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  • Special Files Can Do It All

    April 13, 2005 Ted Holt

    A special file is a file that is a front-end for a program. That is, when an I/O request occurs to the special file, the system calls a program. The ILE RPG Programmer’s Guide refers to this called program as the “user-written routine.” Special files provide a way for RPG to do anything that a program can do.

    To tell an RPG program that a file is special file, use the device type SPECIAL in the file description specifications. In the keyword section of the F spec, use the PGMNAME keyword to name the user-written routine that is to be

    …

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  • Admin Alert: The Joys and Pains of Automatically Disabling User Profiles

    April 13, 2005 Joe Hertvik

    In previous Admin Alerts, I discussed two ways to activate and deactivate individual user profiles by using OS/400 Activation Entries and OS/400 Expiration Schedule Entries. While these features disable and enable individual profiles, they do nothing to automatically disable any OS/400 user profiles that have been inactive for a set number of days. That’s where OS/400’s Analyze Profile Activity command (ANZPRFACT) comes in, a valuable technique that contains one nasty pitfall.

    Used properly, ANZPRFACT automatically disables any user profile that has not been used in a certain number of days. If your security policy called for automatically disabling user

    …

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