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) 2005-2007, 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 pragma Warnings (Off);
  35 pragma Compiler_Unit;
  36 pragma Warnings (On);
  37
  38 package body System.WCh_Con is
  39
  40    ----------------------------
  41    -- Get_WC_Encoding_Method --
  42    ----------------------------
  43
  44    function Get_WC_Encoding_Method (C : Character) return WC_Encoding_Method is
  45    begin
  46       for Method in WC_Encoding_Method loop
  47          if C = WC_Encoding_Letters (Method) then
  48             return Method;
  49          end if;
  50       end loop;
  51
  52       raise Constraint_Error;
  53    end Get_WC_Encoding_Method;
  54
  55    function Get_WC_Encoding_Method (S : String) return WC_Encoding_Method is
  56    begin
  57       if    S = "hex"       then
  58          return WCEM_Hex;
  59       elsif S = "upper"     then
  60          return WCEM_Upper;
  61       elsif S = "shift_jis" then
  62          return WCEM_Shift_JIS;
  63       elsif S = "euc"       then
  64          return WCEM_EUC;
  65       elsif S = "utf8"      then
  66          return WCEM_UTF8;
  67       elsif S = "brackets"  then
  68          return WCEM_Brackets;
  69       else
  70          raise Constraint_Error;
  71       end if;
  72    end Get_WC_Encoding_Method;
  73
  74 end System.WCh_Con;