The SABER R package is a high level wrapper around saber-lib and cmdstan. To work properly, it need a local installation of both those software.
saber-lib contains all the bio-optical and radiative transfer models. cmdstan is used to compile a STAN model for Markov Chain Monte Carlo inversion.
Check and document the usage of autoconf in this package
Modify file configure.ac and Makevars.in then run:
autoreconf -fi -I m4
./configure