From dab9837091a70e6ed6ea0d6474e0508ea6fccde5 Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Fri, 20 Sep 2002 20:18:24 +0000 Subject: * sysdeps/unix/bsd/bsd4.4/isatty.c: New file. * sysdeps/unix/bsd/isatty.c (__isatty): Don't save and restore errno. * sysdeps/unix/bsd/ptsname.c (__ptsname_r): Return errno value from isatty unmodified. Reported by Bruno Haible . --- sysdeps/unix/bsd/isatty.c | 11 ++--------- 1 file changed, 2 insertions(+), 9 deletions(-) (limited to 'sysdeps/unix/bsd/isatty.c') diff --git a/sysdeps/unix/bsd/isatty.c b/sysdeps/unix/bsd/isatty.c index bd61ed62dc..996c4ed41f 100644 --- a/sysdeps/unix/bsd/isatty.c +++ b/sysdeps/unix/bsd/isatty.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 1995, 1996, 1997 Free Software Foundation, Inc. +/* Copyright (C) 1991,95,96,97,2002 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 @@ -25,15 +25,8 @@ int __isatty (fd) int fd; { - int save; - int is_tty; struct sgttyb term; - save = errno; - is_tty = __ioctl (fd, TIOCGETP, &term) == 0; - __set_errno (save); - - return is_tty; + return __ioctl (fd, TIOCGETP, &term) == 0; } - weak_alias (__isatty, isatty) -- cgit 1.4.1