------------------------------------------------------------------------------ -- -- -- GNAT RUNTIME COMPONENTS -- -- -- -- S Y S T E M . C A S E _ U T I L -- -- -- -- B o d y -- -- -- -- Copyright (C) 1995-2002 Ada Core Technologies, Inc. -- -- -- -- GNAT is free software; you can redistribute it and/or modify it under -- -- terms of the GNU General Public License as published by the Free Soft- -- -- ware Foundation; either version 2, or (at your option) any later ver- -- -- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -- -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -- -- for more details. You should have received a copy of the GNU General -- -- Public License distributed with GNAT; see file COPYING. If not, write -- -- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, -- -- MA 02111-1307, USA. -- -- -- -- As a special exception, if other files instantiate generics from this -- -- unit, or you link this unit with other files to produce an executable, -- -- this unit does not by itself cause the resulting executable to be -- -- covered by the GNU General Public License. This exception does not -- -- however invalidate any other reasons why the executable file might be -- -- covered by the GNU Public License. -- -- -- -- GNAT was originally developed by the GNAT team at New York University. -- -- Extensive contributions were provided by Ada Core Technologies Inc. -- -- -- ------------------------------------------------------------------------------ package body System.Case_Util is -------------- -- To_Lower -- -------------- function To_Lower (A : Character) return Character is A_Val : constant Natural := Character'Pos (A); begin if A in 'A' .. 'Z' or else A_Val in 16#C0# .. 16#D6# or else A_Val in 16#D8# .. 16#DE# then return Character'Val (A_Val + 16#20#); else return A; end if; end To_Lower; procedure To_Lower (A : in out String) is begin for J in A'Range loop A (J) := To_Lower (A (J)); end loop; end To_Lower; -------------- -- To_Mixed -- -------------- procedure To_Mixed (A : in out String) is Ucase : Boolean := True; begin for J in A'Range loop if Ucase then A (J) := To_Upper (A (J)); else A (J) := To_Lower (A (J)); end if; Ucase := A (J) = '_'; end loop; end To_Mixed; -------------- -- To_Upper -- -------------- function To_Upper (A : Character) return Character is A_Val : constant Natural := Character'Pos (A); begin if A in 'a' .. 'z' or else A_Val in 16#E0# .. 16#F6# or else A_Val in 16#F8# .. 16#FE# then return Character'Val (A_Val - 16#20#); else return A; end if; end To_Upper; procedure To_Upper (A : in out String) is begin for J in A'Range loop A (J) := To_Upper (A (J)); end loop; end To_Upper; end System.Case_Util;