[pygccxml-commit] SF.net SVN: pygccxml: [913] pyplusplus_dev

[<rom...@us...>]

Revision: 913
          http://svn.sourceforge.net/pygccxml/?rev=913&view=rev
Author:   roman_yakovenko
Date:     2007-02-18 10:54:27 -0800 (Sun, 18 Feb 2007)

Log Message:
-----------
adding transfer ownership transformation

Modified Paths:
--------------
    pyplusplus_dev/pyplusplus/function_transformers/__init__.py
    pyplusplus_dev/pyplusplus/function_transformers/transformers.py
    pyplusplus_dev/unittests/data/function_transformations_to_be_exported.hpp
    pyplusplus_dev/unittests/function_transformations_tester.py
    pyplusplus_dev/unittests/fundamental_tester_base.py

Modified: pyplusplus_dev/pyplusplus/function_transformers/__init__.py
===================================================================
--- pyplusplus_dev/pyplusplus/function_transformers/__init__.py	2007-02-17 19:25:02 UTC (rev 912)
+++ pyplusplus_dev/pyplusplus/function_transformers/__init__.py	2007-02-18 18:54:27 UTC (rev 913)
@@ -54,3 +54,8 @@
     def creator( function ):
         return transformers.input_c_buffer_t( function, *args, **keywd )
     return creator
+
+def transfer_ownership( *args, **keywd ):
+    def creator( function ):
+        return transformers.transfer_ownership_t( function, *args, **keywd )
+    return creator

Modified: pyplusplus_dev/pyplusplus/function_transformers/transformers.py
===================================================================
--- pyplusplus_dev/pyplusplus/function_transformers/transformers.py	2007-02-17 19:25:02 UTC (rev 912)
+++ pyplusplus_dev/pyplusplus/function_transformers/transformers.py	2007-02-18 18:54:27 UTC (rev 913)
@@ -495,3 +495,38 @@
         self.__configure_v_mem_fun_override( controller.override_controller )
         self.__configure_v_mem_fun_default( controller.default_controller )
         
+
+class transfer_ownership_t(type_modifier_t):
+    """see http://boost.org/libs/python/doc/v2/faq.html#ownership
+    """
+    def __init__(self, function, arg_ref):
+        """Constructor."""
+        transformer.transformer_t.__init__( self, function )
+        self.arg = self.get_argument( arg_ref )
+        self.arg_index = self.function.arguments.index( self.arg )
+        if not declarations.is_pointer( self.arg.type ):
+            raise ValueError( '%s\nin order to use "transfer ownership" transformation, argument %s type must be a pointer (got %s).' ) \
+                  % ( function, self.arg_ref.name, arg.type)
+
+    def __str__(self):
+        return "transfer_ownership(%s)" % self.arg.name
+
+    def __configure_sealed( self, controller ):
+        w_arg = controller.find_wrapper_arg( self.arg.name )
+        naked_type = declarations.remove_pointer( self.arg.type )
+        naked_type = declarations.remove_declarated( naked_type )
+        w_arg.type = declarations.dummy_type_t( 'std::auto_ptr< %s >' % naked_type.decl_string )
+        controller.modify_arg_expression(self.arg_index, w_arg.name + '.release()' )
+            
+    def __configure_v_mem_fun_default( self, controller ):
+        self.__configure_sealed( controller )
+
+    def configure_mem_fun( self, controller ):
+        self.__configure_sealed( controller )
+        
+    def configure_free_fun(self, controller ):
+        self.__configure_sealed( controller )
+
+    def configure_virtual_mem_fun( self, controller ):
+        raise NotImplementedError()
+

Modified: pyplusplus_dev/unittests/data/function_transformations_to_be_exported.hpp
===================================================================
--- pyplusplus_dev/unittests/data/function_transformations_to_be_exported.hpp	2007-02-17 19:25:02 UTC (rev 912)
+++ pyplusplus_dev/unittests/data/function_transformations_to_be_exported.hpp	2007-02-18 18:54:27 UTC (rev 913)
@@ -231,6 +231,20 @@
 
 };
 
+struct transfer_ownership_tester_t{
+    struct resources_t{
+        resources_t(){
+            std::cout << "created";
+        }
+        ~resources_t(){
+            std::cout << "destroyed";
+        }
+    };
+    void tester(resources_t* r){
+        delete r;
+    }
+};
+
 }
 
 #endif//__function_transformations_to_be_exported_hpp__

Modified: pyplusplus_dev/unittests/function_transformations_tester.py
===================================================================
--- pyplusplus_dev/unittests/function_transformations_tester.py	2007-02-17 19:25:02 UTC (rev 912)
+++ pyplusplus_dev/unittests/function_transformations_tester.py	2007-02-18 18:54:27 UTC (rev 913)
@@ -85,6 +85,12 @@
         write_s = cls.mem_fun( 'write_s' )
         write_s.add_transformation( ft.input_c_buffer( 'buffer', 'size' ) )
         
+        resource = mb.class_( 'resources_t' )
+        resource.held_type = 'std::auto_ptr< %s >' % resource.decl_string
+        transfer_ownership_tester = mb.class_( 'transfer_ownership_tester_t' )
+        tester = transfer_ownership_tester.mem_fun( 'tester' )
+        tester.add_transformation( ft.transfer_ownership( 0 ) )
+        
     def run_tests(self, module):
         """Run the actual unit tests.
         """
@@ -238,6 +244,10 @@
         dummy = 11
         self.failUnless( 'hello world' == tmp.write( list( hw ), dummy ) )
         self.failUnless( 'hello world' == tmp.write_s( dummy, tuple( list( hw ) ) ) )
+
+        tmp = module.transfer_ownership_tester_t()
+        resource = tmp.resources_t();
+        tmp.tester( resource )
         
 def create_suite():
     suite = unittest.TestSuite()

Modified: pyplusplus_dev/unittests/fundamental_tester_base.py
===================================================================
--- pyplusplus_dev/unittests/fundamental_tester_base.py	2007-02-17 19:25:02 UTC (rev 912)
+++ pyplusplus_dev/unittests/fundamental_tester_base.py	2007-02-18 18:54:27 UTC (rev 913)
@@ -65,11 +65,12 @@
     def _create_extension_source_file(self):
         global LICENSE
         
-        xml_file = os.path.split( self.__to_be_exported_header )[1]
-        xml_file = os.path.join( autoconfig.build_dir, xml_file + '.xml' )
-        xml_cached_fc = parser.create_cached_source_fc( self.__to_be_exported_header, xml_file )
+        #xml_file = os.path.split( self.__to_be_exported_header )[1]
+        #xml_file = os.path.join( autoconfig.build_dir, xml_file + '.xml' )
+        #xml_cached_fc = parser.create_cached_source_fc( self.__to_be_exported_header, xml_file )
 
-        mb = module_builder.module_builder_t( [xml_cached_fc]
+        #mb = module_builder.module_builder_t( [xml_cached_fc]
+        mb = module_builder.module_builder_t( [self.__to_be_exported_header]
                                               , gccxml_path=autoconfig.gccxml.executable
                                               , include_paths=[autoconfig.boost.include]
                                               , undefine_symbols=['__MINGW32__']


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