fork failure?

Christopher Faylor cgf-use-the-mailinglist-please@cygwin.com
Thu Oct 15 17:33:00 GMT 2009


On Thu, Oct 15, 2009 at 01:07:10PM -0400, Charles Wilson wrote:
>Dave Korn wrote:
>> Charles Wilson wrote:
>>> the daemonized one.  If I launch <cmd line> and then attach strace to
>>> the eventual pid of the daemonized process, it hangs (both strace and
>>> the process).  
>> 
>>   How about "gdb --attach PID"?  Does that succeed?  GDB has the advantage of
>> being a Cygwin rather than Win32 exe, which might make it work better when
>> taking hold of the running process.
>
>Well, since we don't support set fork-follow-child, I'm stuck in the
>parent (and I don't get far enough in the child to reach a 'sleep(N)'
>call, so the typical attach-after-fork approach won't work either).  And
>the parent thinks everything is fine.  I haven't tried linking against a
>debug-built DLL so as to step into the fork() call itself (hmm...why
>aren't the cygwin1.dbg files available for the 1.7.0-nn releases? They
>used to be shipped with 1.5.2x releases...)

...different person doing the release...

cgf

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