Re: [PATCH 1/4] Add sniffer for Cygwin x86_64 core dumps

Jon Turney
2020-08-21T16:28:08Z

On 21/08/2020 17:22, Simon Marchi wrote:
> On 2020-08-21 11:25 a.m., Jon Turney wrote:
>> The "dumper" currently shipping in x86_64 Cygwin is utterly broken. (See [1] et seq.).
>>
>> If you use "dumper" from the latest snapshot [2], you may have more success
>>
>> [1] https://cygwin.com/git/?p=newlib-cygwin.git;a=commitdiff;h=7dd1b08836e8a7bb37d330995096540afce152a0;hp=38f88601469f4a6ab7cf42e1f076775c99eb17f2
>> [2] https://cygwin.com/snapshots/
>
> Ok, thanks for the tip. I'll give it a try with a snapshot.
>
> Do I just extract cygwin-20200821.tar.xz into my current Cygwin installation to overwrite
> the corresponding files? If I want to revert to the stable versions, how can I do that?

You should be able to just extract the dumper.exe from that archive, and
use it. That's what I would suggest.

If you were to extract it over an existing Cygwin installation, to
revert you could use the cygwin setup program to re-install all cygwin*
packages.