NAME

qread - read the first entry in the event queue

SYNOPSIS

C
Device qread(data)
short ∗data;

FORTRAN
integer∗2 function qread(data)
integer∗2 data

Pascal
function qread(var data: Short): Device;

DESCRIPTION

Qread waits until there is an entry in the queue.  It returns the device number of a queue entry, writes the data part of the entry into data, and removes the entry from the queue. 

SEE ALSO

qtest, qreset

NOTE

This command can only be used in immediate mode. 

Silicon Graphics  —  R1c