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Date: Fri, 22 Feb 2002 11:08:45 -0500
From: Christopher Faylor <cgf AT redhat DOT com>
To: cygwin AT cygwin DOT com
Subject: Re: minor bugs in pthread_setcancelstate and pthread_setcanceltype
Message-ID: <20020222160845.GE15032@redhat.com>
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References: <OF732AE25C DOT 6B9A8CCC-ONC1256B68 DOT 0034E719 AT icos DOT be>
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On Fri, Feb 22, 2002 at 10:45:18AM +0100, dirk DOT derycke AT icos DOT be wrote:
>
>Hi all,
>
>for the functions (thread.cc):
>int __pthread_setcancelstate (int state, int *oldstate)
>int __pthread_setcanceltype (int type, int *oldtype)
>can somebody add the checking whether the pointers oldstate and oldtype are
>nill pointers?
>
>The Linux man page says that the previous state/type is not saved when the
>pointer is zero.
>Currently we get the annoying SIGSEGV crash when the old state/type is
>written to address 0x0.

How about trying a patch for this behavior?  It sounds like it would be
trivial and you would be helping out the pthreads developer.

http://cygwin.com/contrib.html

There is no need for an assignment in this case since the patch should be
both obvious and trivial.

cgf

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