[PATCH:xfs 1/2] FD_SETSIZE fixes.
Thomas Klausner
wiz at netbsd.org
Tue Jul 21 14:18:17 PDT 2015
Hi Emil!
On Mon, Jul 20, 2015 at 05:00:43PM +0100, Emil Velikov wrote:
> On 19 July 2015 at 08:56, Thomas Klausner <wiz at netbsd.org> wrote:
> > From: Matthew Green <mrg at NetBSD.org>
> >
> > Move X11/Xpoll.h include earlier than sys/select.h to avoid missing
> > out on setting FD_SETSIZE early enough.
> >
> Shouldn't there be a comment to prevent the next person from
> reverting/messing up with the order ?
>
> ...
> > diff --git a/os/io.c b/os/io.c
> > index 124ecd8..8ebb8e4 100644
> > --- a/os/io.c
> > +++ b/os/io.c
> > @@ -46,6 +46,8 @@ in this Software without prior written authorization from The Open Group.
> > * THIS SOFTWARE.
> > */
> >
> > +#include "X11/Xpoll.h"
> > +
> > #include "config.h"
> >
> This looks like a no-go. I cannot think of a case where you'd want
> anything before config.h.
So would you like the attached patch pushed too?
> Mildly related: how many cases in Xorg are there, where config.h is
> not the first include, is missing (but needed), or the #ifdef guard is
> omitted ? I'd assume 1 & 3 shouldn't be too hard to grep through.
> Note: I'm neither suggesting that you should do it, nor volunteering
> :-)
About #3: we avoid config.h in NetBSD's xsrc, so we'll report any we
find (see the xmag ones today for example).
Thanks for not volunteering me :)
Thomas
-------------- next part --------------
diff --git a/os/io.c b/os/io.c
index 8ebb8e4..8259b2f 100644
--- a/os/io.c
+++ b/os/io.c
@@ -46,10 +46,11 @@ in this Software without prior written authorization from The Open Group.
* THIS SOFTWARE.
*/
-#include "X11/Xpoll.h"
-
#include "config.h"
+/* include Xpoll.h early for possible FD_SETSIZE re-definition */
+#include "X11/Xpoll.h"
+
#include <X11/Xtrans/Xtrans.h>
#include <stdio.h>
#include <errno.h>
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