fixed long-lived incorrect advance of transport frame before first rolling process cycle

git-svn-id: svn+ssh://jackaudio.org/trunk/jack@814 0c269be4-1314-0410-8aa9-9f06e86f4224

configure.ac

@@ -15,7 +15,7 @@ dnl                 changes are made
 dnl ---
 JACK_MAJOR_VERSION=0
 JACK_MINOR_VERSION=99
-JACK_MICRO_VERSION=17
+JACK_MICRO_VERSION=18
 
 dnl ---
 dnl HOWTO: updating the jack protocol version

jackd/transengine.c

@@ -395,6 +395,7 @@ jack_transport_cycle_end (jack_engine_t *engine)
 {
 	jack_control_t *ectl = engine->control;
 	transport_command_t cmd;	/* latest transport command */
+	jack_transport_state_t old_state;
 
 	/* Promote pending_time to current_time.  Maintain the usecs,
 	 * frame_rate and frame values, clients may not set them. */
@@ -404,6 +405,8 @@ jack_transport_cycle_end (jack_engine_t *engine)
 	ectl->current_time = ectl->pending_time;
 	ectl->new_pos = ectl->pending_pos;
 
+	old_state = ectl->transport_state;
+
 	/* check sync results from previous cycle */
 	if (ectl->transport_state == JackTransportStarting) {
 		if ((ectl->sync_remain == 0) ||
@@ -425,6 +428,7 @@ jack_transport_cycle_end (jack_engine_t *engine)
 		cmd = TransportCommandNone;
 
 	/* state transition switch */
+
 	switch (ectl->transport_state) {
 
 	case JackTransportStopped:
@@ -476,7 +480,7 @@ jack_transport_cycle_end (jack_engine_t *engine)
 	}
 
 	/* update timebase, if needed */
-	if (ectl->transport_state == JackTransportRolling) {
+	if (old_state == JackTransportRolling) {
 		ectl->pending_time.frame =
 			ectl->current_time.frame + ectl->buffer_size;
 	}