mirror of
https://github.com/matrix-construct/construct
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32 lines
1.2 KiB
C++
32 lines
1.2 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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#pragma once
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#define HAVE_IRCD_DB_DATABASE_MERGEOP_H
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// This file is not part of the standard include stack because it requires
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// RocksDB symbols which we cannot forward declare. It is used internally
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// and does not need to be included by general users of IRCd.
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struct ircd::db::database::mergeop final
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:std::enable_shared_from_this<struct ircd::db::database::mergeop>
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,rocksdb::AssociativeMergeOperator
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{
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database *d;
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merge_closure merger;
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bool Merge(const rocksdb::Slice &, const rocksdb::Slice *, const rocksdb::Slice &, std::string *, rocksdb::Logger *) const noexcept override;
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const char *Name() const noexcept override;
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mergeop(database *const &d, merge_closure merger = nullptr)
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:d{d}
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,merger{merger? std::move(merger) : ircd::db::merge_operator}
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{}
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};
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