From 74b9516ccc68e3e128cc2c12482d9e936d7b5068 Mon Sep 17 00:00:00 2001
From: Luc <luc.lebosse@gmail.com>
Date: Sun, 4 Dec 2016 16:54:56 +0100
Subject: [PATCH] avoid dead loop if continuous flow from serial

if continuous flow cannot purge so just empty current rx buffer and skip
---
 esp3d/webinterface.cpp | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/esp3d/webinterface.cpp b/esp3d/webinterface.cpp
index 40eee76c..d91079d3 100644
--- a/esp3d/webinterface.cpp
+++ b/esp3d/webinterface.cpp
@@ -3777,7 +3777,7 @@ void handle_web_command(){
 #if (PURGE_SERIAL == 1)
                  //empty the serial buffer and incoming data
                 LOG("Start PurgeSerial\r\n")
-                while(Serial.available()){
+                if(Serial.available()){
                     BRIDGE::processFromSerial2TCP();
                     delay(1);
                     }
@@ -3791,7 +3791,7 @@ void handle_web_command(){
                 LOG(String(cmd.length()))
 #if (PURGE_SERIAL == 1)
                 LOG("Start PurgeSerial\r\n")
-                while(Serial.available()){
+                if(Serial.available()){
                     BRIDGE::processFromSerial2TCP();
                     delay(1);
                     }
@@ -3832,6 +3832,7 @@ void handle_web_command(){
                                     break;
                                 } 
                             //get the line and transmit it
+                            LOG("Check command: ")
                             LOG(current_line)
                             LOG("\r\n")
                             //check command 
@@ -3864,7 +3865,7 @@ void handle_web_command(){
                 web_interface->WebServer.sendContent("");
 #if (PURGE_SERIAL == 1)
                 LOG("Start PurgeSerial\r\n")
-                while(Serial.available()){
+                if(Serial.available()){
                     BRIDGE::processFromSerial2TCP();
                     delay(1);
                     }