gcc/ada/a-wichun.adb

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT RUN-TIME COMPONENTS                         --
   4 --                                                                          --
   5 --         A D A . W I D E _ C H A R A C T E R T S . U N I C O D E          --
   6 --                                                                          --
   7 --                                 B o d y                                  --
   8 --                                                                          --
   9 --          Copyright (C) 2005-2007, Free Software Foundation, Inc.         --
  10 --                                                                          --
  11 -- GNAT is free software;  you can  redistribute it  and/or modify it under --
  12 -- terms of the  GNU General Public License as published  by the Free Soft- --
  13 -- ware  Foundation;  either version 2,  or (at your option) any later ver- --
  14 -- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
  15 -- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
  16 -- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
  17 -- for  more details.  You should have  received  a copy of the GNU General --
  18 -- Public License  distributed with GNAT;  see file COPYING.  If not, write --
  19 -- to  the  Free Software Foundation,  51  Franklin  Street,  Fifth  Floor, --
  20 -- Boston, MA 02110-1301, USA.                                              --
  21 --                                                                          --
  22 -- As a special exception,  if other files  instantiate  generics from this --
  23 -- unit, or you link  this unit with other files  to produce an executable, --
  24 -- this  unit  does not  by itself cause  the resulting  executable  to  be --
  25 -- covered  by the  GNU  General  Public  License.  This exception does not --
  26 -- however invalidate  any other reasons why  the executable file  might be --
  27 -- covered by the  GNU Public License.                                      --
  28 --                                                                          --
  29 -- GNAT was originally developed  by the GNAT team at  New York University. --
  30 -- Extensive contributions were provided by Ada Core Technologies Inc.      --
  31 --                                                                          --
  32 ------------------------------------------------------------------------------
  33
  34 package body Ada.Wide_Characters.Unicode is
  35
  36    package G renames System.UTF_32;
  37
  38    ------------------
  39    -- Get_Category --
  40    ------------------
  41
  42    function Get_Category (U : Wide_Character) return Category is
  43    begin
  44       return Category (G.Get_Category (Wide_Character'Pos (U)));
  45    end Get_Category;
  46
  47    --------------
  48    -- Is_Digit --
  49    --------------
  50
  51    function Is_Digit (U : Wide_Character) return Boolean is
  52    begin
  53       return G.Is_UTF_32_Digit (Wide_Character'Pos (U));
  54    end Is_Digit;
  55
  56    function Is_Digit (C : Category) return Boolean is
  57    begin
  58       return G.Is_UTF_32_Digit (G.Category (C));
  59    end Is_Digit;
  60
  61    ---------------
  62    -- Is_Letter --
  63    ---------------
  64
  65    function Is_Letter (U : Wide_Character) return Boolean is
  66    begin
  67       return G.Is_UTF_32_Letter (Wide_Character'Pos (U));
  68    end Is_Letter;
  69
  70    function Is_Letter (C : Category) return Boolean is
  71    begin
  72       return G.Is_UTF_32_Letter (G.Category (C));
  73    end Is_Letter;
  74
  75    ------------------------
  76    -- Is_Line_Terminator --
  77    ------------------------
  78
  79    function Is_Line_Terminator (U : Wide_Character) return Boolean is
  80    begin
  81       return G.Is_UTF_32_Line_Terminator (Wide_Character'Pos (U));
  82    end Is_Line_Terminator;
  83
  84    -------------
  85    -- Is_Mark --
  86    -------------
  87
  88    function Is_Mark (U : Wide_Character) return Boolean is
  89    begin
  90       return G.Is_UTF_32_Mark (Wide_Character'Pos (U));
  91    end Is_Mark;
  92
  93    function Is_Mark (C : Category) return Boolean is
  94    begin
  95       return G.Is_UTF_32_Mark (G.Category (C));
  96    end Is_Mark;
  97
  98    --------------------
  99    -- Is_Non_Graphic --
 100    --------------------
 101
 102    function Is_Non_Graphic (U : Wide_Character) return Boolean is
 103    begin
 104       return G.Is_UTF_32_Non_Graphic (Wide_Character'Pos (U));
 105    end Is_Non_Graphic;
 106
 107    function Is_Non_Graphic (C : Category) return Boolean is
 108    begin
 109       return G.Is_UTF_32_Non_Graphic (G.Category (C));
 110    end Is_Non_Graphic;
 111
 112    --------------
 113    -- Is_Other --
 114    --------------
 115
 116    function Is_Other (U : Wide_Character) return Boolean is
 117    begin
 118       return G.Is_UTF_32_Other (Wide_Character'Pos (U));
 119    end Is_Other;
 120
 121    function Is_Other (C : Category) return Boolean is
 122    begin
 123       return G.Is_UTF_32_Other (G.Category (C));
 124    end Is_Other;
 125
 126    --------------------
 127    -- Is_Punctuation --
 128    --------------------
 129
 130    function Is_Punctuation (U : Wide_Character) return Boolean is
 131    begin
 132       return G.Is_UTF_32_Punctuation (Wide_Character'Pos (U));
 133    end Is_Punctuation;
 134
 135    function Is_Punctuation (C : Category) return Boolean is
 136    begin
 137       return G.Is_UTF_32_Punctuation (G.Category (C));
 138    end Is_Punctuation;
 139
 140    --------------
 141    -- Is_Space --
 142    --------------
 143
 144    function Is_Space (U : Wide_Character) return Boolean is
 145    begin
 146       return G.Is_UTF_32_Space (Wide_Character'Pos (U));
 147    end Is_Space;
 148
 149    function Is_Space (C : Category) return Boolean is
 150    begin
 151       return G.Is_UTF_32_Space (G.Category (C));
 152    end Is_Space;
 153
 154    -------------------
 155    -- To_Upper_Case --
 156    -------------------
 157
 158    function To_Upper_Case
 159      (U : Wide_Character) return Wide_Character
 160    is
 161    begin
 162       return
 163         Wide_Character'Val
 164           (G.UTF_32_To_Upper_Case (Wide_Character'Pos (U)));
 165    end To_Upper_Case;
 166
 167 end Ada.Wide_Characters.Unicode;