Frank Riley wrote:
> Hello,
> 
> I've created my first ebuild, and I have a few questions:
> 
> 1) The ebuild creates 2 empty directories. When I do a reinstall of the 
> ebuild, the safe unmerge of the already-installed instance removes these 
> 2 directories. Is this the correct operation, and if so how do I make 
> sure these 2 directories are not deleted when a reinstall is done?

Create an empty .keep file in these directories, i.e. add
'touch /dir/to/keep/.keep' in src_install
(iirc there's a 'keepdir' function for that)


> 3) Finally, my ebuild creates a kernel module, thus it depends on kernel 
> source being installed. Obviously, only one kernel source needs to be 
> installed, but it could be any of the various kernel sources. Is it 
> possible to "or" in the DEPEND variable (i.e. to use this ebuild, you 
> need sys-kernel/gentoo-sources or sys-kernel/vanilla-sources)?

Add "virtual/linux-sources" to your DEPEND var.

hth,

   - Markus -