From: Keith Packard <keithp@keithp.com>
Date: Mon, 2 Nov 2009 23:45:58 +0000 (-0800)
Subject: Add ao_usb_pollchar to ao.h
X-Git-Tag: 0.6~1
X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=commitdiff_plain;h=b219801fb0e5eaff7778d21701da977104522da3

Add ao_usb_pollchar to ao.h
---

diff --git a/src/ao.h b/src/ao.h
index 65a594c0..4cceefe1 100644
--- a/src/ao.h
+++ b/src/ao.h
@@ -291,6 +291,12 @@ ao_usb_putchar(char c);
 char
 ao_usb_getchar(void);
 
+/* Poll for a charcter on the USB input queue.
+ * returns AO_READ_AGAIN if none are available
+ */
+char
+ao_usb_pollchar(void);
+
 /* Flush the USB output queue */
 void
 ao_usb_flush(void);