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scylladb/sstables/shared_sstable.hh
Avi Kivity f3eade2f62 treewide: relicense to ScyllaDB-Source-Available-1.0
Drop the AGPL license in favor of a source-available license.
See the blog post [1] for details.

[1] https://www.scylladb.com/2024/12/18/why-were-moving-to-a-source-available-license/
2024-12-18 17:45:13 +02:00

60 lines
1.2 KiB
C++

/*
* Copyright (C) 2017-present ScyllaDB
*
*/
/*
* SPDX-License-Identifier: LicenseRef-ScyllaDB-Source-Available-1.0
*/
#pragma once
#include <utility>
#include <functional>
#include <unordered_set>
#include <fmt/format.h>
#include <seastar/core/shared_ptr.hh>
namespace sstables {
class sstable;
};
// Customize deleter so that lw_shared_ptr can work with an incomplete sstable class
namespace seastar {
template <>
struct lw_shared_ptr_deleter<sstables::sstable> {
static void dispose(sstables::sstable* sst);
};
}
namespace sstables {
using shared_sstable = seastar::lw_shared_ptr<sstable>;
using sstable_list = std::unordered_set<shared_sstable>;
std::string to_string(const shared_sstable& sst, bool include_origin = true);
} // namespace sstables
template <>
struct fmt::formatter<sstables::shared_sstable> : fmt::formatter<string_view> {
template <typename FormatContext>
auto format(const sstables::shared_sstable& sst, FormatContext& ctx) const {
return fmt::format_to(ctx.out(), "{}", sstables::to_string(sst));
}
};
namespace std {
inline std::ostream& operator<<(std::ostream& os, const sstables::shared_sstable& sst) {
return os << fmt::format("{}", sst);
}
} // namespace std