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  1. #include <iostream>
  2. #include <thread>
  3. #include <mutex>
  4. #include <map>
  5. #include <string>
  6.  
  7. std::map<std::string, std::string> g_pages;
  8. std::mutex g_pages_mutex;
  9.  
  10. void save_page(const std::string &url)
  11. {
  12.     std::string result = "fake content";
  13.  
  14.     g_pages_mutex.lock();
  15.     try{
  16.     	g_pages[url] = result;
  17.     	if( url.find("thrd2", 0) != std::string::npos )
  18.     		throw "I'm naipnulosya";
  19.     }
  20.     catch(const char * msg){
  21.     	 g_pages[url] = msg;
  22.     }
  23.     g_pages_mutex.unlock();
  24. }
  25.  
  26. int main()
  27. {
  28.     std::thread t1(save_page, "http://thrd1URL");
  29.     std::thread t2(save_page, "http://thrd2URL");
  30.     t1.join();
  31.     t2.join();
  32.  
  33.     g_pages_mutex.lock();  
  34.     for (const auto &pair : g_pages) {
  35.         std::cout << pair.first << " => " << pair.second << '\n';
  36.     }
  37.     g_pages_mutex.unlock();  
  38.     return 0;
  39. }
Success #stdin #stdout 0s 20872KB
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Standard input is empty
stdout
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http://thrd1URL => fake content
http://thrd2URL => I'm naipnulosya
https://ideone.com/zlMlj2
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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