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List:       ltp-list
Subject:    Re: [LTP]
From:       Mike Frysinger <vapier () gentoo ! org>
Date:       2009-08-28 9:14:02
Message-ID: 200908280514.03971.vapier () gentoo ! org
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On Friday 28 August 2009 04:38:17 Subrata Modak wrote:
> On Fri, 2009-08-28 at 11:38 +0530, Subrata Modak wrote:
> > On Thu, 2009-08-27 at 17:29 +0200, Geert Uytterhoeven wrote:
> > > On Thu, 27 Aug 2009, Geert Uytterhoeven wrote:
> > > > When the quotactl syscall fails, quotactl01 crashes with a
> > > > segmentation fault due to an incorrect printf()-style format.
> > >
> > > This bug encouraged me to add annotations to the test helpers that take
> > > printf()-style formats, cfr. the patch below.
> > >
> > > It causes a massive amount of compiler warnings, most of them caused by
> > > TEST_ERRNO being long. According to CVS history, both TEST_RETURN and
> > > TEST_ERRNO have been changed from int to long to accomodate 64-bit
> > > platforms, but to me the change of TEST_ERRNO looks bogus.
> > > As errno is int according to C99, TEST_ERRNO should actually be int
> > > too, right?
> > >
> > > Note that there are also a few other cases where integers are used on
> > > pointer type format specifiers. These will cause crashes when the code
> > > path is executed.
> > >
> > > >From 601578f79c05779acefe023fd499726d9fe4ce03 Mon Sep 17 00:00:00 2001
> > >
> > > From: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
> > > Date: Thu, 27 Aug 2009 17:08:18 +0200
> > > Subject: [PATCH] Annotate tst_*() helpers with __attribute__ ((format
> > > (printf, M, N)))
> > >
> > > Signed-off-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
> >
> > Ok. Thanks.
>
> Sorry. I need to revert this as it generates a huge set of warning for
> all the tests compiled. It should not only get fixed at test.h, but also
> in all tests that uses the tst_* family of functions, which obviously is
> too big to fix.

nothing is too big.  the proposed patch is a great idea and anything 
preventing it from being merged should be resolved so it can go back in.
-mike

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