Re: Better provisions for binary package updates

[Marc Balmer <marc%msys.ch@localhost>]

> 
>> If pkg_add is called with the -u option, the install script will be 
>> called with the additional argument REPLACE.  This allows the script 
>> to perform whatever is needed for an update while retaining backwards 
>> compatability (install scripts that are not update aware will behave 
>> like before).
>> 
>> Comments, more ideas or suggestions on this?
> 
> Do you have any specific example where you can use this now?
> 
> I patched pkg_add to add an option like that long ago (but never 
> committed). See http://gnats.netbsd.org/21095 and search for "UPGRADE" 
> (in the code and manpage) as the argument for the scripts.


Yes, I have software that uses a PostgreSQL database, and almost with every 
update of the software comes a database schema update.

I pass 'REPLACE' as an argument because that is what the option -u is named, 
btw,