学步园

package main
import (

        "net/http"

        "os"

        "strings"

)
func shareDir(dirName string,port string,ch chan bool){

        h := http.FileServer(http.Dir(dirName))

        err := http.ListenAndServe(":"+port,h)

        if err
!= nil {

                println("ListenAndServe
: ",err.Error())

                ch <- false

        }

}
func main(){

        ch := make(chan bool)

        port := "8000"  //Default
port 

        if len(os.Args)>1 { 

                port = strings.Join(os.Args[1:2],"")

        }

        go shareDir(".",port,ch)

        println("Listening
on port ",port,"...")

        bresult := <-ch

        if false ==
bresult {

                println("Listening
on port ",port,"
failed")

        }

}

转载自：http://www.cnblogs.com/MikeZhang/archive/2012/03/13/httpShareGolang20120312.html