Merge pull request 'Merge feature/hardening into develop' (#11) from feature/hardening into develop

Reviewed-on: #11

src/include/util.pas

@@ -414,6 +414,7 @@ var
 
 begin
     //push_trace('util.memset');
+    if size = 0 then exit;
     for i:=0 to size-1 do begin
         loc:= puint8(location + i);
         loc^:= value;
@@ -428,6 +429,7 @@ var
 
 begin
     //push_trace('util.memcpy');
+    if size = 0 then exit;
     for i:=0 to size-1 do begin
         src:= puint8(source + i);
         dst:= puint8(dest + i);

src/kernel.pas

@@ -251,6 +251,9 @@ begin
      { Initialize visual terminal (registers with desktop search) }
      vterminal.init;
 
+     { Run unit tests }
+     strings.UnitTest;
+
      { Main render loop }
      syslog.logln('KERNEL', 'Entering main render loop.');
      tracer.push_trace('kmain.MAINLOOP');