Norbert Tretkowski wrote:
Hmm... the problem here is, that I forced adding the bpo key to the apt keyring in the postinst. But in general, gpg is not required for apt, so I don't like the idea of adding it to the dependencies. I'll think about it.
Random suggestions: 1. Apt currently Suggests: gnupg. You could upgrade that to a Recommends. Actually, that seems reasonable to be done in unstable, too. 2. if [-x /usr/bin/gpg]; then apt-key add /usr/share/apt/backports-archive.gpg >/dev/null; fi 3. apt-key add /usr/share/apt/backports-archive.gpg >/dev/nul || true