Hi Martin > We might want to pick a rule of thumb saying when to safely drop > support for old versions of software and what is the earliest time to > depend on a recent release. I would say that e.g. 3 years are enough > to drop support for old sw and not to depend on releases younger than > one year
Sounds good to me. In any case, it would be good to give a descriptive error message to the user (e.g. 'your bison is too old, use version >=2.4'). Regards, Marco Am Montag, 29. August 2011, 23.53:56 schrieb Martin Dobias: > On Mon, Aug 29, 2011 at 9:58 AM, Marco Hugentobler > > <[email protected]> wrote: > > Hi Martin > > > >> Looking at the version history of bison, the 2.4.x releases started in > >> 2008 while the 2.3 release went out back in 2006. Maybe we could drop > >> support for 2.3 ? Apparently even debian stable ships with 2.4.x. > > > > Debian stable isn't the most conservative distro any more. It's the > > enterprise distributions. E.g. I have the mentioned problem on a CentOS > > 5.6 machine (for the foss4g WMS benchmark), and 5.6 seems to have > > appeared 8. April 2011. > > > > Personally I have no problem with 2.4 as minimum (e.g. generating the > > parser file with my ubuntu locally and copying to the server). I'm > > however not sure if we might frustrate some admins trying to compile > > qgis on their enterprise distros. > > Umm... I wonder what policy we should use here. Apparently there will > always be users with old systems and old libraries, not wanting to > upgrade just because of QGIS. On the other hand I think we are still > quite conservative about the versions of software we depend on since > we do not require very recent releases. > > We might want to pick a rule of thumb saying when to safely drop > support for old versions of software and what is the earliest time to > depend on a recent release. I would say that e.g. 3 years are enough > to drop support for old sw and not to depend on releases younger than > one year. For example we have used Qt4.4 as a requirement for several > QGIS releases - that version dates back to 2008 and thus we may > probably push the minimal required version to 4.5 or 4.6 in order to > use newer APIs. > > Martin -- Dr. Marco Hugentobler Sourcepole - Linux & Open Source Solutions Churerstrasse 22, CH-8808 Pfäffikon SZ, Switzerland [email protected] http://www.sourcepole.ch Technical Advisor QGIS Project Steering Committee _______________________________________________ Qgis-developer mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/qgis-developer
