Mesa (master): build: Fix autogen.sh to allow out-of-tree builds

[Matt Turner]

Module: Mesa
Branch: master
Commit: 1b200d900155722ec696bbd711a38ee0e04c4895
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=1b200d900155722ec696bbd711a38ee0e04c4895

Author: Matt Turner <mattst88 at gmail.com>
Date:   Wed Aug  1 14:11:31 2012 -0700

build: Fix autogen.sh to allow out-of-tree builds

Reviewed-by: Kenneth Graunke <kenneth at whitecape.org>

---

 autogen.sh |   10 ++--------
 1 files changed, 2 insertions(+), 8 deletions(-)

diff --git a/autogen.sh b/autogen.sh
index b5f6ec4..626d213 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -3,17 +3,11 @@
 srcdir=`dirname "$0"`
 test -z "$srcdir" && srcdir=.
 
-SRCDIR=`(cd "$srcdir" && pwd)`
 ORIGDIR=`pwd`
-
-if test "x$SRCDIR" != "x$ORIGDIR"; then
-	echo "Mesa cannot be built when srcdir != builddir" 1>&2
-	exit 1
-fi
-
-MAKEFLAGS=""
+cd "$srcdir"
 
 autoreconf -v --install || exit 1
+cd $ORIGDIR || exit $?
 
 if test -z "$NOCONFIGURE"; then
     "$srcdir"/configure "$@"