[aur-general] Software packaging - Security question

[Lukas Jirkovsky]

On 10 January 2013 11:43, Felix Yan <felixonmars at gmail.com> wrote:
> On Thursday, January 10, 2013 11:36:25 AM Nuno Araujo wrote:
>>
>> Is this a valid way of doing it? Are there any security concerns I need
>> to take into account?
> In a multi-user environment this would fail, so the game save _should_ be
> kept under $HOME. Don't know if there's a good way to do it, though,
> maybe someone else could help with this.

I think UnionFs can be used for this. I never actually tried it, but
it should allow you to mount the data directory read only and then
mount a RW directory from $HOME on top of, so all changes will be
stored in the home directory.