Hmm, maybe not..
This actually ran, $ dpkg --compare-versions "2.7.STABLE7-1ubuntu12" lt '2.7.STABLE7-1ubuntu12.1'
Which should have correctly killed squid before the upgrade, reverting back to incomplete.
Hmm, maybe not..
This actually ran, 1ubuntu12" lt '2.7.STABLE7- 1ubuntu12. 1'
$ dpkg --compare-versions "2.7.STABLE7-
Which should have correctly killed squid before the upgrade, reverting back to incomplete.