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Diffstat (limited to 'gcc/ada/5ointerr.adb')
| -rw-r--r-- | gcc/ada/5ointerr.adb | 303 |
1 files changed, 303 insertions, 0 deletions
diff --git a/gcc/ada/5ointerr.adb b/gcc/ada/5ointerr.adb new file mode 100644 index 00000000000..31726f2acbc --- /dev/null +++ b/gcc/ada/5ointerr.adb @@ -0,0 +1,303 @@ +------------------------------------------------------------------------------ +-- -- +-- GNU ADA RUN-TIME LIBRARY (GNARL) COMPONENTS -- +-- -- +-- S Y S T E M . I N T E R R U P T S -- +-- -- +-- B o d y -- +-- -- +-- $Revision: 1.5 $ +-- -- +-- Copyright (C) 1991-2000 Florida State University -- +-- -- +-- GNARL 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. GNARL 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 GNARL; 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. -- +-- -- +-- GNARL was developed by the GNARL team at Florida State University. It is -- +-- now maintained by Ada Core Technologies Inc. in cooperation with Florida -- +-- State University (http://www.gnat.com). -- +-- -- +------------------------------------------------------------------------------ + +-- This is an OS/2 version of this package. + +-- This version is a stub, for systems that +-- do not support interrupts (or signals). + +with Ada.Exceptions; + +package body System.Interrupts is + + use System.Tasking; + + ----------------------- + -- Local Subprograms -- + ----------------------- + + procedure Unimplemented; + -- This procedure raises a Program_Error with an appropriate message + -- indicating that an unimplemented feature has been used. + + -------------------- + -- Attach_Handler -- + -------------------- + + procedure Attach_Handler + (New_Handler : in Parameterless_Handler; + Interrupt : in Interrupt_ID; + Static : in Boolean := False) + is + begin + Unimplemented; + end Attach_Handler; + + ----------------------------- + -- Bind_Interrupt_To_Entry -- + ----------------------------- + + procedure Bind_Interrupt_To_Entry + (T : Task_ID; + E : Task_Entry_Index; + Int_Ref : System.Address) + is + begin + Unimplemented; + end Bind_Interrupt_To_Entry; + + --------------------- + -- Block_Interrupt -- + --------------------- + + procedure Block_Interrupt (Interrupt : Interrupt_ID) is + begin + Unimplemented; + end Block_Interrupt; + + --------------------- + -- Current_Handler -- + --------------------- + + function Current_Handler + (Interrupt : Interrupt_ID) + return Parameterless_Handler + is + begin + Unimplemented; + return null; + end Current_Handler; + + -------------------- + -- Detach_Handler -- + -------------------- + + procedure Detach_Handler + (Interrupt : in Interrupt_ID; + Static : in Boolean := False) + is + begin + Unimplemented; + end Detach_Handler; + + ------------------------------ + -- Detach_Interrupt_Entries -- + ------------------------------ + + procedure Detach_Interrupt_Entries (T : Task_ID) is + begin + Unimplemented; + end Detach_Interrupt_Entries; + + ---------------------- + -- Exchange_Handler -- + ---------------------- + + procedure Exchange_Handler + (Old_Handler : out Parameterless_Handler; + New_Handler : in Parameterless_Handler; + Interrupt : in Interrupt_ID; + Static : in Boolean := False) + is + begin + Old_Handler := null; + Unimplemented; + end Exchange_Handler; + + -------------- + -- Finalize -- + -------------- + + procedure Finalize (Object : in out Static_Interrupt_Protection) is + begin + Unimplemented; + end Finalize; + + ------------------------------------- + -- Has_Interrupt_Or_Attach_Handler -- + ------------------------------------- + + function Has_Interrupt_Or_Attach_Handler + (Object : access Dynamic_Interrupt_Protection) + return Boolean + is + begin + Unimplemented; + return True; + end Has_Interrupt_Or_Attach_Handler; + + function Has_Interrupt_Or_Attach_Handler + (Object : access Static_Interrupt_Protection) + return Boolean + is + begin + Unimplemented; + return True; + end Has_Interrupt_Or_Attach_Handler; + + ---------------------- + -- Ignore_Interrupt -- + ---------------------- + + procedure Ignore_Interrupt (Interrupt : Interrupt_ID) is + begin + Unimplemented; + end Ignore_Interrupt; + + ---------------------- + -- Install_Handlers -- + ---------------------- + + procedure Install_Handlers + (Object : access Static_Interrupt_Protection; + New_Handlers : in New_Handler_Array) + is + begin + Unimplemented; + end Install_Handlers; + + ---------------- + -- Is_Blocked -- + ---------------- + + function Is_Blocked (Interrupt : Interrupt_ID) return Boolean is + begin + Unimplemented; + return True; + end Is_Blocked; + + ----------------------- + -- Is_Entry_Attached -- + ----------------------- + + function Is_Entry_Attached (Interrupt : Interrupt_ID) return Boolean is + begin + Unimplemented; + return True; + end Is_Entry_Attached; + + ------------------------- + -- Is_Handler_Attached -- + ------------------------- + + function Is_Handler_Attached (Interrupt : Interrupt_ID) return Boolean is + begin + Unimplemented; + return True; + end Is_Handler_Attached; + + ---------------- + -- Is_Ignored -- + ---------------- + + function Is_Ignored (Interrupt : Interrupt_ID) return Boolean is + begin + Unimplemented; + return True; + end Is_Ignored; + + ----------------- + -- Is_Reserved -- + ----------------- + + function Is_Reserved (Interrupt : Interrupt_ID) return Boolean is + begin + Unimplemented; + return True; + end Is_Reserved; + + --------------- + -- Reference -- + --------------- + + function Reference (Interrupt : Interrupt_ID) return System.Address is + begin + Unimplemented; + return Interrupt'Address; + end Reference; + + -------------------------------- + -- Register_Interrupt_Handler -- + -------------------------------- + + procedure Register_Interrupt_Handler + (Handler_Addr : System.Address) + is + begin + Unimplemented; + end Register_Interrupt_Handler; + + ----------------------- + -- Unblock_Interrupt -- + ----------------------- + + procedure Unblock_Interrupt (Interrupt : Interrupt_ID) is + begin + Unimplemented; + end Unblock_Interrupt; + + ------------------ + -- Unblocked_By -- + ------------------ + + function Unblocked_By (Interrupt : Interrupt_ID) + return System.Tasking.Task_ID is + begin + Unimplemented; + return null; + end Unblocked_By; + + ------------------------ + -- Unignore_Interrupt -- + ------------------------ + + procedure Unignore_Interrupt (Interrupt : Interrupt_ID) is + begin + Unimplemented; + end Unignore_Interrupt; + + ------------------- + -- Unimplemented; -- + ------------------- + + procedure Unimplemented is + begin + Ada.Exceptions.Raise_Exception + (Program_Error'Identity, "interrupts/signals not implemented"); + raise Program_Error; + end Unimplemented; + +end System.Interrupts; |