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------------------------------------------------------------------------------
-- --
-- GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS --
-- --
-- A D A . E X C E P T I O N S . P O L L --
-- (version supporting asynchronous abort test) --
-- --
-- B o d y --
-- --
-- Copyright (C) 1992-2010, 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 3, 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. --
-- --
-- As a special exception under Section 7 of GPL version 3, you are granted --
-- additional permissions described in the GCC Runtime Library Exception, --
-- version 3.1, as published by the Free Software Foundation. --
-- --
-- You should have received a copy of the GNU General Public License and --
-- a copy of the GCC Runtime Library Exception along with this program; --
-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
-- <http://www.gnu.org/licenses/>. --
-- --
-- GNARL was developed by the GNARL team at Florida State University. --
-- Extensive contributions were provided by Ada Core Technologies, Inc. --
-- --
------------------------------------------------------------------------------
-- This version is for targets that do not support per-thread asynchronous
-- signals. On such targets, we require compilation with the -gnatP switch
-- that activates periodic polling. Then in the body of the polling routine
-- we test for asynchronous abort.
-- Windows, HPUX 10 and VMS currently use this file
pragma Warnings (Off);
-- Allow withing of non-Preelaborated units in Ada 2005 mode where this
-- package will be categorized as Preelaborate. See AI-362 for details.
-- It is safe in the context of the run-time to violate the rules!
with System.Soft_Links;
pragma Warnings (On);
separate (Ada.Exceptions)
----------
-- Poll --
----------
procedure Poll is
begin
-- Test for asynchronous abort on each poll
if System.Soft_Links.Check_Abort_Status.all /= 0 then
raise Standard'Abort_Signal;
end if;
end Poll;
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