update to defaults gen that fixes member functions with zero arguments (added a test in defaults.cpp)

djowel · djowel · commit 4d53fb97b637 · 2002-09-04T22:36:05.000Z
[SVN r15162]
diff --git a/include/boost/python/detail/defaults_gen.hpp b/include/boost/python/detail/defaults_gen.hpp
@@ -108,7 +108,8 @@ struct func_stubs_base {};
 #define BPL_IMPL_MEM_FUNC_WRAPPER_GEN(INDEX, DATA)                              \
     static RT BOOST_PP_CAT(func_, INDEX)                                        \
     (                                                                           \
-        ClassT& obj,                                    \
+        ClassT& obj BOOST_PP_COMMA_IF(                                          \
+            BOOST_PP_ADD(BOOST_PP_TUPLE_ELEM(3, 1, DATA), INDEX))               \
         BOOST_PP_ENUM                                                           \
         (                                                                       \
             BOOST_PP_ADD(BOOST_PP_TUPLE_ELEM(3, 1, DATA), INDEX),               \
diff --git a/test/defaults.cpp b/test/defaults.cpp
@@ -83,6 +83,13 @@ struct X {
         return format % make_tuple(a, b, c, d);
     }
 
+    object
+    bar2(int a = 0, char b = 'D', std::string c = "default", double d = 0.0) const
+    {
+         // tests zero arg member function
+        return format % make_tuple(a, b, c, d);
+    }
+
     object
     foo(int a, bool b=false) const
     {
@@ -111,6 +118,7 @@ struct X {
 };
 
 BOOST_PYTHON_MEM_FUN_GENERATOR(X_bar_stubs, bar, 1, 4)
+BOOST_PYTHON_MEM_FUN_GENERATOR(X_bar2_stubs, bar2, 0, 4) // tests zero arg member function
 BOOST_PYTHON_MEM_FUN_GENERATOR(X_foo_2_stubs, foo, 1, 2)
 BOOST_PYTHON_MEM_FUN_GENERATOR(X_foo_3_stubs, foo, 2, 3)
 
