readme: update with example of logging to file

2017-02-06 19:16:20 -05:00
parent 11fbf0fa42
commit 141e6dc6a6
3 changed files with 21 additions and 4 deletions
@@ -13,7 +13,7 @@ func IsTerminal(f io.Writer) bool {
 	var termios Termios
 	switch v := f.(type) {
 	case *os.File:
-		_, err := unix.IoctlGetTermios(int(f.Fd()), unix.TCGETA)
+		_, err := unix.IoctlGetTermios(int(v.Fd()), unix.TCGETA)
 		return err == nil
 	default:
 		return false