#include <errno.h>
#include <fcntl.h>
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <unistd.h>
#include <wait.h>

#include <sys/stat.h>
#include <sys/types.h>

int main(int argc, char *argv[])
{
	char buf[4096];
	int res, x;

	srand(time(NULL));

	switch (fork()) {
		case -1:
			printf("[parent] fork() failed: %s", strerror(errno));
			break;
		default:
			printf("[parent] child created, making files...\n");
			for (x = 0; x < 1000; x++) {
				snprintf(buf, sizeof(buf), "leak.%08x", (unsigned int)rand());
				printf("open...");fflush(stdout);
				if ((res = open(buf, O_WRONLY|O_CREAT, 0666)) < 0) {
					perror("open()");
					exit(1);
				}
				printf("done\n");
			}
			printf("[parent] exiting -- whoops?  I should've been killed...\n");
			break;
		case 0:
			printf("[child] sleeping 1s\n");
			sleep(1);
			printf("[child] killing parent\n");
			if (kill(getppid(), SIGINT) < 0)
				printf("[child] ...eh?  failed to kill parent: %s\n", strerror(errno));
			printf("[child] exiting\n");
			break;
	}
	
	return 0;
}