Import upstream version 1.28

[debian/tar] / gnu / dup2.c

diff --git a/gnu/dup2.c b/gnu/dup2.c
index 172f24e79af68d59749901c154372ce4548806b6..9428f0f546bdfd07593cbb0c0755f4f4e8f6347f 100644 (file)
--- a/gnu/dup2.c
+++ b/gnu/dup2.c
@@ -2,7 +2,7 @@
 /* DO NOT EDIT! GENERATED AUTOMATICALLY! */
 /* 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
@@ -98,7 +98,11 @@ 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)