X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fdup-safer.c;h=33f599beefd03f9ef99f1b5ed5f466c102f4b907;hb=2988c8c21303fdadb3a9efe321870d96f6bdc668;hp=034297aa1ef415be1e22d1933ca5bcf992824c13;hpb=d1eb42bdbbaf00d38b2a479e9aa40207b79bd090;p=gnulib.git
diff --git a/lib/dup-safer.c b/lib/dup-safer.c
index 034297aa1..33f599bee 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, 2009-2010 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
@@ -12,25 +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 . */
/* Written by Paul Eggert. */
-#if HAVE_CONFIG_H
-# include
-#endif
+#include
#include "unistd-safer.h"
#include
-
-#if HAVE_UNISTD_H
-# include
-#endif
-#ifndef STDERR_FILENO
-# define STDERR_FILENO 2
-#endif
+#include
/* Like dup, but do not return STDIN_FILENO, STDOUT_FILENO, or
STDERR_FILENO. */
@@ -38,11 +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
}