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From: guzzi@multimax (Mark D. Guzzi)
Subject: Re: shared variable between tasks
Date: 29 Jun 89 12:12:56 GMT	[thread overview]
Message-ID: <9538@xenna.Encore.COM> (raw)
In-Reply-To: tancheeh@fred.cs.washington.edu (Nicholas Tan Chee Hiang)

Unprotected never appears to be updated because you read it once in
task Access_Variable when you initialize Letter, then you never read it
again.   Try this instead:

	  task body Access_Variable is
	--    Letter : Character := Unprotected;
	  begin
	    loop
	--      Put (Letter);
	      Put (Unprotected);
	      delay 3.0;
	    end loop;
	  end Access_Variable;
-- 
				       -- Mark Guzzi
					  Encore Computer Corporation
					  guzzi@encore.com
					     (or guzzi@multimax.encore.com)

      reply	other threads:[~1989-06-29 12:12 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
1989-06-29  2:07 shared variable between tasks Nicholas Tan Chee Hiang
1989-06-29 12:12 ` Mark D. Guzzi [this message]
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