new module and some tweaks

mod/battery

@@ -0,0 +1,17 @@
+# vim: ft=ruby
+
+class Battery < Worker
+	require 'open3'
+
+	def mainloop()
+		while true do
+			Open3.popen2("acpi") {|i,o,t|
+				self.write(o.gets.split[3])
+			}
+
+			sleep(10)
+		end
+	end
+end
+
+Modules.add("battery", "Battery")

mod/network

@@ -16,13 +16,9 @@ class Network < Worker
 		hosts = @my_config['hosts']
 
 		net_fail = 0
-		i,o,t = Open3.popen2("fping", *hosts)
-		t.join
-
+		Open3.popen2("fping", *hosts) {|i,o,t|
 			net_ok = o.each_line.count
 
-		i.close; o.close
-
 			if net_ok == hosts.count
 				status = "ok"
 				fg_colour = @my_config['ok_colour']
@@ -34,7 +30,10 @@ class Network < Worker
 				fg_colour = @my_config['warn_colour']
 			end
 
-		return "%{F#{fg_colour}}#{status}%{F-}"
+			@rstr = "%{F#{fg_colour}}#{status}%{F-}"
+		}
+
+		return @rstr
 	end
 end