From c18578632fd3c9e513e613a86ba2b7c4ebee6c45 Mon Sep 17 00:00:00 2001 From: Igor Pashev Date: Tue, 30 Sep 2014 18:22:48 +0400 Subject: Imported Upstream version 8.23 --- lib/dup2.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'lib/dup2.c') diff --git a/lib/dup2.c b/lib/dup2.c index 9219eb38..7de68054 100644 --- a/lib/dup2.c +++ b/lib/dup2.c @@ -1,6 +1,6 @@ /* Duplicate an open file descriptor to a specified file descriptor. - Copyright (C) 1999, 2004-2007, 2009-2013 Free Software Foundation, Inc. + Copyright (C) 1999, 2004-2007, 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 @@ -96,7 +96,11 @@ rpl_dup2 (int fd, int desired_fd) /* On Linux kernels 2.6.26-2.6.29, dup2 (fd, fd) returns -EBADF. On Cygwin 1.5.x, dup2 (1, 1) returns 0. On Cygwin 1.7.17, dup2 (1, -1) dumps core. + On Cygwin 1.7.25, dup2 (1, 256) can dump core. On Haiku, dup2 (fd, fd) mistakenly clears FD_CLOEXEC. */ +# if HAVE_SETDTABLESIZE + setdtablesize (desired_fd + 1); +# endif if (desired_fd < 0) fd = desired_fd; if (fd == desired_fd) -- cgit v1.2.3