Setting up ROOT
IMPORTANT!!! Delphes is currently only compatible with ROOT 5.xx, DO NOT INSTALL ROOT 6!
You must download the source and install ROOT from scratch. Please do not use the
ROOT precompiled binaries but follow these instructions, since we encountered
internal linking problems with the binary version of ROOT. Start by downloading the source files for the
latest version xyz from http://root.cern.ch/drupal/content/downloading-root and unpack the tarball as follows:
gzip -dc root_xyz.source.tar.gz | tar -xf -
If any of the above failed, please investigate and try to fix the problems before you continue compiling ROOT. If you don't know how to solve your problem, feel free to contact us or have a look at the FAQ.
As soon as the configure command terminates successfully, you can continue with
ROOT is large, so go and have a (big) cup of coffee or tea in the meanwhile.
After a successful completion, please hit:
On some machines make install returns the error that it cannot create certain etc/[...] directories. In that case, please rerun the ./configure step with the same arguments as above, plus --etcdir=[rootdir]/etc.