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Network communication system

  • US 5,377,191 A
  • Filed: 10/26/1990
  • Issued: 12/27/1994
  • Est. Priority Date: 10/26/1990
  • Status: Expired due to Term
First Claim
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1. A digital computer system comprising (i) an operating system, (ii) a plurality of routines operable under said operation system, and (iii) a plurality of queues for job data identifying routines to be run, said routines including routines in first, second and third modules, said first module including user routines, said second module including service routines providing services and said third module including interface routines,said user routines including routines requesting services from said service routines,said interface routines including a schedule routine callable by each service routine to place job data on a selected one of said queues and a run routine callable by a user routine to cause a notification routine identified by job data on a selected one of said queues to be run, at least some said service routines providing return results for said first module of routines,wherein, said queues are in sets allocated to a plurality of different owners and wherein each owner can only call said run routine in respect of a queue which that owner owns;

  • andwherein, following a request to a service routine, processing within said first module can continue without pending for a return result from a service routine.

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