Go HTTP File Server

package main

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

func main() {
	
	// check args and set defaults
	dir := flag.String("r", "./", "Root for HTTP File Server")
	port := flag.Int("p", 8000, "Listen port")
	flag.Parse()

	// Echo to user settings
	fmt.Printf("---\nListening on port %d.\nServing from %s\n---", *port, *dir)

	// Set up HTTP file server
	http.Handle("/", http.FileServer(http.Dir(*dir)))
	http.ListenAndServe(fmt.Sprintf(":%d", *port), nil)

}