Detect Windows Architecture [C++] std::getenv

// C++

// VC : suppress error messages about obsolete & deprecated functions

#define _CRT_SECURE_NO_WARNINGS

#include <iostream>

#include <cstdlib>

using namespace std;

int main(int argc, char *argv[])

{

if (const char *myArchitecture = getenv("PROCESSOR_ARCHITECTURE"))

cout << "PROCESSOR_ARCHITECTURE : " << myArchitecture << endl;

if (const char *myArchiteW6432 = getenv("PROCESSOR_ARCHITEW6432"))

cout << "PROCESSOR_ARCHITEW6432 : " << myArchiteW6432 << endl;

return EXIT_SUCCESS;

}

/* Output

PROCESSOR_ARCHITECTURE : x86

PROCESSOR_ARCHITEW6432 : AMD64

*/