rt_gccstream/gcc/ada/g-ctrl_c.adb

58 lines
3.0 KiB
Ada

------------------------------------------------------------------------------
-- --
-- GNAT RUN-TIME COMPONENTS --
-- --
-- G N A T . C T R L _ C --
-- --
-- B o d y --
-- --
-- Copyright (C) 2002-2007, 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 GNAT.Ctrl_C is
type C_Handler_Type is access procedure;
pragma Convention (C, C_Handler_Type);
Ada_Handler : Handler_Type;
procedure C_Handler;
pragma Convention (C, C_Handler);
procedure C_Handler is
begin
Ada_Handler.all;
end C_Handler;
procedure Install_Handler (Handler : Handler_Type) is
procedure Internal (Handler : C_Handler_Type);
pragma Import (C, Internal, "__gnat_install_int_handler");
begin
Ada_Handler := Handler;
Internal (C_Handler'Access);
end Install_Handler;
end GNAT.Ctrl_C;