Add sub modules when not present.

diff --git a/buildconf.sh b/buildconf.sh
index 2a68146..9929f2a 100755 (executable)
--- a/buildconf.sh
+++ b/buildconf.sh
@@ -7,6 +7,14 @@ autoconf=autoconf
 libtoolize=libtoolize
 autoheader=autoheader
 
+test -d config || mkdir config
+if test -d m4/.git -a -d doc/common/.git; then
+    :
+else
+    git submodule init
+    git submodule update
+fi
+
 if [ "`uname -s`" = FreeBSD ]; then
     # FreeBSD intalls the various auto* tools with version numbers
     echo "Using special configuration for FreeBSD ..."