MaxHandles.c

#include <windows.h>
#include <stdio.h>

int main() {
	DWORD hcount = 0;
	int end = 0;
	printf("starting handle loop (this could take a while) "); 
	fflush(stdout);
	while (!end) {
		if (!(hcount % 10000)) {
			printf("."); 
			fflush(stdout);
		}
		HANDLE h = CreateMutex(NULL, 0, NULL);
		if (h == NULL)
			end = 1;
		else
			hcount++;
	}
	printf("\nhandle count: %u\n", hcount);
	exit(0);
}