From 87a9900f30d62bf7c2833ff3cf60976cebe2f9fc Mon Sep 17 00:00:00 2001
From: Sebastian Huber <sebastian.huber@embedded-brains.de>
Date: Thu, 18 Oct 2018 14:22:46 +0200
Subject: Remove isatty()

These functions are provided by Newlib since 2000.

Update #3409.
---
 cpukit/Makefile.am              |  1 -
 cpukit/configure.ac             |  1 -
 cpukit/libcsupport/src/isatty.c | 40 ----------------------------------------
 3 files changed, 42 deletions(-)
 delete mode 100644 cpukit/libcsupport/src/isatty.c

diff --git a/cpukit/Makefile.am b/cpukit/Makefile.am
index f8afd14a30..0d82c71b2c 100644
--- a/cpukit/Makefile.am
+++ b/cpukit/Makefile.am
@@ -157,7 +157,6 @@ librtemscpu_a_SOURCES += libcsupport/src/__gettod.c
 librtemscpu_a_SOURCES += libcsupport/src/getuid.c
 librtemscpu_a_SOURCES += libcsupport/src/gxx_wrappers.c
 librtemscpu_a_SOURCES += libcsupport/src/ioctl.c
-librtemscpu_a_SOURCES += libcsupport/src/isatty.c
 librtemscpu_a_SOURCES += libcsupport/src/isatty_r.c
 librtemscpu_a_SOURCES += libcsupport/src/issetugid.c
 librtemscpu_a_SOURCES += libcsupport/src/kill_noposix.c
diff --git a/cpukit/configure.ac b/cpukit/configure.ac
index 18bebf9412..0dd51376ed 100644
--- a/cpukit/configure.ac
+++ b/cpukit/configure.ac
@@ -66,7 +66,6 @@ AC_CHECK_FUNCS([isascii fileno])
 # <FIXME>
 #   Check for functions supplied by newlib >= 1.17.0
 # Newlib's posix/ directory
-AC_CHECK_FUNCS([isatty])
 AC_CHECK_FUNCS([creat \
   opendir closedir readdir rewinddir scandir seekdir \
   sleep \
diff --git a/cpukit/libcsupport/src/isatty.c b/cpukit/libcsupport/src/isatty.c
deleted file mode 100644
index 8a7224becf..0000000000
--- a/cpukit/libcsupport/src/isatty.c
+++ /dev/null
@@ -1,40 +0,0 @@
-/**
- *  @file
- *
- *  @brief Test whether a File Descriptor Refers to a Terminal 
- *  @ingroup libcsupport
- */
-
-/*
- *  COPYRIGHT (c) 1989-1999.
- *  On-Line Applications Research Corporation (OAR).
- *
- *  The license and distribution terms for this file may be
- *  found in the file LICENSE in this distribution or at
- *  http://www.rtems.org/license/LICENSE.
- */
-
-#if HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#ifndef HAVE_ISATTY
-
-#include <sys/stat.h>
-
-int isatty(
-  int fd
-)
-{
-  struct stat buf;
-
-  if (fstat (fd, &buf) < 0)
-    return 0;
-
-  if (S_ISCHR (buf.st_mode))
-    return 1;
-
-  return 0;
-}
-
-#endif
-- 
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