forked from boostorg/function
Compare commits
9 Commits
svn-branch
...
svn-branch
Author | SHA1 | Date | |
---|---|---|---|
b8441ea7cc | |||
775213a9e6 | |||
cbb9e7c4da | |||
2fb5538223 | |||
7ee94c6975 | |||
8cde82a568 | |||
9ea95b071b | |||
09fc8792fa | |||
c0d4005441 |
@ -7,9 +7,10 @@ project boost/doc ;
|
|||||||
import boostbook : boostbook ;
|
import boostbook : boostbook ;
|
||||||
|
|
||||||
boostbook function-doc
|
boostbook function-doc
|
||||||
:
|
:
|
||||||
function.xml
|
function.xml
|
||||||
:
|
:
|
||||||
|
<xsl:param>boost.root=../../../..
|
||||||
<format>pdf:<xsl:param>boost.url.prefix=http://www.boost.org/doc/libs/release/doc/html
|
<format>pdf:<xsl:param>boost.url.prefix=http://www.boost.org/doc/libs/release/doc/html
|
||||||
;
|
;
|
||||||
|
|
||||||
|
@ -203,11 +203,11 @@ namespace boost {
|
|||||||
{
|
{
|
||||||
switch (op) {
|
switch (op) {
|
||||||
case clone_functor_tag:
|
case clone_functor_tag:
|
||||||
out_buffer.obj_ref.obj_ptr = in_buffer.obj_ref.obj_ptr;
|
out_buffer.obj_ref = in_buffer.obj_ref;
|
||||||
return;
|
return;
|
||||||
|
|
||||||
case move_functor_tag:
|
case move_functor_tag:
|
||||||
out_buffer.obj_ref.obj_ptr = in_buffer.obj_ref.obj_ptr;
|
out_buffer.obj_ref = in_buffer.obj_ref;
|
||||||
in_buffer.obj_ref.obj_ptr = 0;
|
in_buffer.obj_ref.obj_ptr = 0;
|
||||||
return;
|
return;
|
||||||
|
|
||||||
|
@ -486,19 +486,19 @@ namespace boost {
|
|||||||
BOOST_FUNCTION_TEMPLATE_ARGS);
|
BOOST_FUNCTION_TEMPLATE_ARGS);
|
||||||
|
|
||||||
template<typename F>
|
template<typename F>
|
||||||
bool assign_to(F f, function_buffer& functor)
|
bool assign_to(F f, function_buffer& functor) const
|
||||||
{
|
{
|
||||||
typedef typename get_function_tag<F>::type tag;
|
typedef typename get_function_tag<F>::type tag;
|
||||||
return assign_to(f, functor, tag());
|
return assign_to(f, functor, tag());
|
||||||
}
|
}
|
||||||
template<typename F,typename Allocator>
|
template<typename F,typename Allocator>
|
||||||
bool assign_to_a(F f, function_buffer& functor, Allocator a)
|
bool assign_to_a(F f, function_buffer& functor, Allocator a) const
|
||||||
{
|
{
|
||||||
typedef typename get_function_tag<F>::type tag;
|
typedef typename get_function_tag<F>::type tag;
|
||||||
return assign_to_a(f, functor, a, tag());
|
return assign_to_a(f, functor, a, tag());
|
||||||
}
|
}
|
||||||
|
|
||||||
void clear(function_buffer& functor)
|
void clear(function_buffer& functor) const
|
||||||
{
|
{
|
||||||
if (base.manager)
|
if (base.manager)
|
||||||
base.manager(functor, functor, destroy_functor_tag);
|
base.manager(functor, functor, destroy_functor_tag);
|
||||||
@ -508,7 +508,7 @@ namespace boost {
|
|||||||
// Function pointers
|
// Function pointers
|
||||||
template<typename FunctionPtr>
|
template<typename FunctionPtr>
|
||||||
bool
|
bool
|
||||||
assign_to(FunctionPtr f, function_buffer& functor, function_ptr_tag)
|
assign_to(FunctionPtr f, function_buffer& functor, function_ptr_tag) const
|
||||||
{
|
{
|
||||||
this->clear(functor);
|
this->clear(functor);
|
||||||
if (f) {
|
if (f) {
|
||||||
@ -522,7 +522,7 @@ namespace boost {
|
|||||||
}
|
}
|
||||||
template<typename FunctionPtr,typename Allocator>
|
template<typename FunctionPtr,typename Allocator>
|
||||||
bool
|
bool
|
||||||
assign_to_a(FunctionPtr f, function_buffer& functor, Allocator, function_ptr_tag)
|
assign_to_a(FunctionPtr f, function_buffer& functor, Allocator, function_ptr_tag) const
|
||||||
{
|
{
|
||||||
return assign_to(f,functor,function_ptr_tag());
|
return assign_to(f,functor,function_ptr_tag());
|
||||||
}
|
}
|
||||||
@ -530,7 +530,7 @@ namespace boost {
|
|||||||
// Member pointers
|
// Member pointers
|
||||||
#if BOOST_FUNCTION_NUM_ARGS > 0
|
#if BOOST_FUNCTION_NUM_ARGS > 0
|
||||||
template<typename MemberPtr>
|
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
|
// DPG TBD: Add explicit support for member function
|
||||||
// objects, so we invoke through mem_fn() but we retain the
|
// objects, so we invoke through mem_fn() but we retain the
|
||||||
@ -543,7 +543,7 @@ namespace boost {
|
|||||||
}
|
}
|
||||||
}
|
}
|
||||||
template<typename MemberPtr,typename Allocator>
|
template<typename MemberPtr,typename Allocator>
|
||||||
bool assign_to_a(MemberPtr f, function_buffer& functor, Allocator a, member_ptr_tag)
|
bool assign_to_a(MemberPtr f, function_buffer& functor, Allocator a, member_ptr_tag) const
|
||||||
{
|
{
|
||||||
// DPG TBD: Add explicit support for member function
|
// DPG TBD: Add explicit support for member function
|
||||||
// objects, so we invoke through mem_fn() but we retain the
|
// objects, so we invoke through mem_fn() but we retain the
|
||||||
@ -561,13 +561,13 @@ namespace boost {
|
|||||||
// Assign to a function object using the small object optimization
|
// Assign to a function object using the small object optimization
|
||||||
template<typename FunctionObj>
|
template<typename FunctionObj>
|
||||||
void
|
void
|
||||||
assign_functor(FunctionObj f, function_buffer& functor, mpl::true_)
|
assign_functor(FunctionObj f, function_buffer& functor, mpl::true_) const
|
||||||
{
|
{
|
||||||
new (reinterpret_cast<void*>(&functor.data)) FunctionObj(f);
|
new (reinterpret_cast<void*>(&functor.data)) FunctionObj(f);
|
||||||
}
|
}
|
||||||
template<typename FunctionObj,typename Allocator>
|
template<typename FunctionObj,typename Allocator>
|
||||||
void
|
void
|
||||||
assign_functor_a(FunctionObj f, function_buffer& functor, Allocator, mpl::true_)
|
assign_functor_a(FunctionObj f, function_buffer& functor, Allocator, mpl::true_) const
|
||||||
{
|
{
|
||||||
assign_functor(f,functor,mpl::true_());
|
assign_functor(f,functor,mpl::true_());
|
||||||
}
|
}
|
||||||
@ -575,13 +575,13 @@ namespace boost {
|
|||||||
// Assign to a function object allocated on the heap.
|
// Assign to a function object allocated on the heap.
|
||||||
template<typename FunctionObj>
|
template<typename FunctionObj>
|
||||||
void
|
void
|
||||||
assign_functor(FunctionObj f, function_buffer& functor, mpl::false_)
|
assign_functor(FunctionObj f, function_buffer& functor, mpl::false_) const
|
||||||
{
|
{
|
||||||
functor.obj_ptr = new FunctionObj(f);
|
functor.obj_ptr = new FunctionObj(f);
|
||||||
}
|
}
|
||||||
template<typename FunctionObj,typename Allocator>
|
template<typename FunctionObj,typename Allocator>
|
||||||
void
|
void
|
||||||
assign_functor_a(FunctionObj f, function_buffer& functor, Allocator a, mpl::false_)
|
assign_functor_a(FunctionObj f, function_buffer& functor, Allocator a, mpl::false_) const
|
||||||
{
|
{
|
||||||
typedef functor_wrapper<FunctionObj,Allocator> functor_wrapper_type;
|
typedef functor_wrapper<FunctionObj,Allocator> functor_wrapper_type;
|
||||||
typedef typename Allocator::template rebind<functor_wrapper_type>::other
|
typedef typename Allocator::template rebind<functor_wrapper_type>::other
|
||||||
@ -596,7 +596,7 @@ namespace boost {
|
|||||||
|
|
||||||
template<typename FunctionObj>
|
template<typename FunctionObj>
|
||||||
bool
|
bool
|
||||||
assign_to(FunctionObj f, function_buffer& functor, function_obj_tag)
|
assign_to(FunctionObj f, function_buffer& functor, function_obj_tag) const
|
||||||
{
|
{
|
||||||
if (!boost::detail::function::has_empty_target(boost::addressof(f))) {
|
if (!boost::detail::function::has_empty_target(boost::addressof(f))) {
|
||||||
assign_functor(f, functor,
|
assign_functor(f, functor,
|
||||||
@ -608,7 +608,7 @@ namespace boost {
|
|||||||
}
|
}
|
||||||
template<typename FunctionObj,typename Allocator>
|
template<typename FunctionObj,typename Allocator>
|
||||||
bool
|
bool
|
||||||
assign_to_a(FunctionObj f, function_buffer& functor, Allocator a, function_obj_tag)
|
assign_to_a(FunctionObj f, function_buffer& functor, Allocator a, function_obj_tag) const
|
||||||
{
|
{
|
||||||
if (!boost::detail::function::has_empty_target(boost::addressof(f))) {
|
if (!boost::detail::function::has_empty_target(boost::addressof(f))) {
|
||||||
assign_functor_a(f, functor, a,
|
assign_functor_a(f, functor, a,
|
||||||
@ -623,7 +623,7 @@ namespace boost {
|
|||||||
template<typename FunctionObj>
|
template<typename FunctionObj>
|
||||||
bool
|
bool
|
||||||
assign_to(const reference_wrapper<FunctionObj>& f,
|
assign_to(const reference_wrapper<FunctionObj>& f,
|
||||||
function_buffer& functor, function_obj_ref_tag)
|
function_buffer& functor, function_obj_ref_tag) const
|
||||||
{
|
{
|
||||||
functor.obj_ref.obj_ptr = (void *)(f.get_pointer());
|
functor.obj_ref.obj_ptr = (void *)(f.get_pointer());
|
||||||
functor.obj_ref.is_const_qualified = is_const<FunctionObj>::value;
|
functor.obj_ref.is_const_qualified = is_const<FunctionObj>::value;
|
||||||
@ -633,7 +633,7 @@ namespace boost {
|
|||||||
template<typename FunctionObj,typename Allocator>
|
template<typename FunctionObj,typename Allocator>
|
||||||
bool
|
bool
|
||||||
assign_to_a(const reference_wrapper<FunctionObj>& f,
|
assign_to_a(const reference_wrapper<FunctionObj>& f,
|
||||||
function_buffer& functor, Allocator, function_obj_ref_tag)
|
function_buffer& functor, Allocator, function_obj_ref_tag) const
|
||||||
{
|
{
|
||||||
return assign_to(f,functor,function_obj_ref_tag());
|
return assign_to(f,functor,function_obj_ref_tag());
|
||||||
}
|
}
|
||||||
@ -751,9 +751,6 @@ namespace boost {
|
|||||||
|
|
||||||
~BOOST_FUNCTION_FUNCTION() { clear(); }
|
~BOOST_FUNCTION_FUNCTION() { clear(); }
|
||||||
|
|
||||||
#if BOOST_WORKAROUND(BOOST_MSVC, < 1300)
|
|
||||||
// MSVC 6.0 and prior require all definitions to be inline, but
|
|
||||||
// these definitions can become very costly.
|
|
||||||
result_type operator()(BOOST_FUNCTION_PARMS) const
|
result_type operator()(BOOST_FUNCTION_PARMS) const
|
||||||
{
|
{
|
||||||
if (this->empty())
|
if (this->empty())
|
||||||
@ -762,9 +759,6 @@ namespace boost {
|
|||||||
return get_vtable()->invoker
|
return get_vtable()->invoker
|
||||||
(this->functor BOOST_FUNCTION_COMMA BOOST_FUNCTION_ARGS);
|
(this->functor BOOST_FUNCTION_COMMA BOOST_FUNCTION_ARGS);
|
||||||
}
|
}
|
||||||
#else
|
|
||||||
result_type operator()(BOOST_FUNCTION_PARMS) const;
|
|
||||||
#endif
|
|
||||||
|
|
||||||
// The distinction between when to use BOOST_FUNCTION_FUNCTION and
|
// The distinction between when to use BOOST_FUNCTION_FUNCTION and
|
||||||
// when to use self_type is obnoxious. MSVC cannot handle self_type as
|
// when to use self_type is obnoxious. MSVC cannot handle self_type as
|
||||||
@ -864,7 +858,7 @@ namespace boost {
|
|||||||
#else
|
#else
|
||||||
private:
|
private:
|
||||||
struct dummy {
|
struct dummy {
|
||||||
void nonnull() {};
|
void nonnull() {}
|
||||||
};
|
};
|
||||||
|
|
||||||
typedef void (dummy::*safe_bool)();
|
typedef void (dummy::*safe_bool)();
|
||||||
@ -909,7 +903,7 @@ namespace boost {
|
|||||||
// static initialization. Otherwise, we will have a race
|
// static initialization. Otherwise, we will have a race
|
||||||
// condition here in multi-threaded code. See
|
// condition here in multi-threaded code. See
|
||||||
// http://thread.gmane.org/gmane.comp.lib.boost.devel/164902/.
|
// http://thread.gmane.org/gmane.comp.lib.boost.devel/164902/.
|
||||||
static vtable_type stored_vtable =
|
static const vtable_type stored_vtable =
|
||||||
{ { &manager_type::manage }, &invoker_type::invoke };
|
{ { &manager_type::manage }, &invoker_type::invoke };
|
||||||
|
|
||||||
if (stored_vtable.assign_to(f, functor)) {
|
if (stored_vtable.assign_to(f, functor)) {
|
||||||
@ -943,7 +937,7 @@ namespace boost {
|
|||||||
// static initialization. Otherwise, we will have a race
|
// static initialization. Otherwise, we will have a race
|
||||||
// condition here in multi-threaded code. See
|
// condition here in multi-threaded code. See
|
||||||
// http://thread.gmane.org/gmane.comp.lib.boost.devel/164902/.
|
// http://thread.gmane.org/gmane.comp.lib.boost.devel/164902/.
|
||||||
static vtable_type stored_vtable =
|
static const vtable_type stored_vtable =
|
||||||
{ { &manager_type::manage }, &invoker_type::invoke };
|
{ { &manager_type::manage }, &invoker_type::invoke };
|
||||||
|
|
||||||
if (stored_vtable.assign_to_a(f, functor, a)) {
|
if (stored_vtable.assign_to_a(f, functor, a)) {
|
||||||
@ -998,22 +992,6 @@ namespace boost {
|
|||||||
f1.swap(f2);
|
f1.swap(f2);
|
||||||
}
|
}
|
||||||
|
|
||||||
#if !BOOST_WORKAROUND(BOOST_MSVC, < 1300)
|
|
||||||
template<typename R BOOST_FUNCTION_COMMA BOOST_FUNCTION_TEMPLATE_PARMS>
|
|
||||||
typename BOOST_FUNCTION_FUNCTION<
|
|
||||||
R BOOST_FUNCTION_COMMA BOOST_FUNCTION_TEMPLATE_ARGS>::result_type
|
|
||||||
inline
|
|
||||||
BOOST_FUNCTION_FUNCTION<R BOOST_FUNCTION_COMMA BOOST_FUNCTION_TEMPLATE_ARGS>
|
|
||||||
::operator()(BOOST_FUNCTION_PARMS) const
|
|
||||||
{
|
|
||||||
if (this->empty())
|
|
||||||
boost::throw_exception(bad_function_call());
|
|
||||||
|
|
||||||
return get_vtable()->invoker
|
|
||||||
(this->functor BOOST_FUNCTION_COMMA BOOST_FUNCTION_ARGS);
|
|
||||||
}
|
|
||||||
#endif
|
|
||||||
|
|
||||||
// Poison comparisons between boost::function objects of the same type.
|
// Poison comparisons between boost::function objects of the same type.
|
||||||
template<typename R BOOST_FUNCTION_COMMA BOOST_FUNCTION_TEMPLATE_PARMS>
|
template<typename R BOOST_FUNCTION_COMMA BOOST_FUNCTION_TEMPLATE_PARMS>
|
||||||
void operator==(const BOOST_FUNCTION_FUNCTION<
|
void operator==(const BOOST_FUNCTION_FUNCTION<
|
||||||
|
@ -10,22 +10,28 @@
|
|||||||
|
|
||||||
|
|
||||||
#include <boost/function.hpp>
|
#include <boost/function.hpp>
|
||||||
|
#include <boost/detail/lightweight_test.hpp>
|
||||||
#include <iostream>
|
#include <iostream>
|
||||||
#include <functional>
|
#include <functional>
|
||||||
|
|
||||||
struct X {
|
struct X {
|
||||||
int foo(int);
|
int foo(int);
|
||||||
|
std::ostream& foo2(std::ostream&) const;
|
||||||
};
|
};
|
||||||
int X::foo(int x) { return -x; }
|
int X::foo(int x) { return -x; }
|
||||||
|
std::ostream& X::foo2(std::ostream& x) const { return x; }
|
||||||
|
|
||||||
int main()
|
int main()
|
||||||
{
|
{
|
||||||
boost::function<int (X*, int)> f;
|
boost::function<int (X*, int)> f;
|
||||||
|
boost::function<std::ostream& (X*, std::ostream&)> f2;
|
||||||
|
|
||||||
f = &X::foo;
|
f = &X::foo;
|
||||||
|
f2 = &X::foo2;
|
||||||
X x;
|
|
||||||
f(&x, 5);
|
|
||||||
|
|
||||||
return 0;
|
X x;
|
||||||
|
BOOST_TEST(f(&x, 5) == -5);
|
||||||
|
BOOST_TEST(f2(&x, boost::ref(std::cout)) == std::cout);
|
||||||
|
|
||||||
|
return ::boost::report_errors();
|
||||||
}
|
}
|
||||||
|
@ -10,22 +10,28 @@
|
|||||||
|
|
||||||
|
|
||||||
#include <boost/function.hpp>
|
#include <boost/function.hpp>
|
||||||
|
#include <boost/detail/lightweight_test.hpp>
|
||||||
#include <iostream>
|
#include <iostream>
|
||||||
#include <functional>
|
#include <functional>
|
||||||
|
|
||||||
struct X {
|
struct X {
|
||||||
int foo(int);
|
int foo(int);
|
||||||
|
std::ostream& foo2(std::ostream&) const;
|
||||||
};
|
};
|
||||||
int X::foo(int x) { return -x; }
|
int X::foo(int x) { return -x; }
|
||||||
|
std::ostream& X::foo2(std::ostream& x) const { return x; }
|
||||||
|
|
||||||
int main()
|
int main()
|
||||||
{
|
{
|
||||||
boost::function2<int, X*, int> f;
|
boost::function2<int, X*, int> f;
|
||||||
|
boost::function2<std::ostream&, X*, std::ostream&> f2;
|
||||||
|
|
||||||
f = &X::foo;
|
f = &X::foo;
|
||||||
|
f2 = &X::foo2;
|
||||||
X x;
|
|
||||||
f(&x, 5);
|
|
||||||
|
|
||||||
return 0;
|
X x;
|
||||||
|
BOOST_TEST(f(&x, 5) == -5);
|
||||||
|
BOOST_TEST(f2(&x, boost::ref(std::cout)) == std::cout);
|
||||||
|
|
||||||
|
return ::boost::report_errors();
|
||||||
}
|
}
|
||||||
|
Reference in New Issue
Block a user