Date: Wed, 17 Oct 2001 00:17:37 -0400 From: Brian T.Schellenberger <bts@babbleon.org> To: "Brandon S. Allbery KF8NH" <allbery@ece.cmu.edu>, Nate Williams <nate@yogotech.com> Cc: freebsd-stable@FreeBSD.ORG Subject: Re: setenv() cores with NULL value [was Re: Gdm proplem on 4.4] Message-ID: <01101700173701.00543@i8k.babbleon.org> In-Reply-To: <5190000.1003250950@hilfy.ece.cmu.edu> References: <200110160353.f9G3rO728525@harmony.village.org> <15308.25432.608079.646993@nomad.yogotech.com> <5190000.1003250950@hilfy.ece.cmu.edu>
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On Tuesday 16 October 2001 12:49, Brandon S. Allbery KF8NH wrote: > On Tuesday, October 16, 2001 10:42:00 -0600, Nate Williams > <nate@yogotech.com> wrote: > +----- > > | printf("%s", ""); > | printf("%s", NULL); > | > | The first will work, the second will dump core. The second has never > | worked, and should never work. > > +--->8 > > FWIW, Xenix's printf() would print "(null)" in the second case. (Not that > this should be an argument for it being acceptable.) . . . and on the VAX, there was a system option (CPU bit) for whether reading from the zero page gave a zero or a violation . . . but this is again just history . . . aand what is this discussion doing in stable anyway? -- Brian T. Schellenberger . . . . . . . bts@wnt.sas.com (work) Brian, the man from Babble-On . . . . bts@babbleon.org (personal) http://www.babbleon.org -------> Free Dmitry Sklyarov! (let him go home) <----------- http://www.eff.org http://www.programming-freedom.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message
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