view lib/unictype/pr_bidi_arabic_digit.c @ 40210:44073ad4207f

unictype/numeric: Fix undefined behaviour. Reported by Jeffrey Walton <noloader@gmail.com>. * lib/unictype/numeric.c (uc_numeric_value): Avoid undefined behaviour on shift overflow, caught by "gcc -fsanitize=undefined". * lib/unictype/bidi_of.c (uc_bidi_class): Add cast, for clarity. * lib/unictype/categ_of.c (lookup_withtable): Likewise. * lib/unictype/joininggroup_of.c (uc_joining_group): Likewise.
author Bruno Haible <bruno@clisp.org>
date Fri, 08 Mar 2019 19:17:37 +0100
parents b06060465f09
children
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/* Properties of Unicode characters.
   Copyright (C) 2002, 2006-2007, 2009-2019 Free Software Foundation, Inc.
   Written by Bruno Haible <bruno@clisp.org>, 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 <https://www.gnu.org/licenses/>.  */

#include <config.h>

/* Specification.  */
#include "unictype.h"

#if 0

#include "bitmap.h"

/* Define u_property_bidi_arabic_digit table.  */
#include "pr_bidi_arabic_digit.h"

bool
uc_is_property_bidi_arabic_digit (ucs4_t uc)
{
  return bitmap_lookup (&u_property_bidi_arabic_digit, uc);
}

#else

bool
uc_is_property_bidi_arabic_digit (ucs4_t uc)
{
  return (uc_bidi_category (uc) == UC_BIDI_AN);
}

#endif

const uc_property_t UC_PROPERTY_BIDI_ARABIC_DIGIT =
  { &uc_is_property_bidi_arabic_digit };