PDT$CANCEL Cancel Queued Request

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HP OpenVMS I/O User's Reference Manual

Control Connection Routines

PDT$CREATE Create a Pseudoterminal

PDT$CANCEL -- Cancel Queued Request

Cancels a queued control connection read request.

Format

PDT$CANCEL chan

Returns

OpenVMS
usage:
cond_value

type : longword (unsigned)

access: write only

mechanism: by value

Arguments

chan

OpenVMS usage:
		channel
type :		word (unsigned)
access:		read only
mechanism:		by value

Number of the I/O channel assigned to the pseudoterminal. This channel is only intended to be sued for PTD$XXX operations.

Return Values

SS$_NORMAL
Normal successful completion.

SS$_DEVOFFLINE
Device is off line and request cannot proceed.

SS$_IVCHAN
Illegal channel.

SS$_NOPRIV
Insufficient privilege to perform request.

PDT$CREATE Create a Pseudoterminal

OpenVMS usage:
		cond_value
type :		longword (unsigned)
access:		write only
mechanism:		by value

SS$_NORMAL	Normal successful completion.
SS$_DEVOFFLINE	Device is off line and request cannot proceed.
SS$_IVCHAN	Illegal channel.
SS$_NOPRIV	Insufficient privilege to perform request.