/* Test whether a Unicode character is cased.

   Copyright (C) 2002, 2006-2007, 2009-2022 Free Software Foundation, Inc.

   Written by Bruno Haible <bruno@clisp.org>, 2009.

   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 <https://www.gnu.org/licenses/>.  */

#include <config.h>

/* Specification.  */

#include "caseprop.h"

/* Quoting the Unicode standard:

     Definition: A character is defined to be "cased" if it has the Lowercase

     or Uppercase property or has a General_Category value of

     Titlecase_Letter.  */

#if 0

#include "unictype.h"

bool

uc_is_cased (ucs4_t uc)

{

  return (uc_is_property_lowercase (uc)

          || uc_is_property_uppercase (uc)

          || uc_is_general_category (uc, UC_TITLECASE_LETTER));

}

#else

#include "unictype/bitmap.h"

/* Define u_casing_property_cased table.  */

#include "cased.h"

bool

uc_is_cased (ucs4_t uc)

{

  return bitmap_lookup (&u_casing_property_cased, uc);

}

#endif