From: David Miller <davem@davemloft.net>
To: joe@perches.com
Cc: johannes@sipsolutions.net, netdev@vger.kernel.org
Subject: Re: [PATCH net-2.6.24] introduce MAC_FMT/MAC_ARG
Date: Mon, 27 Aug 2007 14:11:50 -0700 (PDT) [thread overview]
Message-ID: <20070827.141150.59660845.davem@davemloft.net> (raw)
In-Reply-To: <1188248263.18004.131.camel@localhost>
From: Joe Perches <joe@perches.com>
Date: Mon, 27 Aug 2007 13:57:42 -0700
> On Mon, 2007-08-27 at 13:41 -0700, David Miller wrote:
> > From: Johannes Berg <johannes@sipsolutions.net>
> > Date: Mon, 27 Aug 2007 12:54:09 +0200
> > > #define MAC_FMT "%s"
> > > #define MAC_ARG(a) ({char __buf[18]; print_mac(a, __buf); __buf;})
>
> > I don't think this works.
>
> $ cat test_fmt.c
> #include <stdio.h>
> #include <stdlib.h>
You're just getting lucky in this test case.
The language does not allow what you are doing, so you're
playing with fire.
next prev parent reply other threads:[~2007-08-27 21:11 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-22 18:46 [PATCH net-2.6.24] introduce MAC_FMT/MAC_ARG Johannes Berg
2007-08-23 16:01 ` Joe Perches
2007-08-23 16:12 ` Johannes Berg
2007-08-23 17:08 ` John W. Linville
2007-08-25 6:14 ` David Miller
2007-08-26 0:09 ` Joe Perches
2007-08-27 10:54 ` Johannes Berg
2007-08-27 15:44 ` Joe Perches
2007-08-27 20:41 ` David Miller
[not found] ` <1188248263.18004.131.camel@localhost>
2007-08-27 21:09 ` Stephen Hemminger
2007-08-27 21:11 ` David Miller [this message]
[not found] ` <200708281648.44352.mb@bu3sch.de>
[not found] ` <20070828.155419.74563234.davem@davemloft.net>
2007-08-29 17:46 ` Michael Buesch
2007-08-27 21:26 ` Joe Perches
2007-08-27 21:37 ` David Miller
[not found] ` <1188335521.6062.56.camel@localhost>
[not found] ` <20070828.142216.99461544.davem@davemloft.net>
2007-08-31 22:16 ` Joe Perches
2007-08-31 22:21 ` Johannes Berg
2007-08-31 22:24 ` Joe Perches
2007-08-31 22:27 ` Johannes Berg
2007-08-31 22:32 ` Johannes Berg
2007-08-31 22:39 ` Joe Perches
2007-09-14 19:41 ` Joe Perches
2007-09-14 19:48 ` David Miller
2007-09-18 2:05 ` David Miller
2007-09-18 2:14 ` Joe Perches
2007-09-19 4:50 ` Joe Perches
2007-09-19 18:11 ` David Miller
2007-09-19 18:50 ` Joe Perches
2007-09-19 19:54 ` David Miller
2007-09-24 17:28 ` Joe Perches
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