bug#34135: IceCat lacks WebGL support

[Ricardo Wurmus]

Ludovic Courtès <address@hidden> writes:

> Hi Julien,
>
> Julien Lepiller <address@hidden> skribis:
>
>> Try setting security.sandbox.content.read_path_whitelist to /gnu/store/
>> (with a leading /) in about:config.
>
> Setting it to “/gnu/store/” (with a trailing slash) works, thank you!
>
> It turns out that setting LIBGL_DRIVERS_PATH is even unnecessary.
>
> I suppose we should patch the default value of
> ‘security.sandbox.content.read_path_whitelist’ in our package.  What do
> people think?

It isn’t much of a sandbox if all of /gnu/store would be permitted.  Can
this be reduced to the paths of store items that are known at build
time?

-- 
Ricardo