From: Doug McNaught <doug@mcnaught.org>
To: Andrew Barton <andrevv@users.sourceforge.net>
Cc: linux-kernel@vger.kernel.org
Subject: Re: forkpty with streams
Date: 25 Jul 2003 09:02:53 -0400 [thread overview]
Message-ID: <m3el0esqrm.fsf@varsoon.wireboard.com> (raw)
In-Reply-To: Andrew Barton's message of "24 Jul 2003 23:28:36 +0000"
Andrew Barton <andrevv@users.sourceforge.net> writes:
> I've got the 2.4 kernel, and I'm trying to use the forkpty() system call
> with the standard I/O stream functions. The calls to forkpty() and
> fdopen() and fprintf() all return successfully, but the data never seems
> to get to the child process. In this simplified example, I am trying to
> open a shell in a pseudo terminal and then send it the string "exit\n"
> and then wait for it to die. But the shell apparently never sees the
> "exit\n", and the parent waits forever.
forkpty() is not a system call. This is more likely to be a glibc
issue or a problem with your code. You might consider running your
test under 'strace' to see what is happening under the covers.
-Doug
next prev parent reply other threads:[~2003-07-25 12:48 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-07-24 23:28 forkpty with streams Andrew Barton
2003-07-25 13:02 ` Doug McNaught [this message]
2003-07-25 15:27 ` Andries Brouwer
2003-07-25 10:59 ` Andrew Barton
2003-07-25 18:46 ` Matti Aarnio
2003-07-25 12:53 ` Andrew Barton
2003-07-25 20:10 ` Andries Brouwer
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