On 17.02.2013 15:26, Andreas Beckmann wrote: > Package: gtkmm-documentation > Version: 3.4.0-1 > Severity: serious > User: debian...@lists.debian.org > Usertags: piuparts > > Hi, > > an upgrade test with piuparts revealed that your package installs files > over existing symlinks and possibly overwrites files owned by other > packages. This usually means an old version of the package shipped a > symlink but that was later replaced by a real (and non-empty) > directory. This kind of overwriting another package's files cannot be > detected by dpkg. > > This was observed on the following upgrade paths: > > squeeze -> wheezy > > For /usr/share/doc/PACKAGE this may not be problematic as long as both > packages are installed, ship byte-for-byte identical files and are > upgraded in lockstep. But once one of the involved packages gets > removed, the other one will lose its documentation files, too, > including the copyright file, which is a violation of Policy 12.5: > http://www.debian.org/doc/debian-policy/ch-docs.html#s-copyrightfile > > For other overwritten locations anything interesting may happen. > > Note that dpkg intentionally does not replace directories with symlinks > and vice versa, you need the maintainer scripts to do this. > See in particular the end of point 4 in > http://www.debian.org/doc/debian-policy/ch-maintainerscripts.html#s-unpackphase > > For switching from a symlink to a directory, the *preinst* script > should do something like this: > > DOCDIR=/usr/share/doc/@@PACKAGE@@ > > if [ -L $DOCDIR ]; then > rm $DOCDIR > fi > > >>From the attached log (usually somewhere in the middle...): > > 0m55.2s INFO: dirname part contains a symlink: > /usr/share/doc/gtkmm-3.0/tutorial (gtkmm-documentation) != > /usr/share/doc/libgtkmm-3.0-doc/tutorial (?) > > Hmm, looks like gtkmm-documentation installs something in the documentation > directory of another package, but that has changed to a symlink inbetween ...
This symlink didn't exist in squeeze, so I'm unsure which directory was converted to a symlink At least /usr/share/doc/gtkmm-3.0/tutorial never existed as an actual directory afaics, or can you be move specific from which versions of which packages you upgraded. Cheers, Michael -- Why is it that all of the instruments seeking intelligent life in the universe are pointed away from Earth?
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