func main() { cmd.UnixIO("err") c := cmd.AppCtx() opts.NewFlag("D", "debug", &c.Debug) opts.NewFlag("u", "unix IO", &ux) opts.NewFlag("g", "get contents", &gflag) if cmd.Args()[0] == "gf" { gflag = true } args := opts.Parse() if ux { cmd.UnixIO() } if len(args) == 0 { args = append(args, ".,1") } var dc <-chan face{} if !gflag { dc = cmd.Dirs(args...) } else { dc = cmd.Files(args...) } out := cmd.Out("out") var err error for m := range dc { cmd.Dprintf("got %T\n", m) switch m := m.(type) { case error: err = m cmd.Warn("%s", m) if !ux { m := fmt.Errorf("%s: %s", cmd.Args()[0], m) if ok := out <- m; !ok { close(dc, cerror(out)) } } case zx.Dir: if !ux { if ok := out <- m; !ok { close(dc, cerror(out)) } } else { printf("%s\n", m.Fmt()) } case []byte: if ok := out <- m; !ok { close(dc, cerror(out)) } } } if err := cerror(dc); err != nil { if !ux { out <- fmt.Errorf("%s: %s", cmd.Args()[0], err) } cmd.Exit(err) } cmd.Exit(err) }
func main() { cmd.UnixIO() nc := cmd.New(func() { cmd.Printf("hi from here\n") cmd.Fatal("oops!") println("XXX") }) args := cmd.Args() cmd.Printf("args %v\n", args) wc := nc.Waitc() cmd.Printf("Hi there!\n") cmd.Printf("Hi there!\n") cmd.Printf("Hi there!\n") if len(args) > 1 { n, _ := strconv.Atoi(args[1]) ns := time.Duration(n) time.Sleep(ns * time.Second) } else { time.Sleep(time.Second) } <-wc cmd.Printf("done\n") }