libcxx/include/__memory_resource/pool_options.h

   1 //===----------------------------------------------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #ifndef _LIBCPP___MEMORY_RESOURCE_POOL_OPTIONS_H
  10 #define _LIBCPP___MEMORY_RESOURCE_POOL_OPTIONS_H
  11
  12 #include <__config>
  13 #include <__cstddef/size_t.h>
  14
  15 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
  16 #  pragma GCC system_header
  17 #endif
  18
  19 #if _LIBCPP_STD_VER >= 17
  20
  21 _LIBCPP_BEGIN_NAMESPACE_STD
  22
  23 namespace pmr {
  24
  25 // [mem.res.pool.options]
  26
  27 struct _LIBCPP_EXPORTED_FROM_ABI pool_options {
  28   size_t max_blocks_per_chunk        = 0;
  29   size_t largest_required_pool_block = 0;
  30 };
  31
  32 } // namespace pmr
  33
  34 _LIBCPP_END_NAMESPACE_STD
  35
  36 #endif // _LIBCPP_STD_VER >= 17
  37
  38 #endif // _LIBCPP___MEMORY_RESOURCE_POOL_OPTIONS_H