[issue7111] abort when stderr is closed

[Daniel Stutzbach]

Daniel Stutzbach <stutzbach at google.com> added the comment:

On Thu, Feb 3, 2011 at 12:18 PM, Antoine Pitrou <report at bugs.python.org> wrote:
> I just took a look at http://pypi.python.org/pypi/python-daemon/, and it
> uses dup2() to redirect standard streams, which is far nicer.

I'm more worried about the case where a daemon launches python.

At startup, could we check that 2 and 3 are valid file descriptors,
and, if not, open /dev/null?  That way, they cannot later be
inadvertently assigned to some other file?

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