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authorUlrich Drepper <drepper@redhat.com>1998-10-22 11:49:29 +0000
committerUlrich Drepper <drepper@redhat.com>1998-10-22 11:49:29 +0000
commit9271a050b5af6594ab112a9c116854953b041d8f (patch)
tree4e858e3b7bedaaba8122e7ef378313192ae9653f /sysdeps/posix/isatty.c
parente595c802ca9a9eb2c7d5e72cb7b9437d25063c97 (diff)
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Update.
1998-10-22  H.J. Lu  <hjl@gnu.org>

	* sysdeps/unix/sysv/linux/i386/getgroups.c (__getgroups): Add
	sanity check for n.
	* sysdeps/unix/sysv/linux/i386/setgroups.c (setgroups): Likewise.

	* sysdeps/posix/fpathconf.c (__fpathconf): Set errno to
	EINVAL if errno == ENODEV.  Tested by VSX-PCT.

	* sysdeps/posix/isatty.c (__isatty): Don't reset errno.  Tested
	by VSX-PCT.

	* posix/execvp.c (execvp): Check "".  Tested by VSX-PCT.
Diffstat (limited to 'sysdeps/posix/isatty.c')
-rw-r--r--sysdeps/posix/isatty.c11
1 files changed, 2 insertions, 9 deletions
diff --git a/sysdeps/posix/isatty.c b/sysdeps/posix/isatty.c
index 41d16e400a..d7a14990cc 100644
--- a/sysdeps/posix/isatty.c
+++ b/sysdeps/posix/isatty.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1995, 1996, 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,6 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
-#include <errno.h>
 #include <unistd.h>
 #include <termios.h>
 
@@ -25,15 +24,9 @@ int
 __isatty (fd)
      int fd;
 {
-  int save;
-  int is_tty;
   struct termios term;
 
-  save = errno;
-  is_tty = __tcgetattr (fd, &term) == 0;
-  __set_errno (save);
-
-  return is_tty;
+  return __tcgetattr (fd, &term) == 0;
 }
 
 weak_alias (__isatty, isatty)