xref: /freebsd/contrib/llvm-project/libcxx/include/memory_resource (revision 6580f5c38dd5b01aeeaed16b370f1a12423437f0)
1// -*- C++ -*-
2//===----------------------------------------------------------------------===//
3//
4// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5// See https://llvm.org/LICENSE.txt for license information.
6// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7//
8//===----------------------------------------------------------------------===//
9
10#ifndef _LIBCPP_MEMORY_RESOURCE
11#define _LIBCPP_MEMORY_RESOURCE
12
13/**
14    memory_resource synopsis
15
16// C++17
17
18namespace std::pmr {
19
20  class memory_resource;
21
22  bool operator==(const memory_resource& a,
23                  const memory_resource& b) noexcept;
24  bool operator!=(const memory_resource& a,
25                  const memory_resource& b) noexcept;           // removed in C++20
26
27  template <class Tp> class polymorphic_allocator;
28
29  template <class T1, class T2>
30  bool operator==(const polymorphic_allocator<T1>& a,
31                  const polymorphic_allocator<T2>& b) noexcept;
32  template <class T1, class T2>
33  bool operator!=(const polymorphic_allocator<T1>& a,
34                  const polymorphic_allocator<T2>& b) noexcept; // removed in C++20
35
36  // Global memory resources
37  memory_resource* set_default_resource(memory_resource* r) noexcept;
38  memory_resource* get_default_resource() noexcept;
39  memory_resource* new_delete_resource() noexcept;
40  memory_resource* null_memory_resource() noexcept;
41
42  // Pool resource classes
43  struct pool_options;
44  class synchronized_pool_resource;
45  class unsynchronized_pool_resource;
46  class monotonic_buffer_resource;
47
48} // namespace std::pmr
49
50 */
51
52#include <__config>
53#include <__memory_resource/memory_resource.h>
54#include <__memory_resource/monotonic_buffer_resource.h>
55#include <__memory_resource/polymorphic_allocator.h>
56#include <__memory_resource/pool_options.h>
57#include <__memory_resource/synchronized_pool_resource.h>
58#include <__memory_resource/unsynchronized_pool_resource.h>
59#include <version>
60
61#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
62#  pragma GCC system_header
63#endif
64
65#if !defined(_LIBCPP_REMOVE_TRANSITIVE_INCLUDES) && _LIBCPP_STD_VER <= 20
66#  include <stdexcept>
67#endif
68
69#endif /* _LIBCPP_MEMORY_RESOURCE */
70