First steps
Setup shell environment variables (ksh, sh, bash example)
export LEGION=<Legion root dir path>export LEGION_OPR=<Legion OPR root path>
(suggested: $LEGION/../OPR)
. $LEGION/bin/legion_env.sh. $LEGION_OPR/legion_context_env.sh
Specifies where binaries and configuration files can be found and sets root context