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Re: tramp ( nil/nil); /sudo doesn't work

From: Robert Pluim
Subject: Re: tramp ( nil/nil); /sudo doesn't work
Date: Thu, 01 Oct 2020 11:47:45 +0200

>>>>> On Thu, 01 Oct 2020 11:29:02 +0200, Michael Albinus 
>>>>> <> said:

    >> What might be better is a warning when upgrading packages that the
    >> package is already loaded, and recommending the 'clean'
    >> approach. Perhaps that could be a per-package opt-in?

    Michael> Well, package-install shall do some book-keeping, which Emacs 
    Michael> has been used for compiling a package. And when a new Emacs version
    Michael> appears, it shall trigger a warning, or a recompilation, or 

    Michael> (I know there are traps for people like us, who change often the 
    Michael> version in order to check bugs)

    Michael> Hmm, maybe I'll do it at least for Tramp. Keep a variable for the 
    Michael> version used for compilation, and react somehow, if another (major)
    Michael> Emacs version is used.

Itʼs worse than what you think: having an old version of org loaded
can cause miscompilation of a new version of org, even when using the
same version of Emacs. Itʼs probably down to macros. There was a
message to the org-mode list about it if youʼre interested in the
details (although I didnʼt save it).


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