#include <stdio.h>
#include <unistd.h>
#include <errno.h>
#include <stdlib.h>

const char *chroot_path = "/mnt/nfs/chroots/ff-build";

int main (int argc, char **argv) {
	uid_t user = getuid ();
	char *cwd = getcwd (NULL, 0);
	if (chroot (chroot_path) != 0) {
		perror ("chroot");
		return errno;
	}

	if (seteuid (user) != 0) {
		perror ("seteuid");
		return errno;
	}

	if (chdir (cwd) != 0) {
		perror ("chdir");
		chdir ("/");
	}

	free (cwd);

	execvp (argv [0], &argv [0]);
	perror ("execvp");
	return errno;
}