[PATCH] debuginfod-client: default to XDG cache.

[Mark Wielaard]

Hi Aaron,

On Thu, 2020-02-27 at 19:00 -0500, Aaron Merey wrote:
> On Fri, Feb 21, 2020 at 3:09 PM Mark Wielaard <mark@klomp.org> wrote:
> > But I think that means we should only create the cachedir (either
> > $XDG_CACHE_HOME or $HOME/.cache). Which is what we are doing here. But
> > I don't think we are expected to create all parents. I think it is
> > reasonable to assume they already exist (it would almost always be
> > $HOME anyway).
> > 
> > Later in the code we create target_cache_path (the debuginfod_client
> > subdir), again just as one directory (we made sure its parent exists).
> 
> Makes sense, I stuck with this approach in the revised patch I've attached.

And it gets rid of the system call. Nice.

> Also I ended up not attempting to rename a cache at the old default location.
> IMO it brings negligible benefits while adding extra complexity plus the risk
> of confusing users is greater than if we just leave the old cache where it is.

Yes, make sense.

Looks really good. Pushed to master.

Thanks,

Mark