B0_std.Tty
ANSI terminal interaction.
TODO get rid of this.
The type for terminals. Either no terminal, a dumb one or a named terminal from the TERM
environment variable.
val of_fd : Unix.file_descr -> t
of_fd fd
determines the terminal for file descriptor fd
by using Unix.isatty
fd
and consulting the TERM
environment variable.
val cap : t -> [ `None | `Ansi ]
cap tty
determines tty
's capabilities.