diff options
| -rw-r--r-- | coreutils/tty.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/coreutils/tty.c b/coreutils/tty.c index 74a4ea3d6..975ccdfaa 100644 --- a/coreutils/tty.c +++ b/coreutils/tty.c @@ -7,8 +7,8 @@ * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. */ -/* BB_AUDIT SUSv3 compliant */ -/* http://www.opengroup.org/onlinepubs/007904975/utilities/tty.html */ +/* BB_AUDIT SUSv4 compliant */ +/* http://www.opengroup.org/onlinepubs/9699919799/utilities/tty.html */ #include "libbb.h" @@ -28,14 +28,14 @@ int tty_main(int argc, char **argv IF_NOT_INCLUDE_SUSv2(UNUSED_PARAM)) /* gnu tty outputs a warning that it is ignoring all args. */ bb_warn_ignoring_args(argc); - retval = 0; + retval = EXIT_SUCCESS; - s = xmalloc_ttyname(0); + s = xmalloc_ttyname(STDIN_FILENO); if (s == NULL) { /* According to SUSv3, ttyname can fail with EBADF or ENOTTY. * We know the file descriptor is good, so failure means not a tty. */ s = "not a tty"; - retval = 1; + retval = EXIT_FAILURE; } IF_INCLUDE_SUSv2(if (!silent) puts(s);) IF_NOT_INCLUDE_SUSv2(puts(s);) |