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Article View: comp.sys.amiga.tech
Article #497

Re: Flushing handlers out of memory.

#497
From: Jim Mackraz
Date: Sun, 16 Jul 1989 19:15
36 lines
1934 bytes
In article <18551@usc.edu> papa@pollux.usc.edu (Marco Papa) writes:
)In article <59256@linus.UUCP> rachamp@mbunix.mitre.org (Champeaux) writes:
)>While writing PLT:, I've found myself rebooting the computer every time
)>I make a change so that the new version will be loaded into memory. 

){
)  char *ptr;
)
)  ptr = (char *) AllocMem(16000000L, 0L); /* cause the expunge */
)  if (ptr != NULL) FreeMem(ptr, 16000000L);
)}

In commodities.library I just rigged it so that when the OpenCnt goes to
zero, I expunge myself.  Now, how do I do that?  I guess I'll have to
check.  Anyway, that means that while testing I can easily assure that
I'm getting a new copy off the disk.

Depending on the expected use of a library, leaving such code in by mistake
isn't that bad.  Commodities.library is used for "TSR" style programs: once
open, it typically will not ever see OpenCnt == 0.

)Note that this code should NOT be included at the end of a program to force
)a "global" expunge to satisfy all the reviewers that run AvailMem to check 
)if a program frees all the resources it has allocated. Jimm will hang you for
)that :-)

No, I'll scold them.  It's *you* I'll hang for posting this code fragment ;^) ;^) ;^)

)-- Marco Papa 'Doc'

	jimm
-- 
Jim Mackraz, I and I Computing	   	"... the signs are very ominous,
{cbmvax,well,oliveb}!amiga!jimm          and a chill wind blows."
							- Justice Blackmun
Opinions are my own.  Comments are not to be taken as Commodore official policy.
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Message-ID: <4118@amiga.UUCP>
Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!rutgers!apple!sun-barr!oliveb!amiga!jimm
References: <59256@linus.UUCP> <18551@usc.edu>

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Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!rutgers!apple!sun-barr!oliveb!amiga!jimm
From: jimm@amiga.UUCP (Jim Mackraz)
Newsgroups: comp.sys.amiga.tech
Subject: Re: Flushing handlers out of memory.
Message-ID: <4118@amiga.UUCP>
Date: 16 Jul 89 19:15:04 GMT
References: <59256@linus.UUCP> <18551@usc.edu>
Reply-To: jimm@cloyd.UUCP (Jim Mackraz)
Organization: Commodore-Amiga Inc, Los Gatos CA
Lines: 36