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------------------------------------------------------------------------------
-- --
-- GNAT RUN-TIME COMPONENTS --
-- --
-- S Y S T E M . C A S E _ U T I L --
-- --
-- B o d y --
-- --
-- Copyright (C) 1995-2005 AdaCore --
-- --
-- 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, 51 Franklin Street, Fifth Floor, --
-- Boston, MA 02110-1301, 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;
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