Date: Fri, 5 Sep 2014 20:52:55 +0200 From: Felix Janda <felix.janda@...teo.de> To: musl@...ts.openwall.com Subject: Re: Add login_tty Rich Felker wrote: > On Fri, Sep 05, 2014 at 07:23:52PM +0200, Felix Janda wrote: [..] > > The other possibility for dup2 to fail seems to be EINTR. > > (We already know that fd can't be invalid.) > > Should this also be checked? > > Why would EINTR happen? dup2 does not involve any sleep much less > interruptible sleep/blocking. You're right. Only EBUSY, EBADF or EINVAL can happen. Felix
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