From 1f9aa7a3f0e7c8bd5b5ec77718ad1dff031fe97c Mon Sep 17 00:00:00 2001
From: Jeff Johnston <jjohnstn@redhat.com>
Date: Tue, 18 Nov 2008 22:55:06 +0000
Subject: 2008-11-18  Joel Sherrill <joel.sherrill@oarcorp.com>

        * libc/unix/ttyname.c: Use isatty() instead of tcgetattr().
---
 newlib/libc/unix/ttyname.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

(limited to 'newlib/libc/unix')

diff --git a/newlib/libc/unix/ttyname.c b/newlib/libc/unix/ttyname.c
index fec8fc410..7e0fec89c 100644
--- a/newlib/libc/unix/ttyname.c
+++ b/newlib/libc/unix/ttyname.c
@@ -32,7 +32,6 @@
 #include <sys/stat.h>
 #include <fcntl.h>
 #include <dirent.h>
-#include <termios.h>
 #include <unistd.h>
 #include <string.h>
 #include <paths.h>
@@ -51,15 +50,14 @@ _DEFUN( ttyname_r,(fd, name, namesize),
 	size_t  namesize)
 {
   struct stat sb;
-  struct termios tty;
   struct dirent *dirp;
   DIR *dp;
   struct stat dsb;
   char buf[sizeof(ttyname_buf)];
 
   /* Must be a terminal. */
-  if (tcgetattr (fd, &tty) < 0)
-    return errno;	/* Can be EBADF or ENOTTY */
+  if (!isatty(fd))
+    return ENOTTY;
 
   /* Must be a character device. */
   if (fstat (fd, &sb) || !S_ISCHR (sb.st_mode))
-- 
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