[R-sig-Debian] R CMD javareconf in r-base-dev 2.6.0

[Johannes Ranke]

Hi Dirk,

* Dirk Eddelbuettel <edd at debian.org> [071004 14:40]:
> 
> Hi Johannes,
> 
> Many thanks for the speedy built of the backports from my R 2.6.0 package!

It's easy, basing on your work.
 
> On 4 October 2007 at 08:30, Johannes Ranke wrote:
> | Hi Dirk,
> | 
> | * Dirk Eddelbuettel <edd at debian.org> [071003 23:50]:
> | > 
> | > Hi Johannes,
> | > 
> | > On 3 October 2007 at 22:23, Johannes Ranke wrote:
> | > | Hi Dirk, hi list,
> | > | 
> | > | I just ran into a slight problem while building the recommended packages
> | > | for CRAN in a chroot environment against the fresh backport of your R
> | > | 2.6.0 packages. It seems that R CMD javareconf wants to change files in
> | > 
> | > You are ahead of me, as this hook is to be used by rJava and CRAN packages
> | > using rJava.  I actually haven't used it yet, as I didn't get around to
> | > putting it in, and the testing it. So far only step 1 has been done :)
> | 
> | I wonder if it is necessary to run this command (if /usr/bin/java
> | exists) for every R package that is being built, regardless if it needs
> | java or not. I have no idea how many people are out there building debs
> | for R packages, and you'd probably argue that they better use pbuilder.
> 
> Well, but are other users really calling r-cran.mk ?  
> 
> To the best of my knowledge, it is used only in the (numerous) r-cran-*
> packages --- which are all built in a pbuilder chroots that do _not_ contain
> /usr/bin/java by default so the test comes up false and no R CMD javareconf
> is run --- and the (not really official) pkg-bioc effort of automatic
> creation of Debian package, which also uses pbuilder behaves the same. 
> So I saw no downside.
> 
> What have I overlooked?  If and when users install packages directly from
> CRAN via R's install.packages(), this command isn't run either.
> 
> But I may have overlooked something obvious, so let me know. We can always
> back it out for a -2 revision.

I see no real problem at the moment either. Let's see what happens when
you actually package R packages using java!

Best,

Johannes

> 
> Cheers, Dirk
> 
> -- 
> Three out of two people have difficulties with fractions.