R: build with readline, this is required for rpy2

component/r-language/buildout.cfg

 [buildout]
 extends =
+  ../readline/buildout.cfg
   ../gcc/buildout.cfg
 
 parts =
@@ -11,11 +12,11 @@ recipe = slapos.recipe.cmmi
 url = http://cran.irsn.fr/src/base/R-3/R-3.1.0.tar.gz
 md5sum = a1ee52446bee81820409661e6d114ab1
 configure-options =
-  --with-readline=no
+  --with-readline=yes
   --with-x=no
   --enable-R-shlib
 environment =
   CC=${gcc-fortran:location}/bin/gcc
   F77=${gcc-fortran:location}/bin/gfortran
-  LDFLAGS=-L${gcc-fortran:location}/lib64 -Wl,-rpath=${gcc-fortran:location}/lib64
-
+  CFLAGS=-I${readline:location}/include -I${ncurses:location}/include
+  LDFLAGS=-L${gcc-fortran:location}/lib64 -Wl,-rpath=${gcc-fortran:location}/lib64 -L${readline:location}/lib -Wl,-rpath=${readline:location}/lib -L${ncurses:location}/lib/ -Wl,-rpath=${ncurses:location}/lib/