unnamed_semaphore.h

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#pragma once
#if !defined(__XTD_CORE_NATIVE_LIBRARY__)
#error "Do not include this file: Internal use only"
#endif
 
#include <xtd/core_native_export>
#include <cstddef>
#include <cstdint>
#include <string>
 
namespace xtd {
  namespace threading {
    class semaphore;
  }
  
  namespace native {
    class core_native_export_ unnamed_semaphore final {
      unnamed_semaphore() = delete;
      friend xtd::threading::semaphore;
    protected:
      
      static intmax_t create(int32_t initial_count, int32_t max_count);
      
      static void destroy(intmax_t handle);
      
      static intmax_t open(const std::string& name);
      
      static bool signal(intmax_t handle, int32_t release_count, int32_t& previous_count, bool& io_error);
      
      static uint32_t wait(intmax_t handle, int32_t milliseconds_timeout);
    };
  }
}