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#include <iostream> |
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#include <thread> |
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#include "shared_memory/locked_condition_variable.hpp" |
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static int thread_callback() |
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{ |
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std::cout << "THREAD: create the condition variable" << std::endl; |
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// get a condition variable |
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shared_memory::LockedConditionVariable cond_var("main_memory", "cond_var"); |
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cond_var.lock_scope(); |
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std::cout << "THREAD: wait" << std::endl; |
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cond_var.wait(); |
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std::cout << "THREAD: sleep(11)" << std::endl; |
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sleep(11); |
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std::cout << "THREAD: notify all" << std::endl; |
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cond_var.notify_all(); |
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return 0; |
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} |
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int main() |
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{ |
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shared_memory::delete_segment("main_memory"); |
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sleep(1); |
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shared_memory::get_segment("main_memory"); |
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sleep(1); |
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std::cout << "MAIN: create thread" << std::endl; |
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std::thread my_thread(&thread_callback); |
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std::cout << "MAIN: sleep(1) so THREAD goes to wait" << std::endl; |
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sleep(1); |
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std::cout << "MAIN: create the condition variable" << std::endl; |
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shared_memory::LockedConditionVariable cond_var("main_memory", "cond_var"); |
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std::cout << "MAIN: notify thread" << std::endl; |
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cond_var.notify_all(); |
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std::cout << "MAIN: timed wait" << std::endl; |
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if (!cond_var.timed_wait(5)) |
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{ |
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std::cout << "MAIN: TIMED_OUT!!!" << std::endl; |
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} |
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else |
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{ |
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std::cout << "MAIN: Has been notified" << std::endl; |
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} |
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cond_var.notify_all(); |
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my_thread.join(); |
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} |
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