NAME

qread − reads the first entry in the event queue

SPECIFICATION

C
long qread(data)
short *data;

FORTRAN
integer*4 function qread(data)
integer*2 data

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

DESCRIPTION

When there is an entry in the queue, qread returns the device number of queue entry, writes the data of the entry into data, and removes the entry from the queue. 

SEE ALSO

qreset, qtest Programming Guide, Section 7.4, The Event Queue

NOTE

This routine is available only in immediate mode. 

Version 3.6  —  December 20, 1987