SCI: don't let TimerSongIterator loop forever, and don't immediately

signal completion when starting it. This fixes a sync issue with
the departing spaceship at the start of SQ4CD (after the intro).

svn-id: r42385

1 files changed, 3 insertions, 1 deletions

diff --git a/engines/sci/sfx/iterator.cpp b/engines/sci/sfx/iterator.cpp
index 6c5706a8c1..dc2979abda 100644
--- a/engines/sci/sfx/iterator.cpp
+++ b/engines/sci/sfx/iterator.cpp
@@ -1173,7 +1173,9 @@ TimerSongIterator::TimerSongIterator(int delta)
 
 int TimerSongIterator::nextCommand(byte *buf, int *result) {
 	if (_delta) {
-	   return _delta;
+		int d = _delta;
+		_delta = 0;
+		return d;
 	}
 	return SI_FINISHED;
 }