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702
boost-Boost.Function.patch
Normal file
702
boost-Boost.Function.patch
Normal file
@@ -0,0 +1,702 @@
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--- boost/function/function_base.hpp
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+++ boost/function/function_base.hpp
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@@ -15,6 +15,7 @@
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#include <memory>
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#include <new>
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#include <typeinfo>
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+#include <functional> // unary_function, binary_function
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#include <boost/config.hpp>
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#include <boost/assert.hpp>
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#include <boost/type_traits/is_integral.hpp>
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@@ -30,6 +31,20 @@
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#endif
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#include <boost/function_equal.hpp>
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+#if defined(BOOST_MSVC)
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+# pragma warning( push )
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+# pragma warning( disable : 4793 ) // complaint about native code generation
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+# pragma warning( disable : 4127 ) // "conditional expression is constant"
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+#endif
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+
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+// Define BOOST_FUNCTION_STD_NS to the namespace that contains type_info.
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+#ifdef BOOST_NO_EXCEPTION_STD_NAMESPACE
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+// Embedded VC++ does not have type_info in namespace std
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+# define BOOST_FUNCTION_STD_NS
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+#else
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+# define BOOST_FUNCTION_STD_NS std
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+#endif
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+
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// Borrowed from Boost.Python library: determines the cases where we
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// need to use std::type_info::name to compare instead of operator==.
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# if (defined(__GNUC__) && __GNUC__ >= 3) \
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@@ -59,7 +74,7 @@
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#if defined (BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) \
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|| defined(BOOST_BCB_PARTIAL_SPECIALIZATION_BUG) \
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- || !(BOOST_STRICT_CONFIG || !defined(__SUNPRO_CC) || __SUNPRO_CC > 0x540)
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+ || !(defined(BOOST_STRICT_CONFIG) || !defined(__SUNPRO_CC) || __SUNPRO_CC > 0x540)
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# define BOOST_FUNCTION_NO_FUNCTION_TYPE_SYNTAX
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#endif
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@@ -198,8 +213,8 @@
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struct reference_manager
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{
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static inline void
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- get(const function_buffer& in_buffer, function_buffer& out_buffer,
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- functor_manager_operation_type op)
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+ manage(const function_buffer& in_buffer, function_buffer& out_buffer,
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+ functor_manager_operation_type op)
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{
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switch (op) {
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case clone_functor_tag:
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@@ -215,8 +230,8 @@
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// DPG TBD: Since we're only storing a pointer, it's
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// possible that the user could ask for a base class or
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// derived class. Is that okay?
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- const std::type_info& check_type =
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- *static_cast<const std::type_info*>(out_buffer.const_obj_ptr);
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+ const BOOST_FUNCTION_STD_NS::type_info& check_type =
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+ *static_cast<const BOOST_FUNCTION_STD_NS::type_info*>(out_buffer.const_obj_ptr);
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if (BOOST_FUNCTION_COMPARE_TYPE_ID(check_type, typeid(F)))
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out_buffer.obj_ptr = in_buffer.obj_ptr;
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else
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@@ -265,8 +280,8 @@
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else if (op == destroy_functor_tag)
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out_buffer.func_ptr = 0;
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else /* op == check_functor_type_tag */ {
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- const std::type_info& check_type =
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- *static_cast<const std::type_info*>(out_buffer.const_obj_ptr);
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+ const BOOST_FUNCTION_STD_NS::type_info& check_type =
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+ *static_cast<const BOOST_FUNCTION_STD_NS::type_info*>(out_buffer.const_obj_ptr);
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if (BOOST_FUNCTION_COMPARE_TYPE_ID(check_type, typeid(Functor)))
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out_buffer.obj_ptr = &in_buffer.func_ptr;
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else
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@@ -287,8 +302,8 @@
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// Some compilers (Borland, vc6, ...) are unhappy with ~functor_type.
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reinterpret_cast<functor_type*>(&out_buffer.data)->~Functor();
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} else /* op == check_functor_type_tag */ {
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- const std::type_info& check_type =
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- *static_cast<const std::type_info*>(out_buffer.const_obj_ptr);
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+ const BOOST_FUNCTION_STD_NS::type_info& check_type =
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+ *static_cast<const BOOST_FUNCTION_STD_NS::type_info*>(out_buffer.const_obj_ptr);
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if (BOOST_FUNCTION_COMPARE_TYPE_ID(check_type, typeid(Functor)))
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out_buffer.obj_ptr = &in_buffer.data;
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else
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@@ -348,8 +363,8 @@
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# endif // BOOST_NO_STD_ALLOCATOR
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out_buffer.obj_ptr = 0;
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} else /* op == check_functor_type_tag */ {
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- const std::type_info& check_type =
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- *static_cast<const std::type_info*>(out_buffer.const_obj_ptr);
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+ const BOOST_FUNCTION_STD_NS::type_info& check_type =
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+ *static_cast<const BOOST_FUNCTION_STD_NS::type_info*>(out_buffer.const_obj_ptr);
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if (BOOST_FUNCTION_COMPARE_TYPE_ID(check_type, typeid(Functor)))
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out_buffer.obj_ptr = in_buffer.obj_ptr;
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else
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@@ -368,6 +383,15 @@
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mpl::bool_<(function_allows_small_object_optimization<functor_type>::value)>());
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}
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+ // For member pointers, we treat them as function objects with
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+ // the small-object optimization always enabled.
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+ static inline void
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+ manager(const function_buffer& in_buffer, function_buffer& out_buffer,
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+ functor_manager_operation_type op, member_ptr_tag)
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+ {
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+ manager(in_buffer, out_buffer, op, mpl::true_());
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+ }
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+
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public:
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/* Dispatch to an appropriate manager based on whether we have a
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function pointer or a function object pointer. */
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@@ -456,7 +480,6 @@
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*/
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struct vtable_base
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{
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- vtable_base() : manager(0) { }
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void (*manager)(const function_buffer& in_buffer,
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function_buffer& out_buffer,
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functor_manager_operation_type op);
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@@ -480,13 +503,13 @@
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/** Retrieve the type of the stored function object, or typeid(void)
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if this is empty. */
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- const std::type_info& target_type() const
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+ const BOOST_FUNCTION_STD_NS::type_info& target_type() const
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{
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if (!vtable) return typeid(void);
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detail::function::function_buffer type;
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vtable->manager(functor, type, detail::function::get_functor_type_tag);
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- return *static_cast<const std::type_info*>(type.const_obj_ptr);
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+ return *static_cast<const BOOST_FUNCTION_STD_NS::type_info*>(type.const_obj_ptr);
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}
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template<typename Functor>
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@@ -558,7 +581,7 @@
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#endif
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public: // should be protected, but GCC 2.95.3 will fail to allow access
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- detail::function::vtable_base* vtable;
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+ const detail::function::vtable_base* vtable;
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mutable detail::function::function_buffer functor;
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};
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@@ -733,4 +756,8 @@
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#undef BOOST_FUNCTION_ENABLE_IF_NOT_INTEGRAL
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#undef BOOST_FUNCTION_COMPARE_TYPE_ID
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+#if defined(BOOST_MSVC)
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+# pragma warning( pop )
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+#endif
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+
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#endif // BOOST_FUNCTION_BASE_HEADER
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--- boost/function/function_template.hpp
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+++ boost/function/function_template.hpp
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@@ -11,6 +11,11 @@
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// protection.
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#include <boost/function/detail/prologue.hpp>
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+#if defined(BOOST_MSVC)
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+# pragma warning( push )
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+# pragma warning( disable : 4127 ) // "conditional expression is constant"
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+#endif
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+
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#define BOOST_FUNCTION_TEMPLATE_PARMS BOOST_PP_ENUM_PARAMS(BOOST_FUNCTION_NUM_ARGS, typename T)
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#define BOOST_FUNCTION_TEMPLATE_ARGS BOOST_PP_ENUM_PARAMS(BOOST_FUNCTION_NUM_ARGS, T)
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@@ -54,12 +59,20 @@
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BOOST_JOIN(function_ref_invoker,BOOST_FUNCTION_NUM_ARGS)
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#define BOOST_FUNCTION_VOID_FUNCTION_REF_INVOKER \
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BOOST_JOIN(void_function_ref_invoker,BOOST_FUNCTION_NUM_ARGS)
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+#define BOOST_FUNCTION_MEMBER_INVOKER \
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+ BOOST_JOIN(member_invoker,BOOST_FUNCTION_NUM_ARGS)
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+#define BOOST_FUNCTION_VOID_MEMBER_INVOKER \
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+ BOOST_JOIN(void_member_invoker,BOOST_FUNCTION_NUM_ARGS)
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#define BOOST_FUNCTION_GET_FUNCTION_INVOKER \
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BOOST_JOIN(get_function_invoker,BOOST_FUNCTION_NUM_ARGS)
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#define BOOST_FUNCTION_GET_FUNCTION_OBJ_INVOKER \
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BOOST_JOIN(get_function_obj_invoker,BOOST_FUNCTION_NUM_ARGS)
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#define BOOST_FUNCTION_GET_FUNCTION_REF_INVOKER \
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BOOST_JOIN(get_function_ref_invoker,BOOST_FUNCTION_NUM_ARGS)
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+#define BOOST_FUNCTION_GET_MEMBER_INVOKER \
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+ BOOST_JOIN(get_member_invoker,BOOST_FUNCTION_NUM_ARGS)
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+#define BOOST_FUNCTION_GET_INVOKER \
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+ BOOST_JOIN(get_invoker,BOOST_FUNCTION_NUM_ARGS)
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#define BOOST_FUNCTION_VTABLE BOOST_JOIN(basic_vtable,BOOST_FUNCTION_NUM_ARGS)
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#ifndef BOOST_NO_VOID_RETURNS
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@@ -70,16 +83,6 @@
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# define BOOST_FUNCTION_RETURN(X) X; return BOOST_FUNCTION_VOID_RETURN_TYPE ()
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#endif
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-#ifdef BOOST_MSVC
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-# pragma warning(push)
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-# pragma warning(disable: 4127) // conditional expression is constant.
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-#endif
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-
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-#ifdef BOOST_MSVC
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-# pragma warning(push)
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-# pragma warning(disable: 4127) // conditional expression is constant.
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-#endif
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-
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namespace boost {
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namespace detail {
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namespace function {
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@@ -191,6 +194,44 @@
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}
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};
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+#if BOOST_FUNCTION_NUM_ARGS > 0
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+ /* Handle invocation of member pointers. */
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+ template<
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+ typename MemberPtr,
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+ typename R BOOST_FUNCTION_COMMA
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+ BOOST_FUNCTION_TEMPLATE_PARMS
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+ >
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+ struct BOOST_FUNCTION_MEMBER_INVOKER
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+ {
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+ static R invoke(function_buffer& function_obj_ptr BOOST_FUNCTION_COMMA
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+ BOOST_FUNCTION_PARMS)
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+
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+ {
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+ MemberPtr* f =
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+ reinterpret_cast<MemberPtr*>(&function_obj_ptr.data);
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+ return boost::mem_fn(*f)(BOOST_FUNCTION_ARGS);
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+ }
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+ };
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+
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+ template<
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+ typename MemberPtr,
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+ typename R BOOST_FUNCTION_COMMA
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+ BOOST_FUNCTION_TEMPLATE_PARMS
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+ >
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+ struct BOOST_FUNCTION_VOID_MEMBER_INVOKER
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+ {
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+ static BOOST_FUNCTION_VOID_RETURN_TYPE
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+ invoke(function_buffer& function_obj_ptr BOOST_FUNCTION_COMMA
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+ BOOST_FUNCTION_PARMS)
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+
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+ {
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+ MemberPtr* f =
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+ reinterpret_cast<MemberPtr*>(&function_obj_ptr.data);
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+ BOOST_FUNCTION_RETURN(boost::mem_fn(*f)(BOOST_FUNCTION_ARGS));
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+ }
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+ };
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+#endif
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+
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template<
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typename FunctionPtr,
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typename R BOOST_FUNCTION_COMMA
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@@ -254,12 +295,130 @@
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>::type type;
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};
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+#if BOOST_FUNCTION_NUM_ARGS > 0
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+ /* Retrieve the appropriate invoker for a member pointer. */
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+ template<
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+ typename MemberPtr,
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+ typename R BOOST_FUNCTION_COMMA
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+ BOOST_FUNCTION_TEMPLATE_PARMS
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+ >
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+ struct BOOST_FUNCTION_GET_MEMBER_INVOKER
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+ {
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+ typedef typename mpl::if_c<(is_void<R>::value),
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+ BOOST_FUNCTION_VOID_MEMBER_INVOKER<
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+ MemberPtr,
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+ R BOOST_FUNCTION_COMMA
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+ BOOST_FUNCTION_TEMPLATE_ARGS
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+ >,
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+ BOOST_FUNCTION_MEMBER_INVOKER<
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+ MemberPtr,
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+ R BOOST_FUNCTION_COMMA
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+ BOOST_FUNCTION_TEMPLATE_ARGS
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+ >
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+ >::type type;
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+ };
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+#endif
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+
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+ /* Given the tag returned by get_function_tag, retrieve the
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+ actual invoker that will be used for the given function
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+ object.
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+
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+ Each specialization contains an "apply" nested class template
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+ that accepts the function object, return type, function
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+ argument types, and allocator. The resulting "apply" class
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+ contains two typedefs, "invoker_type" and "manager_type",
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+ which correspond to the invoker and manager types. */
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+ template<typename Tag>
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+ struct BOOST_FUNCTION_GET_INVOKER { };
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+
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+ /* Retrieve the invoker for a function pointer. */
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+ template<>
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+ struct BOOST_FUNCTION_GET_INVOKER<function_ptr_tag>
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+ {
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+ template<typename FunctionPtr,
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+ typename R BOOST_FUNCTION_COMMA BOOST_FUNCTION_TEMPLATE_PARMS,
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+ typename Allocator>
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+ struct apply
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+ {
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+ typedef typename BOOST_FUNCTION_GET_FUNCTION_INVOKER<
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+ FunctionPtr,
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+ R BOOST_FUNCTION_COMMA
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+ BOOST_FUNCTION_TEMPLATE_ARGS
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+ >::type
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+ invoker_type;
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+
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+ typedef functor_manager<FunctionPtr, Allocator> manager_type;
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+ };
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+ };
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+
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+#if BOOST_FUNCTION_NUM_ARGS > 0
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+ /* Retrieve the invoker for a member pointer. */
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+ template<>
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+ struct BOOST_FUNCTION_GET_INVOKER<member_ptr_tag>
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+ {
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+ template<typename MemberPtr,
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+ typename R BOOST_FUNCTION_COMMA BOOST_FUNCTION_TEMPLATE_PARMS,
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+ typename Allocator>
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+ struct apply
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+ {
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+ typedef typename BOOST_FUNCTION_GET_MEMBER_INVOKER<
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+ MemberPtr,
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+ R BOOST_FUNCTION_COMMA
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+ BOOST_FUNCTION_TEMPLATE_ARGS
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+ >::type
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+ invoker_type;
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+
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+ typedef functor_manager<MemberPtr, Allocator> manager_type;
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+ };
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+ };
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+#endif
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+
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+ /* Retrieve the invoker for a function object. */
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+ template<>
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+ struct BOOST_FUNCTION_GET_INVOKER<function_obj_tag>
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+ {
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+ template<typename FunctionObj,
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+ typename R BOOST_FUNCTION_COMMA BOOST_FUNCTION_TEMPLATE_PARMS,
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+ typename Allocator>
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+ struct apply
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+ {
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+ typedef typename BOOST_FUNCTION_GET_FUNCTION_OBJ_INVOKER<
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+ FunctionObj,
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+ R BOOST_FUNCTION_COMMA
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+ BOOST_FUNCTION_TEMPLATE_ARGS
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+ >::type
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+ invoker_type;
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+
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+ typedef functor_manager<FunctionObj, Allocator> manager_type;
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+ };
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+ };
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+
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+ /* Retrieve the invoker for a reference to a function object. */
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+ template<>
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+ struct BOOST_FUNCTION_GET_INVOKER<function_obj_ref_tag>
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+ {
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+ template<typename RefWrapper,
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+ typename R BOOST_FUNCTION_COMMA BOOST_FUNCTION_TEMPLATE_PARMS,
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+ typename Allocator>
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+ struct apply
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+ {
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+ typedef typename BOOST_FUNCTION_GET_FUNCTION_REF_INVOKER<
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+ typename RefWrapper::type,
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+ R BOOST_FUNCTION_COMMA
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+ BOOST_FUNCTION_TEMPLATE_ARGS
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+ >::type
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+ invoker_type;
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+
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+ typedef reference_manager<typename RefWrapper::type> manager_type;
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+ };
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+ };
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+
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/**
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* vtable for a specific boost::function instance.
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*/
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template<typename R BOOST_FUNCTION_COMMA BOOST_FUNCTION_TEMPLATE_PARMS,
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typename Allocator>
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- struct BOOST_FUNCTION_VTABLE : vtable_base
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+ struct BOOST_FUNCTION_VTABLE
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{
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#ifndef BOOST_NO_VOID_RETURNS
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typedef R result_type;
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@@ -272,50 +431,25 @@
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BOOST_FUNCTION_TEMPLATE_ARGS);
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template<typename F>
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- BOOST_FUNCTION_VTABLE(F f) : vtable_base(), invoker(0)
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- {
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- init(f);
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- }
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-
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- template<typename F>
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- bool assign_to(F f, function_buffer& functor)
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+ bool assign_to(const F& f, function_buffer& functor) const
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{
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typedef typename get_function_tag<F>::type tag;
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return assign_to(f, functor, tag());
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}
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- void clear(function_buffer& functor)
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+ void clear(function_buffer& functor) const
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{
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- if (manager)
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- manager(functor, functor, destroy_functor_tag);
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+ if (base.manager)
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+ base.manager(functor, functor, destroy_functor_tag);
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}
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-
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+#ifndef BOOST_NO_PRIVATE_IN_AGGREGATE
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private:
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- template<typename F>
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- void init(F f)
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- {
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- typedef typename get_function_tag<F>::type tag;
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- init(f, tag());
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- }
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-
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+#endif
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// Function pointers
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template<typename FunctionPtr>
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- void init(FunctionPtr /*f*/, function_ptr_tag)
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- {
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- typedef typename BOOST_FUNCTION_GET_FUNCTION_INVOKER<
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- FunctionPtr,
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- R BOOST_FUNCTION_COMMA
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- BOOST_FUNCTION_TEMPLATE_ARGS
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- >::type
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- actual_invoker_type;
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-
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- invoker = &actual_invoker_type::invoke;
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- manager = &functor_manager<FunctionPtr, Allocator>::manage;
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- }
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-
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- template<typename FunctionPtr>
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bool
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- assign_to(FunctionPtr f, function_buffer& functor, function_ptr_tag)
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+ assign_to(FunctionPtr f, function_buffer& functor,
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+ function_ptr_tag) const
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{
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this->clear(functor);
|
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if (f) {
|
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@@ -331,22 +465,13 @@
|
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// Member pointers
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||||
#if BOOST_FUNCTION_NUM_ARGS > 0
|
||||
template<typename MemberPtr>
|
||||
- void init(MemberPtr f, member_ptr_tag)
|
||||
- {
|
||||
- // DPG TBD: Add explicit support for member function
|
||||
- // objects, so we invoke through mem_fn() but we retain the
|
||||
- // right target_type() values.
|
||||
- this->init(mem_fn(f));
|
||||
- }
|
||||
-
|
||||
- template<typename MemberPtr>
|
||||
- bool assign_to(MemberPtr f, function_buffer& functor, member_ptr_tag)
|
||||
+ bool
|
||||
+ assign_to(MemberPtr f, function_buffer& functor, member_ptr_tag) const
|
||||
{
|
||||
- // DPG TBD: Add explicit support for member function
|
||||
- // objects, so we invoke through mem_fn() but we retain the
|
||||
- // right target_type() values.
|
||||
if (f) {
|
||||
- this->assign_to(mem_fn(f), functor);
|
||||
+ // Always use the small-object optimization for member
|
||||
+ // pointers.
|
||||
+ assign_functor(f, functor, mpl::true_());
|
||||
return true;
|
||||
} else {
|
||||
return false;
|
||||
@@ -355,24 +480,11 @@
|
||||
#endif // BOOST_FUNCTION_NUM_ARGS > 0
|
||||
|
||||
// Function objects
|
||||
- template<typename FunctionObj>
|
||||
- void init(FunctionObj /*f*/, function_obj_tag)
|
||||
- {
|
||||
- typedef typename BOOST_FUNCTION_GET_FUNCTION_OBJ_INVOKER<
|
||||
- FunctionObj,
|
||||
- R BOOST_FUNCTION_COMMA
|
||||
- BOOST_FUNCTION_TEMPLATE_ARGS
|
||||
- >::type
|
||||
- actual_invoker_type;
|
||||
-
|
||||
- invoker = &actual_invoker_type::invoke;
|
||||
- manager = &functor_manager<FunctionObj, Allocator>::manage;
|
||||
- }
|
||||
-
|
||||
// Assign to a function object using the small object optimization
|
||||
template<typename FunctionObj>
|
||||
void
|
||||
- assign_functor(FunctionObj f, function_buffer& functor, mpl::true_)
|
||||
+ assign_functor(const FunctionObj& f, function_buffer& functor,
|
||||
+ mpl::true_) const
|
||||
{
|
||||
new ((void*)&functor.data) FunctionObj(f);
|
||||
}
|
||||
@@ -380,7 +492,8 @@
|
||||
// Assign to a function object allocated on the heap.
|
||||
template<typename FunctionObj>
|
||||
void
|
||||
- assign_functor(FunctionObj f, function_buffer& functor, mpl::false_)
|
||||
+ assign_functor(const FunctionObj& f, function_buffer& functor,
|
||||
+ mpl::false_) const
|
||||
{
|
||||
#ifndef BOOST_NO_STD_ALLOCATOR
|
||||
typedef typename Allocator::template rebind<FunctionObj>::other
|
||||
@@ -400,7 +513,8 @@
|
||||
|
||||
template<typename FunctionObj>
|
||||
bool
|
||||
- assign_to(FunctionObj f, function_buffer& functor, function_obj_tag)
|
||||
+ assign_to(const FunctionObj& f, function_buffer& functor,
|
||||
+ function_obj_tag) const
|
||||
{
|
||||
if (!boost::detail::function::has_empty_target(boost::addressof(f))) {
|
||||
assign_functor(f, functor,
|
||||
@@ -413,24 +527,9 @@
|
||||
|
||||
// Reference to a function object
|
||||
template<typename FunctionObj>
|
||||
- void
|
||||
- init(const reference_wrapper<FunctionObj>& /*f*/, function_obj_ref_tag)
|
||||
- {
|
||||
- typedef typename BOOST_FUNCTION_GET_FUNCTION_REF_INVOKER<
|
||||
- FunctionObj,
|
||||
- R BOOST_FUNCTION_COMMA
|
||||
- BOOST_FUNCTION_TEMPLATE_ARGS
|
||||
- >::type
|
||||
- actual_invoker_type;
|
||||
-
|
||||
- invoker = &actual_invoker_type::invoke;
|
||||
- manager = &reference_manager<FunctionObj>::get;
|
||||
- }
|
||||
-
|
||||
- template<typename FunctionObj>
|
||||
bool
|
||||
assign_to(const reference_wrapper<FunctionObj>& f,
|
||||
- function_buffer& functor, function_obj_ref_tag)
|
||||
+ function_buffer& functor, function_obj_ref_tag) const
|
||||
{
|
||||
if (!boost::detail::function::has_empty_target(f.get_pointer())) {
|
||||
// DPG TBD: We might need to detect constness of
|
||||
@@ -445,6 +544,7 @@
|
||||
}
|
||||
|
||||
public:
|
||||
+ vtable_base base;
|
||||
invoker_type invoker;
|
||||
};
|
||||
} // end namespace function
|
||||
@@ -456,6 +556,17 @@
|
||||
typename Allocator = BOOST_FUNCTION_DEFAULT_ALLOCATOR
|
||||
>
|
||||
class BOOST_FUNCTION_FUNCTION : public function_base
|
||||
+
|
||||
+#if BOOST_FUNCTION_NUM_ARGS == 1
|
||||
+
|
||||
+ , public std::unary_function<T0,R>
|
||||
+
|
||||
+#elif BOOST_FUNCTION_NUM_ARGS == 2
|
||||
+
|
||||
+ , public std::binary_function<T0,T1,R>
|
||||
+
|
||||
+#endif
|
||||
+
|
||||
{
|
||||
public:
|
||||
#ifndef BOOST_NO_VOID_RETURNS
|
||||
@@ -537,7 +648,7 @@
|
||||
if (this->empty())
|
||||
boost::throw_exception(bad_function_call());
|
||||
|
||||
- return static_cast<vtable_type*>(vtable)->invoker
|
||||
+ return reinterpret_cast<const vtable_type*>(vtable)->invoker
|
||||
(this->functor BOOST_FUNCTION_COMMA BOOST_FUNCTION_ARGS);
|
||||
}
|
||||
#else
|
||||
@@ -561,12 +672,16 @@
|
||||
operator=(Functor BOOST_FUNCTION_TARGET_FIX(const &) f)
|
||||
{
|
||||
this->clear();
|
||||
+#ifndef BOOST_NO_EXCEPTIONS
|
||||
try {
|
||||
this->assign_to(f);
|
||||
} catch (...) {
|
||||
vtable = 0;
|
||||
throw;
|
||||
}
|
||||
+#else
|
||||
+ this->assign_to(f);
|
||||
+#endif
|
||||
return *this;
|
||||
}
|
||||
|
||||
@@ -592,12 +707,16 @@
|
||||
return *this;
|
||||
|
||||
this->clear();
|
||||
+#ifndef BOOST_NO_EXCEPTIONS
|
||||
try {
|
||||
this->assign_to_own(f);
|
||||
} catch (...) {
|
||||
vtable = 0;
|
||||
throw;
|
||||
}
|
||||
+#else
|
||||
+ this->assign_to_own(f);
|
||||
+#endif
|
||||
return *this;
|
||||
}
|
||||
|
||||
@@ -615,7 +734,7 @@
|
||||
void clear()
|
||||
{
|
||||
if (vtable) {
|
||||
- static_cast<vtable_type*>(vtable)->clear(this->functor);
|
||||
+ reinterpret_cast<const vtable_type*>(vtable)->clear(this->functor);
|
||||
vtable = 0;
|
||||
}
|
||||
}
|
||||
@@ -650,10 +769,24 @@
|
||||
}
|
||||
|
||||
template<typename Functor>
|
||||
- void assign_to(Functor f)
|
||||
+ void assign_to(const Functor& f)
|
||||
{
|
||||
- static vtable_type stored_vtable(f);
|
||||
- if (stored_vtable.assign_to(f, functor)) vtable = &stored_vtable;
|
||||
+ using detail::function::vtable_base;
|
||||
+
|
||||
+ typedef typename detail::function::get_function_tag<Functor>::type tag;
|
||||
+ typedef detail::function::BOOST_FUNCTION_GET_INVOKER<tag> get_invoker;
|
||||
+ typedef typename get_invoker::
|
||||
+ template apply<Functor, R BOOST_FUNCTION_COMMA
|
||||
+ BOOST_FUNCTION_TEMPLATE_ARGS, Allocator>
|
||||
+ handler_type;
|
||||
+
|
||||
+ typedef typename handler_type::invoker_type invoker_type;
|
||||
+ typedef typename handler_type::manager_type manager_type;
|
||||
+
|
||||
+ static const vtable_type stored_vtable =
|
||||
+ { { &manager_type::manage }, &invoker_type::invoke };
|
||||
+
|
||||
+ if (stored_vtable.assign_to(f, functor)) vtable = &stored_vtable.base;
|
||||
else vtable = 0;
|
||||
}
|
||||
};
|
||||
@@ -688,7 +821,7 @@
|
||||
if (this->empty())
|
||||
boost::throw_exception(bad_function_call());
|
||||
|
||||
- return static_cast<vtable_type*>(vtable)->invoker
|
||||
+ return reinterpret_cast<const vtable_type*>(vtable)->invoker
|
||||
(this->functor BOOST_FUNCTION_COMMA BOOST_FUNCTION_ARGS);
|
||||
}
|
||||
#endif
|
||||
@@ -798,21 +931,14 @@
|
||||
}
|
||||
};
|
||||
|
||||
-#ifdef BOOST_MSVC
|
||||
-# pragma warning(pop)
|
||||
-#endif
|
||||
-
|
||||
#undef BOOST_FUNCTION_PARTIAL_SPEC
|
||||
#endif // have partial specialization
|
||||
|
||||
} // end namespace boost
|
||||
|
||||
-#ifdef BOOST_MSVC
|
||||
-# pragma warning(pop)
|
||||
-#endif
|
||||
-
|
||||
// Cleanup after ourselves...
|
||||
#undef BOOST_FUNCTION_VTABLE
|
||||
+#undef BOOST_FUNCTION_GET_INVOKER
|
||||
#undef BOOST_FUNCTION_DEFAULT_ALLOCATOR
|
||||
#undef BOOST_FUNCTION_COMMA
|
||||
#undef BOOST_FUNCTION_FUNCTION
|
||||
@@ -822,10 +948,12 @@
|
||||
#undef BOOST_FUNCTION_VOID_FUNCTION_OBJ_INVOKER
|
||||
#undef BOOST_FUNCTION_FUNCTION_REF_INVOKER
|
||||
#undef BOOST_FUNCTION_VOID_FUNCTION_REF_INVOKER
|
||||
+#undef BOOST_FUNCTION_MEMBER_INVOKER
|
||||
+#undef BOOST_FUNCTION_VOID_MEMBER_INVOKER
|
||||
#undef BOOST_FUNCTION_GET_FUNCTION_INVOKER
|
||||
#undef BOOST_FUNCTION_GET_FUNCTION_OBJ_INVOKER
|
||||
#undef BOOST_FUNCTION_GET_FUNCTION_REF_INVOKER
|
||||
-#undef BOOST_FUNCTION_GET_MEM_FUNCTION_INVOKER
|
||||
+#undef BOOST_FUNCTION_GET_MEMBER_INVOKER
|
||||
#undef BOOST_FUNCTION_TEMPLATE_PARMS
|
||||
#undef BOOST_FUNCTION_TEMPLATE_ARGS
|
||||
#undef BOOST_FUNCTION_PARMS
|
||||
@@ -835,3 +963,7 @@
|
||||
#undef BOOST_FUNCTION_ARG_TYPES
|
||||
#undef BOOST_FUNCTION_VOID_RETURN_TYPE
|
||||
#undef BOOST_FUNCTION_RETURN
|
||||
+
|
||||
+#if defined(BOOST_MSVC)
|
||||
+# pragma warning( pop )
|
||||
+#endif
|
||||
Reference in New Issue
Block a user