[Olsr-dev] Android build & regex

Henning Rogge (spam-protected)
Mon Oct 15 11:20:27 CEST 2012

On 10/15/2012 11:11 AM, Ferry Huberts wrote:
> Guys,
> Can we please get rid of the regex code in our source tree and use the
> Android regex library?
> Android includes the regex library since API level 8, which is Froyo/2.2.x
> Removing the regex library in our source tree would make us not support
> Eclair, Donut, Cupcake and Base.
> According to http://developer.android.com/about/dashboards/index.html,
> these versions currently amount to 3.9% market share.

I think the problem was (and is) that quite a few non-market capable 
Android devices (for example all the first generation Amazon tablets) 
are not supporting the regex library.

Google does only count devices that can access the Google Market.

> Since you have to have a rooted phone and perform some magic on it I
> propose that we can easily say that we don't support phones that old.
> I want to get rid of the regex code in our tree because it basically
> unneeded (looking at the market figures) and because it throws a
> gazillion warnings in the build; it prevents us from (for example)
> adding the -Werror compiler flag.

In my "olsr.org network framework" I moved the regex code into a static 
library of its own with its own makefile. That might be a good 
compromise if we keep regex.


Thoughts about -Werror:

I know the flag is not "loved" by quite a few programmers. Maybe we 
should activate it when we create a new release branch and deactivate it 
before we release.

This way we make sure the current compiler warnings get fixed before a 

Henning Rogge

Diplom-Informatiker Henning Rogge , Fraunhofer-Institut für
Kommunikation, Informationsverarbeitung und Ergonomie FKIE
Kommunikationssysteme (KOM)
Fraunhofer Straße 20, 53343 Wachtberg, Germany
Telefon +49 228 9435-961,   Fax +49 228 9435 685
mailto:(spam-protected) http://www.fkie.fraunhofer.de

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