Missing const in Signature::operator<

[Ingo Klöcker]

On Mittwoch, 30. Dezember 2020 14:56:45 CET Adriaan de Groot wrote:
> [ BCC'ed to Ingo (maintainer) and Jason (FreeBSD maintainer) ]
[ Not BCC'ed Jason because I don't know the email address. ]

> In 6a6d2a27648, Signature got an operator<, so that Signatures can be
> sorted. This is used in libkleo, for instance, to sort the signatures for
> display.
> 
> +    bool operator<(const Signature &other);
> 
> That should be const, though?

Yeah, should've been const.

> I have bunged in a const in the obvious spot, a patch is at https://
> invent.kde.org/-/snippets/1437 . I have test-built libkleo against a gpgmepp
> patched this way on FreeBSD, and this compile failure is then repaired.

Unfortunately, making a member function const is not BC. I'll add a const 
overload instead.

Regards,
Ingo
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