diff target-utils/pirexplore/mygetchar.c @ 0:e7502631a0f9

initial import from freecalypso-sw rev 1033:5ab737ac3ad7
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 11 Jun 2016 00:13:35 +0000
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/target-utils/pirexplore/mygetchar.c	Sat Jun 11 00:13:35 2016 +0000
@@ -0,0 +1,21 @@
+/*
+ * The interactive command entry (editing) function in libcommon
+ * will call mygetchar() for its character input.  It is supposed
+ * to be a blocking wait for input, but in some programs other
+ * processing can be done while waiting - for example, check for
+ * keypad presses as well.  This is the basic version which waits
+ * for serial input and nothing else.
+ */
+
+extern int serial_in_poll();
+
+int
+mygetchar()
+{
+	register int c;
+
+	do
+		c = serial_in_poll();
+	while (c < 0);
+	return c;
+}