From: Keith Packard <keithp@keithp.com>
Date: Wed, 15 Apr 2009 04:24:25 +0000 (-0700)
Subject: Keep reporting flight state while it changes
X-Git-Tag: sn1-flight1~8
X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=commitdiff_plain;h=545478dd02eaeff6a65d318e722b1e4fce5e01b4

Keep reporting flight state while it changes
---

diff --git a/ao_report.c b/ao_report.c
index 1cc883be..0753df47 100644
--- a/ao_report.c
+++ b/ao_report.c
@@ -38,10 +38,12 @@ static const char * __xdata flight_reports[] = {
 #endif
 #define pause(time)	ao_delay(time)
 
+static __xdata enum ao_flight_state ao_report_state;
+
 static void
-ao_report_state(void)
+ao_report_beep(void)
 {
-	char *r = flight_reports[ao_flight_state];
+	char *r = flight_reports[ao_report_state];
 	char c;
 
 	if (!r)
@@ -53,22 +55,26 @@ ao_report_state(void)
 			signal(AO_MS_TO_TICKS(600));
 		pause(AO_MS_TO_TICKS(200));
 	}
+	pause(AO_MS_TO_TICKS(400));
 }
 
-static __xdata ao_report_wait;
-
 void
 ao_report_notify(void)
 {
-	ao_wakeup(&ao_report_wait);
+	ao_wakeup(&ao_report_state);
 }
 
 void
 ao_report(void)
 {
+	ao_report_state = ao_flight_state;
 	for(;;) {
-		ao_report_state();
-		ao_sleep(&ao_report_wait);
+		ao_report_beep();
+		__critical {
+			while (ao_report_state == ao_flight_state)
+				ao_sleep(&ao_report_state);
+			ao_report_state = ao_flight_state;
+		}
 	}
 }