Summary

The Starlink Software Librarian maintains:

/star/etc/login: which defines environment variables required by standard and installed option packages.
/star/etc/cshrc: which defines Shell Package Startup Commands for standard and installed option packages to be run from the shell.
ICL_LOGIN_SYS: an ICL command file, automatically LOADed at ICL startup, which defines ICL Package Startup Commands and basic help for all Starlink packages. (In the case of non-installed option packages, the Startup Command will inform the user than the package is not available.)
ADAM_PACKAGES: which is a Starlink HELP file giving basic information about all available packages.

If required, Site Managers provide and maintain:

Package Administrators provide and maintain:

Package Startup Script: a shell script defining commands to be used when running the package directly from the shell.
Package Definition Command File: an ICL command file defining commands and help topics to be used when running the package from ICL.
Package Help File: a Starlink HELP file providing detailed help information about the package.