func RunWithEnvAndWd(command string, args []string, env []string, wd string) (proc *exec.Cmd, err os.Error) {
//log.Println(command, args)
//hho := exec.PassThrough
args = prepend(args, command)
env = mergeEnv(os.Environ(), env)
binpath, err := findCmd(findEnv(env, "PATH"), command)
if err != nil {
return nil, err
}
cmd := new(exec.Cmd)
cmd.Path = binpath
cmd.Args = args
cmd.Env = env
cmd.Dir = wd
cmd.Stderr = os.Stderr
cmd.Stdout = os.Stdout
err = cmd.Start()
if err != nil {
log.Print("Error running command ", command, ": ", err, "\n")
return nil, err
}
return cmd, nil
}