Initial checkin

[SVN r13137]

test/callbacks.cpp

@@ -0,0 +1,71 @@
+// Copyright David Abrahams 2002. Permission to copy, use,
+// modify, sell and distribute this software is granted provided this
+// copyright notice appears in all copies. This software is provided
+// "as is" without express or implied warranty, and with no claim as
+// to its suitability for any purpose.
+#include <boost/python/module.hpp>
+#include <boost/python/returning.hpp>
+#include <boost/python/class.hpp>
+#include <boost/ref.hpp>
+
+using namespace boost::python;
+
+int apply_int_int(PyObject* f, int x)
+{
+    return returning<int>::call(f, x);
+}
+
+void apply_void_int(PyObject* f, int x)
+{
+    returning<void>::call(f, x);
+}
+
+struct X
+{
+    explicit X(int x) : x(x), magic(7654321) { ++counter; }
+    X(X const& rhs) : x(rhs.x), magic(7654321) { ++counter; }
+    ~X() { assert(magic == 7654321); magic = 6666666; x = 9999; --counter; }
+
+    void set(int x) { assert(magic == 7654321); this->x = x; }
+    int value() const { assert(magic == 7654321); return x; }
+    static int count() { return counter; }
+ private:
+    void operator=(X const&);
+ private:
+    int x;
+    long magic;
+    static int counter;
+};
+
+X apply_X_X(PyObject* f, X x)
+{
+    return returning<X>::call(f, x);
+}
+
+void apply_void_X_ref(PyObject* f, X x)
+{
+    returning<X>::call(f, boost::ref(x));
+}
+
+int X::counter;
+
+BOOST_PYTHON_MODULE_INIT(callbacks_ext)
+{
+    boost::python::module("callbacks_ext")
+        .def("apply_int_int", apply_int_int)
+        .def("apply_void_int", apply_void_int)
+        .def("apply_X_X", apply_X_X)
+        .def("apply_void_X_ref", apply_void_X_ref)
+        .add(
+            class_<X>("X")
+            .def_init(args<int>())
+            .def_init(args<X const&>())
+            .def("value", &X::value)
+            .def("set", &X::set)
+            )
+        .def("x_count", &X::count)
+        ;
+}
+
+
+