DOS-32 User's Manual

PDFTech ReportDOT-TSC-OST-73-06United StatesUnited States. Dept. of Transportation. Office of the SecretaryCarlson, Jan P.John A. Volpe National Transportation Systems Center, (U.S.)United States. Dept. of Transportation. Office of the SecretaryVolpe National Transportation Systems Center, Technical Reference CenterThis manual describes the internal workings of the Disk Operating System (DOS-32 for the Noneywell H - 632 computer. DOS - 32 is a core resident, one user, console oriented operating system written primarily in FORTRAN. A companion document DOS - 32 User's Manual gives only information needed to use DOS - 32, but references are made in the text to that document.DOS - 32 consists of an interactive command language, a file system and disk management system, a collection of system programs and an extended FORTRAN library. The DOS-32 I/O system controls the disk, paper tape, line printer, card reader, and magnetic tape drives.The sytem prorams include a FORTRAN compiler, a MACRO assembler, a loader, an interactive editor, an on line debugging program, and a generalized routine to copy data from one storage medium to another.The extend FORTRAN library includes file accessing routines, peripheral device I/O routines to manipulate words, halfwords, characters, hexadecimal digits and bits.DOS-32 generation and system program eneration are described in detail