cygport upgrade to use gnupg2/gpg2 if available

[Marco Atzeri]

On 26/11/2023 15:40, Jon Turney via Cygwin-apps wrote:
> On 21/11/2023 06:58, ASSI via Cygwin-apps wrote:
>> Brian Inglis via Cygwin-apps writes:
>>> After applying the attached patches, which add support for the newer
>>> gpg2 from gnupg2 if installed, the attached log second chunk shows the
>>> new keys verified by gpg2 added to lib/src_prep.cygpart
>>> ___gpg_verify().
>>>
>>> Similar code has been added to lib/pkg_pkg.cygpart __pkg_srcpkg() for
>>> check and definition and __gpg_sign() for use in gpg signing of Cygwin
>>> patches and files.
>>
>>
>> We should just switch to gpg2 an require that, there is no point in
>> trying to use GPG 1.x anymore.
>>
>> https://repo.or.cz/cygport/rpm-style.git/commitdiff/84279e484726a68cc8f08e7c9126bef13d9510d7
> 
> I think this is the correct patch, so I'll probably apply this.
> 
> But yeah, I think gpg2 obsoleting gpg, with compatibility symlinks is 
> probably the right thing to do.
> 


I will implement this in the next 2.4.5

the current test version seems also able to correctly contact 
keyservers. That was a problem on latest gpg2 package

Regards
Marco