fichier_backup(Version) ->
mnesia:system_info(directory) ++ "/backups/" ++ if is_integer(Version) -> "backup" ++ integer_to_list(Version); true -> Version end.
fichier_backup(Version) ->
mnesia:system_info(directory) ++ "/backups/" ++ if is_integer(Version) -> "backup" ++ integer_to_list(Version); true -> Version end.