detail/impl/default_resource.ipp

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1		//
2		// Copyright (c) 2019 Vinnie Falco (vinnie.falco@gmail.com)
3		//
4		// Distributed under the Boost Software License, Version 1.0. (See accompanying
5		// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
6		//
7		// Official repository: https://github.com/boostorg/json
8		//
9
10		#ifndef BOOST_JSON_DETAIL_IMPL_DEFAULT_RESOURCE_IPP
11		#define BOOST_JSON_DETAIL_IMPL_DEFAULT_RESOURCE_IPP
12
13		#include <boost/json/detail/default_resource.hpp>
14
15		namespace boost {
16		namespace json {
17		namespace detail {
18
19		#ifndef BOOST_JSON_WEAK_CONSTINIT
20		# ifndef BOOST_JSON_NO_DESTROY
21		BOOST_JSON_REQUIRE_CONST_INIT
22		default_resource::holder
23		default_resource::instance_;
24		# else
25		BOOST_JSON_REQUIRE_CONST_INIT
26		default_resource
27		default_resource::instance_;
28		# endif
29		#endif
30
31		// this is here so that ~memory_resource
32		// is emitted in the library instead of
33		// the user's TU.
34	✗	default_resource::
35		~default_resource() = default;
36
37		void*
38	264138	default_resource::
39		do_allocate(
40		std::size_t n,
41		std::size_t)
42		{
43	264138	return ::operator new(n);
44		}
45
46		void
47	264138	default_resource::
48		do_deallocate(
49		void* p,
50		std::size_t,
51		std::size_t)
52		{
53	264138	::operator delete(p);
54	264138	}
55
56		bool
57	23	default_resource::
58		do_is_equal(
59		memory_resource const& mr) const noexcept
60		{
61	23	return this == &mr;
62		}
63
64		} // detail
65		} // namespace json
66		} // namespace boost
67
68		#endif
69