/* * * Generic speed test -- Run an infinite loop and * see how high we can count (in 5 seconds). You * can use this to measure how much CPU zaptel REALLY * is taking. * * MUST BE COMPILED WITHOUT OPTIMIZATION * */ #include #include #include #include static long count=0; static void alm(int sig) { printf("Count: %ld\n", count); exit(0); } int main(int argc, char *argv[]) { int a=0,b=0,c; signal(SIGALRM, alm); alarm(5); for (;;) { for (c=0;c<1000;c++) a = a * b; count++; } }