[patch] fix fortran regressions on FreeBSD10.0/11.0

[Jakub Jelinek]

On Tue, Dec 17, 2013 at 06:19:43AM +0100, Andreas Tobler wrote:
> The below patch allows me to get back to normal, means zero unexpected
> fails, on FreeBSD. The patch has been tested on Linux/x86 as well, no
> regressions.

On Linux, mkostemp performs on flags:
(flags & ~O_ACCMODE) | O_RDWR | O_CREAT | O_EXCL
before passing it to open(2), so the patch makes no real change on Linux.

> 2013-12-17  Andreas Tobler  <andreast@gcc.gnu.org>
> 
> 	* io/unix.c (tempfile_open): Only use the needed flag O_CLOEXEC.
> 
> 
> Index: io/unix.c
> ===================================================================
> --- io/unix.c	(revision 206039)
> +++ io/unix.c	(working copy)
> @@ -1124,7 +1124,7 @@
>  #endif
> 
>  #if defined(HAVE_MKOSTEMP) && defined(O_CLOEXEC)
> -  fd = mkostemp (template, O_RDWR | O_CREAT | O_EXCL | O_CLOEXEC);
> +  fd = mkostemp (template, O_CLOEXEC);
>  #else
>    fd = mkstemp (template);
>    set_close_on_exec (fd);

	Jakub