kc3-lang/gnulib/lib/unictype/combiningclass.c

• Show log

  Commit

• Hash : c7aa0701
  Author :
  Date : 2011-03-26T02:18:11
  

  unictype/combining-class: Rename source files.
  
  * lib/gen-uni-tables.c (main): Emit unictype/combiningclass.h instead
  of unictype/combining.h.
  * lib/unictype/combiningclass.c: Renamed from lib/unictype/combining.c.
  Update.
  * lib/unictype/combiningclass.h: Renamed from lib/unictype/combining.h.
  * modules/unictype/combining-class (Description): Fix.
  (Files, Makefile.am): Update.
  * tests/unictype/test-combiningclass.c: Renamed from
  tests/unictype/test-combining.c.
  * modules/unictype/combining-class-tests (Files, Makefile.am): Update.
  

Download

• lib/unictype/combiningclass.c

• /* Combining classes of Unicode characters.
     Copyright (C) 2002, 2006, 2009-2011 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 <http://www.gnu.org/licenses/>.  */
  
  #include <config.h>
  
  /* Specification.  */
  #include "unictype.h"
  
  /* Define u_combclass table.  */
  #include "combiningclass.h"
  
  int
  uc_combining_class (ucs4_t uc)
  {
    unsigned int index1 = uc >> combclass_header_0;
    if (index1 < combclass_header_1)
      {
        int lookup1 = u_combclass.level1[index1];
        if (lookup1 >= 0)
          {
            unsigned int index2 = (uc >> combclass_header_2) & combclass_header_3;
            int lookup2 = u_combclass.level2[lookup1 + index2];
            if (lookup2 >= 0)
              {
                unsigned int index3 = (uc & combclass_header_4);
                unsigned int lookup3 = u_combclass.level3[lookup2 + index3];
  
                return lookup3;
              }
          }
      }
    return 0;
  }
  

Download