------------------------------------------------------------------------------ -- -- -- GNAT RUN-TIME COMPONENTS -- -- -- -- G N A T . C A S E _ U T I L -- -- -- -- S p e c -- -- -- -- Copyright (C) 1995-2010, 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 3, 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. -- -- -- -- As a special exception under Section 7 of GPL version 3, you are granted -- -- additional permissions described in the GCC Runtime Library Exception, -- -- version 3.1, as published by the Free Software Foundation. -- -- -- -- You should have received a copy of the GNU General Public License and -- -- a copy of the GCC Runtime Library Exception along with this program; -- -- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -- -- . -- -- -- -- GNAT was originally developed by the GNAT team at New York University. -- -- Extensive contributions were provided by Ada Core Technologies Inc. -- -- -- ------------------------------------------------------------------------------ -- Simple casing functions -- This package provides simple casing functions that do not require the -- overhead of the full casing tables found in Ada.Characters.Handling. -- Note: actual code is found in System.Case_Util, which is used internally -- by the GNAT run time. Applications programs should always use this package -- rather than using System.Case_Util directly. with System.Case_Util; package GNAT.Case_Util is pragma Pure; pragma Elaborate_Body; -- The elaborate body is because we have a dummy body to deal with -- bootstrap path problems (we used to have a real body, and now we don't -- need it any more, but the bootstrap requires that we have a dummy body, -- since otherwise the old body gets picked up. -- Note: all the following functions handle the full Latin-1 set function To_Upper (A : Character) return Character renames System.Case_Util.To_Upper; -- Converts A to upper case if it is a lower case letter, otherwise -- returns the input argument unchanged. procedure To_Upper (A : in out String) renames System.Case_Util.To_Upper; -- Folds all characters of string A to upper case function To_Lower (A : Character) return Character renames System.Case_Util.To_Lower; -- Converts A to lower case if it is an upper case letter, otherwise -- returns the input argument unchanged. procedure To_Lower (A : in out String) renames System.Case_Util.To_Lower; -- Folds all characters of string A to lower case procedure To_Mixed (A : in out String) renames System.Case_Util.To_Mixed; -- Converts A to mixed case (i.e. lower case, except for initial -- character and any character after an underscore, which are -- converted to upper case. end GNAT.Case_Util;