Re: svn commit: r1049414 - /subversion/trunk/subversion/tests/svn_test_main.c
On 15.12.2010 06:17, Blair Zajac wrote:
> On 12/14/10 8:21 PM, hwright_at_apache.org wrote:
>> Author: hwright
>> Date: Wed Dec 15 04:21:23 2010
>> New Revision: 1049414
>> URL: http://svn.apache.org/viewvc?rev=1049414&view=rev
>> Allow tests which cause segfaults to not disrupt the other tests in
>> the C
>> testsuite. This becomes useful when committing an XFailing test of a
>> segfault (which I will shortly do), or when a test starts segfaulting of
>> it's own accord.
>> This behavior is enabled by default, but can be disabled by passing
>> --allow-segfaults to the test, which should make for better debugging
>> of the cause of the segfault.
>> This patch uses setjmp() / longjmp() to accomplish the recovery from
>> a SIGSEGV.
>> While I'd highly frown upon those function in general purpose use, I
>> this is an understandable exception. Because it is so rare to use them,
>> my personal experience is limited, so review and corrections are of
> I've never seen setjmp/longjump used for this, but it's interesting.
> One question, could you use sigsetjmp/siglongjmp instead of manually
> putting back disposition the to default with apr_signal? I guess you
> would use apr_signal after the sigsetjump in that case.
Are the sig* variants available on all platforms? I don't recall seeing
them in the C90 stdlib.
Received on 2010-12-15 10:33:09 CET
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