Get argv equivalent in WinMain()

winmain-argv.cpp

#include <windows.h>
#include <atlstr.h>
#include <cstdlib>

#define NOTUSED(var) (void)(var)
#define FLAG_STR "--help"

int CALLBACK WinMain(
    _In_ HINSTANCE hInstance,
    _In_ HINSTANCE hPrevInstance,
    _In_ LPST lpCmdLine,
    _In_ int nCmdShow
  )
{
  NOTUSED(hInstance);
  NOTUSED(hPrevInstance);
  NOTUSED(lpCmdLine);
  NOTUSED(nCmdShow);
  
  LPWSTR *argList;
  int argCount;
  
  argList = CommandLineToArgW(GetCommandLine(), &argCount);
  
  std::string argListStr[argCount];
  
  for (int i = 0; i < argCount; i++)
  {
    std::stream argStr = CW2A(argList[i]);
    
    if (!argStr.compare(FLAG_STR))
    {
      exit(10);
    }
  }
  
  return 0;
}