From c6821ae734a7efaf2e069f6c5edf9605a9dbe125 Mon Sep 17 00:00:00 2001 From: Keith Packard Date: Tue, 3 Jan 2012 20:46:25 -0800 Subject: altos: flush stdout when fifo from arduino serial port is empty This avoids leaving bytes pending inside altos Signed-off-by: Keith Packard --- src/teleshield-v0.1/ao_ardu_serial.c | 2 ++ 1 file changed, 2 insertions(+) (limited to '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 7d4dc0db..7ff859af 100644 --- 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); } -- cgit v1.2.3