Reserve specific Logical Unit Number

This Subprogram allows a User to reserve a specified Logical Unit No.

Short Name Calling Sequence

STATUS = UIRVLU(RESLUN)

Long Name Calling Sequence

STATUS = UI_RESERVE_LUN(...)

Input Arguments

RESLUN (Integer) Logical Unit No.

Output Arguments

None

Function Value

UI__SUCCESS ) Success UISUCC )

UI__NOT_INITIALIZED ) Package not Initialized UININI )

UI__ILLEGAL_UNIT ) Illegal Logical Unit No. UIILLU )

UI__RESERVED_UNIT ) Unit already reserved UIRELU )

Note:

1. Logical Units lie in the range 1-99, where 5 and 6 are pre-reserved.