Provide a Ruby extension.

This adds a Ruby extension in ruby/ that is based on the 'upb' library
(now included as a submodule), and adds support for Ruby code generation
to the protoc compiler.

1 files changed, 4 insertions, 0 deletions

diff --git a/autogen.sh b/autogen.sh
index c3e026d2..8e455e98 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -37,5 +37,9 @@ sed -i -e 's/RuntimeLibrary="5"/RuntimeLibrary="3"/g;
 # TODO(kenton):  Remove the ",no-obsolete" part and fix the resulting warnings.
 autoreconf -f -i -Wall,no-obsolete
 
+# pull down git submodules.
+git submodule init
+git submodule update
+
 rm -rf autom4te.cache config.h.in~
 exit 0