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35 lines
675 B
35 lines
675 B
1 month ago
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#include <thread>
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#include <fmt/core.h>
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#include <chrono>
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#include <iostream>
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#include <thread>
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#include <utility>
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#include <iostream>
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#include <mutex>
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using namespace std::chrono_literals;
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std::atomic_int counter = 0;
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std::mutex counter_mutex;
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void locked_counter() {
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for (int i = 0; i < 5; ++i)
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{
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std::lock_guard<std::mutex> lock(counter_mutex);
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std::this_thread::sleep_for(100ms);
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std::cout << "Thread 1 executing\n";
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++counter;
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}
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}
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int main()
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{
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std::jthread t2(locked_counter); // pass by value
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for(int i = 0; i < 5; ++i) {
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std::lock_guard<std::mutex> lock(counter_mutex);
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std::cout << "counter is " << counter << std::endl;
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}
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}
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