Public SourceMage Discussion List

[Arwed von Merkatz <v.merkatz AT gmx.net>]

On Mon, May 24, 2004 at 10:28:16AM -0700, Andrew wrote:
> 
> installwatch is not turned on in prepare_install. it is on for most of
> the build pipeline until POST_BUILD (in api 1) is called, which does
> the final turning off.
> 
> The reason it is on is because sometimes spells will install stuff before
> prepare_install is run, and having it on all the time will cause those
> files to be tracked when they otherwise wouldnt be. Files in /usr/src
> are specifically filtered out of the listing.
> 
> If you want more alien files we can certainly have an option to put
> "invoke installwatch in prepare_install", im just warning you you're
> not going to like it.

What spell installs anything before prepare_install? That would
definitely be a bug.

> Your logic of sorcery tracking things that weren't installed by the
> spell does not make any sense to me. It tracks everything that the spell
> does, then filters out things that dont exist anymore or are in certain
> special places.
> 
> So what if /usr/doc is tracked by every spell? Lots of spells "track"
> /usr and /usr/share and all sorts of other things, I've never seen any
> problems with it. Maybe your understanding of file and directory tracking
> is incorrect because I see no problem with tracking /usr/doc

Tracking /usr/doc is a problem because the spell doesn't install
anything to it, same for /usr/man/man? in most spells i recently cast.

> Also, how does installwatch being on cause spell failures? Bug 3846
> is about tmpfs.

That was the initial thing i suspected, but it's caused by installwatch
breaking tar during the installation of the bootstrap ada compiler.

> -Andrew
> 
> On Sun, May 23, 2004 at 09:37:49PM +0200, Eric Schabell wrote:
> > I was under the impression that it was turned on with the call to
> > prepare_install... but have never done any coding around the
> > installwatch stuff.
> > 
> > erics
> > 
> > > Probably because it's always been that way and no one has noticed it and
> > > fixed it.
> > > 
> > > On Sun, 2004-23-05 at 20:06 +0200, Arwed von Merkatz wrote:
> > > > Hi,
> > > > 
> > > > got a question for our sorcery hackers:
> > > > Why does installwatch get loaded before BUILD is executed and not in
> > > > prepare_install?
> > > > 
> > > > This makes sorcery track directories that didn't get installed by the
> > > > spell at all.
> > > > e.g. with gather_docs now putting stuff in /usr/share/doc instead of
> > > > /usr/doc, /usr/doc still gets tracked by _every_ spell, because it 
> > > > used
> > > > to put stuff in /usr/doc which got removed when dispelling it, making
> > > > installwatch think /usr/doc changed.
> > > > 
> > > > installwatch running all the time during BUILD is also the cause for
> > > > some spell failures (see bug #3846 for an example).
> > > > 
> 
> 
> 
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> 
> 
> -- 
> __________________________________________________________________________
> |Andrew D. Stitt                           | astitt at sourcemage.org    |
> |irc: afrayedknot                          | afrayedknot at t.armory.com |
> |aim: thefrayedknot or iteratorplusplus    |                             |
> |Sorcery Team Lead, Porting Team Lead      |                             |
> |Grimoire Guru ham/smgl                    | ftp://t.armory.com          |
> |Author and Maintainer of Prometheus       |                             |
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-- 
Arwed v. Merkatz                              Source Mage GNU/Linux developer
                                                    http://www.sourcemage.org