Re: [gentoo-dev] Package configuration

[Martin Schlemmer <azarah@gentoo.org>]

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On Mon, 2001-11-19 at 17:50, Geert Bevin wrote:
> > Usually, portage addresses this by providing good defaults and then
> > documentation for less standard configuration.  If you need something to
> > be executed (non-optionally) after merge, you can define a
> > pkg_postinst() function in your ebuild.  I think this addresses a large
> > percentage of the cases without adding a more complex mechanism.
> 
> Problem is this example situation. I install postgres which creates the
> default database by default. Then one day I want to upgrade and again a
> default database is created and it overwrites the existing one ....
> major catastrophy ! Having a setup script available and notifying the
> user of its existance makes it easy to install a default setup without
> having to wade through the manuals of all the software before being able
> to use it and protects an unwary user from accidentally erasing or
> overwriting existing data files.
> 

What about the setup script (or pkg_postinst() ) checking if the default
database exist before creating it ?

> > Some sort of post-install user interaction has been discussed, with
> > everything from an interactive config GUI to listing recommended
> > documentation.  This may be written eventually, but the set of possible
> > solutions is large, diverse, and heavily dependant on personal taste,
> > all of which tend to slow down the actual writing of code.
> 
> Imho, starting with basic bash scripts is a good approach. When text ui
> and gui become available additional support for those can be added
> later.
> 
> 
> -- 
> Geert Bevin
> the Leaf sprl/bvba
> "Use what you need"           Pierre Theunisstraat 1/47
> http://www.theleaf.be         1030 Brussels
> gbevin@theleaf.be             Tel & Fax +32 2 241 19 98
> 
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-- 

Martin Schlemmer
Gentoo Linux Developer, Desktop Team Developer
Cape Town, South Africa


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