PURPOSE: To shorten processing time by performing the storage change possibility decision of a change module for a module storage change targeted recording medium, and performing storage processing on the final recording medium or an additional recording medium when the module is disabled to store in the recording medium.
CONSTITUTION: A directory 4, a change module managing information table 6, a recording medium update managing information table 8, a change module managing information table 10, and a directory registration means 11 are provided. Also, a change module managing information registration means 12, a recording medium update managing information registration means 14, a null area managing information registration means 16, a registration content update means 18, and a change module write means 20 are provided. The number of times of exchange of the recording medium is designated, and the module storage change targeted recording medium 2 is narrowed down based on the above designation and the inspection of the storing state of an exchange targeted module, and the storage change possibility decision of the change module of the recording medium 2 is performed. In such a case, when the module is disabled to store in the recording medium 2, the storage processing on the final or additional recording medium is performed. Thereby, it is possible to shorten the update processing time of the module.
KOGANEMARU SUSUMU
ATSUYA CHIE
FUJITSU HOKKAIDO TSUSHIN SYST