This adds a DEPS file for o3d that maps in all of its dependencies,...

scons

 #!/bin/bash
-# @@REWRITE(insert sh-copyright)
-# @@REWRITE(delete-start)
-# Copyright 2009 Google Inc. All Rights Reserved.
-# Author: piman@google.com (Antoine Labour)
-# @@REWRITE(delete-end)
+# Copyright 2009, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 readonly SCRIPT_DIR="$(dirname "$0")"
 readonly SCRIPT_DIR_ABS="$(cd "$SCRIPT_DIR" ; pwd)"
 
 # Use the batch file as an entry point if on cygwin.
 if [ "$OSTYPE" = "cygwin" ]; then
   "$SCRIPT_DIR_ABS/scons.bat" "$@"
 else
-  "$SCRIPT_DIR_ABS/../third_party/scons/scons.py" -f main.scons "$@"
+  "$SCRIPT_DIR_ABS/third_party/scons/scons.py" -f main.scons "$@"
 fi