update boost

linx64/include/boost/asio/handler_alloc_hook.hpp

@@ -2,7 +2,7 @@
 // handler_alloc_hook.hpp
 // ~~~~~~~~~~~~~~~~~~~~~~
 //
-// Copyright (c) 2003-2019 Christopher M. Kohlhoff (chris at kohlhoff dot com)
+// Copyright (c) 2003-2023 Christopher M. Kohlhoff (chris at kohlhoff dot com)
 //
 // 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)
@@ -23,7 +23,30 @@
 namespace boost {
 namespace asio {
 
-/// Default allocation function for handlers.
+#if defined(BOOST_ASIO_NO_DEPRECATED)
+
+// Places in asio that would have previously called the allocate or deallocate
+// hooks to manage memory, now call them only to check whether the result types
+// are these types. If the result is not the correct type, it indicates that
+// the user code still has the old hooks in place, and if so we want to trigger
+// a compile error.
+enum asio_handler_allocate_is_no_longer_used {};
+enum asio_handler_deallocate_is_no_longer_used {};
+
+typedef asio_handler_allocate_is_no_longer_used
+  asio_handler_allocate_is_deprecated;
+typedef asio_handler_deallocate_is_no_longer_used
+  asio_handler_deallocate_is_deprecated;
+
+#else // defined(BOOST_ASIO_NO_DEPRECATED)
+
+typedef void* asio_handler_allocate_is_deprecated;
+typedef void asio_handler_deallocate_is_deprecated;
+
+#endif // defined(BOOST_ASIO_NO_DEPRECATED)
+
+/// (Deprecated: Use the associated_allocator trait.) Default allocation
+/// function for handlers.
 /**
  * Asynchronous operations may need to allocate temporary objects. Since
  * asynchronous operations have a handler function object, these temporary
@@ -55,8 +78,8 @@ namespace asio {
  * }
  * @endcode
  */
-BOOST_ASIO_DECL void* asio_handler_allocate(
-    std::size_t size, ...);
+BOOST_ASIO_DECL asio_handler_allocate_is_deprecated
+asio_handler_allocate(std::size_t size, ...);
 
 /// Default deallocation function for handlers.
 /**
@@ -68,8 +91,8 @@ BOOST_ASIO_DECL void* asio_handler_allocate(
  *
  * @sa asio_handler_allocate.
  */
-BOOST_ASIO_DECL void asio_handler_deallocate(
-    void* pointer, std::size_t size, ...);
+BOOST_ASIO_DECL asio_handler_deallocate_is_deprecated
+asio_handler_deallocate(void* pointer, std::size_t size, ...);
 
 } // namespace asio
 } // namespace boost