Re: Ask user in postinst for overwrite of config file

[Goswin von Brederlow <brederlo@informatik.uni-tuebingen.de>]

Markus Schulz <msc@antzsystem.de> writes:

> Hello,
>
> i have a package which provides a template config file. 
> It asks several debconf questions and generate a config file inside /etc 
> where all template variables was replaced with debconf responses. 
>
> After a package upgrade i want to check if the generated config file was 
> modified by user with a md5sum and ask the user if i can override the 
> existing config file (only if different) with the new generated 
> version. 
> But a read inside postinst can't take a response from user. How can i do 
> this? Is there a better solution for this problem?

Don't forget to parse the configfile and set the debconf answeres to
the values stored in it. You must preserve user changes when possible.

MfG
        Goswin