From 64cae263333121cf59b1f2faaa97148e0f3b9e88 Mon Sep 17 00:00:00 2001
From: Asbelos <asbelos@btinternet.com>
Date: Mon, 18 Apr 2022 16:46:13 +0100
Subject: [PATCH] Allow negative route ids.

---
 WiThrottle.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/WiThrottle.cpp b/WiThrottle.cpp
index 29a8c3a..60bdf7d 100644
--- a/WiThrottle.cpp
+++ b/WiThrottle.cpp
@@ -255,11 +255,14 @@ void WiThrottle::parse(RingStream * stream, byte * cmdx) {
 
 int WiThrottle::getInt(byte * cmd) {
   int i=0;
+  bool negate=cmd[0]=='-';
+  if (negate) cmd++;
   while (cmd[0]>='0' && cmd[0]<='9') {
     i=i*10 + (cmd[0]-'0');
     cmd++;
   }
-  return i;    
+  if (negate) i=0-i;
+  return i ;    
 }
 
 int WiThrottle::getLocoId(byte * cmd) {