add more commecnts in autodevice code

tcl/seacom.tcl

@@ -1712,6 +1712,7 @@ proc autodeviceCron {} {
 
   logconfig flush
   rack_check_connection
+  # act is either: "", "plugged", "renew", "rebuild" or "selected on touch display"
   set act [silent "" result device action]
   set now [clock seconds]
   if {$act eq "renew"} {
@@ -1764,7 +1765,7 @@ clientput "CONFIG $device/$stick/$addons"
     } else {
       samenv -q $device/$stick/[join $addons /]
     }
-  } elseif {$act ne ""} {
+  } elseif {$act ne ""} {  # "plugged" or "selected ontouch display"
     set new [silent 0 result device newdevice]
     set change_device_to_none 0
     if {$new eq "none"} {
@@ -1784,12 +1785,14 @@ clientput "CONFIG $device/$stick/$addons"
       clientput "$new plugged, no change"
       device makeitem confirmed $new
     } else {
+      # new has changed and is not none
       if {[result device name] ne "none" && $act eq "plugged"} {
         clientlog "unplugged time too short [result device name] -> $new"
-        device makeitem confirmed none
-        catch {samenv -q none} msg
-        clientput $msg
-        return
+        # this was a quick hack
+        # device makeitem confirmed none
+        # catch {samenv -q none} msg
+        # clientput $msg
+        # return
       } else {
         device makeitem confirmed $new
         clientput "LOAD $new $act"
@@ -1798,7 +1801,7 @@ clientput "CONFIG $device/$stick/$addons"
       }
     }
     device action ""
-  } else {
+  } else { # act == ""
     set c2n [silent 0 set change_device_to_none]
     if {$c2n != 0 && $now > $c2n} {
       set change_device_to_none 0