New Language: Ada

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@45955 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 106 insertions, 0 deletions

diff --git a/gcc/ada/g-casuti.adb b/gcc/ada/g-casuti.adb
new file mode 100644
index 00000000000..dcedebecb43
--- /dev/null
+++ b/gcc/ada/g-casuti.adb
@@ -0,0 +1,106 @@
+------------------------------------------------------------------------------
+--                                                                          --
+--                         GNAT RUNTIME COMPONENTS                          --
+--                                                                          --
+--                       G N A T . C A S E _ U T I L                        --
+--                                                                          --
+--                                 B o d y                                  --
+--                                                                          --
+--                            $Revision: 1.4 $                              --
+--                                                                          --
+--           Copyright (C) 1995-1999 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 is maintained by Ada Core Technologies Inc (http://www.gnat.com).   --
+--                                                                          --
+------------------------------------------------------------------------------
+
+package body GNAT.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 GNAT.Case_Util;