Fix Windows stuff related to the refactor at 49a5d16

tty_windows.go

@@ -11,28 +11,19 @@ import (
 )
 
 func (p *Program) initInput() error {
-	if !p.inputIsTTY {
-		return nil
-	}
-
-	// If input's a TTY this should always succeed.
-	f, ok := p.input.(*os.File)
-	if !ok {
-		return errInputIsNotAFile
-	}
-
-	if p.inputStatus == managedInput {
+	// If input's a file, use console to manage it
+	if f, ok := p.input.(*os.File); ok {
 		// Save a reference to the current stdin then replace stdin with our
 		// input. We do this so we can hand input off to containerd/console to
 		// set raw mode, and do it in this fashion because the method
 		// console.ConsoleFromFile isn't supported on Windows.
 		p.windowsStdin = os.Stdin
 		os.Stdin = f
-	}
 
-	// Note: this will panic if it fails.
-	c := console.Current()
-	p.console = c
+		// Note: this will panic if it fails.
+		c := console.Current()
+		p.console = c
+	}
 
 	enableAnsiColors(p.output)