method

raw!

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raw!(*args) public

Enables raw mode.

If the terminal mode needs to be back, use io.raw { … }.

You must require ‘io/console’ to use this method.

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static VALUE
console_set_raw(int argc, VALUE *argv, VALUE io)
{
    conmode t;
    rb_io_t *fptr;
    int fd;
    rawmode_arg_t opts, *optp = rawmode_opt(argc, argv, &opts);

    GetOpenFile(io, fptr);
    fd = GetReadFD(fptr);
    if (!getattr(fd, &t)) rb_sys_fail(0);
    set_rawmode(&t, optp);
    if (!setattr(fd, &t)) rb_sys_fail(0);
    return io;
}

raw!

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