threads.c

/* Use 100% CPU on multithreaded Windows systems */

#include <Windows.h>
#include <stdio.h>
#define NUM_THREADS 4

DWORD WINAPI mythread(__in LPVOID lpParameter)
{
	printf("Thread inside %d \n", GetCurrentThreadId());
	volatile unsigned x = 0, y = 1;
	while (x++ || y++);
	return 0;
}


int _tmain(int argc, _TCHAR* argv[])
{
	HANDLE handles[NUM_THREADS];
	DWORD mythreadid[NUM_THREADS];
	int i;

	for (i = 0; i < NUM_THREADS; i++)
	{
		handles[i] = CreateThread(0, 0, mythread, 0, 0, &mythreadid[i]);
		printf("Thread after %d \n", mythreadid[i]);
	}

	getchar();
	return 0;
}