add run-time dependency on libjfreechart-java

[fw/altos] / src / ao_monitor.c

diff --git a/src/ao_monitor.c b/src/ao_monitor.c
index 8f1b9e12cdcc209dae9543c0a41885a68ef3bf4b..69eb58e85f8ac1373b9576b66573ecedfefd8019 100644 (file)
--- a/src/ao_monitor.c
+++ b/src/ao_monitor.c
@@ -18,6 +18,10 @@
 #include "ao.h"
 #include "ao_telem.h"
 
+#if !HAS_MONITOR
+#error Must define HAS_MONITOR to 1
+#endif
+
 __xdata uint8_t ao_monitoring;
 __pdata uint8_t ao_monitor_led;