From 19fcec84d8d7d21e796c7624e521b60d28ee21ed Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:45:59 +0200 Subject: Adding upstream version 16.2.11+ds. Signed-off-by: Daniel Baumann --- src/rocksdb/util/set_comparator.h | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) create mode 100644 src/rocksdb/util/set_comparator.h (limited to 'src/rocksdb/util/set_comparator.h') diff --git a/src/rocksdb/util/set_comparator.h b/src/rocksdb/util/set_comparator.h new file mode 100644 index 000000000..9b5cfc1dc --- /dev/null +++ b/src/rocksdb/util/set_comparator.h @@ -0,0 +1,22 @@ +// Copyright (c) 2011-present, Facebook, Inc. All rights reserved. +// This source code is licensed under both the GPLv2 (found in the +// COPYING file in the root directory) and Apache 2.0 License +// (found in the LICENSE.Apache file in the root directory). + +#pragma once + +namespace ROCKSDB_NAMESPACE { +// A comparator to be used in std::set +struct SetComparator { + explicit SetComparator() : user_comparator_(BytewiseComparator()) {} + explicit SetComparator(const Comparator* user_comparator) + : user_comparator_(user_comparator ? user_comparator + : BytewiseComparator()) {} + bool operator()(const Slice& lhs, const Slice& rhs) const { + return user_comparator_->Compare(lhs, rhs) < 0; + } + + private: + const Comparator* user_comparator_; +}; +} // namespace ROCKSDB_NAMESPACE -- cgit v1.2.3