Patent ID: 7779168
Filing Date: 2010-08-17
Classification: G06F

Abstract:
1. A host computer which executes installation of an installation package comprising a first linked library control program for controlling by the host computer a first peripheral device, a second linked library control program for controlling by the host computer a second peripheral device and a common linked library control program commonly referred to by the first and second linked library control programs, said host computer comprising: a renaming unit constructed to, in an installation process of copying the common linked library control program included in the installation package to a specific directory of the host computer, rename a file name of a second copy of the common linked library control program (a) such that the file name of the second copy of the common linked library control program is different from that of a first copy of the common linked library control program which (i) has been installed into the host computer at the specific directory of the host computer and (ii) serves to control the first peripheral device, and (b) such that the file name is dependent (iii) on time information indicating time when the installation is executed or (iv) on the second peripheral device; and an installation unit constructed to install the second copy of the common linked library control program having the file name renamed by said renaming unit at the specific directory of the host computer, wherein the second copy of the common linked library control program is referred to by the second linked library control program for controlling the second peripheral device.