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System, method, and computer-readable medium for repairing an application program that has been patched

  • US 6,427,227 B1
  • Filed: 03/03/1999
  • Issued: 07/30/2002
  • Est. Priority Date: 03/03/1999
  • Status: Expired due to Term
First Claim
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1. A computer-readable medium having computer-executable instructions for repairing an application program that has become damaged, which when executed comprises:

  • receiving an indication that a resource operative to provide functionality to the application program is needed by the application program;

    verifying that the resource is available to the application program at an expected location;

    in response to a positive verification of the availability of the resource to the application program at the expected location, passing an existence verification to the application program;

    in response to a failure to verify the availability of the resource to the application program at the expected location, determining if a patch exists for patching the application program;

    in response to a positive determination that the patch exists for patching the application program, accessing the patch to retrieve information for applying the patch to the application program;

    installing the resource at the expected location; and

    applying the patch to the resource.

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