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Diffstat (limited to 'gcc/ada/libgnat/g-casuti.ads')
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1 files changed, 77 insertions, 0 deletions
diff --git a/gcc/ada/libgnat/g-casuti.ads b/gcc/ada/libgnat/g-casuti.ads new file mode 100644 index 00000000000..44774066bd4 --- /dev/null +++ b/gcc/ada/libgnat/g-casuti.ads @@ -0,0 +1,77 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT RUN-TIME COMPONENTS -- +-- -- +-- G N A T . C A S E _ U T I L -- +-- -- +-- S p e c -- +-- -- +-- Copyright (C) 1995-2017, 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 -- +-- <http://www.gnu.org/licenses/>. -- +-- -- +-- 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; |