diff options
Diffstat (limited to 'lib/dup-safer.c')
-rw-r--r-- | lib/dup-safer.c | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/lib/dup-safer.c b/lib/dup-safer.c deleted file mode 100644 index 8cbee7007..000000000 --- a/lib/dup-safer.c +++ /dev/null @@ -1,46 +0,0 @@ -/* 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 - 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. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - 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. */ - -/* Written by Paul Eggert. */ - -#ifdef HAVE_CONFIG_H -# include <config.h> -#endif - -#include "unistd-safer.h" - -#include <fcntl.h> - -#include <unistd.h> -#ifndef STDERR_FILENO -# define STDERR_FILENO 2 -#endif - -/* Like dup, but do not return STDIN_FILENO, STDOUT_FILENO, or - STDERR_FILENO. */ - -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 -} |