Date: Tue, 22 Jun 1999 10:21:59 +0930 (CST) From: Kris Kennaway <kkennawa@physics.adelaide.edu.au> To: Peter Wemm <peter@netplex.com.au> Cc: Jean-Marc Zucconi <jmz@freebsd.org>, hoek@freebsd.org, cvs-committers@freebsd.org, cvs-all@freebsd.org Subject: Re: cvs commit: src/sys/kern imgact_gzip.c Message-ID: <Pine.OSF.4.10.9906221019460.1876-100000@bragg> In-Reply-To: <19990621231649.336E375@overcee.netplex.com.au>
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On Tue, 22 Jun 1999, Peter Wemm wrote:
> No, imgact_gzip has it's own a.out executable decoder hardwired into it and
> this can't be easily changed to support ELF without a LOT of work. I half
> wonder if it might be better to gzip -d the executable stream into some
> sort of anon backed vnode and then pass that back into the exec system. That
> way it would work for any supported format etc.
That's a fancier way of how gzexe does it: when you gzexe a binary it
compresses it and prepends a shell-script extracter to the data. When you run
the script, it decompresses to /tmp, and runs from there.
Kris
> Cheers,
> -Peter
-----
"Never criticize anybody until you have walked a mile in their shoes,
because by that time you will be a mile away and have their shoes."
-- Unknown
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