diff options
| -rw-r--r-- | src/unistd/ctermid.c | 16 |
1 files changed, 2 insertions, 14 deletions
diff --git a/src/unistd/ctermid.c b/src/unistd/ctermid.c index 77684050..1612770a 100644 --- a/src/unistd/ctermid.c +++ b/src/unistd/ctermid.c @@ -1,19 +1,7 @@ #include <stdio.h> -#include <fcntl.h> -#include <unistd.h> -#include <limits.h> -#include "syscall.h" +#include <string.h> char *ctermid(char *s) { - static char s2[L_ctermid]; - int fd; - if (!s) s = s2; - *s = 0; - fd = open("/dev/tty", O_WRONLY | O_NOCTTY | O_CLOEXEC); - if (fd >= 0) { - ttyname_r(fd, s, L_ctermid); - __syscall(SYS_close, fd); - } - return s; + return s ? strcpy(s, "/dev/tty") : "/dev/tty"; } |