How to read the keyboard when stdin redirected

[Darren Drapkin]

On Wednesday, 13 May 2026 at 18:13:06 UTC, Adam D. Ruppe wrote:
> Open /dev/tty as a file and read from it.

I have tried opening /dev/tty like this:-

  auto my_in = File("/dev/tty", "r");

Then I read from it later on like this :-

my_in.readf(" %s",&response);

But the programme, just hangs there waiting for input and doing 
nothing.