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