[libxml2: 1/2] Change dir to $THEDIR after ACLOCAL_PATH check autoreconf creates aclocal.m4 in $srcdir

[Nick Wellnhofer <nwellnhof src gnome org>]

commit 19f5efd677208efd530c75ec8f5aa7d19b8a3df9
Author: Vitaly Buka <vitalybuka gmail com>
Date:   Thu Aug 23 20:42:23 2018 +0000

    Change dir to $THEDIR after ACLOCAL_PATH check
    autoreconf creates aclocal.m4 in $srcdir

 autogen.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/autogen.sh b/autogen.sh
index d9c49f4c..d03a40c8 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -67,8 +67,6 @@ fi
 # Replaced by autoreconf below
 autoreconf -if -Wall
 
-cd $THEDIR
-
 if ! grep -q pkg.m4 aclocal.m4; then
     cat <<EOF
 
@@ -78,6 +76,8 @@ EOF
     exit 1
 fi
 
+cd $THEDIR
+
 if test x$OBJ_DIR != x; then
     mkdir -p "$OBJ_DIR"
     cd "$OBJ_DIR"