Method: IO#iflush

Defined in:
console/console.c

#iflush ⇒ Object

Flushes input buffer in kernel.

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



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# File 'console/console.c', line 581

static VALUE
console_iflush(VALUE io)
{
    rb_io_t *fptr;
    int fd;

    GetOpenFile(io, fptr);
    fd = GetReadFD(fptr);
#if defined HAVE_TERMIOS_H || defined HAVE_TERMIO_H
    if (tcflush(fd, TCIFLUSH)) rb_sys_fail(0);
#endif
    (void)fd;
    return io;
}