-- --
-- B o d y --
-- --
--- $Revision: 1.23 $
--- --
--- Copyright (C) 1992-2001 Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2009 Free Software Foundation, 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- --
+-- 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. 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. --
+-- 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. --
-- --
--- 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. --
+-- 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. --
--- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). --
+-- Extensive contributions were provided by Ada Core Technologies Inc. --
-- --
------------------------------------------------------------------------------
with Csets; use Csets;
with Namet; use Namet;
with Opt; use Opt;
-with Types; use Types;
with Widechar; use Widechar;
package body Casing is
Ptr := 1;
while Ptr <= Name_Len loop
+
+ -- Wide character. Note that we do nothing with casing in this case.
+ -- In Ada 2005 mode, required folding of lower case letters happened
+ -- as the identifier was scanned, and we do not attempt any further
+ -- messing with case (note that in any case we do not know how to
+ -- fold upper case to lower case in wide character mode). We also
+ -- do not bother with recognizing punctuation as equivalent to an
+ -- underscore. There is nothing functional at this stage in doing
+ -- the requested casing operation, beyond folding to upper case
+ -- when it is mandatory, which does not involve underscores.
+
if Name_Buffer (Ptr) = ASCII.ESC
or else Name_Buffer (Ptr) = '['
or else (Upper_Half_Encoding
Skip_Wide (Name_Buffer, Ptr);
After_Und := False;
+ -- Underscore, or non-identifer character (error case)
+
elsif Name_Buffer (Ptr) = '_'
or else not Identifier_Char (Name_Buffer (Ptr))
then
After_Und := True;
Ptr := Ptr + 1;
+ -- Lower case letter
+
elsif Is_Lower_Case_Letter (Name_Buffer (Ptr)) then
if Actual_Casing = All_Upper_Case
or else (After_Und and then Actual_Casing = Mixed_Case)
After_Und := False;
Ptr := Ptr + 1;
+ -- Upper case letter
+
elsif Is_Upper_Case_Letter (Name_Buffer (Ptr)) then
if Actual_Casing = All_Lower_Case
or else (not After_Und and then Actual_Casing = Mixed_Case)
After_Und := False;
Ptr := Ptr + 1;
- else -- all other characters
+ -- Other identifier character (must be digit)
+
+ else
After_Und := False;
Ptr := Ptr + 1;
end if;