Index: mojo/public/python/src/python_system_helper.cc |
diff --git a/mojo/public/python/src/python_system_helper.cc b/mojo/public/python/src/python_system_helper.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..a33512e62f6e696b441f670d97603d76d1f325c7 |
--- /dev/null |
+++ b/mojo/public/python/src/python_system_helper.cc |
@@ -0,0 +1,59 @@ |
+// Copyright 2014 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. |
+ |
+#include "mojo/public/python/src/python_system_helper.h" |
+ |
+#include "Python.h" |
+ |
+#include "mojo/public/cpp/system/macros.h" |
+#include "mojo/public/cpp/utility/run_loop.h" |
+ |
+namespace { |
+ |
+class PythonClosure : public mojo::Closure::Runnable { |
+ public: |
+ PythonClosure(PyObject* callable) { |
sdefresne
2014/09/16 16:35:59
If callable is NULL, then callable_ will be uninit
qsr
2014/09/17 11:15:48
Done.
|
+ if (callable) { |
+ callable_ = callable; |
+ Py_XINCREF(callable); |
+ } |
+ } |
+ |
+ virtual ~PythonClosure() { |
+ if (callable_) |
+ Py_DECREF(callable_); |
+ } |
+ |
+ virtual void Run() const MOJO_OVERRIDE { |
+ PyObject* empty_tuple = PyTuple_New(0); |
sdefresne
2014/09/16 16:35:59
IIRC, Python function with a prototype returning a
qsr
2014/09/17 11:15:48
Changed to deal with the exception in the followin
|
+ if (!empty_tuple) |
+ return; |
+ |
+ PyObject* result = PyObject_CallObject(callable_, empty_tuple); |
+ Py_DECREF(empty_tuple); |
+ if (result) |
+ Py_DECREF(result); |
+ } |
+ |
+ private: |
+ PyObject* callable_; |
+}; |
+ |
+} // namespace |
+ |
+namespace mojo { |
+ |
+Closure BuildClosure(PyObject* callable) { |
+ if (!PyCallable_Check(callable)) |
+ return Closure(); |
+ |
+ return Closure( |
+ static_cast<mojo::Closure::Runnable*>(new PythonClosure(callable))); |
+} |
+ |
+void InitRunLoop() { |
+ mojo::RunLoop::SetUp(); |
+} |
+ |
+} // namespace mojo |