X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fdup-safer.c;h=8df3cdab10867b03025acc39de017f25e07bd9e5;hb=cd56634a4a8179fd5a4419fbb3e27211b042ab1c;hp=e51a8d5f577447d4a81c4ec13ba0188df71e10b1;hpb=267a39bafd249d7eb9c37df06dc6defcf41cb343;p=gnulib.git

diff --git a/lib/dup-safer.c b/lib/dup-safer.c
index e51a8d5f5..8df3cdab1 100644
--- a/lib/dup-safer.c
+++ b/lib/dup-safer.c
@@ -1,10 +1,11 @@
 /* Invoke dup, but avoid some glitches.
-   Copyright (C) 2001, 2004, 2005 Free Software Foundation, Inc.
 
-   This program is free software; you can redistribute it and/or modify
+   Copyright (C) 2001, 2004-2006, 2009-2014 Free Software Foundation, Inc.
+
+   This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 2, or (at your option)
-   any later version.
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
 
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -12,27 +13,16 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software Foundation,
-   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 /* Written by Paul Eggert.  */
 
-#if HAVE_CONFIG_H
-# include <config.h>
-#endif
+#include <config.h>
 
 #include "unistd-safer.h"
 
-#if HAVE_FCNTL_H
-# include <fcntl.h>
-#endif
-
-#if HAVE_UNISTD_H
-# include <unistd.h>
-#endif
-#ifndef STDERR_FILENO
-# define STDERR_FILENO 2
-#endif
+#include <fcntl.h>
+#include <unistd.h>
 
 /* Like dup, but do not return STDIN_FILENO, STDOUT_FILENO, or
    STDERR_FILENO.  */
@@ -40,11 +30,5 @@
 int
 dup_safer (int fd)
 {
-#ifdef F_DUPFD
   return fcntl (fd, F_DUPFD, STDERR_FILENO + 1);
-#else
-  /* fd_safer calls us back, but eventually the recursion unwinds and
-     does the right thing.  */
-  return fd_safer (dup (fd));
-#endif
 }