From a9efde0fb2678cd26bdf26d256732d97ded0c595 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andreas=20M=C3=BCller?= <schnitzeltony@googlemail.com>
Date: Wed, 6 May 2015 11:05:48 +0200
Subject: [PATCH 2/4] add an option to disable glx support
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this option would help us in yocto to get deterministic build results

Signed-off-by: Andreas Müller <schnitzeltony@googlemail.com>
Fetched from pull #81 on github for libepoxy:
https://github.com/anholt/libepoxy/pull/81/commits
Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
---
 configure.ac | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 225ab73..d3d947c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -58,7 +58,14 @@ AC_CHECK_HEADER([KHR/khrplatform.h],
 # uintptr_t to a void *") by default.  Kill that.
 XORG_TESTSET_CFLAG(CWARNFLAGS, [-Wno-int-conversion])
 
-PKG_CHECK_MODULES(X11, [x11], [x11=yes], [x11=no])
+AC_ARG_ENABLE([glx],
+                [AS_HELP_STRING([--disable-glx],
+				[disable if you don't want x11/glx support])],
+                [],
+                [enable_glx=yes]
+             )
+
+PKG_CHECK_MODULES(X11, [x11], [x11=$enable_glx], [x11=no])
 
 AM_CONDITIONAL(HAVE_X11, test x$x11 = xyes)
 

