From 7f32aa80bbe91f1a57abe1cabda90c6c03931267 Mon Sep 17 00:00:00 2001
From: Markus Amsler <markus.amsler@oribi.org>
Date: Tue, 8 Feb 2011 02:38:33 +0100
Subject: [PATCH] G28: home all axis if no axis is selected

---
 gcode_process.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/gcode_process.c b/gcode_process.c
index e8258f8..b36711d 100644
--- a/gcode_process.c
+++ b/gcode_process.c
@@ -186,6 +186,13 @@ void process_gcode_command() {
 					axisSelected = 1;
 				}
 				
+				if (!axisSelected) {
+					zero_x();
+					zero_y();
+					zero_z();
+					zero_e();
+				}
+				
 				break;
 				
 				//	G90 - absolute positioning