#include <fcntl.h>
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>

int main(int argc, char **argv)
{
        int fd, rc; 
        int i = 0;
        char buf[4096];
        
        memset(buf, 0, 4096);

        if (argc != 2) { 
                printf("Usage openme <filename>\n"); 
                exit(1);
        }

        fd = open(argv[1], O_RDWR | O_CREAT, 0600);
        if (fd == -1) { 
                printf("Error opening %s\n", argv[1]);
                exit(1);
        }

        while (1) { 
                sprintf(buf, "write %d\n", i); 
                rc = write(fd, buf, sizeof(buf)); 
                sleep(1); 
        }
        return 0;
}