[PATCH xserver v2 0/4] Improve elevated priv check, honor LIBGL_DRIVERS_PATH

[Adam Jackson]

On Tue, 2018-03-13 at 17:46 -0400, Ben Crocker wrote:
> Submit Nicolai Hähnle's four-patch series improving the checks for
> elevated privileges and culminating in using the runtime environmental
> control LIBGL_DRIVERS_PATH when searching for driver .so's, as
> Mesa, and hence Glamor, already do.
> 
> The fourth patch prevents a conflict that can arise if, for example,
> different versions of a driver reside in user's LIBGL_DRIVER_PATH
> (e.g. $HOME/local/lib/dri) and Xserver's (build-time) DRI_DRIVER_PATH
> (by default /usr/local/lib64/dri).

I fixed up 3/4 to not remove the symbol, it might not be externally
used but we're ABI frozen atm. We can drop it after 1.20.

Merged, thanks:

remote: I: patch #210369 updated using rev 9ef602de46de2beae1d6231dc72a1a783a26122f.
remote: I: patch #210370 updated using rev 1b6910af12cfefcc293be2f4144986fe3b56a36b.
remote: E: failed to find patch for rev 75a869a4e7c06072380931b714ac83b1037d3bbe.
remote: I: patch #210372 updated using rev 319af6f471912160ab3eb6395ef50f9950063d43.
remote: I: 3 patch(es) updated to state Accepted.
To ssh://git.freedesktop.org/git/xorg/xserver
   1519475a43..319af6f471  master -> master

- ajax