[Rd] About removing zlib from R-devel
Prof Brian Ripley
ripley at stats.ox.ac.uk
Thu Mar 26 16:49:19 CET 2015
On 26/03/2015 14:47, Gábor Csárdi wrote:
> Dear All,
> zlib has been removed from R-devel src/extra recently, and building R
> requires zlib >= 1.2.5. Ubuntu 12.04 LTS (also used on Travis CI) only has
Hmm, 1.2.3 is from July 2005, 1.2.5 from July 2010.
> This means that the next version of R will probably not available on Ubuntu
The 'next version of R' will be 3.2.0, and the pre-3.2.0 sources include
> 12.04. (Unless I am missing something of course.) Which is probably fine,
> it is almost three years old now.
> I guess R-core is aware of this. Just wanted to be sure.
Yes, although nothing stops you installing zlib >= 1.2.5 from sources.
The minimal required versions of bzip2, pcre, zlib are all from 2010,
and of liblzma from 2011.
Whereas R-devel will not be released (as 3.3.x) until 2016.
> Best Regads,
Brian D. Ripley, ripley at stats.ox.ac.uk
Emeritus Professor of Applied Statistics, University of Oxford
1 South Parks Road, Oxford OX1 3TG, UK
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