[This is preliminary documentation and subject to change.]
Specifies the initial action function that is called after the installer. in initialized.
Set on the command line. Normally set to INSTALL, ADVERTISE or ADMIN. If not set, the INSTALL action will be called.
After the installer is successfully initialized, Action uses this value to determine the type of action invoked . That action will most likely invoke other actions, commonly by querying the Action table.
None. If not set the INSTALL Action will be called.