[libvirt] [PATCH 2/2] remote: react to failures on wakeupFD

[Eric Blake]

On 03/09/2010 03:25 PM, Eric Blake wrote:
> * src/remote/remote_driver.c (remoteIO, remoteIOEventLoop): Report
> failures on pipe used for wakeup.
> Reported by Chris Lalancette.
> ---
> 
> I think this is what you had in mind for additional error
> checking.  However, in practice, will one-byte reads and
> writes on fd's created by pipe() ever encounter any errors?
> 
> +        s = safewrite(priv->wakeupSendFD, &ignore, sizeof(ignore));
> +        if (s < 0) {
> +            errorf(flags & REMOTE_CALL_IN_OPEN ? NULL : conn,
> +                   VIR_ERR_INTERNAL_ERROR,
> +                   _("failed to wake up polling thread: %s"),
> +                   strerror(errno));

Of course, this patch (and also 1/2) fails 'make syntax-check', thanks
to strerror.  Yet another respin coming.

-- 
Eric Blake   eblake at redhat.com    +1-801-349-2682
Libvirt virtualization library http://libvirt.org

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