/*
 * Pass this program the number of gigabytes it should
 * allocate before forking as the only command line argument
 * (fractions are accepted). For example: ./a.out 250
 * It will print any errors it encounters.
 */
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>

int main(int argc, char ** argv) {
	void *ptr;

	if (argc != 2) return -1;
	ptr = malloc(1024 * 1024 * 1024 * atof(argv[1]));
	if (!ptr) {
		perror("malloc");
		return -2;
	}

	if (fork() < 0) perror("fork");

	free(ptr);
	return 0;
}