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Diffstat (limited to 'gcc/ada/g-ctrl_c.adb')
| -rw-r--r-- | gcc/ada/g-ctrl_c.adb | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/gcc/ada/g-ctrl_c.adb b/gcc/ada/g-ctrl_c.adb new file mode 100644 index 00000000000..17b1a9fda85 --- /dev/null +++ b/gcc/ada/g-ctrl_c.adb @@ -0,0 +1,57 @@ +------------------------------------------------------------------------------ +-- -- +-- 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; |