update division by zero

ChangeLog

@@ -1,3 +1,6 @@
+2020-12-05:
+- locomotive fixed division by zero
+
 2020-11-29:
 - lococtrl display is now working with reverse and forward.
 

server/locomotive.cc

@@ -263,7 +263,7 @@ int Locomotives::SetSpeedFromBus(string ifname, int addr, int speed) {
 				case LOCO_INT_DCC14: maxstep = 14; break;
 				case LOCO_INT_DCC28: maxstep = 28; break;
 				case LOCO_INT_DCC128: maxstep = 126; break;
-				default: maxstep = 0; break;
+				default: maxstep = -1; break;
 			}
 
 			if (speed == 0) locomotives[i].speed = 0;

webinterface/locomotive.js

@@ -391,7 +391,7 @@ function locolist_show() {
 	var win = document.getElementById("locolist");
 	
 	debug ("locolist_show");
-	
+
 	if (!win) {
 		debug ("locolist_show create window");
 		win = gWindowCreate("locolist", "Locomotives", 400, 500, "			\
@@ -417,8 +417,10 @@ function locolist_show() {
 	// append all locomotives
 	for (var i = 0; i < locomotives.length; i++) {
 		let li = document.createElement("li");
+		
 		li.appendChild(document.createTextNode(locomotives[i].name));
 		li.setAttribute("id", "locol_elm_"+locomotives[i].name);
+		
 		ul.appendChild(li);
 		
 		gAddEventListener("locol_elm_"+locomotives[i].name, 'click', locolist_clicked);
@@ -512,7 +514,7 @@ function lococtrl_speed() {
 
     let speed = this.value;
     if (reverse.innerHTML == "REV") speed = -speed;
-    
+
 	debug ("Speed Loco:'"+name+"' Speed:'"+speed+"'");
 	for (var i = 0; i < locomotives.length; i++) {
 		if (name == locomotives[i].name) {