Clarification of Policy and Packaging manuals requested

[Ian Jackson <ian@chiark.greenend.org.uk>]

Joey Hess writes, suggesting some places where he feels `configuration
file' should read `conffile':

> 3.4.2:
> 
>      These scripts should not fail obscurely when the configuration files
>      remain but the package has been removed, as the default in dpkg is to
>      leave configuration files on the system after the package has been
>      removed. Only when it is executed with the `--purge' option will dpkg
>      remove configuration files. Therefore, you should include a `test'
> 
> 3.5:
> ...
>      The scripts in these directories have to check, if all necessary
>      programs are installed before they try to execute them. Otherwise,
>      problems will arise when a package was removed (but not purged), since
>      the configuration files are kept on the system in this situation.

In fact, it is _configuration files_ and not just conffiles which are
(or should be) removed on purge.

> 4.2
> 
>      The configuration files `/etc/services', `/etc/protocols', and
>      `/etc/rpc' are managed by the netbase package and may not be modified
>      by other packages.
> 
> If these weren't conffiles, there would be no real reason other packages

Yes, there would.  Packages shouldn't go messing with each others'
files without permission.

Ian.