diff options
Diffstat (limited to 'loginutils')
| -rw-r--r-- | loginutils/getty.c | 14 |
1 files changed, 5 insertions, 9 deletions
diff --git a/loginutils/getty.c b/loginutils/getty.c index 0c000666e..db8d7cef5 100644 --- a/loginutils/getty.c +++ b/loginutils/getty.c @@ -232,13 +232,11 @@ static void open_tty(const char *tty, struct termios *tp, int local) int chdir_to_root = 0; /* Set up new standard input, unless we are given an already opened port. */ - if (NOT_LONE_DASH(tty)) { struct stat st; int fd; /* Sanity checks... */ - xchdir("/dev"); chdir_to_root = 1; xstat(tty, &st); @@ -246,18 +244,17 @@ static void open_tty(const char *tty, struct termios *tp, int local) bb_error_msg_and_die("%s: not a character device", tty); /* Open the tty as standard input. */ - debug("open(2)\n"); fd = xopen(tty, O_RDWR | O_NONBLOCK); xdup2(fd, 0); - while (fd > 2) close(fd--); + while (fd > 2) + close(fd--); } else { /* * Standard input should already be connected to an open port. Make * sure it is open for read/write. */ - - if ((fcntl(0, F_GETFL, 0) & O_RDWR) != O_RDWR) + if ((fcntl(0, F_GETFL) & O_RDWR) != O_RDWR) bb_error_msg_and_die("stdin is not open for read/write"); } @@ -274,7 +271,6 @@ static void open_tty(const char *tty, struct termios *tp, int local) * by patching the SunOS kernel variable "zsadtrlow" to a larger value; * 5 seconds seems to be a good value. */ - ioctl_or_perror_and_die(0, TCGETS, tp, "%s: TCGETS", tty); /* @@ -362,7 +358,7 @@ static void termios_init(struct termios *tp, int speed, struct options *op) ioctl(0, TCSETS, tp); /* go to blocking input even in local mode */ - fcntl(0, F_SETFL, fcntl(0, F_GETFL, 0) & ~O_NONBLOCK); + ndelay_off(0); debug("term_io 2\n"); } @@ -791,7 +787,7 @@ int getty_main(int argc, char **argv) if (!(options.flags & F_LOCAL)) { /* go to blocking write mode unless -L is specified */ - fcntl(1, F_SETFL, fcntl(1, F_GETFL, 0) & ~O_NONBLOCK); + ndelay_off(1); } /* Optionally detect the baud rate from the modem status message. */ |