iocsh

E3 Unique Variables

E3_CMD_TOP   : the absolute path where a startup script (cmd file) is
E3_IOCSH_TOP : the absolute path where the iocsh is executed

For example, one executes the iocsh ${HOME} to call e3_local/cmds via

$ iocsh e3_local/cmds/iocStats.cmd

In this case, E3_CMD_TOP is defined as "${HOME}/e3_local/cmds" E3_IOCSH_TOP is defined as "${HOME}"