HP 3000 Manuals HP 3000 Manuals
Reference to Common Data and Files
Two or more programs can reference common data in the following
situations:
* The data content of an external data record can be referenced from
any program provided that the program describes that data record.
* The mechanism in which a parameter value is passed by reference
from a calling program to a called program establishes a common
data item. The called program, which can use a different
identifier, can refer to a data item in the calling program.
Two or more programs can reference a common file in the following
situation:
An external file connector can be referenced from any program that
describes that file connector.