Mail Archives: cygwin/2007/01/30/11:22:06
Good morning,
Christopher Faylor wrote:
> On Tue, Jan 30, 2007 at 07:12:02AM -0800, Glenn Serre wrote:
>> Good morning,
>>
>> Lev Bishop wrote:
>>> On 1/30/07, Glenn Serre wrote:
>>>> I have no working patch, I was going to use this problem as an
>>>> opportunity for
>>>> my first attempt to build and debug the cygwin DLL (while maybe even
>>>> charging a
>>>> client for it) but it looked to me as if it may already be being
>>>> addressed.
>>>> Looking again, I see that this might not be that case, so I'll see
>>>> what I can do
>>>> (no promises, as I'm a newbie at cygwin development).
>>> In cases like this, a generally useful thing you can do is to go try
>>> snapshots from
>>> http://cygwin.com/snapshots/
>>> and try to figure out between which 2 versions the problem first
>>> appeared. If you post the reult of this to the list, then someone can
>>> often fix it easily, but if you wanted to have a go yourself, you can
>>> look at the changelogs for that snapshot and frequently it will be
>>> obvious which change was to blame.
>>
>> The 2006-12-11 version of cygwin1.dll has the problem.
>> The 2006-12-05 version does not.
>>
>> I don't see an obvious smoking gun in the changelog (I haven't even looked
>> at the code yet) but there do seem to be candidates.
>
> Could you send a non-creatively edited strace here?
>
> Breaking it down to the shortest possible test case would help, i.e., if
>
> bash -c "/bin/pwd; /bin/pwd" causes the problem that would be helpful since
> we wouldn't have to wade through tons of irrelevant strace output.
>
> OTOH, if it has to be an interactive bash script, don't try to edit out
> what you think are irrelevant parts of the strace. Just send the whole
> thing.
>
> If it is long then please bzip2 compress it before sending.
>
bash -c /bin/pwd
appears to cause the problem. I have attached strace.out.bz2 that was created
like this:
C:\cygwin\bin>strace bash -c /bin/pwd > strace.out
using the snapshot cygwin1-20061211.dll version of cygwin1.dll.
Please let me know if you need anything else.
Thanks!
--Glenn S.
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