busdepartures/main.go

package main

import (
	"flag"
	"fmt"
	"net/http"
	"os"
)

var BusClient *http.Client
var Quays []Quay

func main() {
	var confFilename string
	var port int

	flag.StringVar(&confFilename, "c", "", "Path to the configuration file")
	flag.IntVar(&port, "p", 4444, "The port to start the server on")
	flag.Parse()

	if confFilename == "" {
		fmt.Printf("No configuation file provided. Provide the path to a configuration file with the -c flag.\n")
		os.Exit(0)
	}

	conf, err := ReadConfigFromFile(confFilename)
	if err != nil {
		fmt.Printf("%v\n", err)
		os.Exit(1)
	}

	Quays = conf.Quays

	BusClient = &http.Client{}
	serveHttp(port)
}