Patent ID: 8321855
Filing Date: 2012-11-27
Classification: G06F

Abstract:
1. A non-transitory machine-readable medium storing therein program used to direct a computer to perform a process comprising: extracting information about a plurality of patch application target files stored in a storage device from patch data to be applied to at least one of the plurality of patch application target files, the extracting being performed before applying the patch data to the patch application target files; copying each of the plurality of patch application target files indicated by the extracted information as one of a plurality of patch pseudo application files; applying the patch data to the plurality of patch pseudo application files; selecting a setting file used for system setting not to be authorized to change according to the patch data from among the plurality of patch application target files using the difference; copying the setting file as a post-application change file; replacing the setting file not to be authorized to change of the patch application target files changed by applying the patch data with the post-application change file.