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Diffstat (limited to 'gcc-4.3.1/gcc/ada/s-intman-vms.adb')
-rw-r--r-- | gcc-4.3.1/gcc/ada/s-intman-vms.adb | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/gcc-4.3.1/gcc/ada/s-intman-vms.adb b/gcc-4.3.1/gcc/ada/s-intman-vms.adb new file mode 100644 index 000000000..705b60ae7 --- /dev/null +++ b/gcc-4.3.1/gcc/ada/s-intman-vms.adb @@ -0,0 +1,78 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS -- +-- -- +-- S Y S T E M . I N T E R R U P T _ M A N A G E M E N T -- +-- -- +-- B o d y -- +-- -- +-- Copyright (C) 1992-2007, Free Software Foundation, Inc. -- +-- -- +-- 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, 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. -- +-- -- +-- GNARL was developed by the GNARL team at Florida State University. -- +-- Extensive contributions were provided by Ada Core Technologies, Inc. -- +-- -- +------------------------------------------------------------------------------ + +-- This is a OpenVMS/Alpha version of this package + +package body System.Interrupt_Management is + + ---------------- + -- Initialize -- + ---------------- + + Initialized : Boolean := False; + + procedure Initialize is + use System.OS_Interface; + Status : Cond_Value_Type; + + begin + if Initialized then + return; + end if; + + Initialized := True; + Abort_Task_Interrupt := Interrupt_ID_0; + -- Unused + + Reserve := Reserve or Keep_Unmasked or Keep_Masked; + Reserve (Interrupt_ID_0) := True; + + Sys_Crembx + (Status => Status, + Prmflg => 0, + Chan => Rcv_Interrupt_Chan, + Maxmsg => Interrupt_ID'Size, + Bufquo => Interrupt_Bufquo, + Lognam => "GNAT_Interrupt_Mailbox", + Flags => CMB_M_READONLY); + pragma Assert ((Status and 1) = 1); + + Sys_Assign + (Status => Status, + Devnam => "GNAT_Interrupt_Mailbox", + Chan => Snd_Interrupt_Chan, + Flags => AGN_M_WRITEONLY); + pragma Assert ((Status and 1) = 1); + end Initialize; + +end System.Interrupt_Management; |