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      std::mutex::mutex

      From cppreference.com
      <cpp‎ |thread‎ |mutex
       
       
      Concurrency support library
      Threads
      (C++11)
      (C++20)
      this_thread namespace
      (C++11)
      (C++11)
      (C++11)
      Cooperative cancellation
      Mutual exclusion
      Generic lock management
      (C++11)
      (C++11)
      (C++11)
      (C++11)
      Condition variables
      (C++11)
      Semaphores
      Latches and Barriers
      (C++20)
      (C++20)
      Futures
      (C++11)
      (C++11)
      (C++11)
      Safe reclamation
      Hazard pointers
      Atomic types
      (C++11)
      (C++20)
      Initialization of atomic types
      (C++11)(deprecated in C++20)
      (C++11)(deprecated in C++20)
      Memory ordering
      (C++11)(deprecated in C++26)
      Free functions for atomic operations
      Free functions for atomic flags
       
       
      constexpr mutex()noexcept;
      (1)(since C++11)
      mutex(const mutex&)= delete;
      (2)(since C++11)
      1) Constructs the mutex. The mutex is in unlocked state after the constructor completes.
      2) Copy constructor is deleted.

      [edit]Parameters

      (none)

      [edit]Notes

      Because the default constructor isconstexpr, static mutexes are initialized as part ofstatic non-local initialization, before any dynamic non-local initialization begins. This makes it safe to lock a mutex in a constructor of any static object.

      [edit]See also

      C documentation formtx_init
      Retrieved from "https://en.cppreference.com/mwiki/index.php?title=cpp/thread/mutex/mutex&oldid=161187"

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