From a17956bde502c6629732b4710553fb3a968ec700 Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@helsinki.at>
Date: Fri, 17 Jul 2015 00:17:43 +0200
Subject: added command line option for update interval


diff --git a/src/helsinki.at/rhrdtime/rhrdtime.go b/src/helsinki.at/rhrdtime/rhrdtime.go
index 1a93f67..c90c699 100644
--- a/src/helsinki.at/rhrdtime/rhrdtime.go
+++ b/src/helsinki.at/rhrdtime/rhrdtime.go
@@ -28,6 +28,7 @@ import (
   "fmt"
   "net/http"
   "time"
+  "flag"
 
   "github.com/codegangsta/martini"
   "github.com/gorilla/websocket"
@@ -65,9 +66,24 @@ func RunMartini(ps *pubsub.PubSub) {
 }
 
 func main() {
+  interval_s := flag.String("interval", "15s", "the interval between updates, default 15s")
+  help := flag.Bool("help", false, "show usage")
+
+  flag.Parse()
+  if *help {
+    flag.Usage()
+    return
+  }
+
+  interval, err := time.ParseDuration(*interval_s)
+  if err != nil {
+    fmt.Println(err)
+    return
+  }
+
   ps := pubsub.New(1)
 
-  ticker := time.NewTicker(time.Second * 1)
+  ticker := time.NewTicker(interval)
   go func() {
     for t := range ticker.C {
       tj, err := t.MarshalJSON()
-- 
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