1 /* Test whether a Unicode character is cased. 2 Copyright (C) 2002, 2006-2007, 2009-2021 Free Software Foundation, Inc. 3 Written by Bruno Haible <bruno@clisp.org>, 2009. 4 5 This file is free software. 6 It is dual-licensed under "the GNU LGPLv3+ or the GNU GPLv2+". 7 You can redistribute it and/or modify it under either 8 - the terms of the GNU Lesser General Public License as published 9 by the Free Software Foundation; either version 3, or (at your 10 option) any later version, or 11 - the terms of the GNU General Public License as published by the 12 Free Software Foundation; either version 2, or (at your option) 13 any later version, or 14 - the same dual license "the GNU LGPLv3+ or the GNU GPLv2+". 15 16 This file is distributed in the hope that it will be useful, 17 but WITHOUT ANY WARRANTY; without even the implied warranty of 18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 19 Lesser General Public License and the GNU General Public License 20 for more details. 21 22 You should have received a copy of the GNU Lesser General Public 23 License and of the GNU General Public License along with this 24 program. If not, see <https://www.gnu.org/licenses/>. */ 25 26 #include <config.h> 27 28 /* Specification. */ 29 #include "caseprop.h" 30 31 /* Quoting the Unicode standard: 32 Definition: A character is defined to be "cased" if it has the Lowercase 33 or Uppercase property or has a General_Category value of 34 Titlecase_Letter. */ 35 36 #if 0 37 38 #include "unictype.h" 39 40 bool 41 uc_is_cased (ucs4_t uc) /* */ 42 { 43 return (uc_is_property_lowercase (uc) 44 || uc_is_property_uppercase (uc) 45 || uc_is_general_category (uc, UC_TITLECASE_LETTER)); 46 } 47 48 #else 49 50 #include "unictype/bitmap.h" 51 52 /* Define u_casing_property_cased table. */ 53 #include "cased.h" 54 55 bool 56 uc_is_cased (ucs4_t uc) /* */ 57 { 58 return bitmap_lookup (&u_casing_property_cased, uc); 59 } 60 61 #endif