From 0b1fe005b36ebc3af8de0d736e4a1227ba4580f8 Mon Sep 17 00:00:00 2001
From: Michael Brown
Date: Tue, 27 Mar 2012 19:49:12 +0100
Subject: [parseopt] Allow "prompt" command to accept character literals for
 --key

Signed-off-by: Michael Brown <mcb30@ipxe.org>
---
 src/core/parseopt.c | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

(limited to 'src/core')

diff --git a/src/core/parseopt.c b/src/core/parseopt.c
index 2739bd87b..57140690b 100644
--- a/src/core/parseopt.c
+++ b/src/core/parseopt.c
@@ -26,7 +26,6 @@ FILE_LICENCE ( GPL2_OR_LATER );
 #include <errno.h>
 #include <getopt.h>
 #include <ipxe/netdevice.h>
-#include <ipxe/image.h>
 #include <ipxe/parseopt.h>
 
 /** @file
@@ -129,6 +128,25 @@ int parse_flag ( const char *text __unused, int *flag ) {
 	return 0;
 }
 
+/**
+ * Parse key
+ *
+ * @v text		Text
+ * @ret key		Key
+ * @ret rc		Return status code
+ */
+int parse_key ( const char *text, unsigned int *key ) {
+
+	/* Interpret single characters as being a literal key character */
+	if ( text[0] && ! text[1] ) {
+		*key = text[0];
+		return 0;
+	}
+
+	/* Otherwise, interpret as an integer */
+	return parse_integer ( text, key );
+}
+
 /**
  * Print command usage message
  *
-- 
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