From mboxrd@z Thu Jan  1 00:00:00 1970
From: tobias@gambas-buch.de (Tobias Boege)
Date: Tue, 8 Jan 2013 20:53:44 +0100
Subject: how to flush stdin buffer in linux
In-Reply-To: <CAKzXvN-iB=eg694jEvB_poucxZbwArTvT+Ym_O1dPkg5TuL04w@mail.gmail.com>
References: <CAKzXvN-iB=eg694jEvB_poucxZbwArTvT+Ym_O1dPkg5TuL04w@mail.gmail.com>
Message-ID: <20130108195344.GA530@aurora>
To: kernelnewbies@lists.kernelnewbies.org
List-Id: kernelnewbies.lists.kernelnewbies.org

On Tue, 08 Jan 2013, Niroj Pokhrel wrote:
> Hi all,
> I tried to use fflush(stdin) in gcc as I used to in other compilers. But It
> didn't clear my buffer so I am wondering how can I clear the stdin buffer
> in GCC.
> I tried using lseek but got -EPIPE (as tty devices doesn't support lseek
> operation).
> Thanx in advance.

If it's a tty, you may want to use tcflush(fd, TCIFLUSH);

Regards,
Tobi