From 159a65fb611beb4851efe96dbf1a7ced8859b7be Mon Sep 17 00:00:00 2001
From: Panu Matilainen <pmatilai@redhat.com>
Date: Jan 22 2010 13:24:29 +0000
Subject: Ensure empty buildroot for %install

- remove any existing buildroot contents and safely create a new one
- patch originally from OpenSUSE / Michael Schroeder, adopted to Fedora
  by Tom "spot" Callaway

---

diff --git a/macros b/macros
index 16caca9..5515620 100644
--- a/macros
+++ b/macros
@@ -73,6 +73,17 @@
 #==============================================================================
 # ---- Build policy macros.
 #
+#
+#---------------------------------------------------------------------
+#	Expanded at beginning of %install scriptlet.
+#
+
+%__spec_install_pre %{___build_pre}\
+    [ "$RPM_BUILD_ROOT" != "/" ] && rm -rf "${RPM_BUILD_ROOT}"\
+    mkdir -p `dirname "$RPM_BUILD_ROOT"`\
+    mkdir "$RPM_BUILD_ROOT"\
+%{nil}
+
 #---------------------------------------------------------------------
 #	Expanded at end of %install scriptlet.
 #