memory.hpp

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#pragma once
#include <xtd/xtd.hpp>

#if ((XTD_OS_LINUX|XTD_OS_MSYS|XTD_OS_CYGWIN) & XTD_OS)
  #include <unistd.h>
#endif

#include <xtd/debug.hpp>

namespace xtd{

  namespace memory{
  #if ((XTD_OS_CYGWIN | XTD_OS_LINUX | XTD_OS_MSYS) & XTD_OS)
    static inline size_t page_size(){
      static auto iRet = sysconf(_SC_PAGESIZE);
      return iRet;
    }
  #elif ((XTD_OS_MINGW | XTD_OS_WINDOWS) & XTD_OS)
    static inline size_t page_size(){
      static bool bInit = false;
      static SYSTEM_INFO oSysInfo;
      if (!bInit){
        bInit = true;
        GetSystemInfo(&oSysInfo);
      }
      return oSysInfo.dwAllocationGranularity;
    }
  #endif
  }

  template <typename _Ty, typename _ParamT> static inline std::unique_ptr<_Ty> make_unique(_ParamT&& src){ return std::unique_ptr<_Ty>(new _Ty(std::forward<_ParamT>(src))); }
  template <typename _Ty, typename _ParamT> static inline std::unique_ptr<_Ty> make_unique(const _ParamT& src){ return std::unique_ptr<_Ty>(new _Ty(src)); }

}