mkdir -p m4
+GIT=`which git`
+if test -z "$GIT"; then
+ echo "*** No git found ***"
+ exit 1
+else
+ submodule_init="no"
+ for ext_module in codecparsers videoutils; do
+ if test ! -f ext/${ext_module}/autogen.sh; then
+ submodule_init="yes"
+ fi
+ done
+ [ -f ext/libvpx/upstream/configure ] || submodule_init="yes"
+ if test "$submodule_init" = "yes"; then
+ $GIT submodule init
+ fi
+ $GIT submodule update
+fi
+
GTKDOCIZE=`which gtkdocize`
if test -z "$GTKDOCIZE"; then
echo "*** No gtk-doc support ***"