Public SourceMage Discussion List

[Eric Sandall <eric AT sandall.us>]

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On Wed, 24 May 2006, Jeremy A. Kolb wrote:
> On Wed, 24 May 2006, Eric Sandall wrote:
<snip>
> > What should do it for us? You're not expected to change providers
> > often (xfree86 -> xorg being an example). What shouldn't prompt every
> > time you cast a spell? If you mean asking what should provide FOO,
> > then it does ask every time, but defaults to what has already been
> > chosen for FOO further up the chain or is already installed or the
> > first on the list if none of the above (unless you used `sorcery
> > default add` to set it ;)).
>
> What does 'sorcery default add' do?  sorcery --help didn't give me a very
> clear description.  Maybe it's what I want.

You can add defaults for optional dependencies and providers (e.g. I
always turn linux-pam and arts off and set xorg as the provider of
X11-LIBS, X11-SERVER, and OPENGL, and enable all optional dependencies
on alsa-libs, gtk+2, and openssl).

> What I meant was that when you cast a spell that has previously had it's
> optional dependencies chosen it prompts you if you would like to continue
> using what you selected.  Since this rarely ever changes it should only
> need to come up the first time you cast the spell, use cast -r, or when
> the optional dependency isn't installed.
>
> The problem is that if you cast
> xorg-server and something else casts that has an optional depends on xorg
> and you aren't there to watch everything scroll by you will miss it and
> xorg will be installed which can stomp xorg-modular (this happened to me a
> few weeks ago).  So maybe in the case where xorg-server has been installed
> and xorg has been uninstalled anything that optionally depended upon xorg
> should then depend on xorg-server since it's the only spell that fills
> that PROVIDES.

That's what `cleanse --prune doit` does...

- -sandalle

- --
Eric Sandall                     |  Source Mage GNU/Linux Developer
eric AT sandall.us                  |  http://www.sourcemage.org/
http://eric.sandall.us/          |  SysAdmin @ Inst. Shock Physics @ WSU
http://counter.li.org/  #196285  |  http://www.shock.wsu.edu/
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