shitter.c

/*
 * shitter.c
 *
 * % gcc -o shitter shitter.c -D_LARGEFILE64_SOURCE=1
 *
 */
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>


int main(int argc, char *argv[]) {
    if (argc<2) {
        printf("Usage: %s <device>\n",argv[0]);
        return 2;
    }
    int a = open(argv[1], O_RDONLY|O_NONBLOCK|O_LARGEFILE);
    if (a<=0) {
        perror("open");
        return 1;
    }
    while(1) sleep(1000000);
    close(a);
}