ScalaScript

test.scala

#!/bin/sh
L=`dirname $0`/lib
cp=`echo $L/*.jar|sed 's/ /:/g'`
exec scala -savecompiled -classpath $cp $0 $@
!#
// /* */ */

val cmd1 = Cmd("ping localhost")
val cmd2 = Cmd("vmstat 1")

for(i <- 1 to 5) {
  println(cmd1.next)
  println(cmd2.next)
}

// Script util stuff:
import scala.collection.JavaConversions._
import scala.io.Source

object Cmd {
  def apply(cmd : String) = {
    val process = new ProcessBuilder(cmd.split(" ").toList).start
    Source.fromInputStream(process.getInputStream).getLines
  }
}