return NULL; + } +} -- cgit v1.2.3