gcc/ada/s-wchcon.adb

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT COMPILER COMPONENTS                         --
   4 --                                                                          --
   5 --                       S Y S T E M . W C H _ C O N                        --
   6 --                                                                          --
   7 --                                 B o d y                                  --
   8 --                                                                          --
   9 --          Copyright (C) 2005-2006, 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 System.WCh_Con is
  35
  36    ----------------------------
  37    -- Get_WC_Encoding_Method --
  38    ----------------------------
  39
  40    function Get_WC_Encoding_Method (C : Character) return WC_Encoding_Method is
  41    begin
  42       for Method in WC_Encoding_Method loop
  43          if C = WC_Encoding_Letters (Method) then
  44             return Method;
  45          end if;
  46       end loop;
  47
  48       raise Constraint_Error;
  49    end Get_WC_Encoding_Method;
  50
  51    function Get_WC_Encoding_Method (S : String) return WC_Encoding_Method is
  52    begin
  53       if    S = "hex"       then return WCEM_Hex;
  54       elsif S = "upper"     then return WCEM_Upper;
  55       elsif S = "shift_jis" then return WCEM_Shift_JIS;
  56       elsif S = "euc"       then return WCEM_EUC;
  57       elsif S = "utf8"      then return WCEM_UTF8;
  58       elsif S = "brackets"  then return WCEM_Brackets;
  59       else
  60          raise Constraint_Error;
  61       end if;
  62    end Get_WC_Encoding_Method;
  63
  64 end System.WCh_Con;