MPE/iX - CI Programming for Stability

July 18, 2008 HP World '01 7
UDC / script comparisons
• Similarities:
• ASCII, NOCCTL, numbered or unnumbered, max 511 byte
record width
• optional parameter line ok - max of 255 arguments
• optional options, e.g. HELP, NOBREAK, RECURSION
• optional body (actual commands)
• no inline data, unlike Unix ‘here’ files :(
• can protect file contents by allowing eXecute access-only
security, i.e., denying read access