Article View: comp.sys.amiga.tech
Article #1371Re: MutualExclude for Gadgets
From: Michael Sinz - CATS
Date: Thu, 21 Sep 1989 14:16
Date: Thu, 21 Sep 1989 14:16
29 lines
1969 bytes
1969 bytes
In article <125013@sun.Eng.Sun.COM> cmcmanis@sun.UUCP (Chuck McManis) writes:
[... Much deleted ...]
>/*
> * One of many defines that identify the kinds of custom structure I hang
> * off of gadgets, if UserData is NULL is looks at location 0 but that is
> * always 0 (:-)) so that is ok too. Of course third party hacks that
> * diddle with my gadgets will crash the system...
> */
Gee, Chuck, you didn't really say that did you? Location 0 is undefined
and can contain any value, including ODD values. (In fact, early A590
drives placed an odd value at location 0) ;-)
[... Some code deleted ...] (It would have crashed anyway... ;^)
>--Chuck McManis
>uucp: {anywhere}!sun!cmcmanis BIX: cmcmanis ARPAnet: cmcmanis@sun.com
>These opinions are my own and no one elses, but you knew that didn't you.
>"If I were driving a Macintosh, I'd have to stop before I could turn the wheel."
/----------------------------------------------------------------------\
| /// Michael Sinz -- CATS/Amiga Software Engineer |
| /// PHONE 215-431-9422 UUCP ( uunet | rutgers ) !cbmvax!mks |
| /// |
|\\\/// When people are free to do as they please, |
| \XX/ they usually imitate each other. |
\----------------------------------------------------------------------/
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arc1-ca.pugleaf.net!utzoo!attcan!utgpu!jarvis.csri.toronto.edu!mailrus!wuarchive!gem.mps.ohio-state.edu!usc!bbn!oliveb!amiga!cbmvax!mksReferences:
<1849@cbnewsd.ATT.COM> <125013@sun.Eng.Sun.COM>Show Full Headers
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Path: arc1-ca.pugleaf.net!utzoo!attcan!utgpu!jarvis.csri.toronto.edu!mailrus!wuarchive!gem.mps.ohio-state.edu!usc!bbn!oliveb!amiga!cbmvax!mks From: mks@cbmvax.UUCP (Michael Sinz - CATS) Newsgroups: comp.sys.amiga.tech Subject: Re: MutualExclude for Gadgets Keywords: Amiga MutualExclude Message-ID: <7964@cbmvax.UUCP> Date: 21 Sep 89 14:16:42 GMT References: <1849@cbnewsd.ATT.COM> <125013@sun.Eng.Sun.COM> Reply-To: mks@cbmvax.UUCP (Michael Sinz - CATS) Distribution: usa Organization: Commodore Technology, West Chester, PA Lines: 29