Subject: [Boost-commit] svn:boost r54513 - sandbox/monotonic/boost/heterogenous
From: christian.schladetsch_at_[hidden]
Date: 2009-06-29 20:00:37
Author: cschladetsch
Date: 2009-06-29 20:00:36 EDT (Mon, 29 Jun 2009)
New Revision: 54513
URL: http://svn.boost.org/trac/boost/changeset/54513
Log:
changed comments
Text files modified:
sandbox/monotonic/boost/heterogenous/make_clone_allocator.hpp | 9 +++++++++
1 files changed, 9 insertions(+), 0 deletions(-)
Modified: sandbox/monotonic/boost/heterogenous/make_clone_allocator.hpp
==============================================================================
--- sandbox/monotonic/boost/heterogenous/make_clone_allocator.hpp (original)
+++ sandbox/monotonic/boost/heterogenous/make_clone_allocator.hpp 2009-06-29 20:00:36 EDT (Mon, 29 Jun 2009)
@@ -16,6 +16,8 @@
{
namespace impl
{
+ /// adapts a given Alloc type, modelling a v1 std::allocator concept, to provide
+ /// services required by abstract_allocator
template <class Alloc>
struct clone_allocator : Alloc, abstract_allocator
{
@@ -34,6 +36,10 @@
{
CharAlloc alloc(*this);
return alloc.allocate(num_bytes);
+
+ // TODO: do correct alignment, store padding information so dealloc
+ // can retrieve the originally allocated pointer
+
//CharAlloc alloc(*this);
//header head;
//head.num_bytes = sizeof(header) + num_bytes + alignment; // don't need this much, but will do for now
@@ -49,6 +55,9 @@
{
CharAlloc alloc(*this);
alloc.deallocate(ptr);
+
+ // TODO: retreive the originally allocated pointer
+
//header *head = reinterpret_cast<header *>(ptr - sizeof(head));
//alloc.deallocate(head->allocated_ptr, head->num_bytes);
}