int
main(int argc, char *argv[])
{
char *tty_libc, *tty_sudo;
int rval = 0;
initprogname(argc > 0 ? argv[0] : "check_ttyname");
/* Lookup tty name via libc. */
if ((tty_libc = ttyname(STDIN_FILENO)) == NULL &&
(tty_libc = ttyname(STDOUT_FILENO)) == NULL &&
(tty_libc = ttyname(STDERR_FILENO)) == NULL)
tty_libc = "none";
tty_libc = estrdup(tty_libc);
/* Lookup tty name via sudo (using kernel info if possible). */
if ((tty_sudo = get_process_ttyname()) == NULL)
tty_sudo = estrdup("none");
if (strcmp(tty_libc, "none") == 0) {
printf("%s: SKIP (%s)\n", getprogname(), tty_sudo);
} else if (strcmp(tty_libc, tty_sudo) == 0) {
printf("%s: OK (%s)\n", getprogname(), tty_sudo);
} else {
printf("%s: FAIL %s (sudo) vs. %s (libc)\n", getprogname(),
tty_sudo, tty_libc);
rval = 1;
}
efree(tty_libc);
efree(tty_sudo);
exit(rval);
}
int
main(int argc, char *argv[])
{
char *tty_libc = NULL, *tty_sudo = NULL;
char pathbuf[PATH_MAX];
int ret = 1;
initprogname(argc > 0 ? argv[0] : "check_ttyname");
/* Lookup tty name using kernel info if possible. */
if (get_process_ttyname(pathbuf, sizeof(pathbuf)) != NULL)
tty_sudo = pathbuf;
#if defined(HAVE_KINFO_PROC2_NETBSD) || \
defined(HAVE_KINFO_PROC_OPENBSD) || \
defined(HAVE_KINFO_PROC_FREEBSD) || \
defined(HAVE_KINFO_PROC_44BSD) || \
defined(HAVE__TTYNAME_DEV) || defined(HAVE_STRUCT_PSINFO_PR_TTYDEV) || \
defined(HAVE_PSTAT_GETPROC) || defined(__linux__)
/* Lookup tty name attached to stdin via libc. */
tty_libc = ttyname(STDIN_FILENO);
#endif
/* Compare libc and kernel ttys. */
if (tty_libc != NULL && tty_sudo != NULL) {
if (strcmp(tty_libc, tty_sudo) == 0)
ret = 0;
} else if (tty_libc == NULL && tty_sudo == NULL) {
ret = 0;
}
if (ret == 0) {
printf("%s: OK (%s)\n", getprogname(), tty_sudo ? tty_sudo : "none");
} else if (tty_libc == NULL) {
printf("%s: SKIP (%s)\n", getprogname(), tty_sudo ? tty_sudo : "none");
ret = 0;
} else {
printf("%s: FAIL %s (sudo) vs. %s (libc)\n", getprogname(),
tty_sudo ? tty_sudo : "none", tty_libc ? tty_libc : "none");
}
return ret;
}
