| 摘要 |
PURPOSE:To continue the processing of a program without the necessity of an operator intervention when a peripheral device designated with a user cannot be used by recognizing the present state of the peripheral device, and deciding which peripheral device is to be used in accordance with a job control language designated with the user with setting the state information to be an input. CONSTITUTION:The title system is provided with a peripheral device state recognizing means 1 recognizing the state of all the peripheral devices and a using peripheral device deciding means deciding which peripheral device is to be used by setting information on the peripheral devices obtained from the state recognizing means 1 as the input. The state recognizing means 1 designates the specified job control language and is operated. The deciding means 2 is operated by the deciding procedure of the peripheral devices, which the user has designated by the job control language, and by state information on the peripheral device obtained from the state recognizing means 1. Consequently, the usable peripheral device at present can be selected by the previously designated job control language even if the operator is absent at the time of performing the program.
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