mirror of
https://github.com/matrix-construct/construct
synced 2024-11-12 04:51:08 +01:00
107 lines
2.2 KiB
C++
107 lines
2.2 KiB
C++
// Matrix Construct
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//
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// Copyright (C) Matrix Construct Developers, Authors & Contributors
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// Copyright (C) 2016-2018 Jason Volk <jason@zemos.net>
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//
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// Permission to use, copy, modify, and/or distribute this software for any
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// purpose with or without fee is hereby granted, provided that the above
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// copyright notice and this permission notice is present in all copies. The
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// full license for this software is available in the LICENSE file.
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#include <RB_INC_JEMALLOC_H
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namespace ircd::allocator
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{
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static std::function<void (std::ostream &, const string_view &)> je_stats_callback;
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static void je_stats_handler(void *, const char *);
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extern info::versions je_malloc_version_api;
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extern info::versions je_malloc_version_abi;
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}
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decltype(ircd::allocator::je_malloc_version_api)
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ircd::allocator::je_malloc_version_api
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{
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"jemalloc", info::versions::API, 0,
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#ifdef HAVE_JEMALLOC_H
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{
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JEMALLOC_VERSION_MAJOR,
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JEMALLOC_VERSION_MINOR,
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JEMALLOC_VERSION_BUGFIX
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},
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JEMALLOC_VERSION
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#endif
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};
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decltype(ircd::allocator::je_malloc_version_abi)
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ircd::allocator::je_malloc_version_abi
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{
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"jemalloc", info::versions::ABI, //TODO: get this
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};
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void
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ircd::allocator::je_stats_handler(void *const ptr,
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const char *const msg)
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try
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{
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auto &out
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{
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*reinterpret_cast<std::stringstream *>(ptr)
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};
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je_stats_callback(out, msg);
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}
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catch(const std::bad_function_call &)
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{
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assert(0);
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return;
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}
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#if defined(IRCD_ALLOCATOR_USE_JEMALLOC) && defined(HAVE_JEMALLOC_H)
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ircd::string_view
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ircd::allocator::info(const mutable_buffer &buf)
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{
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std::stringstream out;
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pubsetbuf(out, buf);
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je_stats_callback = []
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(auto &out, const string_view &msg)
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{
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out << msg;
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};
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static const char *const &opts
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{
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""
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};
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malloc_stats_print(je_stats_handler, &out, opts);
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out << std::endl;
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return view(out, buf);
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}
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#endif
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#if defined(IRCD_ALLOCATOR_USE_JEMALLOC) && defined(HAVE_JEMALLOC_H)
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bool
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ircd::allocator::trim(const size_t &pad)
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noexcept
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{
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return false;
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}
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#endif
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#if defined(IRCD_ALLOCATOR_USE_JEMALLOC) && defined(HAVE_JEMALLOC_H)
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void
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ircd::allocator::scope::hook_init()
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noexcept
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{
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}
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#endif
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#if defined(IRCD_ALLOCATOR_USE_JEMALLOC) && defined(HAVE_JEMALLOC_H)
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void
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ircd::allocator::scope::hook_fini()
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noexcept
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{
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}
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#endif
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