Operating system translator incorporating unix piping capability for a proprietary operating system

Claim 1

An open computer complex comprising: A) a first computer system operating under the GCOS-8 operating system having a first operating system command repertoire; B) a second computer system operating under the UNIX operating system having a second operating system command repertoire; C) at least one of said first computer system and said second computer system further including a user terminal; and D) interface means connecting said first and second computer systems, said interface means including an operating system translator, said operating system translator comprising: 1) a table of equivalent commands which are included in said first operating system command repertoire and said second operating system command repertoire, said table of equivalents including the following equivalent file operating system commands: ______________________________________ UNIX GCOS-8 ______________________________________ ls clist cat display more p rm rele mv acce tail tail diff diff file len wc wc sort bsort ______________________________________ 2) means for receiving an operating system command from said second operating system command repertoire which is to be executed in said GCOS-8 computer system; 3) means for determining from said table of equivalents an operating system command in said first operating system command repertoire which is an equivalent operating system command of said operating system command from said second operating system command repertoire which is to be executed in said GCOS-8 computer system; 4) means for executing said equivalent operating system command in said first computer system; and 5) virtual piping means responsive to the reception of a piping command from said UNIX operating system for accessing said piping capability in said UNIX operating system on behalf of said GCOS-8 operating system; whereby, virtual piping capability is available for said GCOS-8 operating system.