Patent
1993-05-06
1997-04-22
Lee, Thomas C.
395830, 395611, G06F 1300
Patent
active
056236956
ABSTRACT:
To allow concurrent operation with more than one facility through the same standard programming interface, a data processing system is disclosed in which an application program can communicate with two or more system facilities via a programming interface common to the facilities, the system comprising a look-up table relating each of the facilities to corresponding entry point information for an implementation therefor of the programming interface, whereby an application program can select at any particular time which of the facilities to communicate with using the interface by extracting from the look-up table the entry point information corresponding to the implementation of the programming interface for the selected facility.
REFERENCES:
patent: 4943996 (1990-07-01), Baker, Jr. et al.
patent: 5265239 (1993-11-01), Ardolino
patent: 5276679 (1994-01-01), McKay et al.
patent: 5335346 (1994-08-01), Fabbio
patent: 5345587 (1994-09-01), Fehskens et al.
Lozinski Zygmunt A.
Worley Barry J.
Dillon Andrew J.
International Business Machines - Corporation
Lee Thomas C.
Luu Le Hien
Walker Mark S.
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