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Date:      Sun, 14 Feb 1999 22:04:24 -0700
From:      Nate Williams <nate@mt.sri.com>
To:        Ollivier Robert <roberto@keltia.freenix.fr>
Cc:        freebsd-hackers@FreeBSD.ORG
Subject:   Re: install -C
Message-ID:  <199902150504.WAA24224@mt.sri.com>
In-Reply-To: <19990215010039.A7717@keltia.freenix.fr>
References:  <86u2wpc0iy.fsf@niobe.ewox.org> <19990215010039.A7717@keltia.freenix.fr>

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> > My main argument against always installing certain files with "install
> > -C" is that makes it very difficult to clean up after a major upgrade,
> > since you can't rely on "live" files to have a recent timestamp. I've
> > talked to people on IRC who deleted their Elf interpreter because its
> > mtime predated their last make world. Shooting yourself in the foot
> 
> The a.out loader used to be protected, why not doing it for ld-elf.so too ?

You're not the first person to suggest it, but hopefully (now) the
last.  I just modified the makefile for the elf loader to set the system
immutable flag.  Unfortunately, it didn't happen until after the 3.1 TAG
went down, so I'll merge it in later after Jordan has opened up the tree
again.


Nate

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