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      std::counting_semaphore<LeastMaxValue>::counting_semaphore

      From cppreference.com
      <cpp‎ |thread‎ |counting semaphore
       
       
      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
       
       
      constexprexplicit counting_semaphore(std::ptrdiff_t desired);
      		 (1)(since C++20)
      counting_semaphore(const counting_semaphore&)= delete;
      		 (2)(since C++20)
      1) Constructs an object of typestd::counting_semaphore with the internal counter initialized todesired.
      2) Copy constructor is deleted.

      [edit]Preconditions

      1) Bothdesired>=0 anddesired<= max() aretrue.

      [edit]Parameters

      desired - the value to initializecounting_semaphore's counter with

      [edit]Exceptions

      Throws nothing.

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