altos: flush stdout when fifo from arduino serial port is empty

[fw/altos] / src / teleshield-v0.1 / ao_ardu_serial.c

diff --git a/src/teleshield-v0.1/ao_ardu_serial.c b/src/teleshield-v0.1/ao_ardu_serial.c
index 7d4dc0db83756f14dd0d7b8945b0792fced0b49c..7ff859af879dd5063c19760a556ee0d145161ce8 100644 (file)
--- a/src/teleshield-v0.1/ao_ardu_serial.c
+++ b/src/teleshield-v0.1/ao_ardu_serial.c
@@ -23,6 +23,8 @@ ao_ardu_serial_recv(void)
        char    c;
 
        for (;;) {
+               if (ao_fifo_empty(ao_usart0_rx_fifo))
+                       flush();
                c = ao_serial0_getchar();
                putchar (c);
        }