bug#63949: 30.0.50; `vc-print-log´ does not erase buffer when called from *vc-change-log* buffer, at least for CVS logs

[Jens Schmidt]

On 2023-06-08  15:12, Manuel Giraud wrote:

> FWIW, I tested with mercurial (vc-hg.el) and it works correctly (as with
> git) but it have the same call to 'vc-setup-buffer' in
> 'vc-hg-print-log'.  So I guess it would be logical that others backend
> "print-log" functions have this same call.
>
> (note: I could not test it but SVN and Bazaar print-log functions also
> have this call to 'vc-setup-buffer')

Thanks for checking this out.  Will provide patches for CVS and RCS in 
that direction.  Probably I'll even do SCCS, which seems to lack the 
call to `vc-setup-buffer' as well.