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#pragma once
#include <string>
namespace DB
{
/// Returns true, if the following functions supported by the system
bool supportsAtomicRename();
/// Atomically rename old_path to new_path. If new_path exists, do not overwrite it and throw exception
void renameNoReplace(const std::string & old_path, const std::string & new_path);
/// Atomically exchange oldpath and newpath. Throw exception if some of them does not exist
void renameExchange(const std::string & old_path, const std::string & new_path);
/// Returns false instead of throwing exception if renameat2 is not supported
bool renameExchangeIfSupported(const std::string & old_path, const std::string & new_path);
}
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