[Pkg-fonts-devel] Bug#808109: Bug#808109: fonts-droid-fallback and fonts-droid: error when trying to install together

Vasudev Kamath vasudev at copyninja.info
Wed Dec 16 08:20:23 UTC 2015

Control: tag -1 +confirmed

Ralf Treinen <treinen at free.fr> writes:

> automatic installation tests of packages that share a file and at the
> same time do not conflict by their package dependency relationships has
> detected the following problem:
> Selecting previously unselected package fonts-droid.
> (Reading database ... 10934 files and directories currently installed.)
> Preparing to unpack .../fonts-droid_1%3a4.4.4r2-7_all.deb ...
> Unpacking fonts-droid (1:4.4.4r2-7) ...
> Selecting previously unselected package fonts-droid-fallback.
> Preparing to unpack .../fonts-droid-fallback_1%3a6.0.0r26-1_all.deb ...
> Unpacking fonts-droid-fallback (1:6.0.0r26-1) ...
> dpkg: error processing archive /var/cache/apt/archives/fonts-droid-fallback_1%3a6.0.0r26-1_all.deb (--unpack):
>  trying to overwrite '/usr/share/fonts/truetype/droid/DroidSansFallbackFull.ttf', which is also in package fonts-droid 1:4.4.4r2-7
> dpkg-deb: error: subprocess paste was killed by signal (Broken pipe)
> Errors were encountered while processing:
>  /var/cache/apt/archives/fonts-droid-fallback_1%3a6.0.0r26-1_all.deb
> E: Sub-process /usr/bin/dpkg returned an error code (1)

Oops I put wrong version in Breaks and Replaces!

> This is a serious bug as it makes installation fail, and violates
> sections 7.6.1 and 10.1 of the policy. An optimal solution would
> consist in only one of the packages installing that file, and renaming
> or removing the file in the other package. Depending on the
> circumstances you might also consider Replace relations or file
> diversions. If the conflicting situation cannot be resolved then, as a
> last resort, the two packages have to declare a mutual
> Conflict. Please take into account that Replaces, Conflicts and
> diversions should only be used when packages provide different
> implementations for the same functionality.
> Here is a list of files that are known to be shared by both packages
> (according to the Contents file for sid/amd64, which may be
> slightly out of sync):
>   /etc/fonts/conf.avail/69-droid-sans-fallback.conf
>   /etc/fonts/conf.d/69-droid-sans-fallback.conf
>   /usr/share/fonts/truetype/droid/DroidSansFallbackFull.ttf
> This bug has been filed against both packages. If you, the maintainers of
> the two packages in question, have agreed on which of the packages will
> resolve the problem please reassign the bug to that package. You may then
> also register in the BTS that the other package is affected by the bug.

fonts-droid will be removed from archive as its no longer shipped as
part of fonts-android. This happened only because of wrong version in
Breaks, Replaces relation.

I will fix this and request for new upload soon.

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