.TH root 1 .SH SYNOPSIS usage: root [-b B] [-x X] [-e E] [-n N] [-t T] [-q Q] [-l L] [-a A] [-config CONFIG] [-h HELP] [--version VERSION] [--notebook NOTEBOOK] [--web WEB] [--web= WEB=] [dir] [data1.root...dataN.root] [file1.C...fileN.C] .SH DESCRIPTION ROOTs Object-Oriented Technologies. root is an interactive interpreter of C++ code. It uses the ROOT framework. For more information on ROOT, please refer to An extensive Users Guide is available from that site (see below). .SH OPTIONS .IP -b Run in batch mode without graphics .IP -x Exit on exceptions .IP -e Execute the command passed between single quotes .IP -n Do not execute logon and logoff macros as specified in .rootrc .IP -t Enable thread-safety and implicit multi-threading (IMT) .IP -q Exit after processing command line macro files .IP -l Do not show the ROOT banner .IP -a Show the ROOT splash screen .IP -config print ./configure options .IP -h -? --help Show summary of options .IP --version Show the ROOT version .IP --notebook Execute ROOT notebook .IP --web Display graphics in a default web browser .IP --web= Display graphics in specified web browser .IP [dir] if dir is a valid directory cd to it before executing .IP [data1.root...dataN.root] Open the given ROOT files; remote protocols (such as http://) are supported .IP [file1.C...fileN.C] Execute the ROOT macro file1.C ... fileN.C. .IP Compilation flags as well as macro arguments can be passed, see format in https://root.cern/manual/root_macros_and_shared_libraries/