Prereqs. rsaga.env() works, I use: For Ubuntu we also used to have extra packages in a separate repository that are based on ubuntugis, which held more uptodate versions of other GIS packages than Ubuntu itself for LTS versions.
Prereqs. rsaga.env() works, I use: For Ubuntu we also used to have extra packages in a separate repository that are based on ubuntugis, which held more uptodate versions of other GIS packages than Ubuntu itself for LTS versions.