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-rw-r--r--boost/interprocess/segment_manager.hpp84
1 files changed, 43 insertions, 41 deletions
diff --git a/boost/interprocess/segment_manager.hpp b/boost/interprocess/segment_manager.hpp
index 87c0041cf4..d00f17716b 100644
--- a/boost/interprocess/segment_manager.hpp
+++ b/boost/interprocess/segment_manager.hpp
@@ -11,19 +11,24 @@
#ifndef BOOST_INTERPROCESS_SEGMENT_MANAGER_HPP
#define BOOST_INTERPROCESS_SEGMENT_MANAGER_HPP
-#if defined(_MSC_VER)
+#ifndef BOOST_CONFIG_HPP
+# include <boost/config.hpp>
+#endif
+#
+#if defined(BOOST_HAS_PRAGMA_ONCE)
# pragma once
#endif
#include <boost/interprocess/detail/config_begin.hpp>
#include <boost/interprocess/detail/workaround.hpp>
-#include <boost/detail/no_exceptions_support.hpp>
+#include <boost/core/no_exceptions_support.hpp>
#include <boost/interprocess/detail/type_traits.hpp>
#include <boost/interprocess/detail/transform_iterator.hpp>
#include <boost/interprocess/detail/mpl.hpp>
+#include <boost/interprocess/detail/nothrow.hpp>
#include <boost/interprocess/detail/segment_manager_helper.hpp>
#include <boost/interprocess/detail/named_proxy.hpp>
#include <boost/interprocess/detail/utilities.hpp>
@@ -34,10 +39,12 @@
#include <boost/interprocess/smart_ptr/deleter.hpp>
#include <boost/move/utility_core.hpp>
#include <boost/interprocess/sync/scoped_lock.hpp>
+// container/detail
+#include <boost/container/detail/minimal_char_traits_header.hpp>
+#include <boost/container/detail/placement_new.hpp>
+// std
#include <cstddef> //std::size_t
-#include <string> //char_traits
-#include <new> //std::nothrow
-#include <utility> //std::pair
+#include <boost/intrusive/detail/minimal_pair_header.hpp>
#include <boost/assert.hpp>
#ifndef BOOST_NO_EXCEPTIONS
#include <exception>
@@ -117,7 +124,7 @@ class segment_manager_base
//!Allocates nbytes bytes. This function is only used in
//!single-segment management. Never throws
- void * allocate (size_type nbytes, std::nothrow_t)
+ void * allocate (size_type nbytes, const std::nothrow_t &)
{ return MemoryAlgorithm::allocate(nbytes); }
#if !defined(BOOST_INTERPROCESS_DOXYGEN_INVOKED)
@@ -147,13 +154,13 @@ class segment_manager_base
//!Allocates n_elements of elem_bytes bytes.
//!Non-throwing version. chain.size() is not increased on failure.
- void allocate_many(std::nothrow_t, size_type elem_bytes, size_type n_elements, multiallocation_chain &chain)
+ void allocate_many(const std::nothrow_t &, size_type elem_bytes, size_type n_elements, multiallocation_chain &chain)
{ MemoryAlgorithm::allocate_many(elem_bytes, n_elements, chain); }
//!Allocates n_elements, each one of
//!element_lengths[i]*sizeof_element bytes.
//!Non-throwing version. chain.size() is not increased on failure.
- void allocate_many(std::nothrow_t, const size_type *elem_sizes, size_type n_elements, size_type sizeof_element, multiallocation_chain &chain)
+ void allocate_many(const std::nothrow_t &, const size_type *elem_sizes, size_type n_elements, size_type sizeof_element, multiallocation_chain &chain)
{ MemoryAlgorithm::allocate_many(elem_sizes, n_elements, sizeof_element, chain); }
//!Deallocates all elements contained in chain.
@@ -175,7 +182,7 @@ class segment_manager_base
//!Allocates nbytes bytes. This function is only used in
//!single-segment management. Never throws
- void * allocate_aligned (size_type nbytes, size_type alignment, std::nothrow_t)
+ void * allocate_aligned (size_type nbytes, size_type alignment, const std::nothrow_t &)
{ return MemoryAlgorithm::allocate_aligned(nbytes, alignment); }
//!Allocates nbytes bytes. This function is only used in
@@ -191,28 +198,23 @@ class segment_manager_base
#if !defined(BOOST_INTERPROCESS_DOXYGEN_INVOKED)
template<class T>
- std::pair<T *, bool>
- allocation_command (boost::interprocess::allocation_type command, size_type limit_size,
- size_type preferred_size,size_type &received_size,
- T *reuse_ptr = 0)
+ T *allocation_command (boost::interprocess::allocation_type command, size_type limit_size,
+ size_type &prefer_in_recvd_out_size, T *&reuse)
{
- std::pair<T *, bool> ret = MemoryAlgorithm::allocation_command
- ( command | boost::interprocess::nothrow_allocation, limit_size, preferred_size, received_size
- , reuse_ptr);
- if(!(command & boost::interprocess::nothrow_allocation) && !ret.first)
+ T *ret = MemoryAlgorithm::allocation_command
+ (command | boost::interprocess::nothrow_allocation, limit_size, prefer_in_recvd_out_size, reuse);
+ if(!(command & boost::interprocess::nothrow_allocation) && !ret)
throw bad_alloc();
return ret;
}
- std::pair<void *, bool>
- raw_allocation_command (boost::interprocess::allocation_type command, size_type limit_objects,
- size_type preferred_objects,size_type &received_objects,
- void *reuse_ptr = 0, size_type sizeof_object = 1)
+ void *raw_allocation_command (boost::interprocess::allocation_type command, size_type limit_objects,
+ size_type &prefer_in_recvd_out_size, void *&reuse, size_type sizeof_object = 1)
{
- std::pair<void *, bool> ret = MemoryAlgorithm::raw_allocation_command
- ( command | boost::interprocess::nothrow_allocation, limit_objects, preferred_objects, received_objects
- , reuse_ptr, sizeof_object);
- if(!(command & boost::interprocess::nothrow_allocation) && !ret.first)
+ void *ret = MemoryAlgorithm::raw_allocation_command
+ ( command | boost::interprocess::nothrow_allocation, limit_objects,
+ prefer_in_recvd_out_size, reuse, sizeof_object);
+ if(!(command & boost::interprocess::nothrow_allocation) && !ret)
throw bad_alloc();
return ret;
}
@@ -266,7 +268,7 @@ class segment_manager_base
, 0);
//Allocate memory
- void *ptr_struct = this->allocate(block_info.total_size(), std::nothrow_t());
+ void *ptr_struct = this->allocate(block_info.total_size(), nothrow<>::get());
//Check if there is enough memory
if(!ptr_struct){
@@ -282,7 +284,7 @@ class segment_manager_base
ipcdetail::mem_algo_deallocator<MemoryAlgorithm> mem(ptr_struct, *this);
//Now construct the header
- block_header_t * hdr = new(ptr_struct) block_header_t(block_info);
+ block_header_t * hdr = ::new(ptr_struct, boost_container_new_t()) block_header_t(block_info);
void *ptr = 0; //avoid gcc warning
ptr = hdr->value();
@@ -457,14 +459,14 @@ class segment_manager
//!object
template <class T>
typename construct_proxy<T>::type
- construct(char_ptr_holder_t name, std::nothrow_t)
+ construct(char_ptr_holder_t name, const std::nothrow_t &)
{ return typename construct_proxy<T>::type (this, name, false, false); }
//!Returns no throwing "search or construct"
//!proxy object
template <class T>
typename construct_proxy<T>::type
- find_or_construct(char_ptr_holder_t name, std::nothrow_t)
+ find_or_construct(char_ptr_holder_t name, const std::nothrow_t &)
{ return typename construct_proxy<T>::type (this, name, true, false); }
//!Returns throwing "construct from iterators" proxy object
@@ -484,14 +486,14 @@ class segment_manager
//!proxy object
template <class T>
typename construct_iter_proxy<T>::type
- construct_it(char_ptr_holder_t name, std::nothrow_t)
+ construct_it(char_ptr_holder_t name, const std::nothrow_t &)
{ return typename construct_iter_proxy<T>::type (this, name, false, false); }
//!Returns no throwing "search or construct from iterators"
//!proxy object
template <class T>
typename construct_iter_proxy<T>::type
- find_or_construct_it(char_ptr_holder_t name, std::nothrow_t)
+ find_or_construct_it(char_ptr_holder_t name, const std::nothrow_t &)
{ return typename construct_iter_proxy<T>::type (this, name, true, false); }
//!Calls object function blocking recursive interprocess_mutex and guarantees that
@@ -728,7 +730,7 @@ class segment_manager
//!and the object count. On failure the first member of the
//!returned pair is 0.
template <class T>
- std::pair<T*, size_type> priv_find__impl (const ipcdetail::unique_instance_t* name, bool lock)
+ std::pair<T*, size_type> priv_find_impl (const ipcdetail::unique_instance_t* name, bool lock)
{
ipcdetail::placement_destroy<T> table;
size_type size;
@@ -741,7 +743,7 @@ class segment_manager
{
void *ret;
//Security overflow check
- if(num > ((std::size_t)-1)/table.size){
+ if(num > ((std::size_t)-1)/table.size){
if(dothrow)
throw bad_alloc();
else
@@ -1019,7 +1021,7 @@ class segment_manager
//Check if the distance between the name pointer and the memory pointer
//is correct (this can detect incorrect type in destruction)
- std::size_t num = ctrl_data->m_value_bytes/table.size;
+ std::size_t num = ctrl_data->m_value_bytes/table.size;
void *values = ctrl_data->value();
//Sanity check
@@ -1127,14 +1129,14 @@ class segment_manager
}
else{
buffer_ptr = this->allocate
- (block_info.template total_size_with_header<intrusive_value_type>(), std::nothrow_t());
+ (block_info.template total_size_with_header<intrusive_value_type>(), nothrow<>::get());
if(!buffer_ptr)
return 0;
}
//Now construct the intrusive hook plus the header
- intrusive_value_type * intrusive_hdr = new(buffer_ptr) intrusive_value_type();
- block_header_t * hdr = new(intrusive_hdr->get_block_header())block_header_t(block_info);
+ intrusive_value_type * intrusive_hdr = ::new(buffer_ptr, boost_container_new_t()) intrusive_value_type();
+ block_header_t * hdr = ::new(intrusive_hdr->get_block_header(), boost_container_new_t())block_header_t(block_info);
void *ptr = 0; //avoid gcc warning
ptr = hdr->value();
@@ -1251,11 +1253,11 @@ class segment_manager
buffer_ptr = this->allocate(total_size);
}
else{
- buffer_ptr = this->allocate(total_size, std::nothrow_t());
+ buffer_ptr = this->allocate(total_size, nothrow<>::get());
if(!buffer_ptr)
return 0;
}
- index_it *idr = new(buffer_ptr) index_it(it);
+ index_it *idr = ::new(buffer_ptr, boost_container_new_t()) index_it(it);
hdr = block_header_t::template from_first_header<index_it>(idr);
}
else{
@@ -1263,14 +1265,14 @@ class segment_manager
buffer_ptr = this->allocate(block_info.total_size());
}
else{
- buffer_ptr = this->allocate(block_info.total_size(), std::nothrow_t());
+ buffer_ptr = this->allocate(block_info.total_size(), nothrow<>::get());
if(!buffer_ptr)
return 0;
}
hdr = static_cast<block_header_t*>(buffer_ptr);
}
- hdr = new(hdr)block_header_t(block_info);
+ hdr = ::new(hdr, boost_container_new_t())block_header_t(block_info);
void *ptr = 0; //avoid gcc warning
ptr = hdr->value();
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-16 11:07:32 +0000