CHANGE-DIRECTORY-ENTRY

@CHANGE-DIRECTORY-ENTRY <device name>, [<unit>], [<'F' or 'R'>] [,<subunit>]
(subcommands)

Change the contents of the directory entry on a device unit.

<device name>

the name of the mass storage device controller on which the device unit is connected. See Norsk Data Document ND–60.128.01 SINTRAN III REFERENCE MANUAL Appendix F for legal names.

<unit>

the unit number. Only to be specified if SINTRAN III is generated with multiple units. Unit number starts at 0 (octal).

<'F' or 'R'>

F = a fixed cartridge disk pack. R = a removable cartridge disk pack. Otherwise, the parameter is not used.

<subunit>

subunit number. This parameter only applies to disks which are subdivided into several parts or directories (0-7).

Rules:

1. Permitted only for user SYSTEM.
2. The directory must not be entered.
3. <unit> is only used if the device has more than one unit.
4. <'F' or 'R'> is only used for fixed or removable cartridge disk.
5. The subcommands must follow the rules for @LOOK-AT. Terminate subcommands with a full stop (.). <address> is a relative address in the range 0 - 17 (octal).

Example:

@CHANGE-DIRECTORY-ENTRY DISC-10MB-1,0,R
17/ 33   20
1000 .
@

Change the number of unreserved pages from 33 (octal) to 20 (octal).

Related commands

@CREATE-DIRECTORY

@DUMP-DIRECTORY-ENTRY

References

Norsk Data Document ND–60.128.01 SINTRAN III REFERENCE MANUAL (printed June 1980), page 1-31

Norsk Data Document ND–60.174.Q01 SINTRAN III QUICK REFERENCE CARD