diff options
Diffstat (limited to 'coreutils/tty.c')
| -rw-r--r-- | coreutils/tty.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/coreutils/tty.c b/coreutils/tty.c index c28aa33..d4c179f 100644 --- a/coreutils/tty.c +++ b/coreutils/tty.c @@ -10,9 +10,6 @@ /* BB_AUDIT SUSv3 compliant */ /* http://www.opengroup.org/onlinepubs/007904975/utilities/tty.html */ -#include <stdio.h> -#include <stdlib.h> -#include <unistd.h> #include "busybox.h" int tty_main(int argc, char **argv); @@ -31,7 +28,8 @@ int tty_main(int argc, char **argv) retval = 0; - if ((s = ttyname(0)) == NULL) { + s = ttyname(0); + if (s == NULL) { /* According to SUSv3, ttyname can on fail with EBADF or ENOTTY. * We know the file descriptor is good, so failure means not a tty. */ s = "not a tty"; |