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From: bob@accuvax.nwu.edu (Bob Hablutzel)
Newsgroups: comp.sys.mac.programmer
Subject: Re: Executing non-interrupt-level code after an interrupt
Message-ID: <10050101@accuvax.nwu.edu>
Date: 16 Apr 89 14:44:47 GMT
References: <1631@husc6.harvard.edu>
Organization: Northwestern U, Evanston IL, USA
Lines: 20

> I know that this is a "standard question", but:

> If a routine is called at interrupt time, what is the best way for it to get
> control back _not_ at interrupt time.  The only methods I recall hearing about
> are patching _GetNextEvent (and possibly _WaitNextEvent, but probably there
> is one patch which will cover all cases) and using jGNEfilter, which is a 
> low-memory global, and thus bad.  (Also, I don't know where it is documented.)

> So is there a better way to do this?  Failing that, what is the "accepted"
> method?  Thanks in advance for any information.

  If the interrupt handler is part of an application, then you could always
post an application defined event (Using PostEvent, on the page between
IM-67 and IM-69 (can you tell what key on my keyboard doesn't work??)). 


>						--David Maymudes

Bob Hablutzel	Wildwood Software	BOB@NUACC.ACNS.NWU.EDU
Disclaimer:	My cat is fixed. My keyboard isn't.