[tex-live] updmap.cfg query

[Rowland McDonnell]

>Rowland McDonnell wrote:
>
>> Two reasons: firstly, I've made careful installation notes and kept
>> copies of all modified files so that I can reproduce easily every
>> step of the work involved in installing and setting up MacTeX. 
>
>It's <your-texlive-root>/texmf-config/web2c/updmap.cfg

Is that the file to which:

updmap-sys --enable Map=MAPFILE

adds data to?

If so, what is the protocol that ensures it will not be modified when
updates to the texlive distro are performed with the official tools such
as tlmgr?

Cheers,
Rowland.