<etcdir>/system.rootrc
System-wide configuration file. <etcdir> either ROOTSYS, or something like /etc/root
Interpretor of c++ for the root framework
roota [options]
files ...
ROOTs Object-Oriented Technologies.
root is a interactive interpretor of C++ code. It uses the ROOT framework. For more information on ROOT, please refer to http://root.cern.ch. ⟨http://root.cern.ch⟩ An extensive Users Guide is available from that site.
-? Show summary of options.
-b
Run in batch mode without graphics
-n
Do not execute logon and logoff macros as specified in .rootrc
-q
Exit after processing command line macro files
-l
Do not show splash screen
<etcdir>/system.rootrc
System-wide configuration file. <etcdir> either ROOTSYS, or something like /etc/root
<libdir>/*
ROOT C++ class libraries. <libdir> is either ROOTSYS/lib or something like /usr/lib/root.
<incdir>/*
The header files for the ROOT C++ class libraries. <incdir> is either ROOTSYS/include or something like /usr/include/root.
~/.rootrc, ./.rootrc
User configuration file
The ROOT team (see web page above):
Rene Brun and Fons Rademakers
Unchanged in 2 releases since Debian 7 (Wheezy).