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Re: [gpsd-dev] ✘scons 3.0.5

From: Gary E. Miller
Subject: Re: [gpsd-dev] ✘scons 3.0.5
Date: Thu, 28 Mar 2019 13:53:13 -0700

Yo Fred!

On Thu, 28 Mar 2019 13:34:54 -0700 (PDT)
Fred Wright <address@hidden> wrote:

> Autodetect *alone* is a bad idea, since opportunistic configuration
> leads to nonreproducible builds.  One shouldn't have to remove a
> dependency just to turn off a feature.
> It's not unreasonable to use the environment to set the *default
> value* of options, but it should always be possible to specify the
> desired configuration explicitly, and have the build fail if the
> requested configuration doesn't work.

Agreed.  Belt and suspenders.

> And in the particular case of Qt, one might have both versions
> installed (which was the whole point of the name change in the first
> place), so there may be no single "correct" value of qt_versioned.

When in doubt, use the latest version.  Or latest known working

But, mostly academic without a nice Qt sample client...

Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97703
        address@hidden  Tel:+1 541 382 8588

            Veritas liberabit vos. -- Quid est veritas?
    "If you can’t measure it, you can’t improve it." - Lord Kelvin

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