Re: [Fedora-packaging] introducing alternatives into a package

[Stephen Gallagher]

On Wed, 2014-12-10 at 04:09 -0500, Jens Petersen wrote:
>  Hi,
>  
>  http://fedoraproject.org/wiki/Packaging:Alternatives explains how
>  alternatives should be done in Fedora, however it does not seem to
>  address the case of converting an existing package to use alternatives.
>  
>  Specifically the problem arises when a file is changed to become a %ghost.
>  It seems rpm keeps the old file around as a ghost and so update-alternatives
>  does not create the new symlink.
>  
>  I remember this happening when emacs introduced alternatives
>  a good while back: at the time I worked around it just by removing
>  emacs and reinstalling it.
>  
>  Adding:
>  
>  %pre
>  if [ $1 -gt 1 ] ; then
>    if [ -f %{_bindir}/%{name} -a ! -L %{_bindir}/%{name} ]; then
>        rm %{_bindir}/%{name}
>    fi
>  fi
>  
>  seems to be one way to handle this.
>  
>  Is there any better way to do this or is the above solution good enough?
>  
>  If so maybe I should ask FPC about updating Packaging:Alternatives to
>  include this.  (I kind of wish these kind of idioms would be defined
>  as rpm macros.)
>  
>  Jens 
I'm CCing this to the packaging(a)lists.fedoraproject.org mailing list, as
you're more likely to get a useful response from there.