Editing Debian package management (section)

= rpm2deb -- converting packages from ... to ... =

* https://en.wikipedia.org/wiki/Rpm_(software)
* https://en.wikipedia.org/wiki/Alien_(software)
* https://manpages.debian.org/unstable/alien/alien.1p.en.html
* https://manpages.debian.org/unstable/pseudo/fakeroot.1.en.html
* https://manpages.debian.org/unstable/fakeroot-ng/fakeroot.1.en.html
* https://www.howtoforge.com/converting_rpm_to_deb_with_alien : alien -k ... ('''important''')
* https://unix.stackexchange.com/questions/9714/what-is-the-need-for-fakeroot-command-in-linux#9720 ('''important''')
* https://salsa.debian.org/perl-team/modules/packages/libdbd-oracle-perl/blob/master/debian/README -- Oracle's Instant Client package comes as RPM -- how to convert to .deb

== alien --to-deb ... ==
this command line creates a Debian package from an RPM package
(using that e-mail address for the (local Debian) package maintainer).<br/>
CAVEAT: won't actually work, because creating a Debian package requires running this as root
<pre>$ env EMAIL='john.doe@COMPANY.com' alien --to-deb --keep-version ...</pre>
some command line parameters can only get passed to "alien" as environment variables.

== fakeroot ... ==
you do not have root priviliges,
but you need to pretend to have them for achieving certain goals like creating a Debian package:
<pre>$ fakeroot ...</pre>

== special issues ==
=== fiddling with the tree before creating the .deb ===
<pre>$ env EMAIL='john.doe@COMPANY.com' alien --to-deb --keep-version ...
$ cd ...
# here you want to change a few bits 
$ sudo chown ...
$ fakeroot debian/rules binary
</pre>

== open questions ==

* how to deal with dependencies specified within the RPM package?
* …