From: Keith Packard <keithp@keithp.com>
Date: Fri, 1 Apr 2011 21:11:44 +0000 (-0700)
Subject: altos: Make ao_serial_drain public
X-Git-Tag: 0.9.3~71
X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=commitdiff_plain;h=9f8a96a8516e13878b329dbf1da855ed9a3219c4

altos: Make ao_serial_drain public

Allow external code to discard serial input

Signed-off-by: Keith Packard <keithp@keithp.com>
---

diff --git a/src/ao.h b/src/ao.h
index 77f3259e..b92e623f 100644
--- a/src/ao.h
+++ b/src/ao.h
@@ -935,6 +935,9 @@ ao_serial_set_stdin(uint8_t stdin);
 void
 ao_serial_putchar(char c) __critical;
 
+void
+ao_serial_drain(void) __critical;
+
 #define AO_SERIAL_SPEED_4800	0
 #define AO_SERIAL_SPEED_9600	1
 #define AO_SERIAL_SPEED_19200	2
diff --git a/src/ao_serial.c b/src/ao_serial.c
index d6395810..e9373e23 100644
--- a/src/ao_serial.c
+++ b/src/ao_serial.c
@@ -100,7 +100,7 @@ ao_serial_putchar(char c) __critical
 	ao_serial_tx1_start();
 }
 
-static void
+void
 ao_serial_drain(void) __critical
 {
 	while (!ao_fifo_empty(ao_usart1_tx_fifo))