xf86-video-modesetting: configure.ac

[Dave Airlie]

 configure.ac |    6 ++++++
 1 file changed, 6 insertions(+)

New commits:
commit 6760dfc692dd4d3f662cc82e5b7610f8ec2ebdc0
Author: Dave Airlie <airlied at redhat.com>
Date:   Fri Mar 23 14:54:05 2012 +0000

    modesetting: fix build against older Xext

diff --git a/configure.ac b/configure.ac
index 35cad4d..aa4ae9f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -68,6 +68,12 @@ XORG_DRIVER_CHECK_EXT(DPMSExtension, xextproto)
 PKG_CHECK_MODULES(XORG, [xorg-server xproto fontsproto $REQUIRED_MODULES])
 sdkdir=$(pkg-config --variable=sdkdir xorg-server)
 
+PKG_CHECK_MODULES(XEXT, [xextproto >= 7.0.99.1],
+                  HAVE_XEXTPROTO_71="yes"; AC_DEFINE(HAVE_XEXTPROTO_71, 1, [xextproto 7.1 available]),
+                  HAVE_XEXTPROTO_71="no")
+AM_CONDITIONAL(HAVE_XEXTPROTO_71, [ test "$HAVE_XEXTPROTO_71" = "yes" ])
+
+
 # Checks for libraries.
 
 # Checks for header files.