From 92a6b18ef4ae59cd17dac3bee5f76a75a35fd83b Mon Sep 17 00:00:00 2001
From: Denis Kenzior <denkenz@gmail.com>
Date: Fri, 25 Mar 2011 17:26:31 -0500
Subject: [PATCH] gatsyntax: Support echo of empty lines

---
 gatchat/gatsyntax.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/gatchat/gatsyntax.c b/gatchat/gatsyntax.c
index 7899248b..83aa5c0f 100644
--- a/gatchat/gatsyntax.c
+++ b/gatchat/gatsyntax.c
@@ -91,7 +91,10 @@ static GAtSyntaxResult gsmv1_feed(GAtSyntax *syntax,
 		case GSMV1_STATE_INITIAL_CR:
 			if (byte == '\n')
 				syntax->state = GSMV1_STATE_INITIAL_LF;
-			else
+			else if (byte == '\r') {
+				syntax->state = GSMV1_STATE_IDLE;
+				return G_AT_SYNTAX_RESULT_UNRECOGNIZED;
+			} else
 				syntax->state = GSMV1_STATE_ECHO;
 			break;