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14f99cfe53
Compute `uptime` from `SteadyClock` so it is unaffected by system time changes after startup.
Derive GUI startup time by subtracting the monotonic uptime from the wall clock time.
Add a functional test covering a large `setmocktime` jump.
Co-authored-by: MarcoFalke <*~=`'#}+{/-|&$^_@721217.xyz>
41 lines
1.1 KiB
C++
41 lines
1.1 KiB
C++
// Copyright (c) 2009-2010 Satoshi Nakamoto
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// Copyright (c) 2009-present The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#ifndef BITCOIN_COMMON_SYSTEM_H
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#define BITCOIN_COMMON_SYSTEM_H
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#include <bitcoin-build-config.h> // IWYU pragma: keep
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#include <util/time.h>
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#include <chrono>
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#include <cstdint>
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#include <optional>
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#include <string>
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/// Monotonic uptime (not affected by system time changes).
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SteadyClock::duration GetUptime();
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void SetupEnvironment();
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[[nodiscard]] bool SetupNetworking();
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#ifndef WIN32
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std::string ShellEscape(const std::string& arg);
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#endif
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#if HAVE_SYSTEM
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void runCommand(const std::string& strCommand);
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#endif
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/**
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* Return the number of cores available on the current system.
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* @note This does count virtual cores, such as those provided by HyperThreading.
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*/
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int GetNumCores();
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/**
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* Return the total RAM available on the current system, if detectable.
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*/
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std::optional<size_t> GetTotalRAM();
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#endif // BITCOIN_COMMON_SYSTEM_H
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