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[SVN r13812]
This commit is contained in:
Douglas Gregor
2002-05-10 17:54:40 +00:00
parent 57ee7e962a
commit a3e9eb5db2
2 changed files with 19 additions and 19 deletions
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6
include/boost/function/function_base.hpp
View File

@ -158,7 +158,7 @@ namespace boost {
// The trivial manager does nothing but return the same pointer (if we // The trivial manager does nothing but return the same pointer (if we
// are cloning) or return the null pointer (if we are deleting). // are cloning) or return the null pointer (if we are deleting).
inline any_pointer trivial_manager(any_pointer f, inline any_pointer trivial_manager(any_pointer f,
functor_manager_operation_type op) functor_manager_operation_type op)
{ {
if (op == clone_functor_tag) if (op == clone_functor_tag)
return f; return f;
@ -179,7 +179,7 @@ namespace boost {
// For function pointers, the manager is trivial // For function pointers, the manager is trivial
static inline any_pointer static inline any_pointer
manager(any_pointer function_ptr, manager(any_pointer function_ptr,
functor_manager_operation_type op, functor_manager_operation_type op,
function_ptr_tag) function_ptr_tag)
{ {
if (op == clone_functor_tag) if (op == clone_functor_tag)
@ -346,7 +346,7 @@ namespace boost {
template<typename FunctionObj> template<typename FunctionObj>
inline bool has_empty_target(const FunctionObj&, truth<false>) inline bool has_empty_target(const FunctionObj&, truth<false>)
{ {
return false; return false;
} }
// The result is a Boost.Function object, so query whether it is empty // The result is a Boost.Function object, so query whether it is empty

32
include/boost/function/function_template.hpp
View File

@ -362,8 +362,8 @@ namespace boost {
{ {
if (function_base::manager) { if (function_base::manager) {
function_base::functor = function_base::functor =
function_base::manager(function_base::functor, function_base::manager(function_base::functor,
detail::function::destroy_functor_tag); detail::function::destroy_functor_tag);
} }
function_base::manager = 0; function_base::manager = 0;
@ -377,7 +377,7 @@ namespace boost {
invoker = f.invoker; invoker = f.invoker;
function_base::manager = f.manager; function_base::manager = f.manager;
function_base::functor = function_base::functor =
f.manager(f.functor, detail::function::clone_functor_tag); f.manager(f.functor, detail::function::clone_functor_tag);
} }
} }
@ -403,9 +403,9 @@ namespace boost {
invoker = &invoker_type::invoke; invoker = &invoker_type::invoke;
function_base::manager = function_base::manager =
&detail::function::functor_manager<FunctionPtr, Allocator>::manage; &detail::function::functor_manager<FunctionPtr, Allocator>::manage;
function_base::functor = function_base::functor =
function_base::manager(detail::function::any_pointer( function_base::manager(detail::function::any_pointer(
// should be a reinterpret cast, but some compilers // should be a reinterpret cast, but some compilers
// insist on giving cv-qualifiers to free functions // insist on giving cv-qualifiers to free functions
(void (*)())(f) (void (*)())(f)
@ -427,7 +427,7 @@ namespace boost {
{ {
typedef detail::function::truth< typedef detail::function::truth<
boost::is_base_and_derived<function_base, FunctionObj>::value> boost::is_base_and_derived<function_base, FunctionObj>::value>
is_boost_function; is_boost_function;
if (!detail::function::has_empty_target(f, is_boost_function())) { if (!detail::function::has_empty_target(f, is_boost_function())) {
typedef typedef
@ -440,22 +440,22 @@ namespace boost {
invoker = &invoker_type::invoke; invoker = &invoker_type::invoke;
function_base::manager = &detail::function::functor_manager< function_base::manager = &detail::function::functor_manager<
FunctionObj, Allocator>::manage; FunctionObj, Allocator>::manage;
#ifndef BOOST_NO_STD_ALLOCATOR #ifndef BOOST_NO_STD_ALLOCATOR
typedef typename Allocator::template rebind<FunctionObj>::other typedef typename Allocator::template rebind<FunctionObj>::other
allocator_type; allocator_type;
typedef typename allocator_type::pointer pointer_type; typedef typename allocator_type::pointer pointer_type;
allocator_type allocator; allocator_type allocator;
pointer_type copy = allocator.allocate(1); pointer_type copy = allocator.allocate(1);
allocator.construct(copy, f); allocator.construct(copy, f);
// Get back to the original pointer type // Get back to the original pointer type
FunctionObj* new_f = static_cast<FunctionObj*>(copy); FunctionObj* new_f = static_cast<FunctionObj*>(copy);
#else #else
FunctionObj* new_f = new FunctionObj(f); FunctionObj* new_f = new FunctionObj(f);
#endif // BOOST_NO_STD_ALLOCATOR #endif // BOOST_NO_STD_ALLOCATOR
function_base::functor = function_base::functor =
detail::function::any_pointer(static_cast<void*>(new_f)); detail::function::any_pointer(static_cast<void*>(new_f));
} }
} }
@ -465,7 +465,7 @@ namespace boost {
{ {
typedef detail::function::truth< typedef detail::function::truth<
boost::is_base_and_derived<function_base, FunctionObj>::value> boost::is_base_and_derived<function_base, FunctionObj>::value>
is_boost_function; is_boost_function;
if (!detail::function::has_empty_target(f.get(), is_boost_function())) { if (!detail::function::has_empty_target(f.get(), is_boost_function())) {
typedef typedef
@ -482,7 +482,7 @@ namespace boost {
function_base::manager( function_base::manager(
detail::function::any_pointer( detail::function::any_pointer(
const_cast<FunctionObj*>(f.get_pointer())), const_cast<FunctionObj*>(f.get_pointer())),
detail::function::clone_functor_tag); detail::function::clone_functor_tag);
} }
} }