Mojo: Add basic IDL parser.

mojo/public/bindings/mojo_idl.py

Index: mojo/public/bindings/mojo_idl.py
diff --git a/mojo/public/bindings/mojo_idl.py b/mojo/public/bindings/mojo_idl.py
new file mode 100755
index 0000000000000000000000000000000000000000..dd16edda0b46db92083caba9a017fdec22d275f8
--- /dev/null
+++ b/mojo/public/bindings/mojo_idl.py
@@ -0,0 +1,36 @@
+#!/usr/bin/env python
+# Copyright 2013 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+"""The frontend for the Mojo bindings system."""
+
+
+import sys
+from optparse import OptionParser
+from parser import mojo_parser
+from parser import mojo_translate
+from generators import mojom_data
+from generators import mojom_cpp_generator
+
+
+def Main():
+  parser = OptionParser(usage="usage: %prog [options] filename1 [filename2...]")
+  parser.add_option("-o", "--outdir", dest="outdir", default=".",
+                    help="specify output directory")
+  (options, args) = parser.parse_args()
+
+  if len(args) < 1:
+    parser.print_help()
+    sys.exit(1)
+
+  for filename in args:
+    tree = mojo_parser.Parse(filename)
+    mojom = mojo_translate.Translate(tree)
+    module = mojom_data.ModuleFromData(mojom)
+    cpp = mojom_cpp_generator.CPPGenerator(module)
+    cpp.GenerateFiles(options.outdir)
+
+
+if __name__ == '__main__':
+  Main()