59 lines
801 B
C++
59 lines
801 B
C++
#include <thread>
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class thread_guard
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{
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std::thread& t;
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public:
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explicit thread_guard(std::thread& t_):
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t(t_)
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{}
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~thread_guard()
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{
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if(t.joinable())
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{
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t.join();
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}
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}
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thread_guard(thread_guard const&)=delete;
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thread_guard& operator=(thread_guard const&)=delete;
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};
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void do_something(int& i)
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{
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++i;
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}
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struct func
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{
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int& i;
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func(int& i_):i(i_){}
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void operator()()
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{
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for(unsigned j=0;j<1000000;++j)
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{
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do_something(i);
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}
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}
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};
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void do_something_in_current_thread()
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{}
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void f()
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{
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int some_local_state;
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func my_func(some_local_state);
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std::thread t(my_func);
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thread_guard g(t);
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do_something_in_current_thread();
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}
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int main()
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{
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f();
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}
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