Go/Golang: Regex and program execution demo
package main  import (     "exec"     "flag"     "fmt"     "os"     "regexp" )  const UserHomeDir = "/Users/alex" const Compiler = UserHomeDir + "/my/dev/env/go/bin/6g" const Linker =  UserHomeDir + "/my/dev/env/go/bin/6l" const Pwd = UserHomeDir + "/my/dev/prj/loxal/example/src/main/golang/"  func compile() os.Error {     cmd, err := exec.Run(Compiler, []string{Compiler, flag.Arg(0)}, nil, "./",         exec.DevNull, exec.DevNull, exec.PassThrough)     if err != nil {         return err     }     return cmd.Close() }  func link() os.Error {     cmd, err := exec.Run(Linker, []string{Linker, "-o" + getFileStem(flag.Arg(0)) + ".out", getFileStem(flag.Arg(0)) + ".6"}, nil, "./",         exec.DevNull, exec.DevNull, exec.PassThrough)      if err != nil {         return err     }     return cmd.Close() }  func getFileStem(fileName string) string {     va...