First, make sure your environment is correctly setup, as described in Setting up Your Environment for Chapel. In
$CHPL_HOME run the following:
It builds the mason binary as
$CHPL_HOME/bin/$CHPL_HOST_PLATFORM-$CHPL_HOST_ARCH/mason so that the command line interface can be used.
If the binary is already in your path (see Using Chapel in a Different Shell / Terminal / Session), mason can be used anywhere in the user’s file system.
To remove mason, change directory to
$CHPL_HOME/tools/mason and run: