update boost

This commit is contained in:
2023-11-24 12:56:13 -06:00
parent cfc99971af
commit 19d727037a
9260 changed files with 849256 additions and 299957 deletions

View File

@@ -8,6 +8,7 @@ Distributed under the Boost Software License, Version 1.0.
#ifndef BOOST_SMART_PTR_ALLOCATE_LOCAL_SHARED_ARRAY_HPP
#define BOOST_SMART_PTR_ALLOCATE_LOCAL_SHARED_ARRAY_HPP
#include <boost/smart_ptr/detail/requires_cxx11.hpp>
#include <boost/smart_ptr/allocate_shared_array.hpp>
#include <boost/smart_ptr/local_shared_ptr.hpp>
@@ -21,11 +22,12 @@ public:
count_ = shared_count(base);
}
virtual void local_cb_destroy() BOOST_SP_NOEXCEPT {
void local_cb_destroy() BOOST_SP_NOEXCEPT BOOST_OVERRIDE {
shared_count().swap(count_);
}
virtual shared_count local_cb_get_shared_count() const BOOST_SP_NOEXCEPT {
shared_count local_cb_get_shared_count() const
BOOST_SP_NOEXCEPT BOOST_OVERRIDE {
return count_;
}
@@ -72,21 +74,19 @@ inline typename enable_if_<is_unbounded_array<T>::value,
local_shared_ptr<T> >::type
allocate_local_shared(const A& allocator, std::size_t count)
{
typedef typename remove_extent<T>::type type;
typedef typename detail::sp_array_scalar<T>::type scalar;
typedef typename detail::sp_bind_allocator<A, scalar>::type other;
typedef typename detail::sp_array_element<T>::type element;
typedef typename allocator_rebind<A, element>::type other;
typedef detail::lsp_array_state<other> state;
typedef detail::sp_array_base<state> base;
std::size_t size = count * detail::sp_array_count<type, scalar>::value;
detail::sp_array_result<other, base> result(allocator, size);
detail::sp_array_result<other, base> result(allocator, count);
base* node = result.get();
scalar* start = detail::sp_array_start<base, scalar>(node);
::new(static_cast<void*>(node)) base(allocator, size, start);
element* start = detail::sp_array_start<element>(node);
::new(static_cast<void*>(node)) base(allocator, start, count);
detail::lsp_array_base& local = node->state().base();
local.set(node);
result.release();
return local_shared_ptr<T>(detail::lsp_internal_constructor_tag(),
reinterpret_cast<type*>(start), &local);
return local_shared_ptr<T>(detail::lsp_internal_constructor_tag(), start,
&local);
}
template<class T, class A>
@@ -94,23 +94,22 @@ inline typename enable_if_<is_bounded_array<T>::value,
local_shared_ptr<T> >::type
allocate_local_shared(const A& allocator)
{
typedef typename remove_extent<T>::type type;
typedef typename detail::sp_array_scalar<T>::type scalar;
typedef typename detail::sp_bind_allocator<A, scalar>::type other;
enum {
size = detail::sp_array_count<T, scalar>::value
count = extent<T>::value
};
typedef detail::lsp_size_array_state<other, size> state;
typedef typename detail::sp_array_element<T>::type element;
typedef typename allocator_rebind<A, element>::type other;
typedef detail::lsp_size_array_state<other, count> state;
typedef detail::sp_array_base<state> base;
detail::sp_array_result<other, base> result(allocator, size);
detail::sp_array_result<other, base> result(allocator, count);
base* node = result.get();
scalar* start = detail::sp_array_start<base, scalar>(node);
::new(static_cast<void*>(node)) base(allocator, size, start);
element* start = detail::sp_array_start<element>(node);
::new(static_cast<void*>(node)) base(allocator, start, count);
detail::lsp_array_base& local = node->state().base();
local.set(node);
result.release();
return local_shared_ptr<T>(detail::lsp_internal_constructor_tag(),
reinterpret_cast<type*>(start), &local);
return local_shared_ptr<T>(detail::lsp_internal_constructor_tag(), start,
&local);
}
template<class T, class A>
@@ -119,25 +118,19 @@ inline typename enable_if_<is_unbounded_array<T>::value,
allocate_local_shared(const A& allocator, std::size_t count,
const typename remove_extent<T>::type& value)
{
typedef typename remove_extent<T>::type type;
typedef typename detail::sp_array_scalar<T>::type scalar;
typedef typename detail::sp_bind_allocator<A, scalar>::type other;
typedef typename detail::sp_array_element<T>::type element;
typedef typename allocator_rebind<A, element>::type other;
typedef detail::lsp_array_state<other> state;
typedef detail::sp_array_base<state> base;
enum {
total = detail::sp_array_count<type, scalar>::value
};
std::size_t size = count * total;
detail::sp_array_result<other, base> result(allocator, size);
detail::sp_array_result<other, base> result(allocator, count);
base* node = result.get();
scalar* start = detail::sp_array_start<base, scalar>(node);
::new(static_cast<void*>(node)) base(allocator, size,
reinterpret_cast<const scalar*>(&value), total, start);
element* start = detail::sp_array_start<element>(node);
::new(static_cast<void*>(node)) base(allocator, start, count, value);
detail::lsp_array_base& local = node->state().base();
local.set(node);
result.release();
return local_shared_ptr<T>(detail::lsp_internal_constructor_tag(),
reinterpret_cast<type*>(start), &local);
return local_shared_ptr<T>(detail::lsp_internal_constructor_tag(), start,
&local);
}
template<class T, class A>
@@ -146,25 +139,22 @@ inline typename enable_if_<is_bounded_array<T>::value,
allocate_local_shared(const A& allocator,
const typename remove_extent<T>::type& value)
{
typedef typename remove_extent<T>::type type;
typedef typename detail::sp_array_scalar<T>::type scalar;
typedef typename detail::sp_bind_allocator<A, scalar>::type other;
enum {
size = detail::sp_array_count<T, scalar>::value
count = extent<T>::value
};
typedef detail::lsp_size_array_state<other, size> state;
typedef typename detail::sp_array_element<T>::type element;
typedef typename allocator_rebind<A, element>::type other;
typedef detail::lsp_size_array_state<other, count> state;
typedef detail::sp_array_base<state> base;
detail::sp_array_result<other, base> result(allocator, size);
detail::sp_array_result<other, base> result(allocator, count);
base* node = result.get();
scalar* start = detail::sp_array_start<base, scalar>(node);
::new(static_cast<void*>(node)) base(allocator, size,
reinterpret_cast<const scalar*>(&value),
detail::sp_array_count<type, scalar>::value, start);
element* start = detail::sp_array_start<element>(node);
::new(static_cast<void*>(node)) base(allocator, start, count, value);
detail::lsp_array_base& local = node->state().base();
local.set(node);
result.release();
return local_shared_ptr<T>(detail::lsp_internal_constructor_tag(),
reinterpret_cast<type*>(start), &local);
return local_shared_ptr<T>(detail::lsp_internal_constructor_tag(), start,
&local);
}
template<class T, class A>
@@ -172,22 +162,8 @@ inline typename enable_if_<is_unbounded_array<T>::value,
local_shared_ptr<T> >::type
allocate_local_shared_noinit(const A& allocator, std::size_t count)
{
typedef typename remove_extent<T>::type type;
typedef typename detail::sp_array_scalar<T>::type scalar;
typedef typename detail::sp_bind_allocator<A, scalar>::type other;
typedef detail::lsp_array_state<other> state;
typedef detail::sp_array_base<state, false> base;
std::size_t size = count * detail::sp_array_count<type, scalar>::value;
detail::sp_array_result<other, base> result(allocator, size);
base* node = result.get();
scalar* start = detail::sp_array_start<base, scalar>(node);
::new(static_cast<void*>(node)) base(detail::sp_default(), allocator,
size, start);
detail::lsp_array_base& local = node->state().base();
local.set(node);
result.release();
return local_shared_ptr<T>(detail::lsp_internal_constructor_tag(),
reinterpret_cast<type*>(start), &local);
return boost::allocate_local_shared<T>(boost::noinit_adapt(allocator),
count);
}
template<class T, class A>
@@ -195,24 +171,7 @@ inline typename enable_if_<is_bounded_array<T>::value,
local_shared_ptr<T> >::type
allocate_local_shared_noinit(const A& allocator)
{
typedef typename remove_extent<T>::type type;
typedef typename detail::sp_array_scalar<T>::type scalar;
typedef typename detail::sp_bind_allocator<A, scalar>::type other;
enum {
size = detail::sp_array_count<T, scalar>::value
};
typedef detail::lsp_size_array_state<other, size> state;
typedef detail::sp_array_base<state, false> base;
detail::sp_array_result<other, base> result(allocator, size);
base* node = result.get();
scalar* start = detail::sp_array_start<base, scalar>(node);
::new(static_cast<void*>(node)) base(detail::sp_default(), allocator,
size, start);
detail::lsp_array_base& local = node->state().base();
local.set(node);
result.release();
return local_shared_ptr<T>(detail::lsp_internal_constructor_tag(),
reinterpret_cast<type*>(start), &local);
return boost::allocate_local_shared<T>(boost::noinit_adapt(allocator));
}
} /* boost */

View File

@@ -8,15 +8,16 @@ Distributed under the Boost Software License, Version 1.0.
#ifndef BOOST_SMART_PTR_ALLOCATE_SHARED_ARRAY_HPP
#define BOOST_SMART_PTR_ALLOCATE_SHARED_ARRAY_HPP
#include <boost/smart_ptr/detail/requires_cxx11.hpp>
#include <boost/core/allocator_access.hpp>
#include <boost/core/alloc_construct.hpp>
#include <boost/core/first_scalar.hpp>
#include <boost/smart_ptr/shared_ptr.hpp>
#include <boost/type_traits/alignment_of.hpp>
#include <boost/type_traits/enable_if.hpp>
#include <boost/type_traits/extent.hpp>
#include <boost/type_traits/is_bounded_array.hpp>
#include <boost/type_traits/is_unbounded_array.hpp>
#include <boost/type_traits/has_trivial_assign.hpp>
#include <boost/type_traits/has_trivial_constructor.hpp>
#include <boost/type_traits/has_trivial_destructor.hpp>
#include <boost/type_traits/remove_all_extents.hpp>
#include <boost/type_traits/remove_cv.hpp>
#include <boost/type_traits/remove_extent.hpp>
#include <boost/type_traits/type_with_alignment.hpp>
@@ -25,15 +26,22 @@ namespace boost {
namespace detail {
template<class T>
struct sp_array_scalar {
struct sp_array_element {
typedef typename boost::remove_cv<typename
boost::remove_all_extents<T>::type>::type type;
boost::remove_extent<T>::type>::type type;
};
template<class T, class U>
template<class T>
struct sp_array_count {
enum {
value = sizeof(T) / sizeof(U)
value = 1
};
};
template<class T, std::size_t N>
struct sp_array_count<T[N]> {
enum {
value = N * sp_array_count<T>::value
};
};
@@ -51,18 +59,6 @@ struct sp_align_up {
};
};
#if !defined(BOOST_NO_CXX11_ALLOCATOR)
template<class A, class T>
struct sp_bind_allocator {
typedef typename std::allocator_traits<A>::template rebind_alloc<T> type;
};
#else
template<class A, class T>
struct sp_bind_allocator {
typedef typename A::template rebind<T>::other type;
};
#endif
template<class T>
BOOST_CONSTEXPR inline std::size_t
sp_objects(std::size_t size) BOOST_SP_NOEXCEPT
@@ -70,154 +66,6 @@ sp_objects(std::size_t size) BOOST_SP_NOEXCEPT
return (size + sizeof(T) - 1) / sizeof(T);
}
template<bool E, class A, class T>
inline typename boost::enable_if_<!E &&
boost::has_trivial_destructor<T>::value>::type
sp_array_destroy(A&, T*, std::size_t) BOOST_SP_NOEXCEPT { }
template<bool E, class A, class T>
inline typename boost::enable_if_<!E &&
!boost::has_trivial_destructor<T>::value>::type
sp_array_destroy(A&, T* ptr, std::size_t size)
{
while (size > 0) {
ptr[--size].~T();
}
}
#if !defined(BOOST_NO_CXX11_ALLOCATOR)
template<bool E, class A, class T>
inline typename boost::enable_if_<E>::type
sp_array_destroy(A& allocator, T* ptr, std::size_t size)
{
while (size > 0) {
std::allocator_traits<A>::destroy(allocator, ptr + --size);
}
}
#endif
template<bool E, class A, class T>
class sp_destroyer {
public:
sp_destroyer(A& allocator, T* ptr) BOOST_SP_NOEXCEPT
: allocator_(allocator),
ptr_(ptr),
size_(0) { }
~sp_destroyer() {
sp_array_destroy<E>(allocator_, ptr_, size_);
}
std::size_t& size() BOOST_SP_NOEXCEPT {
return size_;
}
private:
sp_destroyer(const sp_destroyer&);
sp_destroyer& operator=(const sp_destroyer&);
A& allocator_;
T* ptr_;
std::size_t size_;
};
template<bool E, class A, class T>
inline typename boost::enable_if_<!E &&
boost::has_trivial_constructor<T>::value &&
boost::has_trivial_assign<T>::value &&
boost::has_trivial_destructor<T>::value>::type
sp_array_construct(A&, T* ptr, std::size_t size)
{
for (std::size_t i = 0; i < size; ++i) {
ptr[i] = T();
}
}
template<bool E, class A, class T>
inline typename boost::enable_if_<!E &&
boost::has_trivial_constructor<T>::value &&
boost::has_trivial_assign<T>::value &&
boost::has_trivial_destructor<T>::value>::type
sp_array_construct(A&, T* ptr, std::size_t size, const T* list,
std::size_t count)
{
for (std::size_t i = 0; i < size; ++i) {
ptr[i] = list[i % count];
}
}
template<bool E, class A, class T>
inline typename boost::enable_if_<!E &&
!(boost::has_trivial_constructor<T>::value &&
boost::has_trivial_assign<T>::value &&
boost::has_trivial_destructor<T>::value)>::type
sp_array_construct(A& none, T* ptr, std::size_t size)
{
sp_destroyer<E, A, T> hold(none, ptr);
for (std::size_t& i = hold.size(); i < size; ++i) {
::new(static_cast<void*>(ptr + i)) T();
}
hold.size() = 0;
}
template<bool E, class A, class T>
inline typename boost::enable_if_<!E &&
!(boost::has_trivial_constructor<T>::value &&
boost::has_trivial_assign<T>::value &&
boost::has_trivial_destructor<T>::value)>::type
sp_array_construct(A& none, T* ptr, std::size_t size, const T* list,
std::size_t count)
{
sp_destroyer<E, A, T> hold(none, ptr);
for (std::size_t& i = hold.size(); i < size; ++i) {
::new(static_cast<void*>(ptr + i)) T(list[i % count]);
}
hold.size() = 0;
}
#if !defined(BOOST_NO_CXX11_ALLOCATOR)
template<bool E, class A, class T>
inline typename boost::enable_if_<E>::type
sp_array_construct(A& allocator, T* ptr, std::size_t size)
{
sp_destroyer<E, A, T> hold(allocator, ptr);
for (std::size_t& i = hold.size(); i < size; ++i) {
std::allocator_traits<A>::construct(allocator, ptr + i);
}
hold.size() = 0;
}
template<bool E, class A, class T>
inline typename boost::enable_if_<E>::type
sp_array_construct(A& allocator, T* ptr, std::size_t size, const T* list,
std::size_t count)
{
sp_destroyer<E, A, T> hold(allocator, ptr);
for (std::size_t& i = hold.size(); i < size; ++i) {
std::allocator_traits<A>::construct(allocator, ptr + i,
list[i % count]);
}
hold.size() = 0;
}
#endif
template<class A, class T>
inline typename
boost::enable_if_<boost::has_trivial_constructor<T>::value>::type
sp_array_default(A&, T*, std::size_t) BOOST_SP_NOEXCEPT { }
template<class A, class T>
inline typename
boost::enable_if_<!boost::has_trivial_constructor<T>::value>::type
sp_array_default(A& none, T* ptr, std::size_t size)
{
sp_destroyer<false, A, T> hold(none, ptr);
for (std::size_t& i = hold.size(); i < size; ++i) {
::new(static_cast<void*>(ptr + i)) T;
}
hold.size() = 0;
}
template<class A>
class sp_array_state {
public:
@@ -262,29 +110,6 @@ private:
A allocator_;
};
#if !defined(BOOST_NO_CXX11_ALLOCATOR)
template<class A>
struct sp_use_construct {
enum {
value = true
};
};
template<class T>
struct sp_use_construct<std::allocator<T> > {
enum {
value = false
};
};
#else
template<class>
struct sp_use_construct {
enum {
value = false
};
};
#endif
template<class T, class U>
struct sp_array_alignment {
enum {
@@ -300,39 +125,32 @@ struct sp_array_offset {
};
};
template<class T, class U>
struct sp_array_storage {
enum {
value = sp_array_alignment<T, U>::value
};
typedef typename boost::type_with_alignment<value>::type type;
};
template<class T, class U>
template<class U, class T>
inline U*
sp_array_start(void* base) BOOST_SP_NOEXCEPT
sp_array_start(T* base) BOOST_SP_NOEXCEPT
{
enum {
size = sp_array_offset<T, U>::value
};
return reinterpret_cast<U*>(static_cast<char*>(base) + size);
return reinterpret_cast<U*>(reinterpret_cast<char*>(base) + size);
}
template<class A, class T>
class sp_array_creator {
typedef typename A::value_type scalar;
typedef typename A::value_type element;
enum {
offset = sp_array_offset<T, scalar>::value
offset = sp_array_offset<T, element>::value
};
typedef typename sp_array_storage<T, scalar>::type type;
typedef typename boost::type_with_alignment<sp_array_alignment<T,
element>::value>::type type;
public:
template<class U>
sp_array_creator(const U& other, std::size_t size) BOOST_SP_NOEXCEPT
: other_(other),
size_(sp_objects<type>(offset + sizeof(scalar) * size)) { }
size_(sp_objects<type>(offset + sizeof(element) * size)) { }
T* create() {
return reinterpret_cast<T*>(other_.allocate(size_));
@@ -343,13 +161,11 @@ public:
}
private:
typename sp_bind_allocator<A, type>::type other_;
typename boost::allocator_rebind<A, type>::type other_;
std::size_t size_;
};
struct sp_default { };
template<class T, bool E = sp_use_construct<T>::value>
template<class T>
class BOOST_SYMBOL_VISIBLE sp_array_base
: public sp_counted_base {
typedef typename T::type allocator;
@@ -358,50 +174,51 @@ public:
typedef typename allocator::value_type type;
template<class A>
sp_array_base(const A& other, std::size_t size, type* start)
sp_array_base(const A& other, type* start, std::size_t size)
: state_(other, size) {
sp_array_construct<E>(state_.allocator(), start, state_.size());
boost::alloc_construct_n(state_.allocator(),
boost::first_scalar(start),
state_.size() * sp_array_count<type>::value);
}
template<class A>
sp_array_base(const A& other, std::size_t size, const type* list,
std::size_t count, type* start)
template<class A, class U>
sp_array_base(const A& other, type* start, std::size_t size, const U& list)
: state_(other, size) {
sp_array_construct<E>(state_.allocator(), start, state_.size(), list,
count);
}
template<class A>
sp_array_base(sp_default, const A& other, std::size_t size, type* start)
: state_(other, size) {
sp_array_default(state_.allocator(), start, state_.size());
enum {
count = sp_array_count<type>::value
};
boost::alloc_construct_n(state_.allocator(),
boost::first_scalar(start), state_.size() * count,
boost::first_scalar(&list), count);
}
T& state() BOOST_SP_NOEXCEPT {
return state_;
}
virtual void dispose() BOOST_SP_NOEXCEPT {
sp_array_destroy<E>(state_.allocator(),
sp_array_start<sp_array_base, type>(this), state_.size());
void dispose() BOOST_SP_NOEXCEPT BOOST_OVERRIDE {
boost::alloc_destroy_n(state_.allocator(),
boost::first_scalar(sp_array_start<type>(this)),
state_.size() * sp_array_count<type>::value);
}
virtual void destroy() BOOST_SP_NOEXCEPT {
void destroy() BOOST_SP_NOEXCEPT BOOST_OVERRIDE {
sp_array_creator<allocator, sp_array_base> other(state_.allocator(),
state_.size());
this->~sp_array_base();
other.destroy(this);
}
virtual void* get_deleter(const sp_typeinfo&) BOOST_SP_NOEXCEPT {
void* get_deleter(const sp_typeinfo_&) BOOST_SP_NOEXCEPT BOOST_OVERRIDE {
return 0;
}
virtual void* get_local_deleter(const sp_typeinfo&) BOOST_SP_NOEXCEPT {
void* get_local_deleter(const sp_typeinfo_&)
BOOST_SP_NOEXCEPT BOOST_OVERRIDE {
return 0;
}
virtual void* get_untyped_deleter() BOOST_SP_NOEXCEPT {
void* get_untyped_deleter() BOOST_SP_NOEXCEPT BOOST_OVERRIDE {
return 0;
}
@@ -423,11 +240,11 @@ public:
}
}
T* get() const {
T* get() const BOOST_SP_NOEXCEPT {
return result_;
}
void release() {
void release() BOOST_SP_NOEXCEPT {
result_ = 0;
}
@@ -445,40 +262,37 @@ template<class T, class A>
inline typename enable_if_<is_unbounded_array<T>::value, shared_ptr<T> >::type
allocate_shared(const A& allocator, std::size_t count)
{
typedef typename remove_extent<T>::type type;
typedef typename detail::sp_array_scalar<T>::type scalar;
typedef typename detail::sp_bind_allocator<A, scalar>::type other;
typedef typename detail::sp_array_element<T>::type element;
typedef typename allocator_rebind<A, element>::type other;
typedef detail::sp_array_state<other> state;
typedef detail::sp_array_base<state> base;
std::size_t size = count * detail::sp_array_count<type, scalar>::value;
detail::sp_array_result<other, base> result(allocator, size);
detail::sp_counted_base* node = result.get();
scalar* start = detail::sp_array_start<base, scalar>(node);
::new(static_cast<void*>(node)) base(allocator, size, start);
detail::sp_array_result<other, base> result(allocator, count);
base* node = result.get();
element* start = detail::sp_array_start<element>(node);
::new(static_cast<void*>(node)) base(allocator, start, count);
result.release();
return shared_ptr<T>(detail::sp_internal_constructor_tag(),
reinterpret_cast<type*>(start), detail::shared_count(node));
return shared_ptr<T>(detail::sp_internal_constructor_tag(), start,
detail::shared_count(static_cast<detail::sp_counted_base*>(node)));
}
template<class T, class A>
inline typename enable_if_<is_bounded_array<T>::value, shared_ptr<T> >::type
allocate_shared(const A& allocator)
{
typedef typename remove_extent<T>::type type;
typedef typename detail::sp_array_scalar<T>::type scalar;
typedef typename detail::sp_bind_allocator<A, scalar>::type other;
enum {
size = detail::sp_array_count<T, scalar>::value
count = extent<T>::value
};
typedef detail::sp_size_array_state<other, size> state;
typedef typename detail::sp_array_element<T>::type element;
typedef typename allocator_rebind<A, element>::type other;
typedef detail::sp_size_array_state<other, extent<T>::value> state;
typedef detail::sp_array_base<state> base;
detail::sp_array_result<other, base> result(allocator, size);
detail::sp_counted_base* node = result.get();
scalar* start = detail::sp_array_start<base, scalar>(node);
::new(static_cast<void*>(node)) base(allocator, size, start);
detail::sp_array_result<other, base> result(allocator, count);
base* node = result.get();
element* start = detail::sp_array_start<element>(node);
::new(static_cast<void*>(node)) base(allocator, start, count);
result.release();
return shared_ptr<T>(detail::sp_internal_constructor_tag(),
reinterpret_cast<type*>(start), detail::shared_count(node));
return shared_ptr<T>(detail::sp_internal_constructor_tag(), start,
detail::shared_count(static_cast<detail::sp_counted_base*>(node)));
}
template<class T, class A>
@@ -486,23 +300,17 @@ inline typename enable_if_<is_unbounded_array<T>::value, shared_ptr<T> >::type
allocate_shared(const A& allocator, std::size_t count,
const typename remove_extent<T>::type& value)
{
typedef typename remove_extent<T>::type type;
typedef typename detail::sp_array_scalar<T>::type scalar;
typedef typename detail::sp_bind_allocator<A, scalar>::type other;
typedef typename detail::sp_array_element<T>::type element;
typedef typename allocator_rebind<A, element>::type other;
typedef detail::sp_array_state<other> state;
typedef detail::sp_array_base<state> base;
enum {
total = detail::sp_array_count<type, scalar>::value
};
std::size_t size = count * total;
detail::sp_array_result<other, base> result(allocator, size);
detail::sp_counted_base* node = result.get();
scalar* start = detail::sp_array_start<base, scalar>(node);
::new(static_cast<void*>(node)) base(allocator, size,
reinterpret_cast<const scalar*>(&value), total, start);
detail::sp_array_result<other, base> result(allocator, count);
base* node = result.get();
element* start = detail::sp_array_start<element>(node);
::new(static_cast<void*>(node)) base(allocator, start, count, value);
result.release();
return shared_ptr<T>(detail::sp_internal_constructor_tag(),
reinterpret_cast<type*>(start), detail::shared_count(node));
return shared_ptr<T>(detail::sp_internal_constructor_tag(), start,
detail::shared_count(static_cast<detail::sp_counted_base*>(node)));
}
template<class T, class A>
@@ -510,65 +318,34 @@ inline typename enable_if_<is_bounded_array<T>::value, shared_ptr<T> >::type
allocate_shared(const A& allocator,
const typename remove_extent<T>::type& value)
{
typedef typename remove_extent<T>::type type;
typedef typename detail::sp_array_scalar<T>::type scalar;
typedef typename detail::sp_bind_allocator<A, scalar>::type other;
enum {
size = detail::sp_array_count<T, scalar>::value
count = extent<T>::value
};
typedef detail::sp_size_array_state<other, size> state;
typedef typename detail::sp_array_element<T>::type element;
typedef typename allocator_rebind<A, element>::type other;
typedef detail::sp_size_array_state<other, extent<T>::value> state;
typedef detail::sp_array_base<state> base;
detail::sp_array_result<other, base> result(allocator, size);
detail::sp_counted_base* node = result.get();
scalar* start = detail::sp_array_start<base, scalar>(node);
::new(static_cast<void*>(node)) base(allocator, size,
reinterpret_cast<const scalar*>(&value),
detail::sp_array_count<type, scalar>::value, start);
detail::sp_array_result<other, base> result(allocator, count);
base* node = result.get();
element* start = detail::sp_array_start<element>(node);
::new(static_cast<void*>(node)) base(allocator, start, count, value);
result.release();
return shared_ptr<T>(detail::sp_internal_constructor_tag(),
reinterpret_cast<type*>(start), detail::shared_count(node));
return shared_ptr<T>(detail::sp_internal_constructor_tag(), start,
detail::shared_count(static_cast<detail::sp_counted_base*>(node)));
}
template<class T, class A>
inline typename enable_if_<is_unbounded_array<T>::value, shared_ptr<T> >::type
allocate_shared_noinit(const A& allocator, std::size_t count)
{
typedef typename remove_extent<T>::type type;
typedef typename detail::sp_array_scalar<T>::type scalar;
typedef typename detail::sp_bind_allocator<A, scalar>::type other;
typedef detail::sp_array_state<other> state;
typedef detail::sp_array_base<state, false> base;
std::size_t size = count * detail::sp_array_count<type, scalar>::value;
detail::sp_array_result<other, base> result(allocator, size);
detail::sp_counted_base* node = result.get();
scalar* start = detail::sp_array_start<base, scalar>(node);
::new(static_cast<void*>(node)) base(detail::sp_default(), allocator,
size, start);
result.release();
return shared_ptr<T>(detail::sp_internal_constructor_tag(),
reinterpret_cast<type*>(start), detail::shared_count(node));
return boost::allocate_shared<T>(boost::noinit_adapt(allocator), count);
}
template<class T, class A>
inline typename enable_if_<is_bounded_array<T>::value, shared_ptr<T> >::type
allocate_shared_noinit(const A& allocator)
{
typedef typename remove_extent<T>::type type;
typedef typename detail::sp_array_scalar<T>::type scalar;
typedef typename detail::sp_bind_allocator<A, scalar>::type other;
enum {
size = detail::sp_array_count<T, scalar>::value
};
typedef detail::sp_size_array_state<other, size> state;
typedef detail::sp_array_base<state, false> base;
detail::sp_array_result<other, base> result(allocator, size);
detail::sp_counted_base* node = result.get();
scalar* start = detail::sp_array_start<base, scalar>(node);
::new(static_cast<void*>(node)) base(detail::sp_default(), allocator,
size, start);
result.release();
return shared_ptr<T>(detail::sp_internal_constructor_tag(),
reinterpret_cast<type*>(start), detail::shared_count(node));
return boost::allocate_shared<T>(boost::noinit_adapt(allocator));
}
} /* boost */

View File

@@ -0,0 +1,492 @@
/*
Copyright 2019-2021 Glen Joseph Fernandes
(glenjofe@gmail.com)
Distributed under the Boost Software License, Version 1.0.
(http://www.boost.org/LICENSE_1_0.txt)
*/
#ifndef BOOST_SMART_PTR_ALLOCATE_UNIQUE_HPP
#define BOOST_SMART_PTR_ALLOCATE_UNIQUE_HPP
#include <boost/smart_ptr/detail/requires_cxx11.hpp>
#include <boost/smart_ptr/detail/sp_noexcept.hpp>
#include <boost/smart_ptr/detail/sp_nullptr_t.hpp>
#include <boost/core/allocator_access.hpp>
#include <boost/core/alloc_construct.hpp>
#include <boost/core/empty_value.hpp>
#include <boost/core/first_scalar.hpp>
#include <boost/core/noinit_adaptor.hpp>
#include <boost/core/pointer_traits.hpp>
#include <boost/type_traits/enable_if.hpp>
#include <boost/type_traits/extent.hpp>
#include <boost/type_traits/is_array.hpp>
#include <boost/type_traits/is_bounded_array.hpp>
#include <boost/type_traits/is_unbounded_array.hpp>
#include <boost/type_traits/remove_cv.hpp>
#include <boost/type_traits/remove_extent.hpp>
#include <boost/type_traits/type_identity.hpp>
#include <boost/config.hpp>
#include <memory>
#include <utility>
namespace boost {
namespace detail {
template<class T>
struct sp_alloc_size {
BOOST_STATIC_CONSTEXPR std::size_t value = 1;
};
template<class T>
struct sp_alloc_size<T[]> {
BOOST_STATIC_CONSTEXPR std::size_t value = sp_alloc_size<T>::value;
};
template<class T, std::size_t N>
struct sp_alloc_size<T[N]> {
BOOST_STATIC_CONSTEXPR std::size_t value = N * sp_alloc_size<T>::value;
};
template<class T>
struct sp_alloc_result {
typedef T type;
};
template<class T, std::size_t N>
struct sp_alloc_result<T[N]> {
typedef T type[];
};
template<class T>
struct sp_alloc_value {
typedef typename boost::remove_cv<typename
boost::remove_extent<T>::type>::type type;
};
template<class T, class P>
class sp_alloc_ptr {
public:
typedef T element_type;
sp_alloc_ptr() BOOST_SP_NOEXCEPT
: p_() { }
#if defined(BOOST_MSVC) && BOOST_MSVC == 1600
sp_alloc_ptr(T* p) BOOST_SP_NOEXCEPT
: p_(const_cast<typename boost::remove_cv<T>::type*>(p)) { }
#endif
sp_alloc_ptr(std::size_t, P p) BOOST_SP_NOEXCEPT
: p_(p) { }
#if !defined(BOOST_NO_CXX11_NULLPTR)
sp_alloc_ptr(detail::sp_nullptr_t) BOOST_SP_NOEXCEPT
: p_() { }
#endif
T& operator*() const {
return *p_;
}
T* operator->() const BOOST_SP_NOEXCEPT {
return boost::to_address(p_);
}
#if !defined(BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS)
explicit operator bool() const BOOST_SP_NOEXCEPT {
return !!p_;
}
#endif
bool operator!() const BOOST_SP_NOEXCEPT {
return !p_;
}
P ptr() const BOOST_SP_NOEXCEPT {
return p_;
}
BOOST_STATIC_CONSTEXPR std::size_t size() BOOST_SP_NOEXCEPT {
return 1;
}
#if defined(BOOST_MSVC) && BOOST_MSVC < 1910
static sp_alloc_ptr pointer_to(T& v) {
return sp_alloc_ptr(1,
std::pointer_traits<P>::pointer_to(const_cast<typename
boost::remove_cv<T>::type&>(v)));
}
#endif
private:
P p_;
};
template<class T, class P>
class sp_alloc_ptr<T[], P> {
public:
typedef T element_type;
sp_alloc_ptr() BOOST_SP_NOEXCEPT
: p_() { }
sp_alloc_ptr(std::size_t n, P p) BOOST_SP_NOEXCEPT
: p_(p)
, n_(n) { }
#if !defined(BOOST_NO_CXX11_NULLPTR)
sp_alloc_ptr(detail::sp_nullptr_t) BOOST_SP_NOEXCEPT
: p_() { }
#endif
T& operator[](std::size_t i) const {
return p_[i];
}
#if !defined(BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS)
explicit operator bool() const BOOST_SP_NOEXCEPT {
return !!p_;
}
#endif
bool operator!() const BOOST_SP_NOEXCEPT {
return !p_;
}
P ptr() const BOOST_SP_NOEXCEPT {
return p_;
}
std::size_t size() const BOOST_SP_NOEXCEPT {
return n_;
}
#if defined(BOOST_MSVC) && BOOST_MSVC < 1910
static sp_alloc_ptr pointer_to(T& v) {
return sp_alloc_ptr(n_,
std::pointer_traits<P>::pointer_to(const_cast<typename
boost::remove_cv<T>::type&>(v)));
}
#endif
private:
P p_;
std::size_t n_;
};
template<class T, std::size_t N, class P>
class sp_alloc_ptr<T[N], P> {
public:
typedef T element_type;
sp_alloc_ptr() BOOST_SP_NOEXCEPT
: p_() { }
sp_alloc_ptr(std::size_t, P p) BOOST_SP_NOEXCEPT
: p_(p) { }
#if !defined(BOOST_NO_CXX11_NULLPTR)
sp_alloc_ptr(detail::sp_nullptr_t) BOOST_SP_NOEXCEPT
: p_() { }
#endif
T& operator[](std::size_t i) const {
return p_[i];
}
#if !defined(BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS)
explicit operator bool() const BOOST_SP_NOEXCEPT {
return !!p_;
}
#endif
bool operator!() const BOOST_SP_NOEXCEPT {
return !p_;
}
P ptr() const BOOST_SP_NOEXCEPT {
return p_;
}
BOOST_STATIC_CONSTEXPR std::size_t size() BOOST_SP_NOEXCEPT {
return N;
}
#if defined(BOOST_MSVC) && BOOST_MSVC < 1910
static sp_alloc_ptr pointer_to(T& v) {
return sp_alloc_ptr(N,
std::pointer_traits<P>::pointer_to(const_cast<typename
boost::remove_cv<T>::type&>(v)));
}
#endif
private:
P p_;
};
template<class T, class P>
inline bool
operator==(const sp_alloc_ptr<T, P>& lhs, const sp_alloc_ptr<T, P>& rhs)
{
return lhs.ptr() == rhs.ptr();
}
template<class T, class P>
inline bool
operator!=(const sp_alloc_ptr<T, P>& lhs, const sp_alloc_ptr<T, P>& rhs)
{
return !(lhs == rhs);
}
#if !defined(BOOST_NO_CXX11_NULLPTR)
template<class T, class P>
inline bool
operator==(const sp_alloc_ptr<T, P>& lhs,
detail::sp_nullptr_t) BOOST_SP_NOEXCEPT
{
return !lhs.ptr();
}
template<class T, class P>
inline bool
operator==(detail::sp_nullptr_t,
const sp_alloc_ptr<T, P>& rhs) BOOST_SP_NOEXCEPT
{
return !rhs.ptr();
}
template<class T, class P>
inline bool
operator!=(const sp_alloc_ptr<T, P>& lhs,
detail::sp_nullptr_t) BOOST_SP_NOEXCEPT
{
return !!lhs.ptr();
}
template<class T, class P>
inline bool
operator!=(detail::sp_nullptr_t,
const sp_alloc_ptr<T, P>& rhs) BOOST_SP_NOEXCEPT
{
return !!rhs.ptr();
}
#endif
template<class A>
inline void
sp_alloc_clear(A& a, typename boost::allocator_pointer<A>::type p, std::size_t,
boost::false_type)
{
boost::alloc_destroy(a, boost::to_address(p));
}
template<class A>
inline void
sp_alloc_clear(A& a, typename boost::allocator_pointer<A>::type p,
std::size_t n, boost::true_type)
{
#if defined(BOOST_MSVC) && BOOST_MSVC < 1800
if (!p) {
return;
}
#endif
boost::alloc_destroy_n(a, boost::first_scalar(boost::to_address(p)),
n * sp_alloc_size<typename A::value_type>::value);
}
} /* detail */
template<class T, class A>
class alloc_deleter
: empty_value<typename allocator_rebind<A,
typename detail::sp_alloc_value<T>::type>::type> {
typedef typename allocator_rebind<A,
typename detail::sp_alloc_value<T>::type>::type allocator;
typedef empty_value<allocator> base;
public:
typedef detail::sp_alloc_ptr<T,
typename allocator_pointer<allocator>::type> pointer;
explicit alloc_deleter(const allocator& a) BOOST_SP_NOEXCEPT
: base(empty_init_t(), a) { }
void operator()(pointer p) {
detail::sp_alloc_clear(base::get(), p.ptr(), p.size(), is_array<T>());
base::get().deallocate(p.ptr(), p.size());
}
};
#if !defined(BOOST_NO_CXX11_TEMPLATE_ALIASES)
template<class T, class A>
using alloc_noinit_deleter = alloc_deleter<T, noinit_adaptor<A> >;
#endif
namespace detail {
template<class T, class A>
class sp_alloc_make {
public:
typedef typename boost::allocator_rebind<A,
typename sp_alloc_value<T>::type>::type allocator;
private:
typedef boost::alloc_deleter<T, A> deleter;
public:
typedef std::unique_ptr<typename sp_alloc_result<T>::type, deleter> type;
sp_alloc_make(const A& a, std::size_t n)
: a_(a)
, n_(n)
, p_(a_.allocate(n)) { }
~sp_alloc_make() {
if (p_) {
a_.deallocate(p_, n_);
}
}
typename allocator::value_type* get() const BOOST_SP_NOEXCEPT {
return boost::to_address(p_);
}
allocator& state() BOOST_SP_NOEXCEPT {
return a_;
}
type release() BOOST_SP_NOEXCEPT {
pointer p = p_;
p_ = pointer();
return type(typename deleter::pointer(n_, p), deleter(a_));
}
private:
typedef typename boost::allocator_pointer<allocator>::type pointer;
allocator a_;
std::size_t n_;
pointer p_;
};
} /* detail */
template<class T, class A>
inline typename enable_if_<!is_array<T>::value,
std::unique_ptr<T, alloc_deleter<T, A> > >::type
allocate_unique(const A& alloc)
{
detail::sp_alloc_make<T, A> c(alloc, 1);
boost::alloc_construct(c.state(), c.get());
return c.release();
}
#if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
template<class T, class A, class... Args>
inline typename enable_if_<!is_array<T>::value,
std::unique_ptr<T, alloc_deleter<T, A> > >::type
allocate_unique(const A& alloc, Args&&... args)
{
detail::sp_alloc_make<T, A> c(alloc, 1);
boost::alloc_construct(c.state(), c.get(), std::forward<Args>(args)...);
return c.release();
}
#endif
template<class T, class A>
inline typename enable_if_<!is_array<T>::value,
std::unique_ptr<T, alloc_deleter<T, A> > >::type
allocate_unique(const A& alloc, typename type_identity<T>::type&& value)
{
detail::sp_alloc_make<T, A> c(alloc, 1);
boost::alloc_construct(c.state(), c.get(), std::move(value));
return c.release();
}
template<class T, class A>
inline typename enable_if_<!is_array<T>::value,
std::unique_ptr<T, alloc_deleter<T, noinit_adaptor<A> > > >::type
allocate_unique_noinit(const A& alloc)
{
return boost::allocate_unique<T, noinit_adaptor<A> >(alloc);
}
template<class T, class A>
inline typename enable_if_<is_unbounded_array<T>::value,
std::unique_ptr<T, alloc_deleter<T, A> > >::type
allocate_unique(const A& alloc, std::size_t size)
{
detail::sp_alloc_make<T, A> c(alloc, size);
boost::alloc_construct_n(c.state(), boost::first_scalar(c.get()),
size * detail::sp_alloc_size<T>::value);
return c.release();
}
template<class T, class A>
inline typename enable_if_<is_bounded_array<T>::value,
std::unique_ptr<typename detail::sp_alloc_result<T>::type,
alloc_deleter<T, A> > >::type
allocate_unique(const A& alloc)
{
detail::sp_alloc_make<T, A> c(alloc, extent<T>::value);
boost::alloc_construct_n(c.state(), boost::first_scalar(c.get()),
detail::sp_alloc_size<T>::value);
return c.release();
}
template<class T, class A>
inline typename enable_if_<is_unbounded_array<T>::value,
std::unique_ptr<T, alloc_deleter<T, noinit_adaptor<A> > > >::type
allocate_unique_noinit(const A& alloc, std::size_t size)
{
return boost::allocate_unique<T, noinit_adaptor<A> >(alloc, size);
}
template<class T, class A>
inline typename enable_if_<is_bounded_array<T>::value,
std::unique_ptr<typename detail::sp_alloc_result<T>::type,
alloc_deleter<T, noinit_adaptor<A> > > >::type
allocate_unique_noinit(const A& alloc)
{
return boost::allocate_unique<T, noinit_adaptor<A> >(alloc);
}
template<class T, class A>
inline typename enable_if_<is_unbounded_array<T>::value,
std::unique_ptr<T, alloc_deleter<T, A> > >::type
allocate_unique(const A& alloc, std::size_t size,
const typename remove_extent<T>::type& value)
{
detail::sp_alloc_make<T, A> c(alloc, size);
boost::alloc_construct_n(c.state(), boost::first_scalar(c.get()),
size * detail::sp_alloc_size<T>::value, boost::first_scalar(&value),
detail::sp_alloc_size<typename remove_extent<T>::type>::value);
return c.release();
}
template<class T, class A>
inline typename enable_if_<is_bounded_array<T>::value,
std::unique_ptr<typename detail::sp_alloc_result<T>::type,
alloc_deleter<T, A> > >::type
allocate_unique(const A& alloc,
const typename remove_extent<T>::type& value)
{
detail::sp_alloc_make<T, A> c(alloc, extent<T>::value);
boost::alloc_construct_n(c.state(), boost::first_scalar(c.get()),
detail::sp_alloc_size<T>::value, boost::first_scalar(&value),
detail::sp_alloc_size<typename remove_extent<T>::type>::value);
return c.release();
}
template<class T, class U, class A>
inline typename allocator_pointer<typename allocator_rebind<A,
typename detail::sp_alloc_value<T>::type>::type>::type
get_allocator_pointer(const std::unique_ptr<T,
alloc_deleter<U, A> >& p) BOOST_NOEXCEPT
{
return p.get().ptr();
}
} /* boost */
#endif

View File

@@ -13,6 +13,7 @@
// See http://www.boost.org/libs/smart_ptr/ for documentation.
//
#include <boost/smart_ptr/detail/requires_cxx11.hpp>
#include <boost/smart_ptr/shared_ptr.hpp>
#include <boost/smart_ptr/detail/spinlock.hpp>
#include <cstring>
@@ -63,6 +64,11 @@ public:
{
}
atomic_shared_ptr( shared_ptr<T> p ) BOOST_SP_NOEXCEPT
: p_( std::move( p ) ), l_ BOOST_DETAIL_SPINLOCK_INIT
{
}
#else
atomic_shared_ptr() BOOST_SP_NOEXCEPT
@@ -71,8 +77,6 @@ public:
std::memcpy( &l_, &init, sizeof( init ) );
}
#endif
atomic_shared_ptr( shared_ptr<T> p ) BOOST_SP_NOEXCEPT
#if !defined( BOOST_NO_CXX11_RVALUE_REFERENCES )
: p_( std::move( p ) )
@@ -84,6 +88,8 @@ public:
std::memcpy( &l_, &init, sizeof( init ) );
}
#endif
atomic_shared_ptr& operator=( shared_ptr<T> r ) BOOST_SP_NOEXCEPT
{
boost::detail::spinlock::scoped_lock lock( l_ );

View File

@@ -20,7 +20,7 @@
#include <boost/config.hpp>
#include <exception>
#ifdef __BORLANDC__
#ifdef BOOST_BORLANDC
# pragma warn -8026 // Functions with excep. spec. are not expanded inline
#endif
@@ -33,7 +33,7 @@ namespace boost
// is compiled with -ps, the compiler issues an error.
// Hence, the temporary #pragma option -pc below.
#if defined(__BORLANDC__) && __BORLANDC__ <= 0x564
#if defined(BOOST_BORLANDC) && BOOST_BORLANDC <= 0x564
# pragma option push -pc
#endif
@@ -47,7 +47,7 @@ class bad_weak_ptr: public std::exception
{
public:
virtual char const * what() const BOOST_NOEXCEPT_OR_NOTHROW
char const * what() const BOOST_NOEXCEPT_OR_NOTHROW BOOST_OVERRIDE
{
return "tr1::bad_weak_ptr";
}
@@ -57,13 +57,13 @@ public:
# pragma clang diagnostic pop
#endif
#if defined(__BORLANDC__) && __BORLANDC__ <= 0x564
#if defined(BOOST_BORLANDC) && BOOST_BORLANDC <= 0x564
# pragma option pop
#endif
} // namespace boost
#ifdef __BORLANDC__
#ifdef BOOST_BORLANDC
# pragma warn .8026 // Functions with excep. spec. are not expanded inline
#endif

View File

@@ -43,8 +43,9 @@
// Memory Ordering: acquire/release
//
#include <boost/smart_ptr/detail/sp_has_gcc_intrinsics.hpp>
#include <boost/smart_ptr/detail/sp_has_sync_intrinsics.hpp>
#include <boost/config.hpp>
#include <boost/smart_ptr/detail/sp_has_sync.hpp>
#if defined( BOOST_AC_DISABLE_THREADS )
# include <boost/smart_ptr/detail/atomic_count_nt.hpp>
@@ -73,15 +74,18 @@
#elif defined( BOOST_DISABLE_THREADS ) && !defined( BOOST_SP_ENABLE_THREADS ) && !defined( BOOST_DISABLE_WIN32 )
# include <boost/smart_ptr/detail/atomic_count_nt.hpp>
#elif defined( BOOST_SP_HAS_GCC_INTRINSICS )
# include <boost/smart_ptr/detail/atomic_count_gcc_atomic.hpp>
#elif !defined( BOOST_NO_CXX11_HDR_ATOMIC )
# include <boost/smart_ptr/detail/atomic_count_std_atomic.hpp>
#elif defined( BOOST_SP_HAS_SYNC_INTRINSICS )
# include <boost/smart_ptr/detail/atomic_count_sync.hpp>
#elif defined( __GNUC__ ) && ( defined( __i386__ ) || defined( __x86_64__ ) ) && !defined( __PATHSCALE__ )
# include <boost/smart_ptr/detail/atomic_count_gcc_x86.hpp>
#elif defined( BOOST_SP_HAS_SYNC )
# include <boost/smart_ptr/detail/atomic_count_sync.hpp>
#elif defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__CYGWIN__)
# include <boost/smart_ptr/detail/atomic_count_win32.hpp>

View File

@@ -23,6 +23,13 @@
# include <bits/atomicity.h>
#endif
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using libstdc++ atomic_count")
#endif
namespace boost
{

View File

@@ -0,0 +1,63 @@
#ifndef BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_GCC_ATOMIC_HPP_INCLUDED
#define BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_GCC_ATOMIC_HPP_INCLUDED
// boost/detail/atomic_count_gcc_atomic.hpp
//
// atomic_count for g++ 4.7+
//
// Copyright 2007, 2020 Peter Dimov
//
// Distributed under the Boost Software License, Version 1.0.
// https://www.boost.org/LICENSE_1_0.txt
#include <boost/cstdint.hpp>
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using __atomic atomic_count")
#endif
namespace boost
{
namespace detail
{
class atomic_count
{
public:
explicit atomic_count( long v ): value_( static_cast< boost::int_least32_t >( v ) )
{
}
long operator++()
{
return __atomic_add_fetch( &value_, +1, __ATOMIC_ACQ_REL );
}
long operator--()
{
return __atomic_add_fetch( &value_, -1, __ATOMIC_ACQ_REL );
}
operator long() const
{
return __atomic_load_n( &value_, __ATOMIC_ACQUIRE );
}
private:
atomic_count(atomic_count const &);
atomic_count & operator=(atomic_count const &);
boost::int_least32_t value_;
};
} // namespace detail
} // namespace boost
#endif // #ifndef BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_GCC_ATOMIC_HPP_INCLUDED

View File

@@ -13,6 +13,17 @@
// http://www.boost.org/LICENSE_1_0.txt)
//
#include <boost/smart_ptr/detail/sp_obsolete.hpp>
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using g++/x86 atomic_count")
#endif
BOOST_SP_OBSOLETE()
namespace boost
{

View File

@@ -15,6 +15,13 @@
// http://www.boost.org/LICENSE_1_0.txt
//
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using single-threaded, non-atomic atomic_count")
#endif
namespace boost
{

View File

@@ -14,6 +14,13 @@
#include <boost/assert.hpp>
#include <pthread.h>
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using pthread_mutex atomic_count")
#endif
//
// The generic pthread_mutex-based implementation sometimes leads to
// inefficiencies. Example: a class with two atomic_count members

View File

@@ -1,59 +0,0 @@
#ifndef BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_SOLARIS_HPP_INCLUDED
#define BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_SOLARIS_HPP_INCLUDED
//
// boost/detail/atomic_count_solaris.hpp
// based on: boost/detail/atomic_count_win32.hpp
//
// Copyright (c) 2001-2005 Peter Dimov
// Copyright (c) 2006 Michael van der Westhuizen
//
// Distributed under the Boost Software License, Version 1.0. (See
// accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//
#include <atomic.h>
namespace boost
{
namespace detail
{
class atomic_count
{
public:
explicit atomic_count( uint32_t v ): value_( v )
{
}
long operator++()
{
return atomic_inc_32_nv( &value_ );
}
long operator--()
{
return atomic_dec_32_nv( &value_ );
}
operator uint32_t() const
{
return static_cast<uint32_t const volatile &>( value_ );
}
private:
atomic_count( atomic_count const & );
atomic_count & operator=( atomic_count const & );
uint32_t value_;
};
} // namespace detail
} // namespace boost
#endif // #ifndef BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_SOLARIS_HPP_INCLUDED

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@@ -13,6 +13,13 @@
#include <boost/smart_ptr/detail/spinlock_pool.hpp>
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using spinlock-based atomic_count")
#endif
namespace boost
{

View File

@@ -16,6 +16,13 @@
#include <atomic>
#include <cstdint>
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using std::atomic atomic_count")
#endif
namespace boost
{
@@ -26,7 +33,7 @@ class atomic_count
{
public:
explicit atomic_count( long v ): value_( v )
explicit atomic_count( long v ): value_( static_cast< std::int_least32_t >( v ) )
{
}

View File

@@ -15,10 +15,19 @@
// http://www.boost.org/LICENSE_1_0.txt)
//
#include <boost/cstdint.hpp>
#if defined( __ia64__ ) && defined( __INTEL_COMPILER )
# include <ia64intrin.h>
#endif
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using __sync atomic_count")
#endif
namespace boost
{
@@ -29,7 +38,9 @@ class atomic_count
{
public:
explicit atomic_count( long v ) : value_( v ) {}
explicit atomic_count( long v ): value_( static_cast< boost::int_least32_t >( v ) )
{
}
long operator++()
{
@@ -51,7 +62,7 @@ private:
atomic_count(atomic_count const &);
atomic_count & operator=(atomic_count const &);
mutable long value_;
mutable boost::int_least32_t value_;
};
} // namespace detail

View File

@@ -19,6 +19,13 @@
#include <boost/smart_ptr/detail/sp_interlocked.hpp>
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using Win32 atomic_count")
#endif
namespace boost
{

View File

@@ -28,15 +28,12 @@
#include <boost/config.hpp>
#if !defined(BOOST_HAS_THREADS)
# include <boost/smart_ptr/detail/lwm_nop.hpp>
#elif defined(BOOST_HAS_PTHREADS)
# include <boost/smart_ptr/detail/lwm_pthreads.hpp>
#elif defined(BOOST_HAS_WINTHREADS) || defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__CYGWIN__)
#if !defined(BOOST_NO_CXX11_HDR_MUTEX )
# include <boost/smart_ptr/detail/lwm_std_mutex.hpp>
#elif defined(_WIN32) || defined(__WIN32__) || defined(__CYGWIN__)
# include <boost/smart_ptr/detail/lwm_win32_cs.hpp>
#else
// Use #define BOOST_DISABLE_THREADS to avoid the error
# error Unrecognized threading platform
# include <boost/smart_ptr/detail/lwm_pthreads.hpp>
#endif
#endif // #ifndef BOOST_SMART_PTR_DETAIL_LIGHTWEIGHT_MUTEX_HPP_INCLUDED

View File

@@ -0,0 +1,188 @@
#ifndef BOOST_SMART_PTR_DETAIL_LIGHTWEIGHT_THREAD_HPP_INCLUDED
#define BOOST_SMART_PTR_DETAIL_LIGHTWEIGHT_THREAD_HPP_INCLUDED
// MS compatible compilers support #pragma once
#if defined(_MSC_VER) && (_MSC_VER >= 1020)
# pragma once
#endif
// boost/detail/lightweight_thread.hpp
//
// Copyright (c) 2002 Peter Dimov and Multi Media Ltd.
// Copyright (c) 2008, 2018 Peter Dimov
//
// Distributed under the Boost Software License, Version 1.0.
// See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt
//
//
// typedef /*...*/ lw_thread_t; // as pthread_t
// template<class F> int lw_thread_create( lw_thread_t & th, F f );
// void lw_thread_join( lw_thread_t th );
#include <boost/config.hpp>
#include <memory>
#include <cerrno>
#if defined( BOOST_HAS_PTHREADS )
#include <pthread.h>
namespace boost
{
namespace detail
{
typedef ::pthread_t lw_thread_t;
inline int lw_thread_create_( lw_thread_t* thread, const pthread_attr_t* attr, void* (*start_routine)( void* ), void* arg )
{
return ::pthread_create( thread, attr, start_routine, arg );
}
inline void lw_thread_join( lw_thread_t th )
{
::pthread_join( th, 0 );
}
} // namespace detail
} // namespace boost
#else // defined( BOOST_HAS_PTHREADS )
#include <windows.h>
#include <process.h>
namespace boost
{
namespace detail
{
typedef HANDLE lw_thread_t;
inline int lw_thread_create_( lw_thread_t * thread, void const *, unsigned (__stdcall * start_routine) (void*), void* arg )
{
HANDLE h = (HANDLE)_beginthreadex( 0, 0, start_routine, arg, 0, 0 );
if( h != 0 )
{
*thread = h;
return 0;
}
else
{
return EAGAIN;
}
}
inline void lw_thread_join( lw_thread_t thread )
{
::WaitForSingleObject( thread, INFINITE );
::CloseHandle( thread );
}
} // namespace detail
} // namespace boost
#endif // defined( BOOST_HAS_PTHREADS )
namespace boost
{
namespace detail
{
class lw_abstract_thread
{
public:
virtual ~lw_abstract_thread() {}
virtual void run() = 0;
};
#if defined( BOOST_HAS_PTHREADS )
extern "C" void * lw_thread_routine( void * pv )
{
#if defined(BOOST_NO_CXX11_SMART_PTR)
std::auto_ptr<lw_abstract_thread> pt( static_cast<lw_abstract_thread *>( pv ) );
#else
std::unique_ptr<lw_abstract_thread> pt( static_cast<lw_abstract_thread *>( pv ) );
#endif
pt->run();
return 0;
}
#else
unsigned __stdcall lw_thread_routine( void * pv )
{
#if defined(BOOST_NO_CXX11_SMART_PTR)
std::auto_ptr<lw_abstract_thread> pt( static_cast<lw_abstract_thread *>( pv ) );
#else
std::unique_ptr<lw_abstract_thread> pt( static_cast<lw_abstract_thread *>( pv ) );
#endif
pt->run();
return 0;
}
#endif
template<class F> class lw_thread_impl: public lw_abstract_thread
{
public:
explicit lw_thread_impl( F f ): f_( f )
{
}
void run()
{
f_();
}
private:
F f_;
};
template<class F> int lw_thread_create( lw_thread_t & th, F f )
{
#if defined(BOOST_NO_CXX11_SMART_PTR)
std::auto_ptr<lw_abstract_thread> p( new lw_thread_impl<F>( f ) );
#else
std::unique_ptr<lw_abstract_thread> p( new lw_thread_impl<F>( f ) );
#endif
int r = lw_thread_create_( &th, 0, lw_thread_routine, p.get() );
if( r == 0 )
{
p.release();
}
return r;
}
} // namespace detail
} // namespace boost
#endif // #ifndef BOOST_SMART_PTR_DETAIL_LIGHTWEIGHT_THREAD_HPP_INCLUDED

View File

@@ -113,12 +113,12 @@ public:
#endif
virtual void local_cb_destroy() BOOST_SP_NOEXCEPT
void local_cb_destroy() BOOST_SP_NOEXCEPT BOOST_OVERRIDE
{
delete this;
}
virtual boost::detail::shared_count local_cb_get_shared_count() const BOOST_SP_NOEXCEPT
boost::detail::shared_count local_cb_get_shared_count() const BOOST_SP_NOEXCEPT BOOST_OVERRIDE
{
return pn_;
}
@@ -130,12 +130,12 @@ public:
shared_count pn_;
virtual void local_cb_destroy() BOOST_SP_NOEXCEPT
void local_cb_destroy() BOOST_SP_NOEXCEPT BOOST_OVERRIDE
{
shared_count().swap( pn_ );
}
virtual boost::detail::shared_count local_cb_get_shared_count() const BOOST_SP_NOEXCEPT
boost::detail::shared_count local_cb_get_shared_count() const BOOST_SP_NOEXCEPT BOOST_OVERRIDE
{
return pn_;
}

View File

@@ -1,37 +0,0 @@
#ifndef BOOST_SMART_PTR_DETAIL_LWM_NOP_HPP_INCLUDED
#define BOOST_SMART_PTR_DETAIL_LWM_NOP_HPP_INCLUDED
// MS compatible compilers support #pragma once
#if defined(_MSC_VER) && (_MSC_VER >= 1020)
# pragma once
#endif
//
// boost/detail/lwm_nop.hpp
//
// Copyright (c) 2002 Peter Dimov and Multi Media Ltd.
//
// Distributed under the Boost Software License, Version 1.0. (See
// accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//
namespace boost
{
namespace detail
{
class lightweight_mutex
{
public:
typedef lightweight_mutex scoped_lock;
};
} // namespace detail
} // namespace boost
#endif // #ifndef BOOST_SMART_PTR_DETAIL_LWM_NOP_HPP_INCLUDED

View File

@@ -0,0 +1,62 @@
#ifndef BOOST_SMART_PTR_DETAIL_LWM_STD_MUTEX_HPP_INCLUDED
#define BOOST_SMART_PTR_DETAIL_LWM_STD_MUTEX_HPP_INCLUDED
// Copyright 2020 Peter Dimov
// Distributed under the Boost Software License, Version 1.0.
// https://www.boost.org/LICENSE_1_0.txt)
#include <boost/assert.hpp>
#include <mutex>
namespace boost
{
namespace detail
{
class lightweight_mutex
{
private:
std::mutex m_;
lightweight_mutex(lightweight_mutex const &);
lightweight_mutex & operator=(lightweight_mutex const &);
public:
lightweight_mutex()
{
}
class scoped_lock;
friend class scoped_lock;
class scoped_lock
{
private:
std::mutex & m_;
scoped_lock(scoped_lock const &);
scoped_lock & operator=(scoped_lock const &);
public:
scoped_lock( lightweight_mutex & m ): m_( m.m_ )
{
m_.lock();
}
~scoped_lock()
{
m_.unlock();
}
};
};
} // namespace detail
} // namespace boost
#endif // #ifndef BOOST_SMART_PTR_DETAIL_LWM_STD_MUTEX_HPP_INCLUDED

View File

@@ -11,15 +11,12 @@
// boost/detail/lwm_win32_cs.hpp
//
// Copyright (c) 2002, 2003 Peter Dimov
// Copyright (c) Microsoft Corporation 2014
//
// Distributed under the Boost Software License, Version 1.0. (See
// accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//
#include <boost/predef.h>
#ifdef BOOST_USE_WINDOWS_H
#include <windows.h>
@@ -52,11 +49,7 @@ struct critical_section
#endif
};
#if BOOST_PLAT_WINDOWS_RUNTIME
extern "C" __declspec(dllimport) void __stdcall InitializeCriticalSectionEx(::_RTL_CRITICAL_SECTION *, unsigned long, unsigned long);
#else
extern "C" __declspec(dllimport) void __stdcall InitializeCriticalSection(::_RTL_CRITICAL_SECTION *);
#endif
extern "C" __declspec(dllimport) void __stdcall EnterCriticalSection(::_RTL_CRITICAL_SECTION *);
extern "C" __declspec(dllimport) void __stdcall LeaveCriticalSection(::_RTL_CRITICAL_SECTION *);
extern "C" __declspec(dllimport) void __stdcall DeleteCriticalSection(::_RTL_CRITICAL_SECTION *);
@@ -67,11 +60,7 @@ typedef ::_RTL_CRITICAL_SECTION rtl_critical_section;
typedef ::CRITICAL_SECTION critical_section;
#if BOOST_PLAT_WINDOWS_RUNTIME
using ::InitializeCriticalSectionEx;
#else
using ::InitializeCriticalSection;
#endif
using ::EnterCriticalSection;
using ::LeaveCriticalSection;
using ::DeleteCriticalSection;
@@ -93,11 +82,7 @@ public:
lightweight_mutex()
{
#if BOOST_PLAT_WINDOWS_RUNTIME
boost::detail::InitializeCriticalSectionEx(reinterpret_cast< rtl_critical_section* >(&cs_), 4000, 0);
#else
boost::detail::InitializeCriticalSection(reinterpret_cast< rtl_critical_section* >(&cs_));
#endif
}
~lightweight_mutex()

View File

@@ -0,0 +1,23 @@
#ifndef BOOST_SMART_PTR_DETAIL_REQUIRES_CXX11_HPP_INCLUDED
#define BOOST_SMART_PTR_DETAIL_REQUIRES_CXX11_HPP_INCLUDED
// Copyright 2023 Peter Dimov
// Distributed under the Boost Software License, Version 1.0.
// https://www.boost.org/LICENSE_1_0.txt
#include <boost/config.hpp>
#include <boost/config/pragma_message.hpp>
#if defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES) || \
defined(BOOST_NO_CXX11_RVALUE_REFERENCES) || \
defined(BOOST_NO_CXX11_DECLTYPE) || \
defined(BOOST_NO_CXX11_CONSTEXPR) || \
defined(BOOST_NO_CXX11_NOEXCEPT) || \
defined(BOOST_NO_CXX11_NULLPTR) || \
defined(BOOST_NO_CXX11_SMART_PTR)
BOOST_PRAGMA_MESSAGE("C++03 support was deprecated in Boost.SmartPtr 1.82 and will be removed in Boost.SmartPtr 1.84. Please open an issue in https://github.com/boostorg/smart_ptr if you want it retained.")
#endif
#endif // #ifndef BOOST_SMART_PTR_DETAIL_REQUIRES_CXX11_HPP_INCLUDED

View File

@@ -18,32 +18,29 @@
// http://www.boost.org/LICENSE_1_0.txt)
//
#ifdef __BORLANDC__
#if defined(__BORLANDC__) && !defined(__clang__)
# pragma warn -8027 // Functions containing try are not expanded inline
#endif
#include <boost/config.hpp>
#include <boost/checked_delete.hpp>
#include <boost/throw_exception.hpp>
#include <boost/smart_ptr/bad_weak_ptr.hpp>
#include <boost/smart_ptr/detail/sp_counted_base.hpp>
#include <boost/smart_ptr/detail/sp_counted_impl.hpp>
#include <boost/smart_ptr/detail/sp_disable_deprecated.hpp>
#include <boost/smart_ptr/detail/sp_noexcept.hpp>
#include <boost/core/checked_delete.hpp>
#include <boost/throw_exception.hpp>
#include <boost/core/addressof.hpp>
#include <boost/config.hpp>
#include <boost/config/workaround.hpp>
// In order to avoid circular dependencies with Boost.TR1
// we make sure that our include of <memory> doesn't try to
// pull in the TR1 headers: that's why we use this header
// rather than including <memory> directly:
#include <boost/config/no_tr1/memory.hpp> // std::auto_ptr
#include <functional> // std::less
#include <boost/cstdint.hpp>
#include <memory> // std::auto_ptr
#include <functional> // std::less
#include <cstddef> // std::size_t
#ifdef BOOST_NO_EXCEPTIONS
# include <new> // std::bad_alloc
#endif
#include <boost/core/addressof.hpp>
#if defined( BOOST_SP_DISABLE_DEPRECATED )
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
@@ -103,6 +100,14 @@ template< class D > struct sp_convert_reference< D& >
typedef sp_reference_wrapper< D > type;
};
template<class T> std::size_t sp_hash_pointer( T* p ) BOOST_NOEXCEPT
{
boost::uintptr_t v = reinterpret_cast<boost::uintptr_t>( p );
// match boost::hash<T*>
return static_cast<std::size_t>( v + ( v >> 3 ) );
}
class weak_count;
class shared_count
@@ -382,7 +387,7 @@ public:
{
typedef typename sp_convert_reference<D>::type D2;
D2 d2( r.get_deleter() );
D2 d2( static_cast<D&&>( r.get_deleter() ) );
pi_ = new sp_counted_impl_pd< typename std::unique_ptr<Y, D>::pointer, D2 >( r.get(), d2 );
#ifdef BOOST_NO_EXCEPTIONS
@@ -489,22 +494,26 @@ public:
return pi_ == 0;
}
friend inline bool operator==(shared_count const & a, shared_count const & b) BOOST_SP_NOEXCEPT
bool operator==( shared_count const & r ) const BOOST_SP_NOEXCEPT
{
return a.pi_ == b.pi_;
return pi_ == r.pi_;
}
friend inline bool operator<(shared_count const & a, shared_count const & b) BOOST_SP_NOEXCEPT
bool operator==( weak_count const & r ) const BOOST_SP_NOEXCEPT;
bool operator<( shared_count const & r ) const BOOST_SP_NOEXCEPT
{
return std::less<sp_counted_base *>()( a.pi_, b.pi_ );
return std::less<sp_counted_base *>()( pi_, r.pi_ );
}
void * get_deleter( sp_typeinfo const & ti ) const BOOST_SP_NOEXCEPT
bool operator<( weak_count const & r ) const BOOST_SP_NOEXCEPT;
void * get_deleter( sp_typeinfo_ const & ti ) const BOOST_SP_NOEXCEPT
{
return pi_? pi_->get_deleter( ti ): 0;
}
void * get_local_deleter( sp_typeinfo const & ti ) const BOOST_SP_NOEXCEPT
void * get_local_deleter( sp_typeinfo_ const & ti ) const BOOST_SP_NOEXCEPT
{
return pi_? pi_->get_local_deleter( ti ): 0;
}
@@ -513,6 +522,11 @@ public:
{
return pi_? pi_->get_untyped_deleter(): 0;
}
std::size_t hash_value() const BOOST_SP_NOEXCEPT
{
return sp_hash_pointer( pi_ );
}
};
@@ -620,14 +634,29 @@ public:
return pi_ == 0;
}
friend inline bool operator==(weak_count const & a, weak_count const & b) BOOST_SP_NOEXCEPT
bool operator==( weak_count const & r ) const BOOST_SP_NOEXCEPT
{
return a.pi_ == b.pi_;
return pi_ == r.pi_;
}
friend inline bool operator<(weak_count const & a, weak_count const & b) BOOST_SP_NOEXCEPT
bool operator==( shared_count const & r ) const BOOST_SP_NOEXCEPT
{
return std::less<sp_counted_base *>()(a.pi_, b.pi_);
return pi_ == r.pi_;
}
bool operator<( weak_count const & r ) const BOOST_SP_NOEXCEPT
{
return std::less<sp_counted_base *>()( pi_, r.pi_ );
}
bool operator<( shared_count const & r ) const BOOST_SP_NOEXCEPT
{
return std::less<sp_counted_base *>()( pi_, r.pi_ );
}
std::size_t hash_value() const BOOST_SP_NOEXCEPT
{
return sp_hash_pointer( pi_ );
}
};
@@ -653,6 +682,16 @@ inline shared_count::shared_count( weak_count const & r, sp_nothrow_tag ) BOOST_
}
}
inline bool shared_count::operator==( weak_count const & r ) const BOOST_SP_NOEXCEPT
{
return pi_ == r.pi_;
}
inline bool shared_count::operator<( weak_count const & r ) const BOOST_SP_NOEXCEPT
{
return std::less<sp_counted_base *>()( pi_, r.pi_ );
}
} // namespace detail
} // namespace boost
@@ -661,7 +700,7 @@ inline shared_count::shared_count( weak_count const & r, sp_nothrow_tag ) BOOST_
#pragma GCC diagnostic pop
#endif
#ifdef __BORLANDC__
#if defined(__BORLANDC__) && !defined(__clang__)
# pragma warn .8027 // Functions containing try are not expanded inline
#endif

View File

@@ -26,7 +26,7 @@
# define BOOST_SP_NO_SP_CONVERTIBLE
#endif
#if !defined( BOOST_SP_NO_SP_CONVERTIBLE ) && defined( __BORLANDC__ ) && ( __BORLANDC__ < 0x630 )
#if !defined( BOOST_SP_NO_SP_CONVERTIBLE ) && defined( BOOST_BORLANDC ) && ( BOOST_BORLANDC < 0x630 )
# define BOOST_SP_NO_SP_CONVERTIBLE
#endif

View File

@@ -17,14 +17,9 @@
// http://www.boost.org/LICENSE_1_0.txt)
//
#include <boost/smart_ptr/detail/sp_has_gcc_intrinsics.hpp>
#include <boost/smart_ptr/detail/sp_has_sync_intrinsics.hpp>
#include <boost/config.hpp>
#include <boost/smart_ptr/detail/sp_has_sync.hpp>
#if !defined( __c2__ ) && defined( __clang__ ) && defined( __has_extension )
# if __has_extension( __c_atomic__ )
# define BOOST_SP_HAS_CLANG_C11_ATOMICS
# endif
#endif
#if defined( BOOST_SP_DISABLE_THREADS )
# include <boost/smart_ptr/detail/sp_counted_base_nt.hpp>
@@ -41,18 +36,24 @@
#elif defined( BOOST_DISABLE_THREADS ) && !defined( BOOST_SP_ENABLE_THREADS ) && !defined( BOOST_DISABLE_WIN32 )
# include <boost/smart_ptr/detail/sp_counted_base_nt.hpp>
#elif defined( BOOST_SP_HAS_CLANG_C11_ATOMICS )
# include <boost/smart_ptr/detail/sp_counted_base_clang.hpp>
#elif defined( BOOST_SP_HAS_GCC_INTRINSICS )
# include <boost/smart_ptr/detail/sp_counted_base_gcc_atomic.hpp>
#elif !defined( BOOST_NO_CXX11_HDR_ATOMIC )
# include <boost/smart_ptr/detail/sp_counted_base_std_atomic.hpp>
#elif defined( __SNC__ )
# include <boost/smart_ptr/detail/sp_counted_base_snc_ps3.hpp>
#elif defined( __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4 )
# include <boost/smart_ptr/detail/sp_counted_base_sync.hpp>
#elif defined( __GNUC__ ) && ( defined( __i386__ ) || defined( __x86_64__ ) ) && !defined(__PATHSCALE__)
# include <boost/smart_ptr/detail/sp_counted_base_gcc_x86.hpp>
#elif defined( BOOST_SP_HAS_SYNC_INTRINSICS )
# include <boost/smart_ptr/detail/sp_counted_base_sync.hpp>
#elif defined( __SNC__ )
# include <boost/smart_ptr/detail/sp_counted_base_snc_ps3.hpp>
#elif defined(__HP_aCC) && defined(__ia64)
# include <boost/smart_ptr/detail/sp_counted_base_acc_ia64.hpp>
@@ -71,9 +72,6 @@
#elif defined( __GNUC__ ) && ( defined( __mips__ ) || defined( _mips ) ) && !defined(__PATHSCALE__) && !defined( __mips16 )
# include <boost/smart_ptr/detail/sp_counted_base_gcc_mips.hpp>
#elif defined( BOOST_SP_HAS_SYNC )
# include <boost/smart_ptr/detail/sp_counted_base_sync.hpp>
#elif defined(__GNUC__) && ( defined( __sparcv9 ) || ( defined( __sparcv8 ) && ( __GNUC__ * 100 + __GNUC_MINOR__ >= 402 ) ) )
# include <boost/smart_ptr/detail/sp_counted_base_gcc_sparc.hpp>
@@ -91,6 +89,4 @@
#endif
#undef BOOST_SP_HAS_CLANG_C11_ATOMICS
#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_HPP_INCLUDED

View File

@@ -15,10 +15,20 @@
// Lock-free algorithm by Alexander Terekhov
//
#include <boost/detail/sp_typeinfo.hpp>
#include <boost/smart_ptr/detail/sp_typeinfo_.hpp>
#include <boost/smart_ptr/detail/sp_obsolete.hpp>
#include <boost/config.hpp>
#include <machine/sys/inline.h>
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using HP aCC++/HP-UX/IA64 sp_counted_base")
#endif
BOOST_SP_OBSOLETE()
namespace boost
{
@@ -104,8 +114,8 @@ public:
delete this;
}
virtual void * get_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_deleter( sp_typeinfo_ const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo_ const & ti ) = 0;
virtual void * get_untyped_deleter() = 0;
void add_ref_copy()

View File

@@ -20,11 +20,18 @@
// formulation
//
#include <boost/detail/sp_typeinfo.hpp>
#include <boost/smart_ptr/detail/sp_typeinfo_.hpp>
#include <boost/config.hpp>
#include <builtins.h>
#include <sys/atomic_op.h>
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using AIX sp_counted_base")
#endif
namespace boost
{
@@ -96,8 +103,8 @@ public:
delete this;
}
virtual void * get_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_deleter( sp_typeinfo_ const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo_ const & ti ) = 0;
virtual void * get_untyped_deleter() = 0;
void add_ref_copy()

View File

@@ -1,152 +0,0 @@
#ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_CLANG_HPP_INCLUDED
#define BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_CLANG_HPP_INCLUDED
// MS compatible compilers support #pragma once
#if defined(_MSC_VER) && (_MSC_VER >= 1020)
# pragma once
#endif
// detail/sp_counted_base_clang.hpp - __c11 clang intrinsics
//
// Copyright (c) 2007, 2013, 2015 Peter Dimov
//
// Distributed under the Boost Software License, Version 1.0.
// See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt
#include <boost/detail/sp_typeinfo.hpp>
#include <boost/smart_ptr/detail/sp_noexcept.hpp>
#include <boost/config.hpp>
#include <boost/cstdint.hpp>
namespace boost
{
namespace detail
{
typedef _Atomic( boost::int_least32_t ) atomic_int_least32_t;
inline void atomic_increment( atomic_int_least32_t * pw ) BOOST_SP_NOEXCEPT
{
__c11_atomic_fetch_add( pw, 1, __ATOMIC_RELAXED );
}
inline boost::int_least32_t atomic_decrement( atomic_int_least32_t * pw ) BOOST_SP_NOEXCEPT
{
return __c11_atomic_fetch_sub( pw, 1, __ATOMIC_ACQ_REL );
}
inline boost::int_least32_t atomic_conditional_increment( atomic_int_least32_t * pw ) BOOST_SP_NOEXCEPT
{
// long r = *pw;
// if( r != 0 ) ++*pw;
// return r;
boost::int_least32_t r = __c11_atomic_load( pw, __ATOMIC_RELAXED );
for( ;; )
{
if( r == 0 )
{
return r;
}
if( __c11_atomic_compare_exchange_weak( pw, &r, r + 1, __ATOMIC_RELAXED, __ATOMIC_RELAXED ) )
{
return r;
}
}
}
#if defined(__clang__)
# pragma clang diagnostic push
# pragma clang diagnostic ignored "-Wweak-vtables"
#endif
class BOOST_SYMBOL_VISIBLE sp_counted_base
{
private:
sp_counted_base( sp_counted_base const & );
sp_counted_base & operator= ( sp_counted_base const & );
atomic_int_least32_t use_count_; // #shared
atomic_int_least32_t weak_count_; // #weak + (#shared != 0)
public:
sp_counted_base() BOOST_SP_NOEXCEPT
{
__c11_atomic_init( &use_count_, 1 );
__c11_atomic_init( &weak_count_, 1 );
}
virtual ~sp_counted_base() /*BOOST_SP_NOEXCEPT*/
{
}
// dispose() is called when use_count_ drops to zero, to release
// the resources managed by *this.
virtual void dispose() BOOST_SP_NOEXCEPT = 0; // nothrow
// destroy() is called when weak_count_ drops to zero.
virtual void destroy() BOOST_SP_NOEXCEPT // nothrow
{
delete this;
}
virtual void * get_deleter( sp_typeinfo const & ti ) BOOST_SP_NOEXCEPT = 0;
virtual void * get_local_deleter( sp_typeinfo const & ti ) BOOST_SP_NOEXCEPT = 0;
virtual void * get_untyped_deleter() BOOST_SP_NOEXCEPT = 0;
void add_ref_copy() BOOST_SP_NOEXCEPT
{
atomic_increment( &use_count_ );
}
bool add_ref_lock() BOOST_SP_NOEXCEPT // true on success
{
return atomic_conditional_increment( &use_count_ ) != 0;
}
void release() BOOST_SP_NOEXCEPT
{
if( atomic_decrement( &use_count_ ) == 1 )
{
dispose();
weak_release();
}
}
void weak_add_ref() BOOST_SP_NOEXCEPT
{
atomic_increment( &weak_count_ );
}
void weak_release() BOOST_SP_NOEXCEPT
{
if( atomic_decrement( &weak_count_ ) == 1 )
{
destroy();
}
}
long use_count() const BOOST_SP_NOEXCEPT
{
return __c11_atomic_load( const_cast< atomic_int_least32_t* >( &use_count_ ), __ATOMIC_ACQUIRE );
}
};
#if defined(__clang__)
# pragma clang diagnostic pop
#endif
} // namespace detail
} // namespace boost
#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_CLANG_HPP_INCLUDED

View File

@@ -24,9 +24,17 @@
// formulation
//
#include <boost/detail/sp_typeinfo.hpp>
#include <boost/smart_ptr/detail/sp_typeinfo_.hpp>
#include <boost/smart_ptr/detail/sp_obsolete.hpp>
#include <boost/config.hpp>
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using CodeWarrior/PowerPC sp_counted_base")
#endif
namespace boost
{
@@ -54,7 +62,11 @@ inline long atomic_decrement( register long * pw )
asm
{
#if defined(__PPCZen__) || defined(__PPCe500__) || defined(__PPCe500v2__)
msync
#else
sync
#endif
loop:
@@ -124,8 +136,8 @@ public:
delete this;
}
virtual void * get_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_deleter( sp_typeinfo_ const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo_ const & ti ) = 0;
virtual void * get_untyped_deleter() = 0;
void add_ref_copy()

View File

@@ -1,161 +0,0 @@
#ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_CW_X86_HPP_INCLUDED
#define BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_CW_X86_HPP_INCLUDED
// MS compatible compilers support #pragma once
#if defined(_MSC_VER) && (_MSC_VER >= 1020)
# pragma once
#endif
//
// detail/sp_counted_base_cw_x86.hpp - CodeWarrion on 486+
//
// Copyright (c) 2001, 2002, 2003 Peter Dimov and Multi Media Ltd.
// Copyright 2004-2005 Peter Dimov
// Copyright 2005 Rene Rivera
//
// Distributed under the Boost Software License, Version 1.0. (See
// accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//
//
// Lock-free algorithm by Alexander Terekhov
//
// Thanks to Ben Hitchings for the #weak + (#shared != 0)
// formulation
//
#include <boost/detail/sp_typeinfo.hpp>
#include <boost/config.hpp>
namespace boost
{
namespace detail
{
inline int atomic_exchange_and_add( int * pw, int dv )
{
// int r = *pw;
// *pw += dv;
// return r;
asm
{
mov esi, [pw]
mov eax, dv
lock xadd dword ptr [esi], eax
}
}
inline void atomic_increment( int * pw )
{
//atomic_exchange_and_add( pw, 1 );
asm
{
mov esi, [pw]
lock inc dword ptr [esi]
}
}
inline int atomic_conditional_increment( int * pw )
{
// int rv = *pw;
// if( rv != 0 ) ++*pw;
// return rv;
asm
{
mov esi, [pw]
mov eax, dword ptr [esi]
L0:
test eax, eax
je L1
mov ebx, eax
inc ebx
lock cmpxchg dword ptr [esi], ebx
jne L0
L1:
}
}
class BOOST_SYMBOL_VISIBLE sp_counted_base
{
private:
sp_counted_base( sp_counted_base const & );
sp_counted_base & operator= ( sp_counted_base const & );
int use_count_; // #shared
int weak_count_; // #weak + (#shared != 0)
public:
sp_counted_base(): use_count_( 1 ), weak_count_( 1 )
{
}
virtual ~sp_counted_base() // nothrow
{
}
// dispose() is called when use_count_ drops to zero, to release
// the resources managed by *this.
virtual void dispose() = 0; // nothrow
// destroy() is called when weak_count_ drops to zero.
virtual void destroy() // nothrow
{
delete this;
}
virtual void * get_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_untyped_deleter() = 0;
void add_ref_copy()
{
atomic_increment( &use_count_ );
}
bool add_ref_lock() // true on success
{
return atomic_conditional_increment( &use_count_ ) != 0;
}
void release() // nothrow
{
if( atomic_exchange_and_add( &use_count_, -1 ) == 1 )
{
dispose();
weak_release();
}
}
void weak_add_ref() // nothrow
{
atomic_increment( &weak_count_ );
}
void weak_release() // nothrow
{
if( atomic_exchange_and_add( &weak_count_, -1 ) == 1 )
{
destroy();
}
}
long use_count() const // nothrow
{
return static_cast<int const volatile &>( use_count_ );
}
};
} // namespace detail
} // namespace boost
#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_CW_X86_HPP_INCLUDED

View File

@@ -0,0 +1,148 @@
#ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_GCC_ATOMIC_HPP_INCLUDED
#define BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_GCC_ATOMIC_HPP_INCLUDED
// MS compatible compilers support #pragma once
#if defined(_MSC_VER) && (_MSC_VER >= 1020)
# pragma once
#endif
// detail/sp_counted_base_gcc_atomic.hpp - g++ 4.7+ __atomic intrinsics
//
// Copyright 2007, 2020 Peter Dimov
// Distributed under the Boost Software License, Version 1.0.
// https://www.boost.org/LICENSE_1_0.txt
#include <boost/smart_ptr/detail/sp_typeinfo_.hpp>
#include <boost/config.hpp>
#include <boost/cstdint.hpp>
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using __atomic sp_counted_base")
#endif
namespace boost
{
namespace detail
{
inline void atomic_increment( boost::uint_least32_t * pw )
{
__atomic_fetch_add( pw, 1, __ATOMIC_RELAXED );
}
inline boost::uint_least32_t atomic_decrement( boost::uint_least32_t * pw )
{
return __atomic_fetch_sub( pw, 1, __ATOMIC_ACQ_REL );
}
inline boost::uint_least32_t atomic_conditional_increment( boost::uint_least32_t * pw )
{
// long r = *pw;
// if( r != 0 ) ++*pw;
// return r;
boost::uint_least32_t r = __atomic_load_n( pw, __ATOMIC_RELAXED );
for( ;; )
{
if( r == 0 )
{
return r;
}
if( __atomic_compare_exchange_n( pw, &r, r + 1, true, __ATOMIC_RELAXED, __ATOMIC_RELAXED ) )
{
return r;
}
}
}
inline boost::uint_least32_t atomic_load( boost::uint_least32_t const * pw )
{
return __atomic_load_n( pw, __ATOMIC_ACQUIRE );
}
class BOOST_SYMBOL_VISIBLE sp_counted_base
{
private:
sp_counted_base( sp_counted_base const & );
sp_counted_base & operator= ( sp_counted_base const & );
boost::uint_least32_t use_count_; // #shared
boost::uint_least32_t weak_count_; // #weak + (#shared != 0)
public:
sp_counted_base(): use_count_( 1 ), weak_count_( 1 )
{
}
virtual ~sp_counted_base() // nothrow
{
}
// dispose() is called when use_count_ drops to zero, to release
// the resources managed by *this.
virtual void dispose() = 0; // nothrow
// destroy() is called when weak_count_ drops to zero.
virtual void destroy() // nothrow
{
delete this;
}
virtual void * get_deleter( sp_typeinfo_ const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo_ const & ti ) = 0;
virtual void * get_untyped_deleter() = 0;
void add_ref_copy()
{
atomic_increment( &use_count_ );
}
bool add_ref_lock() // true on success
{
return atomic_conditional_increment( &use_count_ ) != 0;
}
void release() // nothrow
{
if( atomic_decrement( &use_count_ ) == 1 )
{
dispose();
weak_release();
}
}
void weak_add_ref() // nothrow
{
atomic_increment( &weak_count_ );
}
void weak_release() // nothrow
{
if( atomic_decrement( &weak_count_ ) == 1 )
{
destroy();
}
}
long use_count() const // nothrow
{
return static_cast<long>( atomic_load( &use_count_ ) );
}
};
} // namespace detail
} // namespace boost
#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_SYNC_HPP_INCLUDED

View File

@@ -16,9 +16,19 @@
// Lock-free algorithm by Alexander Terekhov
//
#include <boost/detail/sp_typeinfo.hpp>
#include <boost/smart_ptr/detail/sp_typeinfo_.hpp>
#include <boost/smart_ptr/detail/sp_obsolete.hpp>
#include <boost/config.hpp>
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using g++/IA64 sp_counted_base")
#endif
BOOST_SP_OBSOLETE()
namespace boost
{
@@ -111,8 +121,8 @@ public:
delete this;
}
virtual void * get_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_deleter( sp_typeinfo_ const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo_ const & ti ) = 0;
virtual void * get_untyped_deleter() = 0;
void add_ref_copy()

View File

@@ -20,9 +20,19 @@
// Lock-free algorithm by Alexander Terekhov
//
#include <boost/detail/sp_typeinfo.hpp>
#include <boost/smart_ptr/detail/sp_typeinfo_.hpp>
#include <boost/smart_ptr/detail/sp_obsolete.hpp>
#include <boost/config.hpp>
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using g++/MIPS sp_counted_base")
#endif
BOOST_SP_OBSOLETE()
namespace boost
{
@@ -141,8 +151,8 @@ public:
delete this;
}
virtual void * get_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_deleter( sp_typeinfo_ const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo_ const & ti ) = 0;
virtual void * get_untyped_deleter() = 0;
void add_ref_copy()

View File

@@ -24,9 +24,19 @@
// formulation
//
#include <boost/detail/sp_typeinfo.hpp>
#include <boost/smart_ptr/detail/sp_typeinfo_.hpp>
#include <boost/smart_ptr/detail/sp_obsolete.hpp>
#include <boost/config.hpp>
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using g++/PowerPC sp_counted_base")
#endif
BOOST_SP_OBSOLETE()
namespace boost
{
@@ -135,8 +145,8 @@ public:
delete this;
}
virtual void * get_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_deleter( sp_typeinfo_ const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo_ const & ti ) = 0;
virtual void * get_untyped_deleter() = 0;
void add_ref_copy()

View File

@@ -19,10 +19,20 @@
//
// Thanks to Michael van der Westhuizen
#include <boost/detail/sp_typeinfo.hpp>
#include <boost/smart_ptr/detail/sp_typeinfo_.hpp>
#include <boost/smart_ptr/detail/sp_obsolete.hpp>
#include <boost/config.hpp>
#include <inttypes.h> // int32_t
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using g++/Sparc sp_counted_base")
#endif
BOOST_SP_OBSOLETE()
namespace boost
{
@@ -120,8 +130,8 @@ public:
delete this;
}
virtual void * get_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_deleter( sp_typeinfo_ const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo_ const & ti ) = 0;
virtual void * get_untyped_deleter() = 0;
void add_ref_copy()

View File

@@ -24,9 +24,19 @@
// formulation
//
#include <boost/detail/sp_typeinfo.hpp>
#include <boost/smart_ptr/detail/sp_typeinfo_.hpp>
#include <boost/smart_ptr/detail/sp_obsolete.hpp>
#include <boost/config.hpp>
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using g++/x86 sp_counted_base")
#endif
BOOST_SP_OBSOLETE()
namespace boost
{
@@ -127,8 +137,8 @@ public:
delete this;
}
virtual void * get_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_deleter( sp_typeinfo_ const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo_ const & ti ) = 0;
virtual void * get_untyped_deleter() = 0;
void add_ref_copy()

View File

@@ -18,11 +18,18 @@
// http://www.boost.org/LICENSE_1_0.txt)
//
#include <boost/detail/sp_typeinfo.hpp>
#include <boost/smart_ptr/detail/sp_typeinfo_.hpp>
#include <boost/smart_ptr/detail/sp_noexcept.hpp>
#include <boost/config.hpp>
#include <boost/cstdint.hpp>
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using single-threaded, non-atomic sp_counted_base")
#endif
namespace boost
{
@@ -61,8 +68,8 @@ public:
delete this;
}
virtual void * get_deleter( sp_typeinfo const & ti ) BOOST_SP_NOEXCEPT = 0;
virtual void * get_local_deleter( sp_typeinfo const & ti ) BOOST_SP_NOEXCEPT = 0;
virtual void * get_deleter( sp_typeinfo_ const & ti ) BOOST_SP_NOEXCEPT = 0;
virtual void * get_local_deleter( sp_typeinfo_ const & ti ) BOOST_SP_NOEXCEPT = 0;
virtual void * get_untyped_deleter() BOOST_SP_NOEXCEPT = 0;
void add_ref_copy() BOOST_SP_NOEXCEPT

View File

@@ -18,12 +18,19 @@
// http://www.boost.org/LICENSE_1_0.txt)
//
#include <boost/detail/sp_typeinfo.hpp>
#include <boost/smart_ptr/detail/sp_typeinfo_.hpp>
#include <boost/assert.hpp>
#include <boost/config.hpp>
#include <boost/cstdint.hpp>
#include <pthread.h>
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using pthread_mutex sp_counted_base")
#endif
namespace boost
{
@@ -72,8 +79,8 @@ public:
delete this;
}
virtual void * get_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_deleter( sp_typeinfo_ const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo_ const & ti ) = 0;
virtual void * get_untyped_deleter() = 0;
void add_ref_copy()

View File

@@ -6,7 +6,7 @@
# pragma once
#endif
// detail/sp_counted_base_gcc_sparc.hpp - g++ on Sparc V8+
// detail/sp_counted_base_gcc_snc_ps3.hpp - PS3 Cell
//
// Copyright (c) 2006 Piotr Wyderski
// Copyright (c) 2006 Tomas Puverle
@@ -19,10 +19,20 @@
//
// Thanks to Michael van der Westhuizen
#include <boost/detail/sp_typeinfo.hpp>
#include <boost/smart_ptr/detail/sp_typeinfo_.hpp>
#include <boost/smart_ptr/detail/sp_obsolete.hpp>
#include <boost/config.hpp>
#include <inttypes.h> // uint32_t
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using PS3 sp_counted_base")
#endif
BOOST_SP_OBSOLETE()
namespace boost
{
@@ -115,8 +125,8 @@ public:
delete this;
}
virtual void * get_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_deleter( sp_typeinfo_ const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo_ const & ti ) = 0;
virtual void * get_untyped_deleter() = 0;
void add_ref_copy()

View File

@@ -1,116 +0,0 @@
#ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_SOLARIS_HPP_INCLUDED
#define BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_SOLARIS_HPP_INCLUDED
//
// detail/sp_counted_base_solaris.hpp
// based on: detail/sp_counted_base_w32.hpp
//
// Copyright (c) 2001, 2002, 2003 Peter Dimov and Multi Media Ltd.
// Copyright 2004-2005 Peter Dimov
// Copyright 2006 Michael van der Westhuizen
//
// Distributed under the Boost Software License, Version 1.0. (See
// accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//
//
// Lock-free algorithm by Alexander Terekhov
//
// Thanks to Ben Hitchings for the #weak + (#shared != 0)
// formulation
//
#include <boost/detail/sp_typeinfo.hpp>
#include <boost/config.hpp>
#include <atomic.h>
namespace boost
{
namespace detail
{
class BOOST_SYMBOL_VISIBLE sp_counted_base
{
private:
sp_counted_base( sp_counted_base const & );
sp_counted_base & operator= ( sp_counted_base const & );
uint32_t use_count_; // #shared
uint32_t weak_count_; // #weak + (#shared != 0)
public:
sp_counted_base(): use_count_( 1 ), weak_count_( 1 )
{
}
virtual ~sp_counted_base() // nothrow
{
}
// dispose() is called when use_count_ drops to zero, to release
// the resources managed by *this.
virtual void dispose() = 0; // nothrow
// destroy() is called when weak_count_ drops to zero.
virtual void destroy() // nothrow
{
delete this;
}
virtual void * get_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_untyped_deleter() = 0;
void add_ref_copy()
{
atomic_inc_32( &use_count_ );
}
bool add_ref_lock() // true on success
{
for( ;; )
{
uint32_t tmp = static_cast< uint32_t const volatile& >( use_count_ );
if( tmp == 0 ) return false;
if( atomic_cas_32( &use_count_, tmp, tmp + 1 ) == tmp ) return true;
}
}
void release() // nothrow
{
if( atomic_dec_32_nv( &use_count_ ) == 0 )
{
dispose();
weak_release();
}
}
void weak_add_ref() // nothrow
{
atomic_inc_32( &weak_count_ );
}
void weak_release() // nothrow
{
if( atomic_dec_32_nv( &weak_count_ ) == 0 )
{
destroy();
}
}
long use_count() const // nothrow
{
return static_cast<long const volatile &>( use_count_ );
}
};
} // namespace detail
} // namespace boost
#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_SOLARIS_HPP_INCLUDED

View File

@@ -18,10 +18,17 @@
// http://www.boost.org/LICENSE_1_0.txt)
//
#include <boost/detail/sp_typeinfo.hpp>
#include <boost/smart_ptr/detail/sp_typeinfo_.hpp>
#include <boost/smart_ptr/detail/spinlock_pool.hpp>
#include <boost/config.hpp>
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using spinlock-based sp_counted_base")
#endif
namespace boost
{
@@ -84,8 +91,8 @@ public:
delete this;
}
virtual void * get_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_deleter( sp_typeinfo_ const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo_ const & ti ) = 0;
virtual void * get_untyped_deleter() = 0;
void add_ref_copy()

View File

@@ -15,12 +15,19 @@
// See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt
#include <boost/detail/sp_typeinfo.hpp>
#include <boost/smart_ptr/detail/sp_typeinfo_.hpp>
#include <boost/smart_ptr/detail/sp_noexcept.hpp>
#include <boost/config.hpp>
#include <atomic>
#include <cstdint>
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using std::atomic sp_counted_base")
#endif
namespace boost
{
@@ -91,8 +98,8 @@ public:
delete this;
}
virtual void * get_deleter( sp_typeinfo const & ti ) BOOST_SP_NOEXCEPT = 0;
virtual void * get_local_deleter( sp_typeinfo const & ti ) BOOST_SP_NOEXCEPT = 0;
virtual void * get_deleter( sp_typeinfo_ const & ti ) BOOST_SP_NOEXCEPT = 0;
virtual void * get_local_deleter( sp_typeinfo_ const & ti ) BOOST_SP_NOEXCEPT = 0;
virtual void * get_untyped_deleter() BOOST_SP_NOEXCEPT = 0;
void add_ref_copy() BOOST_SP_NOEXCEPT

View File

@@ -15,7 +15,7 @@
// See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt
#include <boost/detail/sp_typeinfo.hpp>
#include <boost/smart_ptr/detail/sp_typeinfo_.hpp>
#include <boost/config.hpp>
#include <limits.h>
@@ -23,6 +23,13 @@
# include <ia64intrin.h>
#endif
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using __sync sp_counted_base")
#endif
namespace boost
{
@@ -109,8 +116,8 @@ public:
delete this;
}
virtual void * get_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_deleter( sp_typeinfo_ const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo_ const & ti ) = 0;
virtual void * get_untyped_deleter() = 0;
void add_ref_copy()

View File

@@ -21,9 +21,19 @@
// formulation
//
#include <boost/detail/sp_typeinfo.hpp>
#include <boost/smart_ptr/detail/sp_typeinfo_.hpp>
#include <boost/smart_ptr/detail/sp_obsolete.hpp>
#include <boost/config.hpp>
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using xlC/PowerPC sp_counted_base")
#endif
BOOST_SP_OBSOLETE()
extern "builtin" void __lwsync(void);
extern "builtin" void __isync(void);
extern "builtin" int __fetch_and_add(volatile int* addr, int val);
@@ -104,8 +114,8 @@ public:
delete this;
}
virtual void * get_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_deleter( sp_typeinfo_ const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo_ const & ti ) = 0;
virtual void * get_untyped_deleter() = 0;
void add_ref_copy()

View File

@@ -25,10 +25,17 @@
//
#include <boost/smart_ptr/detail/sp_interlocked.hpp>
#include <boost/detail/workaround.hpp>
#include <boost/detail/sp_typeinfo.hpp>
#include <boost/smart_ptr/detail/sp_typeinfo_.hpp>
#include <boost/config/workaround.hpp>
#include <boost/config.hpp>
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using Win32 sp_counted_base")
#endif
namespace boost
{
@@ -67,8 +74,8 @@ public:
delete this;
}
virtual void * get_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo const & ti ) = 0;
virtual void * get_deleter( sp_typeinfo_ const & ti ) = 0;
virtual void * get_local_deleter( sp_typeinfo_ const & ti ) = 0;
virtual void * get_untyped_deleter() = 0;
void add_ref_copy()

View File

@@ -18,25 +18,21 @@
// http://www.boost.org/LICENSE_1_0.txt)
//
#include <boost/config.hpp>
#if defined(BOOST_SP_USE_STD_ALLOCATOR) && defined(BOOST_SP_USE_QUICK_ALLOCATOR)
# error BOOST_SP_USE_STD_ALLOCATOR and BOOST_SP_USE_QUICK_ALLOCATOR are incompatible.
#endif
#include <boost/checked_delete.hpp>
#include <boost/smart_ptr/detail/sp_counted_base.hpp>
#include <boost/smart_ptr/detail/sp_noexcept.hpp>
#include <boost/core/checked_delete.hpp>
#include <boost/core/addressof.hpp>
#include <boost/config.hpp>
#if defined(BOOST_SP_USE_QUICK_ALLOCATOR)
#include <boost/smart_ptr/detail/quick_allocator.hpp>
#endif
#if defined(BOOST_SP_USE_STD_ALLOCATOR)
#include <memory> // std::allocator
#endif
#include <memory> // std::allocator, std::allocator_traits
#include <cstddef> // std::size_t
namespace boost
@@ -85,7 +81,7 @@ public:
#endif
}
virtual void dispose() BOOST_SP_NOEXCEPT
void dispose() BOOST_SP_NOEXCEPT BOOST_OVERRIDE
{
#if defined(BOOST_SP_ENABLE_DEBUG_HOOKS)
boost::sp_scalar_destructor_hook( px_, sizeof(X), this );
@@ -93,17 +89,17 @@ public:
boost::checked_delete( px_ );
}
virtual void * get_deleter( sp_typeinfo const & ) BOOST_SP_NOEXCEPT
void * get_deleter( sp_typeinfo_ const & ) BOOST_SP_NOEXCEPT BOOST_OVERRIDE
{
return 0;
}
virtual void * get_local_deleter( sp_typeinfo const & ) BOOST_SP_NOEXCEPT
void * get_local_deleter( sp_typeinfo_ const & ) BOOST_SP_NOEXCEPT BOOST_OVERRIDE
{
return 0;
}
virtual void * get_untyped_deleter() BOOST_SP_NOEXCEPT
void * get_untyped_deleter() BOOST_SP_NOEXCEPT BOOST_OVERRIDE
{
return 0;
}
@@ -149,7 +145,7 @@ template<class P, class D> class BOOST_SYMBOL_VISIBLE sp_counted_impl_pd: public
private:
P ptr; // copy constructor must not throw
D del; // copy constructor must not throw
D del; // copy/move constructor must not throw
sp_counted_impl_pd( sp_counted_impl_pd const & );
sp_counted_impl_pd & operator= ( sp_counted_impl_pd const & );
@@ -160,30 +156,40 @@ public:
// pre: d(p) must not throw
#if !defined( BOOST_NO_CXX11_RVALUE_REFERENCES )
sp_counted_impl_pd( P p, D & d ): ptr( p ), del( static_cast< D&& >( d ) )
{
}
#else
sp_counted_impl_pd( P p, D & d ): ptr( p ), del( d )
{
}
#endif
sp_counted_impl_pd( P p ): ptr( p ), del()
{
}
virtual void dispose() BOOST_SP_NOEXCEPT
void dispose() BOOST_SP_NOEXCEPT BOOST_OVERRIDE
{
del( ptr );
}
virtual void * get_deleter( sp_typeinfo const & ti ) BOOST_SP_NOEXCEPT
void * get_deleter( sp_typeinfo_ const & ti ) BOOST_SP_NOEXCEPT BOOST_OVERRIDE
{
return ti == BOOST_SP_TYPEID(D)? &reinterpret_cast<char&>( del ): 0;
return ti == BOOST_SP_TYPEID_(D)? &reinterpret_cast<char&>( del ): 0;
}
virtual void * get_local_deleter( sp_typeinfo const & ti ) BOOST_SP_NOEXCEPT
void * get_local_deleter( sp_typeinfo_ const & ti ) BOOST_SP_NOEXCEPT BOOST_OVERRIDE
{
return ti == BOOST_SP_TYPEID(D)? boost::detail::get_local_deleter( boost::addressof( del ) ): 0;
return ti == BOOST_SP_TYPEID_(D)? boost::detail::get_local_deleter( boost::addressof( del ) ): 0;
}
virtual void * get_untyped_deleter() BOOST_SP_NOEXCEPT
void * get_untyped_deleter() BOOST_SP_NOEXCEPT BOOST_OVERRIDE
{
return &reinterpret_cast<char&>( del );
}
@@ -222,7 +228,7 @@ template<class P, class D, class A> class BOOST_SYMBOL_VISIBLE sp_counted_impl_p
private:
P p_; // copy constructor must not throw
D d_; // copy constructor must not throw
D d_; // copy/move constructor must not throw
A a_; // copy constructor must not throw
sp_counted_impl_pda( sp_counted_impl_pda const & );
@@ -234,20 +240,30 @@ public:
// pre: d( p ) must not throw
#if !defined( BOOST_NO_CXX11_RVALUE_REFERENCES )
sp_counted_impl_pda( P p, D & d, A a ): p_( p ), d_( static_cast< D&& >( d ) ), a_( a )
{
}
#else
sp_counted_impl_pda( P p, D & d, A a ): p_( p ), d_( d ), a_( a )
{
}
#endif
sp_counted_impl_pda( P p, A a ): p_( p ), d_( a ), a_( a )
{
}
virtual void dispose() BOOST_SP_NOEXCEPT
void dispose() BOOST_SP_NOEXCEPT BOOST_OVERRIDE
{
d_( p_ );
}
virtual void destroy() BOOST_SP_NOEXCEPT
void destroy() BOOST_SP_NOEXCEPT BOOST_OVERRIDE
{
#if !defined( BOOST_NO_CXX11_ALLOCATOR )
@@ -266,17 +282,17 @@ public:
a2.deallocate( this, 1 );
}
virtual void * get_deleter( sp_typeinfo const & ti ) BOOST_SP_NOEXCEPT
void * get_deleter( sp_typeinfo_ const & ti ) BOOST_SP_NOEXCEPT BOOST_OVERRIDE
{
return ti == BOOST_SP_TYPEID( D )? &reinterpret_cast<char&>( d_ ): 0;
return ti == BOOST_SP_TYPEID_( D )? &reinterpret_cast<char&>( d_ ): 0;
}
virtual void * get_local_deleter( sp_typeinfo const & ti ) BOOST_SP_NOEXCEPT
void * get_local_deleter( sp_typeinfo_ const & ti ) BOOST_SP_NOEXCEPT BOOST_OVERRIDE
{
return ti == BOOST_SP_TYPEID(D)? boost::detail::get_local_deleter( boost::addressof( d_ ) ): 0;
return ti == BOOST_SP_TYPEID_( D )? boost::detail::get_local_deleter( boost::addressof( d_ ) ): 0;
}
virtual void * get_untyped_deleter() BOOST_SP_NOEXCEPT
void * get_untyped_deleter() BOOST_SP_NOEXCEPT BOOST_OVERRIDE
{
return &reinterpret_cast<char&>( d_ );
}

View File

@@ -0,0 +1,27 @@
#ifndef BOOST_SMART_PTR_DETAIL_SP_HAS_GCC_INTRINSICS_HPP_INCLUDED
#define BOOST_SMART_PTR_DETAIL_SP_HAS_GCC_INTRINSICS_HPP_INCLUDED
// MS compatible compilers support #pragma once
#if defined(_MSC_VER) && (_MSC_VER >= 1020)
# pragma once
#endif
// boost/smart_ptr/detail/sp_has_gcc_intrinsics.hpp
//
// Copyright 2020 Peter Dimov
// Distributed under the Boost Software License, Version 1.0.
// https://www.boost.org/LICENSE_1_0.txt
//
// Defines the BOOST_SP_HAS_GCC_INTRINSICS macro if the __atomic_*
// intrinsics are available.
#if defined( __ATOMIC_RELAXED ) && defined( __ATOMIC_ACQUIRE ) && defined( __ATOMIC_RELEASE ) && defined( __ATOMIC_ACQ_REL )
# define BOOST_SP_HAS_GCC_INTRINSICS
#endif
#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_HAS_GCC_INTRINSICS_HPP_INCLUDED

View File

@@ -1,69 +0,0 @@
#ifndef BOOST_SMART_PTR_DETAIL_SP_HAS_SYNC_HPP_INCLUDED
#define BOOST_SMART_PTR_DETAIL_SP_HAS_SYNC_HPP_INCLUDED
// MS compatible compilers support #pragma once
#if defined(_MSC_VER) && (_MSC_VER >= 1020)
# pragma once
#endif
//
// boost/smart_ptr/detail/sp_has_sync.hpp
//
// Copyright (c) 2008, 2009 Peter Dimov
//
// Distributed under the Boost Software License, Version 1.0.
// See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//
// Defines the BOOST_SP_HAS_SYNC macro if the __sync_* intrinsics
// are available.
//
#ifndef BOOST_SP_NO_SYNC
#if !defined( __c2__ ) && defined( __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4 )
# define BOOST_SP_HAS_SYNC
#elif defined( __IBMCPP__ ) && ( __IBMCPP__ >= 1210 ) && !defined( __COMPILER_VER__ )
# define BOOST_SP_HAS_SYNC
#elif !defined( __c2__ ) && defined( __GNUC__ ) && ( __GNUC__ * 100 + __GNUC_MINOR__ >= 401 )
#define BOOST_SP_HAS_SYNC
#if defined( __arm__ ) || defined( __armel__ )
#undef BOOST_SP_HAS_SYNC
#endif
#if defined( __hppa ) || defined( __hppa__ )
#undef BOOST_SP_HAS_SYNC
#endif
#if defined( __m68k__ )
#undef BOOST_SP_HAS_SYNC
#endif
#if defined( __sh__ )
#undef BOOST_SP_HAS_SYNC
#endif
#if defined( __sparc__ )
#undef BOOST_SP_HAS_SYNC
#endif
#if defined( __INTEL_COMPILER ) && !defined( __ia64__ ) && ( __INTEL_COMPILER < 1110 )
#undef BOOST_SP_HAS_SYNC
#endif
#if defined(__PATHSCALE__) && ((__PATHCC__ == 4) && (__PATHCC_MINOR__ < 9))
#undef BOOST_SP_HAS_SYNC
#endif
#endif
#endif // #ifndef BOOST_SP_NO_SYNC
#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_HAS_SYNC_HPP_INCLUDED

View File

@@ -0,0 +1,69 @@
#ifndef BOOST_SMART_PTR_DETAIL_SP_HAS_SYNC_INTRINSICS_HPP_INCLUDED
#define BOOST_SMART_PTR_DETAIL_SP_HAS_SYNC_INTRINSICS_HPP_INCLUDED
// MS compatible compilers support #pragma once
#if defined(_MSC_VER) && (_MSC_VER >= 1020)
# pragma once
#endif
//
// boost/smart_ptr/detail/sp_has_sync_intrinsics.hpp
//
// Copyright (c) 2008, 2009 Peter Dimov
//
// Distributed under the Boost Software License, Version 1.0.
// See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//
// Defines the BOOST_SP_HAS_SYNC_INTRINSICS macro if the __sync_* intrinsics
// are available.
//
#if !defined( BOOST_SP_NO_SYNC_INTRINSICS ) && !defined( BOOST_SP_NO_SYNC )
#if defined( __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4 ) && !defined( __c2__ )
# define BOOST_SP_HAS_SYNC_INTRINSICS
#elif defined( __IBMCPP__ ) && ( __IBMCPP__ >= 1210 ) && !defined( __COMPILER_VER__ )
# define BOOST_SP_HAS_SYNC_INTRINSICS
#elif defined( __GNUC__ ) && ( __GNUC__ * 100 + __GNUC_MINOR__ >= 401 ) && !defined( __c2__ )
#define BOOST_SP_HAS_SYNC_INTRINSICS
#if defined( __arm__ ) || defined( __armel__ )
#undef BOOST_SP_HAS_SYNC_INTRINSICS
#endif
#if defined( __hppa ) || defined( __hppa__ )
#undef BOOST_SP_HAS_SYNC_INTRINSICS
#endif
#if defined( __m68k__ )
#undef BOOST_SP_HAS_SYNC_INTRINSICS
#endif
#if defined( __sh__ )
#undef BOOST_SP_HAS_SYNC_INTRINSICS
#endif
#if defined( __sparc__ )
#undef BOOST_SP_HAS_SYNC_INTRINSICS
#endif
#if defined( __INTEL_COMPILER ) && !defined( __ia64__ ) && ( __INTEL_COMPILER < 1110 )
#undef BOOST_SP_HAS_SYNC_INTRINSICS
#endif
#if defined(__PATHSCALE__) && ((__PATHCC__ == 4) && (__PATHCC_MINOR__ < 9))
#undef BOOST_SP_HAS_SYNC_INTRINSICS
#endif
#endif
#endif // #if !defined( BOOST_SP_NO_SYNC_INTRINSICS ) && !defined( BOOST_SP_NO_SYNC )
#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_HAS_SYNC_INTRINSICS_HPP_INCLUDED

View File

@@ -0,0 +1,32 @@
#ifndef BOOST_SMART_PTR_DETAIL_SP_OBSOLETE_HPP_INCLUDED
#define BOOST_SMART_PTR_DETAIL_SP_OBSOLETE_HPP_INCLUDED
// MS compatible compilers support #pragma once
#if defined(_MSC_VER) && (_MSC_VER >= 1020)
# pragma once
#endif
// boost/smart_ptr/detail/sp_obsolete.hpp
//
// Copyright 2020 Peter Dimov
// Distributed under the Boost Software License, Version 1.0.
// https://www.boost.org/LICENSE_1_0.txt
//
// Defines the BOOST_SP_OBSOLETE macro that emits a deprecation
// message.
#include <boost/config/pragma_message.hpp>
#if !defined( BOOST_SP_NO_OBSOLETE_MESSAGE )
#define BOOST_SP_OBSOLETE() BOOST_PRAGMA_MESSAGE("This platform-specific implementation is presumed obsolete and is slated for removal. If you want it retained, please open an issue in https://github.com/boostorg/smart_ptr.")
#else
#define BOOST_SP_OBSOLETE()
#endif
#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_OBSOLETE_HPP_INCLUDED

View File

@@ -0,0 +1,23 @@
#ifndef BOOST_SMART_PTR_DETAIL_SP_THREAD_PAUSE_HPP_INCLUDED
#define BOOST_SMART_PTR_DETAIL_SP_THREAD_PAUSE_HPP_INCLUDED
// Copyright 2023 Peter Dimov
// Distributed under the Boost Software License, Version 1.0.
// https://www.boost.org/LICENSE_1_0.txt
#include <boost/core/yield_primitives.hpp>
#include <boost/config/header_deprecated.hpp>
BOOST_HEADER_DEPRECATED( "<boost/core/yield_primitives.hpp>" )
namespace boost
{
namespace detail
{
using boost::core::sp_thread_pause;
} // namespace detail
} // namespace boost
#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_THREAD_PAUSE_HPP_INCLUDED

View File

@@ -0,0 +1,23 @@
#ifndef BOOST_SMART_PTR_DETAIL_SP_THREAD_SLEEP_HPP_INCLUDED
#define BOOST_SMART_PTR_DETAIL_SP_THREAD_SLEEP_HPP_INCLUDED
// Copyright 2023 Peter Dimov
// Distributed under the Boost Software License, Version 1.0.
// https://www.boost.org/LICENSE_1_0.txt
#include <boost/core/yield_primitives.hpp>
#include <boost/config/header_deprecated.hpp>
BOOST_HEADER_DEPRECATED( "<boost/core/yield_primitives.hpp>" )
namespace boost
{
namespace detail
{
using boost::core::sp_thread_sleep;
} // namespace detail
} // namespace boost
#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_THREAD_SLEEP_HPP_INCLUDED

View File

@@ -0,0 +1,23 @@
#ifndef BOOST_SMART_PTR_DETAIL_SP_THREAD_YIELD_HPP_INCLUDED
#define BOOST_SMART_PTR_DETAIL_SP_THREAD_YIELD_HPP_INCLUDED
// Copyright 2023 Peter Dimov
// Distributed under the Boost Software License, Version 1.0.
// https://www.boost.org/LICENSE_1_0.txt
#include <boost/core/yield_primitives.hpp>
#include <boost/config/header_deprecated.hpp>
BOOST_HEADER_DEPRECATED( "<boost/core/yield_primitives.hpp>" )
namespace boost
{
namespace detail
{
using boost::core::sp_thread_yield;
} // namespace detail
} // namespace boost
#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_THREAD_YIELD_HPP_INCLUDED

View File

@@ -0,0 +1,58 @@
#ifndef BOOST_SMART_PTR_DETAIL_SP_TYPEINFO_HPP_INCLUDED
#define BOOST_SMART_PTR_DETAIL_SP_TYPEINFO_HPP_INCLUDED
// MS compatible compilers support #pragma once
#if defined(_MSC_VER) && (_MSC_VER >= 1020)
# pragma once
#endif
// smart_ptr/detail/sp_typeinfo_.hpp
//
// Copyright 2007, 2019 Peter Dimov
//
// Distributed under the Boost Software License, Version 1.0.
// See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
#include <boost/config.hpp>
#if defined( BOOST_NO_TYPEID ) || defined( BOOST_NO_STD_TYPEINFO )
#include <boost/core/typeinfo.hpp>
namespace boost
{
namespace detail
{
typedef boost::core::typeinfo sp_typeinfo_;
} // namespace detail
} // namespace boost
#define BOOST_SP_TYPEID_(T) BOOST_CORE_TYPEID(T)
#else // defined( BOOST_NO_TYPEID ) || defined( BOOST_NO_STD_TYPEINFO )
#include <typeinfo>
namespace boost
{
namespace detail
{
typedef std::type_info sp_typeinfo_;
} // namespace detail
} // namespace boost
#define BOOST_SP_TYPEID_(T) typeid(T)
#endif // defined( BOOST_NO_TYPEID ) || defined( BOOST_NO_STD_TYPEINFO )
#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_TYPEINFO_HPP_INCLUDED

View File

@@ -28,28 +28,26 @@
// #define BOOST_DETAIL_SPINLOCK_INIT <unspecified>
//
#include <boost/smart_ptr/detail/sp_has_gcc_intrinsics.hpp>
#include <boost/smart_ptr/detail/sp_has_sync_intrinsics.hpp>
#include <boost/config.hpp>
#include <boost/smart_ptr/detail/sp_has_sync.hpp>
#if defined( BOOST_SP_USE_STD_ATOMIC )
# if !defined( __clang__ )
# include <boost/smart_ptr/detail/spinlock_std_atomic.hpp>
# else
// Clang (at least up to 3.4) can't compile spinlock_pool when
// using std::atomic, so substitute the __sync implementation instead.
# include <boost/smart_ptr/detail/spinlock_sync.hpp>
# endif
# include <boost/smart_ptr/detail/spinlock_std_atomic.hpp>
#elif defined( BOOST_SP_USE_PTHREADS )
# include <boost/smart_ptr/detail/spinlock_pt.hpp>
#elif defined( BOOST_SP_HAS_GCC_INTRINSICS )
# include <boost/smart_ptr/detail/spinlock_gcc_atomic.hpp>
#elif !defined( BOOST_NO_CXX11_HDR_ATOMIC )
# include <boost/smart_ptr/detail/spinlock_std_atomic.hpp>
#elif defined(__GNUC__) && defined( __arm__ ) && !defined( __thumb__ )
# include <boost/smart_ptr/detail/spinlock_gcc_arm.hpp>
#elif defined( BOOST_SP_HAS_SYNC )
#elif defined( BOOST_SP_HAS_SYNC_INTRINSICS )
# include <boost/smart_ptr/detail/spinlock_sync.hpp>
#elif defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__CYGWIN__)

View File

@@ -11,6 +11,13 @@
#include <boost/smart_ptr/detail/yield_k.hpp>
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using g++/ARM spinlock")
#endif
#if defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) || defined(__ARM_ARCH_7R__) || defined(__ARM_ARCH_7M__) || defined(__ARM_ARCH_7EM__) || defined(__ARM_ARCH_7S__)
# define BOOST_SP_ARM_BARRIER "dmb"

View File

@@ -0,0 +1,94 @@
#ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_GCC_ATOMIC_HPP_INCLUDED
#define BOOST_SMART_PTR_DETAIL_SPINLOCK_GCC_ATOMIC_HPP_INCLUDED
// MS compatible compilers support #pragma once
#if defined(_MSC_VER) && (_MSC_VER >= 1020)
# pragma once
#endif
// Copyright 2008, 2020 Peter Dimov
// Distributed under the Boost Software License, Version 1.0.
// https://www.boost.org/LICENSE_1_0.txt
#include <boost/smart_ptr/detail/yield_k.hpp>
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using __atomic spinlock")
#endif
namespace boost
{
namespace detail
{
class spinlock
{
public:
// `bool` alignment is required for Apple PPC32
// https://github.com/boostorg/smart_ptr/issues/105
// https://github.com/PurpleI2P/i2pd/issues/1726
// https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107590
union
{
unsigned char v_;
bool align_;
};
public:
bool try_lock()
{
return __atomic_test_and_set( &v_, __ATOMIC_ACQUIRE ) == 0;
}
void lock()
{
for( unsigned k = 0; !try_lock(); ++k )
{
boost::detail::yield( k );
}
}
void unlock()
{
__atomic_clear( &v_, __ATOMIC_RELEASE );
}
public:
class scoped_lock
{
private:
spinlock & sp_;
scoped_lock( scoped_lock const & );
scoped_lock & operator=( scoped_lock const & );
public:
explicit scoped_lock( spinlock & sp ): sp_( sp )
{
sp.lock();
}
~scoped_lock()
{
sp_.unlock();
}
};
};
} // namespace detail
} // namespace boost
#define BOOST_DETAIL_SPINLOCK_INIT {{0}}
#endif // #ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_GCC_ATOMIC_HPP_INCLUDED

View File

@@ -17,6 +17,13 @@
#include <boost/assert.hpp>
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using single-threaded spinlock emulation")
#endif
namespace boost
{

View File

@@ -17,6 +17,13 @@
#include <pthread.h>
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using pthread_mutex spinlock emulation")
#endif
namespace boost
{

View File

@@ -19,6 +19,13 @@
#include <boost/config.hpp>
#include <atomic>
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using std::atomic spinlock")
#endif
namespace boost
{

View File

@@ -21,6 +21,13 @@
# include <ia64intrin.h>
#endif
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using __sync spinlock")
#endif
namespace boost
{
@@ -31,7 +38,7 @@ class spinlock
{
public:
int v_;
unsigned char v_;
public:

View File

@@ -18,6 +18,13 @@
#include <boost/smart_ptr/detail/sp_interlocked.hpp>
#include <boost/smart_ptr/detail/yield_k.hpp>
#if defined(BOOST_SP_REPORT_IMPLEMENTATION)
#include <boost/config/pragma_message.hpp>
BOOST_PRAGMA_MESSAGE("Using Win32 spinlock")
#endif
// BOOST_COMPILER_FENCE
#if defined(__INTEL_COMPILER)

View File

@@ -7,120 +7,19 @@
# pragma once
#endif
// boost/smart_ptr/detail/yield_k.hpp
//
// yield_k.hpp
// Copyright 2008, 2020 Peter Dimov
//
// Copyright (c) 2008 Peter Dimov
// Copyright (c) Microsoft Corporation 2014
// inline void boost::detail::yield( unsigned k );
//
// void yield( unsigned k );
//
// Typical use:
//
// for( unsigned k = 0; !try_lock(); ++k ) yield( k );
//
// Distributed under the Boost Software License, Version 1.0.
// See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt
// Typical use:
// for( unsigned k = 0; !try_lock(); ++k ) yield( k );
//
// Distributed under the Boost Software License, Version 1.0.
// https://www.boost.org/LICENSE_1_0.txt
#include <boost/config.hpp>
#include <boost/predef/platform/windows_runtime.h>
#if BOOST_PLAT_WINDOWS_RUNTIME
#include <thread>
#endif
// BOOST_SMT_PAUSE
#if defined(_MSC_VER) && _MSC_VER >= 1310 && ( defined(_M_IX86) || defined(_M_X64) ) && !defined(__c2__)
extern "C" void _mm_pause();
#define BOOST_SMT_PAUSE _mm_pause();
#elif defined(__GNUC__) && ( defined(__i386__) || defined(__x86_64__) )
#define BOOST_SMT_PAUSE __asm__ __volatile__( "rep; nop" : : : "memory" );
#endif
//
#if defined( WIN32 ) || defined( _WIN32 ) || defined( __WIN32__ ) || defined( __CYGWIN__ )
#if defined( BOOST_USE_WINDOWS_H )
# include <windows.h>
#endif
namespace boost
{
namespace detail
{
#if !defined( BOOST_USE_WINDOWS_H ) && !BOOST_PLAT_WINDOWS_RUNTIME
#if defined(__clang__) && defined(__x86_64__)
// clang x64 warns that __stdcall is ignored
# define BOOST_SP_STDCALL
#else
# define BOOST_SP_STDCALL __stdcall
#endif
#if defined(__LP64__) // Cygwin 64
extern "C" __declspec(dllimport) void BOOST_SP_STDCALL Sleep( unsigned int ms );
#else
extern "C" __declspec(dllimport) void BOOST_SP_STDCALL Sleep( unsigned long ms );
#endif
#undef BOOST_SP_STDCALL
#endif // !defined( BOOST_USE_WINDOWS_H ) && !BOOST_PLAT_WINDOWS_RUNTIME
inline void yield( unsigned k ) BOOST_NOEXCEPT
{
if( k < 4 )
{
}
#if defined( BOOST_SMT_PAUSE )
else if( k < 16 )
{
BOOST_SMT_PAUSE
}
#endif
#if !BOOST_PLAT_WINDOWS_RUNTIME
else if( k < 32 )
{
Sleep( 0 );
}
else
{
Sleep( 1 );
}
#else
else
{
// Sleep isn't supported on the Windows Runtime.
std::this_thread::yield();
}
#endif
}
} // namespace detail
} // namespace boost
#elif defined( BOOST_HAS_PTHREADS )
#ifndef _AIX
#include <sched.h>
#else
// AIX's sched.h defines ::var which sometimes conflicts with Lambda's var
extern "C" int sched_yield(void);
#endif
#include <time.h>
#include <boost/core/yield_primitives.hpp>
namespace boost
{
@@ -130,31 +29,16 @@ namespace detail
inline void yield( unsigned k )
{
if( k < 4 )
// Experiments on Windows and Fedora 32 show that a single pause,
// followed by an immediate sp_thread_sleep(), is best.
if( k & 1 )
{
}
#if defined( BOOST_SMT_PAUSE )
else if( k < 16 )
{
BOOST_SMT_PAUSE
}
#endif
else if( k < 32 || k & 1 )
{
sched_yield();
boost::core::sp_thread_sleep();
}
else
{
// g++ -Wextra warns on {} or {0}
struct timespec rqtp = { 0, 0 };
// POSIX says that timespec has tv_sec and tv_nsec
// But it doesn't guarantee order or placement
rqtp.tv_sec = 0;
rqtp.tv_nsec = 1000;
nanosleep( &rqtp, 0 );
boost::core::sp_thread_pause();
}
}
@@ -162,22 +46,4 @@ inline void yield( unsigned k )
} // namespace boost
#else
namespace boost
{
namespace detail
{
inline void yield( unsigned )
{
}
} // namespace detail
} // namespace boost
#endif
#endif // #ifndef BOOST_SMART_PTR_DETAIL_YIELD_K_HPP_INCLUDED

View File

@@ -0,0 +1,42 @@
#ifndef BOOST_SMART_PTR_ENABLE_SHARED_FROM_HPP_INCLUDED
#define BOOST_SMART_PTR_ENABLE_SHARED_FROM_HPP_INCLUDED
// enable_shared_from.hpp
//
// Copyright 2019, 2020 Peter Dimov
//
// Distributed under the Boost Software License, Version 1.0.
// See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt
//
// See http://www.boost.org/libs/smart_ptr/ for documentation.
#include <boost/smart_ptr/detail/requires_cxx11.hpp>
#include <boost/smart_ptr/enable_shared_from_this.hpp>
#include <boost/smart_ptr/detail/sp_noexcept.hpp>
namespace boost
{
class enable_shared_from: public enable_shared_from_this<enable_shared_from>
{
private:
using enable_shared_from_this<enable_shared_from>::shared_from_this;
using enable_shared_from_this<enable_shared_from>::weak_from_this;
};
template<class T> shared_ptr<T> shared_from( T * p )
{
return shared_ptr<T>( p->enable_shared_from_this<enable_shared_from>::shared_from_this(), p );
}
template<class T> weak_ptr<T> weak_from( T * p ) BOOST_SP_NOEXCEPT
{
return weak_ptr<T>( p->enable_shared_from_this<enable_shared_from>::weak_from_this(), p );
}
} // namespace boost
#endif // #ifndef BOOST_SMART_PTR_ENABLE_SHARED_FROM_HPP_INCLUDED

View File

@@ -16,7 +16,7 @@
#include <boost/shared_ptr.hpp>
#include <boost/weak_ptr.hpp>
#include <boost/assert.hpp>
#include <boost/detail/workaround.hpp>
#include <boost/config/workaround.hpp>
namespace boost
{
@@ -144,8 +144,7 @@ template<typename T>
boost::weak_ptr<T> weak_from_raw(T *p)
{
BOOST_ASSERT(p != 0);
boost::weak_ptr<T> result;
result._internal_aliasing_assign(p->enable_shared_from_raw::weak_from_this(), p);
boost::weak_ptr<T> result(p->enable_shared_from_raw::weak_from_this(), p);
return result;
}

View File

@@ -13,6 +13,7 @@
// See http://www.boost.org/libs/smart_ptr/ for documentation.
//
#include <boost/smart_ptr/detail/requires_cxx11.hpp>
#include <boost/smart_ptr/weak_ptr.hpp>
#include <boost/smart_ptr/shared_ptr.hpp>
#include <boost/smart_ptr/detail/sp_noexcept.hpp>

View File

@@ -13,10 +13,12 @@
// See http://www.boost.org/libs/smart_ptr/ for documentation.
//
#include <boost/smart_ptr/detail/requires_cxx11.hpp>
#include <boost/config.hpp>
#include <boost/assert.hpp>
#include <boost/detail/workaround.hpp>
#include <boost/config/workaround.hpp>
#include <boost/smart_ptr/detail/sp_convertible.hpp>
#include <boost/smart_ptr/detail/sp_nullptr_t.hpp>
#include <boost/smart_ptr/detail/sp_noexcept.hpp>
@@ -245,7 +247,7 @@ template<class T, class U> inline bool operator!=(T * a, intrusive_ptr<U> const
return a != b.get();
}
#if __GNUC__ == 2 && __GNUC_MINOR__ <= 96
#if defined(__GNUC__) && __GNUC__ == 2 && __GNUC_MINOR__ <= 96
// Resolve the ambiguity between our op!= and the one in rel_ops
@@ -297,6 +299,8 @@ template<class T> T * get_pointer(intrusive_ptr<T> const & p) BOOST_SP_NOEXCEPT
return p.get();
}
// pointer casts
template<class T, class U> intrusive_ptr<T> static_pointer_cast(intrusive_ptr<U> const & p)
{
return static_cast<T *>(p.get());
@@ -312,6 +316,31 @@ template<class T, class U> intrusive_ptr<T> dynamic_pointer_cast(intrusive_ptr<U
return dynamic_cast<T *>(p.get());
}
#if !defined( BOOST_NO_CXX11_RVALUE_REFERENCES )
template<class T, class U> intrusive_ptr<T> static_pointer_cast( intrusive_ptr<U> && p ) BOOST_SP_NOEXCEPT
{
return intrusive_ptr<T>( static_cast<T*>( p.detach() ), false );
}
template<class T, class U> intrusive_ptr<T> const_pointer_cast( intrusive_ptr<U> && p ) BOOST_SP_NOEXCEPT
{
return intrusive_ptr<T>( const_cast<T*>( p.detach() ), false );
}
template<class T, class U> intrusive_ptr<T> dynamic_pointer_cast( intrusive_ptr<U> && p ) BOOST_SP_NOEXCEPT
{
T * p2 = dynamic_cast<T*>( p.get() );
intrusive_ptr<T> r( p2, false );
if( p2 ) p.detach();
return r;
}
#endif // defined( BOOST_NO_CXX11_RVALUE_REFERENCES )
// operator<<
#if !defined(BOOST_NO_IOSTREAM)
@@ -358,4 +387,23 @@ template< class T > std::size_t hash_value( boost::intrusive_ptr<T> const & p )
} // namespace boost
// std::hash
#if !defined(BOOST_NO_CXX11_HDR_FUNCTIONAL)
namespace std
{
template<class T> struct hash< ::boost::intrusive_ptr<T> >
{
std::size_t operator()( ::boost::intrusive_ptr<T> const & p ) const BOOST_SP_NOEXCEPT
{
return std::hash< T* >()( p.get() );
}
};
} // namespace std
#endif // #if !defined(BOOST_NO_CXX11_HDR_FUNCTIONAL)
#endif // #ifndef BOOST_SMART_PTR_INTRUSIVE_PTR_HPP_INCLUDED

View File

@@ -11,6 +11,7 @@
//
// See http://www.boost.org/libs/smart_ptr/ for documentation.
#include <boost/smart_ptr/detail/requires_cxx11.hpp>
#include <boost/smart_ptr/shared_ptr.hpp>
namespace boost
@@ -494,6 +495,13 @@ public:
{
return std::less< boost::detail::local_counted_base* >()( pn, r.pn );
}
// owner_equals
template<class Y> bool owner_equals( local_shared_ptr<Y> const & r ) const BOOST_SP_NOEXCEPT
{
return pn == r.pn;
}
};
template<class T, class U> inline bool operator==( local_shared_ptr<T> const & a, local_shared_ptr<U> const & b ) BOOST_SP_NOEXCEPT
@@ -681,4 +689,23 @@ template< class T > std::size_t hash_value( local_shared_ptr<T> const & p ) BOOS
} // namespace boost
// std::hash
#if !defined(BOOST_NO_CXX11_HDR_FUNCTIONAL)
namespace std
{
template<class T> struct hash< ::boost::local_shared_ptr<T> >
{
std::size_t operator()( ::boost::local_shared_ptr<T> const & p ) const BOOST_SP_NOEXCEPT
{
return std::hash< typename ::boost::local_shared_ptr<T>::element_type* >()( p.get() );
}
};
} // namespace std
#endif // #if !defined(BOOST_NO_CXX11_HDR_FUNCTIONAL)
#endif // #ifndef BOOST_SMART_PTR_LOCAL_SHARED_PTR_HPP_INCLUDED

View File

@@ -11,6 +11,7 @@
//
// See http://www.boost.org/libs/smart_ptr/ for documentation.
#include <boost/smart_ptr/detail/requires_cxx11.hpp>
#include <boost/smart_ptr/make_local_shared_object.hpp>
#include <boost/smart_ptr/make_local_shared_array.hpp>

View File

@@ -9,6 +9,8 @@ Distributed under the Boost Software License, Version 1.0.
#ifndef BOOST_SMART_PTR_MAKE_LOCAL_SHARED_ARRAY_HPP
#define BOOST_SMART_PTR_MAKE_LOCAL_SHARED_ARRAY_HPP
#include <boost/smart_ptr/detail/requires_cxx11.hpp>
#include <boost/core/default_allocator.hpp>
#include <boost/smart_ptr/allocate_local_shared_array.hpp>
namespace boost {
@@ -18,8 +20,8 @@ inline typename enable_if_<is_bounded_array<T>::value,
local_shared_ptr<T> >::type
make_local_shared()
{
return boost::allocate_local_shared<T>(std::allocator<typename
detail::sp_array_scalar<T>::type>());
return boost::allocate_local_shared<T>(boost::default_allocator<typename
detail::sp_array_element<T>::type>());
}
template<class T>
@@ -27,8 +29,8 @@ inline typename enable_if_<is_bounded_array<T>::value,
local_shared_ptr<T> >::type
make_local_shared(const typename remove_extent<T>::type& value)
{
return boost::allocate_local_shared<T>(std::allocator<typename
detail::sp_array_scalar<T>::type>(), value);
return boost::allocate_local_shared<T>(boost::default_allocator<typename
detail::sp_array_element<T>::type>(), value);
}
template<class T>
@@ -36,8 +38,8 @@ inline typename enable_if_<is_unbounded_array<T>::value,
local_shared_ptr<T> >::type
make_local_shared(std::size_t size)
{
return boost::allocate_local_shared<T>(std::allocator<typename
detail::sp_array_scalar<T>::type>(), size);
return boost::allocate_local_shared<T>(boost::default_allocator<typename
detail::sp_array_element<T>::type>(), size);
}
template<class T>
@@ -46,8 +48,8 @@ inline typename enable_if_<is_unbounded_array<T>::value,
make_local_shared(std::size_t size,
const typename remove_extent<T>::type& value)
{
return boost::allocate_local_shared<T>(std::allocator<typename
detail::sp_array_scalar<T>::type>(), size, value);
return boost::allocate_local_shared<T>(boost::default_allocator<typename
detail::sp_array_element<T>::type>(), size, value);
}
template<class T>
@@ -55,8 +57,8 @@ inline typename enable_if_<is_bounded_array<T>::value,
local_shared_ptr<T> >::type
make_local_shared_noinit()
{
return boost::allocate_local_shared_noinit<T>(std::allocator<typename
detail::sp_array_scalar<T>::type>());
return boost::allocate_local_shared_noinit<T>(boost::
default_allocator<typename detail::sp_array_element<T>::type>());
}
template<class T>
@@ -64,8 +66,8 @@ inline typename enable_if_<is_unbounded_array<T>::value,
local_shared_ptr<T> >::type
make_local_shared_noinit(std::size_t size)
{
return boost::allocate_local_shared_noinit<T>(std::allocator<typename
detail::sp_array_scalar<T>::type>(), size);
return boost::allocate_local_shared_noinit<T>(boost::
default_allocator<typename detail::sp_array_element<T>::type>(), size);
}
} /* boost */

View File

@@ -11,6 +11,7 @@
//
// See http://www.boost.org/libs/smart_ptr/ for documentation.
#include <boost/smart_ptr/detail/requires_cxx11.hpp>
#include <boost/smart_ptr/local_shared_ptr.hpp>
#include <boost/smart_ptr/make_shared.hpp>
#include <boost/type_traits/remove_const.hpp>

View File

@@ -11,6 +11,7 @@
//
// See http://www.boost.org/libs/smart_ptr/ for documentation.
#include <boost/smart_ptr/detail/requires_cxx11.hpp>
#include <boost/smart_ptr/make_shared_object.hpp>
#if !defined( BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION ) && !defined( BOOST_NO_SFINAE )

View File

@@ -8,6 +8,8 @@ Distributed under the Boost Software License, Version 1.0.
#ifndef BOOST_SMART_PTR_MAKE_SHARED_ARRAY_HPP
#define BOOST_SMART_PTR_MAKE_SHARED_ARRAY_HPP
#include <boost/smart_ptr/detail/requires_cxx11.hpp>
#include <boost/core/default_allocator.hpp>
#include <boost/smart_ptr/allocate_shared_array.hpp>
namespace boost {
@@ -16,48 +18,48 @@ template<class T>
inline typename enable_if_<is_bounded_array<T>::value, shared_ptr<T> >::type
make_shared()
{
return boost::allocate_shared<T>(std::allocator<typename
detail::sp_array_scalar<T>::type>());
return boost::allocate_shared<T>(boost::default_allocator<typename
detail::sp_array_element<T>::type>());
}
template<class T>
inline typename enable_if_<is_bounded_array<T>::value, shared_ptr<T> >::type
make_shared(const typename remove_extent<T>::type& value)
{
return boost::allocate_shared<T>(std::allocator<typename
detail::sp_array_scalar<T>::type>(), value);
return boost::allocate_shared<T>(boost::default_allocator<typename
detail::sp_array_element<T>::type>(), value);
}
template<class T>
inline typename enable_if_<is_unbounded_array<T>::value, shared_ptr<T> >::type
make_shared(std::size_t size)
{
return boost::allocate_shared<T>(std::allocator<typename
detail::sp_array_scalar<T>::type>(), size);
return boost::allocate_shared<T>(boost::default_allocator<typename
detail::sp_array_element<T>::type>(), size);
}
template<class T>
inline typename enable_if_<is_unbounded_array<T>::value, shared_ptr<T> >::type
make_shared(std::size_t size, const typename remove_extent<T>::type& value)
{
return boost::allocate_shared<T>(std::allocator<typename
detail::sp_array_scalar<T>::type>(), size, value);
return boost::allocate_shared<T>(boost::default_allocator<typename
detail::sp_array_element<T>::type>(), size, value);
}
template<class T>
inline typename enable_if_<is_bounded_array<T>::value, shared_ptr<T> >::type
make_shared_noinit()
{
return boost::allocate_shared_noinit<T>(std::allocator<typename
detail::sp_array_scalar<T>::type>());
return boost::allocate_shared_noinit<T>(boost::default_allocator<typename
detail::sp_array_element<T>::type>());
}
template<class T>
inline typename enable_if_<is_unbounded_array<T>::value, shared_ptr<T> >::type
make_shared_noinit(std::size_t size)
{
return boost::allocate_shared_noinit<T>(std::allocator<typename
detail::sp_array_scalar<T>::type>(), size);
return boost::allocate_shared_noinit<T>(boost::default_allocator<typename
detail::sp_array_element<T>::type>(), size);
}
} /* boost */

View File

@@ -11,6 +11,7 @@
//
// See http://www.boost.org/libs/smart_ptr/ for documentation.
#include <boost/smart_ptr/detail/requires_cxx11.hpp>
#include <boost/config.hpp>
#include <boost/move/core.hpp>
#include <boost/move/utility_core.hpp>
@@ -187,7 +188,7 @@ template< class T > struct sp_if_not_array< T[] >
{
};
#if !defined( __BORLANDC__ ) || !BOOST_WORKAROUND( __BORLANDC__, < 0x600 )
#if !defined( BOOST_BORLANDC ) || !BOOST_WORKAROUND( BOOST_BORLANDC, < 0x600 )
template< class T, std::size_t N > struct sp_if_not_array< T[N] >
{

View File

@@ -8,6 +8,7 @@ Distributed under the Boost Software License, Version 1.0.
#ifndef BOOST_SMART_PTR_MAKE_UNIQUE_HPP
#define BOOST_SMART_PTR_MAKE_UNIQUE_HPP
#include <boost/smart_ptr/detail/requires_cxx11.hpp>
#include <boost/type_traits/enable_if.hpp>
#include <boost/type_traits/is_array.hpp>
#include <boost/type_traits/is_unbounded_array.hpp>

View File

@@ -0,0 +1,27 @@
#ifndef BOOST_SMART_PTR_OWNER_EQUAL_TO_HPP_INCLUDED
#define BOOST_SMART_PTR_OWNER_EQUAL_TO_HPP_INCLUDED
// Copyright 2020 Peter Dimov
// Distributed under the Boost Software License, Version 1.0.
// https://www.boost.org/LICENSE_1_0.txt
#include <boost/config.hpp>
namespace boost
{
template<class T = void> struct owner_equal_to
{
typedef bool result_type;
typedef T first_argument_type;
typedef T second_argument_type;
template<class U, class V> bool operator()( U const & u, V const & v ) const BOOST_NOEXCEPT
{
return u.owner_equals( v );
}
};
} // namespace boost
#endif // #ifndef BOOST_SMART_PTR_OWNER_EQUAL_TO_HPP_INCLUDED

View File

@@ -0,0 +1,27 @@
#ifndef BOOST_SMART_PTR_OWNER_HASH_HPP_INCLUDED
#define BOOST_SMART_PTR_OWNER_HASH_HPP_INCLUDED
// Copyright 2020 Peter Dimov
// Distributed under the Boost Software License, Version 1.0.
// https://www.boost.org/LICENSE_1_0.txt
#include <boost/config.hpp>
#include <cstddef>
namespace boost
{
template<class T> struct owner_hash
{
typedef std::size_t result_type;
typedef T argument_type;
std::size_t operator()( T const & t ) const BOOST_NOEXCEPT
{
return t.owner_hash_value();
}
};
} // namespace boost
#endif // #ifndef BOOST_SMART_PTR_OWNER_HASH_HPP_INCLUDED

View File

@@ -14,6 +14,8 @@
// See http://www.boost.org/libs/smart_ptr/ for documentation.
//
#include <boost/config.hpp>
namespace boost
{
@@ -23,7 +25,7 @@ template<class T = void> struct owner_less
typedef T first_argument_type;
typedef T second_argument_type;
template<class U, class V> bool operator()( U const & u, V const & v ) const
template<class U, class V> bool operator()( U const & u, V const & v ) const BOOST_NOEXCEPT
{
return u.owner_before( v );
}

View File

@@ -10,13 +10,14 @@
//
// See http://www.boost.org/libs/smart_ptr/ for documentation.
#include <boost/smart_ptr/detail/requires_cxx11.hpp>
#include <boost/config.hpp>
#include <boost/assert.hpp>
#include <boost/checked_delete.hpp>
#include <boost/core/checked_delete.hpp>
#include <boost/smart_ptr/detail/sp_nullptr_t.hpp>
#include <boost/smart_ptr/detail/sp_noexcept.hpp>
#include <boost/detail/workaround.hpp>
#include <boost/config/workaround.hpp>
#include <cstddef> // for std::ptrdiff_t

View File

@@ -10,13 +10,14 @@
//
// See http://www.boost.org/libs/smart_ptr/ for documentation.
#include <boost/smart_ptr/detail/requires_cxx11.hpp>
#include <boost/config.hpp>
#include <boost/assert.hpp>
#include <boost/checked_delete.hpp>
#include <boost/core/checked_delete.hpp>
#include <boost/smart_ptr/detail/sp_nullptr_t.hpp>
#include <boost/smart_ptr/detail/sp_disable_deprecated.hpp>
#include <boost/smart_ptr/detail/sp_noexcept.hpp>
#include <boost/detail/workaround.hpp>
#include <boost/config/workaround.hpp>
#ifndef BOOST_NO_AUTO_PTR
# include <memory> // for std::auto_ptr

View File

@@ -14,18 +14,20 @@
// See http://www.boost.org/libs/smart_ptr/ for documentation.
//
#include <boost/smart_ptr/detail/requires_cxx11.hpp>
#include <boost/config.hpp> // for broken compiler workarounds
#include <memory> // TR1 cyclic inclusion fix
#include <boost/assert.hpp>
#include <boost/checked_delete.hpp>
#include <boost/core/checked_delete.hpp>
#include <boost/smart_ptr/shared_ptr.hpp>
#include <boost/smart_ptr/detail/shared_count.hpp>
#include <boost/smart_ptr/detail/sp_nullptr_t.hpp>
#include <boost/smart_ptr/detail/sp_noexcept.hpp>
#include <boost/detail/workaround.hpp>
#include <boost/config/workaround.hpp>
#include <cstddef> // for std::ptrdiff_t
#include <algorithm> // for std::swap
@@ -225,7 +227,7 @@ public:
pn.swap(other.pn);
}
void * _internal_get_deleter( boost::detail::sp_typeinfo const & ti ) const BOOST_SP_NOEXCEPT
void * _internal_get_deleter( boost::detail::sp_typeinfo_ const & ti ) const BOOST_SP_NOEXCEPT
{
return pn.get_deleter( ti );
}
@@ -285,7 +287,7 @@ template<class T> void swap(shared_array<T> & a, shared_array<T> & b) BOOST_SP_N
template< class D, class T > D * get_deleter( shared_array<T> const & p ) BOOST_SP_NOEXCEPT
{
return static_cast< D * >( p._internal_get_deleter( BOOST_SP_TYPEID(D) ) );
return static_cast< D * >( p._internal_get_deleter( BOOST_SP_TYPEID_(D) ) );
}
} // namespace boost

View File

@@ -14,23 +14,17 @@
// See http://www.boost.org/libs/smart_ptr/ for documentation.
//
#include <boost/config.hpp> // for broken compiler workarounds
// In order to avoid circular dependencies with Boost.TR1
// we make sure that our include of <memory> doesn't try to
// pull in the TR1 headers: that's why we use this header
// rather than including <memory> directly:
#include <boost/config/no_tr1/memory.hpp> // std::auto_ptr
#include <boost/assert.hpp>
#include <boost/checked_delete.hpp>
#include <boost/throw_exception.hpp>
#include <boost/smart_ptr/detail/requires_cxx11.hpp>
#include <boost/smart_ptr/detail/shared_count.hpp>
#include <boost/detail/workaround.hpp>
#include <boost/smart_ptr/detail/sp_convertible.hpp>
#include <boost/smart_ptr/detail/sp_nullptr_t.hpp>
#include <boost/smart_ptr/detail/sp_disable_deprecated.hpp>
#include <boost/smart_ptr/detail/sp_noexcept.hpp>
#include <boost/core/checked_delete.hpp>
#include <boost/throw_exception.hpp>
#include <boost/assert.hpp>
#include <boost/config.hpp>
#include <boost/config/workaround.hpp>
#if !defined(BOOST_SP_NO_ATOMIC_ACCESS)
#include <boost/smart_ptr/detail/spinlock_pool.hpp>
@@ -40,6 +34,7 @@
#include <functional> // for std::less
#include <typeinfo> // for std::bad_cast
#include <cstddef> // for std::size_t
#include <memory> // for std::auto_ptr
#if !defined(BOOST_NO_IOSTREAM)
#if !defined(BOOST_NO_IOSFWD)
@@ -86,7 +81,7 @@ template< class T > struct sp_element< T[] >
typedef T type;
};
#if !defined( __BORLANDC__ ) || !BOOST_WORKAROUND( __BORLANDC__, < 0x600 )
#if !defined( BOOST_BORLANDC ) || !BOOST_WORKAROUND( BOOST_BORLANDC, < 0x600 )
template< class T, std::size_t N > struct sp_element< T[N] >
{
@@ -135,7 +130,7 @@ template< class T > struct sp_dereference< T[] >
typedef void type;
};
#if !defined( __BORLANDC__ ) || !BOOST_WORKAROUND( __BORLANDC__, < 0x600 )
#if !defined( BOOST_BORLANDC ) || !BOOST_WORKAROUND( BOOST_BORLANDC, < 0x600 )
template< class T, std::size_t N > struct sp_dereference< T[N] >
{
@@ -160,7 +155,7 @@ template< class T > struct sp_member_access< T[] >
typedef void type;
};
#if !defined( __BORLANDC__ ) || !BOOST_WORKAROUND( __BORLANDC__, < 0x600 )
#if !defined( BOOST_BORLANDC ) || !BOOST_WORKAROUND( BOOST_BORLANDC, < 0x600 )
template< class T, std::size_t N > struct sp_member_access< T[N] >
{
@@ -185,7 +180,7 @@ template< class T > struct sp_array_access< T[] >
typedef T & type;
};
#if !defined( __BORLANDC__ ) || !BOOST_WORKAROUND( __BORLANDC__, < 0x600 )
#if !defined( BOOST_BORLANDC ) || !BOOST_WORKAROUND( BOOST_BORLANDC, < 0x600 )
template< class T, std::size_t N > struct sp_array_access< T[N] >
{
@@ -380,39 +375,81 @@ public:
}
//
// Requirements: D's copy constructor must not throw
// Requirements: D's copy/move constructors must not throw
//
// shared_ptr will release p by calling d(p)
//
#if !defined( BOOST_NO_CXX11_RVALUE_REFERENCES )
template<class Y, class D> shared_ptr( Y * p, D d ): px( p ), pn( p, static_cast< D&& >( d ) )
{
boost::detail::sp_deleter_construct( this, p );
}
#else
template<class Y, class D> shared_ptr( Y * p, D d ): px( p ), pn( p, d )
{
boost::detail::sp_deleter_construct( this, p );
}
#endif
#if !defined( BOOST_NO_CXX11_NULLPTR )
#if !defined( BOOST_NO_CXX11_RVALUE_REFERENCES )
template<class D> shared_ptr( boost::detail::sp_nullptr_t p, D d ): px( p ), pn( p, static_cast< D&& >( d ) )
{
}
#else
template<class D> shared_ptr( boost::detail::sp_nullptr_t p, D d ): px( p ), pn( p, d )
{
}
#endif
#endif
// As above, but with allocator. A's copy constructor shall not throw.
#if !defined( BOOST_NO_CXX11_RVALUE_REFERENCES )
template<class Y, class D, class A> shared_ptr( Y * p, D d, A a ): px( p ), pn( p, static_cast< D&& >( d ), a )
{
boost::detail::sp_deleter_construct( this, p );
}
#else
template<class Y, class D, class A> shared_ptr( Y * p, D d, A a ): px( p ), pn( p, d, a )
{
boost::detail::sp_deleter_construct( this, p );
}
#endif
#if !defined( BOOST_NO_CXX11_NULLPTR )
#if !defined( BOOST_NO_CXX11_RVALUE_REFERENCES )
template<class D, class A> shared_ptr( boost::detail::sp_nullptr_t p, D d, A a ): px( p ), pn( p, static_cast< D&& >( d ), a )
{
}
#else
template<class D, class A> shared_ptr( boost::detail::sp_nullptr_t p, D d, A a ): px( p ), pn( p, d, a )
{
}
#endif
#endif
// generated copy constructor, destructor are fine...
#if !defined( BOOST_NO_CXX11_RVALUE_REFERENCES )
@@ -631,9 +668,8 @@ public:
#if !defined( BOOST_NO_CXX11_RVALUE_REFERENCES )
shared_ptr( shared_ptr && r ) BOOST_SP_NOEXCEPT : px( r.px ), pn()
shared_ptr( shared_ptr && r ) BOOST_SP_NOEXCEPT : px( r.px ), pn( static_cast< boost::detail::shared_count && >( r.pn ) )
{
pn.swap( r.pn );
r.px = 0;
}
@@ -647,11 +683,9 @@ public:
shared_ptr( shared_ptr<Y> && r )
#endif
BOOST_SP_NOEXCEPT : px( r.px ), pn()
BOOST_SP_NOEXCEPT : px( r.px ), pn( static_cast< boost::detail::shared_count && >( r.pn ) )
{
boost::detail::sp_assert_convertible< Y, T >();
pn.swap( r.pn );
r.px = 0;
}
@@ -699,6 +733,20 @@ public:
this_type( p ).swap( *this );
}
#if !defined( BOOST_NO_CXX11_RVALUE_REFERENCES )
template<class Y, class D> void reset( Y * p, D d )
{
this_type( p, static_cast< D&& >( d ) ).swap( *this );
}
template<class Y, class D, class A> void reset( Y * p, D d, A a )
{
this_type( p, static_cast< D&& >( d ), a ).swap( *this );
}
#else
template<class Y, class D> void reset( Y * p, D d )
{
this_type( p, d ).swap( *this );
@@ -709,6 +757,8 @@ public:
this_type( p, d, a ).swap( *this );
}
#endif
template<class Y> void reset( shared_ptr<Y> const & r, element_type * p ) BOOST_SP_NOEXCEPT
{
this_type( r, p ).swap( *this );
@@ -777,12 +827,27 @@ public:
return pn < rhs.pn;
}
void * _internal_get_deleter( boost::detail::sp_typeinfo const & ti ) const BOOST_SP_NOEXCEPT
template<class Y> bool owner_equals( shared_ptr<Y> const & rhs ) const BOOST_SP_NOEXCEPT
{
return pn == rhs.pn;
}
template<class Y> bool owner_equals( weak_ptr<Y> const & rhs ) const BOOST_SP_NOEXCEPT
{
return pn == rhs.pn;
}
std::size_t owner_hash_value() const BOOST_SP_NOEXCEPT
{
return pn.hash_value();
}
void * _internal_get_deleter( boost::detail::sp_typeinfo_ const & ti ) const BOOST_SP_NOEXCEPT
{
return pn.get_deleter( ti );
}
void * _internal_get_local_deleter( boost::detail::sp_typeinfo const & ti ) const BOOST_SP_NOEXCEPT
void * _internal_get_local_deleter( boost::detail::sp_typeinfo_ const & ti ) const BOOST_SP_NOEXCEPT
{
return pn.get_local_deleter( ti );
}
@@ -1008,7 +1073,7 @@ namespace detail
template<class D, class T> D * basic_get_deleter( shared_ptr<T> const & p ) BOOST_SP_NOEXCEPT
{
return static_cast<D *>( p._internal_get_deleter(BOOST_SP_TYPEID(D)) );
return static_cast<D *>( p._internal_get_deleter(BOOST_SP_TYPEID_(D)) );
}
template<class D, class T> D * basic_get_local_deleter( D *, shared_ptr<T> const & p ) BOOST_SP_NOEXCEPT;
@@ -1155,6 +1220,25 @@ template< class T > std::size_t hash_value( boost::shared_ptr<T> const & p ) BOO
} // namespace boost
// std::hash
#if !defined(BOOST_NO_CXX11_HDR_FUNCTIONAL)
namespace std
{
template<class T> struct hash< ::boost::shared_ptr<T> >
{
std::size_t operator()( ::boost::shared_ptr<T> const & p ) const BOOST_SP_NOEXCEPT
{
return std::hash< typename ::boost::shared_ptr<T>::element_type* >()( p.get() );
}
};
} // namespace std
#endif // #if !defined(BOOST_NO_CXX11_HDR_FUNCTIONAL)
#include <boost/smart_ptr/detail/local_sp_deleter.hpp>
namespace boost
@@ -1165,16 +1249,23 @@ namespace detail
template<class D, class T> D * basic_get_local_deleter( D *, shared_ptr<T> const & p ) BOOST_SP_NOEXCEPT
{
return static_cast<D *>( p._internal_get_local_deleter( BOOST_SP_TYPEID(local_sp_deleter<D>) ) );
return static_cast<D *>( p._internal_get_local_deleter( BOOST_SP_TYPEID_(local_sp_deleter<D>) ) );
}
template<class D, class T> D const * basic_get_local_deleter( D const *, shared_ptr<T> const & p ) BOOST_SP_NOEXCEPT
{
return static_cast<D *>( p._internal_get_local_deleter( BOOST_SP_TYPEID(local_sp_deleter<D>) ) );
return static_cast<D *>( p._internal_get_local_deleter( BOOST_SP_TYPEID_(local_sp_deleter<D>) ) );
}
} // namespace detail
#if defined(__cpp_deduction_guides)
template<class T> shared_ptr( weak_ptr<T> ) -> shared_ptr<T>;
template<class T, class D> shared_ptr( std::unique_ptr<T, D> ) -> shared_ptr<T>;
#endif
} // namespace boost
#if defined( BOOST_SP_DISABLE_DEPRECATED )

View File

@@ -13,10 +13,12 @@
// See http://www.boost.org/libs/smart_ptr/ for documentation.
//
#include <memory> // boost.TR1 include order fix
#include <boost/smart_ptr/detail/requires_cxx11.hpp>
#include <boost/smart_ptr/detail/shared_count.hpp>
#include <boost/smart_ptr/shared_ptr.hpp>
#include <boost/smart_ptr/detail/sp_noexcept.hpp>
#include <memory>
#include <cstddef>
namespace boost
{
@@ -137,6 +139,23 @@ public:
boost::detail::sp_assert_convertible< Y, T >();
}
// aliasing
template<class Y> weak_ptr(shared_ptr<Y> const & r, element_type * p) BOOST_SP_NOEXCEPT: px( p ), pn( r.pn )
{
}
template<class Y> weak_ptr(weak_ptr<Y> const & r, element_type * p) BOOST_SP_NOEXCEPT: px( p ), pn( r.pn )
{
}
#if !defined( BOOST_NO_CXX11_RVALUE_REFERENCES )
template<class Y> weak_ptr(weak_ptr<Y> && r, element_type * p) BOOST_SP_NOEXCEPT: px( p ), pn( std::move( r.pn ) )
{
}
#endif
#if !defined(BOOST_MSVC) || (BOOST_MSVC >= 1300)
template<class Y>
@@ -194,6 +213,11 @@ public:
return pn.empty();
}
bool empty() const BOOST_SP_NOEXCEPT // extension, not in std::weak_ptr
{
return pn.empty();
}
void reset() BOOST_SP_NOEXCEPT
{
this_type().swap(*this);
@@ -205,13 +229,6 @@ public:
pn.swap(other.pn);
}
template<typename Y>
void _internal_aliasing_assign(weak_ptr<Y> const & r, element_type * px2) BOOST_SP_NOEXCEPT
{
px = px2;
pn = r.pn;
}
template<class Y> bool owner_before( weak_ptr<Y> const & rhs ) const BOOST_SP_NOEXCEPT
{
return pn < rhs.pn;
@@ -222,6 +239,21 @@ public:
return pn < rhs.pn;
}
template<class Y> bool owner_equals( weak_ptr<Y> const & rhs ) const BOOST_SP_NOEXCEPT
{
return pn == rhs.pn;
}
template<class Y> bool owner_equals( shared_ptr<Y> const & rhs ) const BOOST_SP_NOEXCEPT
{
return pn == rhs.pn;
}
std::size_t owner_hash_value() const BOOST_SP_NOEXCEPT
{
return pn.hash_value();
}
// Tasteless as this may seem, making all members public allows member templates
// to work in the absence of member template friends. (Matthew Langston)
@@ -249,6 +281,46 @@ template<class T> void swap(weak_ptr<T> & a, weak_ptr<T> & b) BOOST_SP_NOEXCEPT
a.swap(b);
}
#if defined(__cpp_deduction_guides)
template<class T> weak_ptr( shared_ptr<T> ) -> weak_ptr<T>;
#endif
// hash_value
template< class T > std::size_t hash_value( boost::weak_ptr<T> const & p ) BOOST_SP_NOEXCEPT
{
return p.owner_hash_value();
}
} // namespace boost
// std::hash, std::equal_to
namespace std
{
#if !defined(BOOST_NO_CXX11_HDR_FUNCTIONAL)
template<class T> struct hash< ::boost::weak_ptr<T> >
{
std::size_t operator()( ::boost::weak_ptr<T> const & p ) const BOOST_SP_NOEXCEPT
{
return p.owner_hash_value();
}
};
#endif // #if !defined(BOOST_NO_CXX11_HDR_FUNCTIONAL)
template<class T> struct equal_to< ::boost::weak_ptr<T> >
{
bool operator()( ::boost::weak_ptr<T> const & a, ::boost::weak_ptr<T> const & b ) const BOOST_SP_NOEXCEPT
{
return a.owner_equals( b );
}
};
} // namespace std
#endif // #ifndef BOOST_SMART_PTR_WEAK_PTR_HPP_INCLUDED