On Wed, Feb 17, 2021 at 10:49:35AM -0500, The Wanderer wrote: > On 2021-02-17 at 10:25, David Wright wrote: > [...] > I think what he's wanting is a case which would allow installing > busybox-static, but not insist on removing busybox. (Or the equivalent > in his actual use-case, where the files installed by the two packages > might not actually overlap.) > yes. Supose my system have installed these packages exim4-base exim4-config exim4-daemon-heavy
What I'd hope apt to do is # apt install postfix Output: [...] The following packages will be REMOVED: exim4-base exim4-config exim4-daemon-heavy The following NEW packages will be installed: postfix Case 1 the default: User hit Enter key and apt remove exim4 and install postfix Case 2: user choose to keep exim4 and apt keep it and install postfix > Where that runs into trouble is that even if the *files* don't overlap, > other resources which the package needs to control exclusively quite > possibly do - the most prominent example, from the discussion at hand > regarding MTAs, being port 25. You could stop one and start the other, there's no resources or port conflict. I want to just keep both, not run them at the same time. -- kevin