Added simple autogen.sh.

diff --git a/autogen.sh b/autogen.sh
new file mode 100755 (executable)
index 0000000..acccbb2
--- /dev/null
+++ b/autogen.sh
@@ -0,0 +1,9 @@
+#! /bin/sh
+
+set -ex
+
+aclocal
+autoconf --force --warnings=all
+autoheader --force --warnings=all
+automake --add-missing --copy --foreign --warnings=all
+