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.TH al_wait_for_event_until 3 "" "Allegro reference manual"
.SH NAME
.PP
al_wait_for_event_until \- Allegro 5 API
.SH SYNOPSIS
.IP
.nf
\f[C]
#include\ <allegro5/allegro.h>
bool\ al_wait_for_event_until(ALLEGRO_EVENT_QUEUE\ *queue,
\ \ \ ALLEGRO_EVENT\ *ret_event,\ ALLEGRO_TIMEOUT\ *timeout)
\f[]
.fi
.SH DESCRIPTION
.PP
Wait until the event queue specified is non\-empty.
If \f[C]ret_event\f[] is not NULL, the first event in the queue will be
copied into \f[C]ret_event\f[] and removed from the queue.
If \f[C]ret_event\f[] is NULL the first event is left at the head of the
queue.
.PP
\f[C]timeout\f[] determines how long to wait.
If the call times out, false is returned.
Otherwise true is returned.
.SH SEE ALSO
.PP
ALLEGRO_EVENT(3), ALLEGRO_TIMEOUT(3), al_init_timeout(3),
al_wait_for_event(3), al_wait_for_event_timed(3)
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