From a575c1dc64c10bc88bd0e963ebb8ab137f59a078 Mon Sep 17 00:00:00 2001
From: Connor Behan <connor.behan@gmail.com>
Date: Fri, 15 Nov 2013 17:00:20 -0800
Subject: [PATCH] configure.ac: Require libpciaccess for platform bus support

There is currently no reason to build with --enable-config-udev-kms and
--disable-pciaccess but anyone who tries this should know that the build
will fail.

Signed-off-by: Connor Behan <connor.behan@gmail.com>
Reviewed-by: Adam Jackson <ajax@redhat.com>
Signed-off-by: Keith Packard <keithp@keithp.com>
---
 configure.ac | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/configure.ac b/configure.ac
index b8c85d5bc..c7ec9479a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1826,6 +1826,10 @@ if test "x$XORG" = xyes; then
 			xorg_bus_sparc="yes"
 			;;
 		esac
+	else
+		if test "x$CONFIG_UDEV_KMS" = xyes; then
+			AC_MSG_ERROR([Platform device enumeration requires libpciaccess])
+		fi
 	fi
 	AC_MSG_RESULT([$PCI])