Date: Tue, 20 Jul 1999 07:06:43 -0700 From: Cy Schubert <cschuber@uumail.gov.bc.ca> To: Matt Behrens <matt@zigg.com> Cc: Cy Schubert - ITSD Open Systems Group <Cy.Schubert@uumail.gov.bc.ca>, Dag-Erling Smorgrav <des@flood.ping.uio.no>, stable@FreeBSD.ORG Subject: Re: make world shortcut (was Re: Snapshots) Message-ID: <199907201407.HAA65825@passer.osg.gov.bc.ca> In-Reply-To: Your message of "Mon, 19 Jul 1999 10:24:36 EDT." <Pine.BSF.4.10.9907191023160.55477-100000@megaweapon.zigg.com>
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In message <Pine.BSF.4.10.9907191023160.55477-100000@megaweapon.zigg.com>, Matt
Behrens writes:
> On Mon, 19 Jul 1999, Cy Schubert - ITSD Open Systems Group wrote:
>
> : In message <Pine.BSF.4.10.9907191007590.55417-100000@megaweapon.zigg.com>,
> : Matt Behrens writes:
>
> : > On 19 Jul 1999, Dag-Erling Smorgrav wrote:
>
> : > : 'make depend && make && make install' is much faster and works fine
> : > : for small incremental updates.
>
> : > Hmm, how do we know when it's not working fine? After the system
> : > breaks? :-)
>
> : That's why the &&'s are there. && only allows subsequent commands to
> : execute if the previous command returned with an exit status of 0.
>
> I guess my question was less of that and more of "can we be assured
> we will have a working system even if the entire process returns
> no error codes"?
There are no guarantees. cc & ld return non-zero return codes when an
error is encountered. Various scripts may or may not depending on
who wrote them. Make(1) can only rely on what it is given. It all boils
down to: Does the port maintainer know what he is doing?
Regards, Phone: (250)387-8437
Cy Schubert Fax: (250)387-5766
Open Systems Group Internet: Cy.Schubert@uumail.gov.bc.ca
ITSD Cy.Schubert@gems8.gov.bc.ca
Province of BC
"e**(i*pi)+1=0"
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