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Re: [Qemu-devel] [PATCH 3/3] qtest: kill QEMU process on g_assert() fail
From: |
Stefan Hajnoczi |
Subject: |
Re: [Qemu-devel] [PATCH 3/3] qtest: kill QEMU process on g_assert() failure |
Date: |
Tue, 18 Feb 2014 15:44:23 +0100 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
On Tue, Feb 18, 2014 at 10:55:56AM +0100, Markus Armbruster wrote:
> Stefan Hajnoczi <address@hidden> writes:
>
> > On Mon, Feb 17, 2014 at 05:49:31PM +0100, Markus Armbruster wrote:
> >> Stefan Hajnoczi <address@hidden> writes:
> >> > if (s->qemu_pid != -1) {
> >> > kill(s->qemu_pid, SIGTERM);
> >> > waitpid(s->qemu_pid, &status, 0);
> >> > }
> >> >
> >> > - close(s->fd);
> >> > - close(s->qmp_fd);
> >> > + if (s->fd != -1) {
> >> > + close(s->fd);
> >> > + }
> >> > + if (s->qmp_fd != -1) {
> >> > + close(s->qmp_fd);
> >> > + }
> >>
> >> I generally don't bother to avoid close(-1).
> >
> > When I drive on the highway I stay on the lanes but I guess I could just
> > slide along the side barriers :). It's a style issue but close(-1)
> > annoys me in strace so I try to avoid doing it.
>
> For me, it's in the same category as free(NULL).
Understood. I'll drop it from the next patch.
Re: [Qemu-devel] [PATCH 3/3] qtest: kill QEMU process on g_assert() failure, Markus Armbruster, 2014/02/17
Re: [Qemu-devel] [PATCH 3/3] qtest: kill QEMU process on g_assert() failure, Peter Maydell, 2014/02/18
Re: [Qemu-devel] [PATCH 3/3] qtest: kill QEMU process on g_assert() failure, Markus Armbruster, 2014/02/18
Re: [Qemu-devel] [PATCH 3/3] qtest: kill QEMU process on g_assert() failure, Stefan Hajnoczi, 2014/02/18
Re: [Qemu-devel] [PATCH 3/3] qtest: kill QEMU process on g_assert() failure, Markus Armbruster, 2014/02/18