4-21

PostScript

diskstatus

diskstatus free logicalsize

returns on the stack the following two integers:

Number of pages that are free on the optional disk. The value of the Free device parameter from the %disk1% IODevice.

Total number of pages (1024 bytes) that are on the optional disk. The value of the LogicalSize device parameter from the %disk1% IODevice.

This operator is equivalent to executing the following PostScript emulation sequence:

(%disk1%) currentdevparams dup /Free get exch /LogicalSize get

Error: stackoverflow

displayoperatormsg

(string) displayoperatormsg

sets a custom paper message. The string parameter is used as a prompt string when a page prints. The string value can be any string up to 16 characters. The string is cleared at the end of a print job.

Errors: stackunderflow, typecheck

doidlefonts

— doidlefonts false

returns a constant boolean value of false.

Error: stackoverflow

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Lexmark C760, C762 manual Diskstatus, Displayoperatormsg, Doidlefonts