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Added ability to handle member function pointers natively, e.g.,

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boost::function<int, X*, int> f(&X::foo);


[SVN r11393]
This commit is contained in:
Douglas Gregor
2001-10-16 19:23:37 +00:00
parent 07390a35e3
commit 08d727df21
2 changed files with 25 additions and 10 deletions
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17
include/boost/function/function_base.hpp
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@ -23,6 +23,7 @@
#include <typeinfo>
#include <boost/config.hpp>
#include <boost/type_traits.hpp>
#include <boost/mem_fn.hpp>
namespace boost {
namespace detail {
@ -119,9 +120,23 @@ namespace boost {
retrieve_type_info
};
// Tags used to decide between function and function object pointers.
// Tags used to decide between different types of functions
struct function_ptr_tag {};
struct function_obj_tag {};
struct member_ptr_tag {};
template<typename F>
class get_function_tag
{
typedef typename IF<(is_pointer<F>::value),
function_ptr_tag,
function_obj_tag>::type ptr_or_obj_tag;
public:
typedef typename IF<(is_member_pointer<F>::value),
member_ptr_tag,
ptr_or_obj_tag>::type type;
};
#ifndef BOOST_FUNCTION_USE_VIRTUAL_FUNCTIONS
/**