mirror of
https://gitee.com/jiuyilian/embedded-framework.git
synced 2025-01-06 10:16:51 -05:00
32 lines
1.0 KiB
C++
32 lines
1.0 KiB
C++
#include "ILog.h"
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#include <thread>
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std::shared_ptr<ILog> &ILog::GetInstance(std::shared_ptr<ILog> *impl)
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{
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static std::shared_ptr<ILog> instance = std::make_shared<ILog>();
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static bool instanceChanging = false;
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if (impl && false == instanceChanging)
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{
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// Don't use std::mutex for runing faster.
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// Sleep for difference thread to release instance.
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instanceChanging = true;
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//std::this_thread::sleep_for(std::chrono::milliseconds(100));
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if (instance.use_count() == 1) // bug?
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{
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instance->Log("Instance change succeed.\n");
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instance->UnInit();
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(*impl)->Init();
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instance = *impl;
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}
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else
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{
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instance->Log("[ error ] instance change failed, using by some one.\n");
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}
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instanceChanging = false;
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}
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if (instanceChanging)
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{
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static std::shared_ptr<ILog> tmporaryInstance = std::make_shared<ILog>();
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return tmporaryInstance;
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}
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return instance;
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} |