Date: Tue, 30 Jan 2024 16:31:55 +0000 From: Gary Jennejohn <garyj@gmx.de> To: David Wolfskill <david@catwhisker.org> Cc: current@freebsd.org, Tomek CEDRO <tomek@cedro.info> Subject: Re: 'poweroff' seems to (only) halt as of main-n267841-0b3f9e435f2b Message-ID: <20240130173155.45a2bc88@ernst.home> In-Reply-To: <Zbkf5_q-c6EvNXMs@albert.catwhisker.org> References: <ZbkMfIdaNTddzlqu@albert.catwhisker.org> <CAFYkXjmwDMZU=i9E=mKmz%2BbjBje2e=X=2eDhAnsiBs9F%2BDvNjg@mail.gmail.com> <ZbkRdaGt1c2-0yS7@albert.catwhisker.org> <20240130164954.65b784f4@ernst.home> <Zbkf5_q-c6EvNXMs@albert.catwhisker.org>
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On Tue, 30 Jan 2024 08:12:23 -0800 David Wolfskill <david@catwhisker.org> wrote: > On Tue, Jan 30, 2024 at 03:49:54PM +0000, Gary Jennejohn wrote: > > ... > > I use 'shutdown -p now' and it's never failed to power down my compute= rs. > > .... > > I could say the same about "poweroff", up to the main-n267808-197944948e= 62 > -> main-n267841-0b3f9e435f2b transition. And I probably wouldn't > have mentioned anything, except that each of the 3 machines (one > headless build machine; 2 laptops) I tested exhibited the same change. > > Note, too, from src/sbin/shutdown/shutdown.c: > > /* > * Test for the special case where the utility is called as > * "poweroff", for which it runs 'shutdown -p now'. > */ > if ((p =3D strrchr(argv[0], '/')) =3D=3D NULL) > p =3D argv[0]; > else > ++p; > if (strcmp(p, "poweroff") =3D=3D 0) { > if (getopt(argc, argv, "") !=3D -1) > usage((char *)NULL); > argc -=3D optind; > argv +=3D optind; > if (argc !=3D 0) > usage((char *)NULL); > dopower =3D 1; > offset =3D 0; > (void)time(&shuttime); > goto poweroff; > > (So I believe we are referring to the same code paths, whether by > "shutdown -p now" or "poweroff".) > Interesting, I wasn't aware of this. Reading shutdown(8) I see that poweroff is equivalent to shutdown -p now. Thanks! =2D- Gary Jennejohn
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