Article View: comp.sys.amiga.tech
Article #9668Re: Need info on exceptions
From: Randell Jesup
Date: Thu, 01 Sep 1988 23:46
Date: Thu, 01 Sep 1988 23:46
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1641 bytes
In article <39432@linus.UUCP> eachus@mitre-bedford.arpa (Robert I. Eachus) writes:
> Fred (and many other people, but not Matt :-) are confusing
>virtual address spaces (not virtual memory) with memory management.
>AmigaDOS 2.0 (or some such) will probably provide memory management
>(assuming that you have a 68020 + 688851 or a 68030 or ...) such that
>all memory not declared MEMF_PUBLIC cannot be read or written by other
>tasks, etc. This is a not a difficult job.
Not difficult?? Not difficult, he says. Maybe HE'D like to
make this work with all those programs that misuse/don't use MEMF_PUBLIC?
Also, even non-MEMF_PUBLIC memory may well still have to be readable, at
least for old programs. Not to say it can't be done, but just that it's
still a sizable can of worms.
> Robert I. Eachus
>
>with STANDARD_DISCLAIMER;
>use STANDARD_DISCLAIMER;
>function MESSAGE (TEXT: in CLEVER_IDEAS) return BETTER_IDEAS is...
So when are you porting Ada to the Amiga? :-)
--
Randell Jesup, Commodore Engineering {uunet|rutgers|allegra}!cbmvax!jesup
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arc1-ca.pugleaf.net!utzoo!utgpu!water!watmath!clyde!att!osu-cis!tut.cis.ohio-state.edu!rutgers!ucsd!ucbvax!hplabs!pyramid!cbmvax!jesupReferences:
<8808272322.AA03740@cory.Berkeley.EDU> <125@fishpond.UUCP> <39432@linus.UUCP>Show Full Headers
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!water!watmath!clyde!att!osu-cis!tut.cis.ohio-state.edu!rutgers!ucsd!ucbvax!hplabs!pyramid!cbmvax!jesup From: jesup@cbmvax.UUCP (Randell Jesup) Newsgroups: comp.sys.amiga.tech Subject: Re: Need info on exceptions Keywords: Virtual memory, Address space Message-ID: <4639@cbmvax.UUCP> Date: 1 Sep 88 23:46:13 GMT References: <8808272322.AA03740@cory.Berkeley.EDU> <125@fishpond.UUCP> <39432@linus.UUCP> Reply-To: jesup@cbmvax.UUCP (Randell Jesup) Organization: Commodore Technology, West Chester, PA Lines: 24