Re: Buffer-local process environments

[Augusto Stoffel]

> Because there's a lot of functions out there, which work for the local
> host, and should work also for remote hosts. See for example
> vc-git-grep, which has
>
> (let ((default-directory dir)
>       (compilation-environment (cons "PAGER=" compilation-environment)))
>
> compilation-environment will be propagated to process-environment later
> on. And the setting for PAGER is needed for both local and remote
> instances of vc-git-grep. There's no special code in vc-git-grep for the
> remote case.

In fact, if one launches Emacs via `PAGER= emacs', then Tramp will stop
setting PAGER on the remote as desired.  (Well, it won't, because PAGER
is in `tramp-remote-process-environment', but you see my point.)