- if (argc != 2 || access (argv[1], F_OK) != 0) {
- fprintf (stderr, "Usage: hello disk-image\n");
+ if (argc != 3 || access (argv[1], F_OK) != 0) {
+ fprintf (stderr, "Usage: hello disk-image partition\n");
if (guestfs_add_drive (g, argv[1]) == -1) exit (1);
if (guestfs_launch (g) == -1) exit (1);
if (guestfs_wait_ready (g) == -1) exit (1);
if (guestfs_add_drive (g, argv[1]) == -1) exit (1);
if (guestfs_launch (g) == -1) exit (1);
if (guestfs_wait_ready (g) == -1) exit (1);