[PATCH] PR libstdc++/80538 Only call sleep for non-zero values

[Jonathan Wakely]

On Sat, 13 Oct 2018 at 08:49, Bernhard Reutner-Fischer
<rep.dot.nop@gmail.com> wrote:
>
> On 11 October 2018 23:36:15 CEST, Jonathan Wakely <jwakely@redhat.com> wrote:
>
> >But I'm assuming that systems with no usleep are probably rare, and
> >can live with rounding up to sleep for a full second.
>
> Well conforming implementations usually won't have usleep which was obscolencent in SUSv3 and removed from SUSv4.
> As you certainly know we have clock_nanosleep / nanosleep nowadays.

Yes, of course. We don't even look for usleep unless nanosleep isn't
available, so I mean systems with no nanosleep *and* no usleep.