[arch-general] [arch-dev-public] Strange behaviour of pacman

[Pierre Chapuis]

Le Thu, 22 Oct 2009 16:13:33 -0500,
Aaron Griffin <aaronmgriffin at gmail.com> a écrit :

> >> > I have found a way to automate that which is, I believe, not PKGBUILD-dependant.
> >> >
> >> > Here's what I do in the PKGBUILD:
> >> >
> >> > [...]
> >> > install="pyo_remover.install"
> >> > [...]
> >> > build() {
> >> >  [...]
> >> >  # Take care of .pyo files
> >> >  cd $pkgdir
> >> >  echo "post_install() {" > $startdir/$install
> >> >  for _i in  $(find . -name '*.pyo'); do
> >> >    echo "rm -f "$(echo "$_i" | cut -c2-) >> $startdir/$install
> >> >    echo > "$_i"
> >> >  done
> >> >  echo -e '}\npost_upgrade() {\npost_install $1\n}\n' >>  $startdir/$install
> >> > }
> >> >
> >> > pyo_remover.install can be anything, even an empty file. For packages that need a .install file this has to be adapted.
> >> >
> >> > Does this look like a good way to solve the problem?  I know the way I do it for now is kind of ugly, but I think it could be much cleaner if the same kind of thing was done directly by makepkg.
> >>
> >>
> >> Did you mean for this to be post_install? This should be done on
> >> remove, if I'm not mistaken, as the pyo files are actually a good
> >> thing
> >
> > No, I meant that to be post_install, because that way:
> >
> >  - Pacman will track the .pyo files because they are in the package (as empty text files), so they will be deleted on removal.
> >
> >  - The .pyo files will be deleted after install so I think they will be re-generated at runtime. This means there will always be generated for the right architecture and Python version.
> >
> > By the way I think you can do the same for .pyc files.
> 
> This requires that the program has write access to those files, which
> is generally not the case

This is true. A way to fix it would be to run 'python -O -mcompileall -q /usr/lib/python2.6' as root. That will generate .pyo files for all python packages though, so it means all the packages have to track theirs, otherwise there will be stray files.

-- 
catwell