From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: root@chaos.analogic.com
Cc: Franz.Sirl-kernel@lauterbach.com (Franz Sirl),
andrea@suse.de (Andrea Arcangeli), mblack@csihq.com (Mike Black),
linux-kernel@vger.kernel.org (linux-kernel@vger.kernel.or)
Subject: Re: 2.2.18 signal.h
Date: Fri, 15 Dec 2000 18:50:21 +0000 (GMT) [thread overview]
Message-ID: <E146zw1-0001fh-00@the-village.bc.nu> (raw)
In-Reply-To: <Pine.LNX.3.95.1001215131538.1528B-100000@chaos.analogic.com> from "Richard B. Johnson" at Dec 15, 2000 01:34:41 PM
> void foo()
> {
> extern int a;
> if(a) goto a;
> return;
> a:
> printf("%d\n", a);
> }
>
> Both examples allow an extern declaration inside a function scope
> which is also contrary to any (even old) 'C' standards. 'extern'
> is always file scope, there's no way to make it otherwise.
extern in function scope is in original C. In fact its even _older_ than that
its in the B compiler too - although in B its 'extrn' not 'extern'.
Alan (yes I programmed in B)
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next prev parent reply other threads:[~2000-12-15 19:19 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-12-15 16:29 2.2.18 signal.h Mike Black
2000-12-15 16:56 ` Andrea Arcangeli
2000-12-15 17:07 ` Richard B. Johnson
2000-12-15 17:43 ` Andrea Arcangeli
2000-12-15 17:59 ` Franz Sirl
2000-12-15 18:34 ` Richard B. Johnson
2000-12-15 18:50 ` Alan Cox [this message]
2000-12-15 19:06 ` Horst von Brand
2000-12-15 20:15 ` Michael Meissner
2000-12-15 18:54 ` Andrea Arcangeli
2000-12-15 19:18 ` Ulrich Drepper
2000-12-15 19:57 ` Andrea Arcangeli
2000-12-15 20:09 ` Rik van Riel
2000-12-15 20:22 ` Andrea Arcangeli
2000-12-16 7:53 ` Anuradha Ratnaweera
2000-12-16 13:52 ` Andrea Arcangeli
2000-12-19 16:53 ` Michael Meissner
2000-12-15 19:55 ` Rik van Riel
2000-12-15 20:14 ` Andrea Arcangeli
2000-12-21 18:18 ` Thomas Dodd
2001-01-02 16:55 ` Andrea Arcangeli
2000-12-15 20:31 ` Michael Meissner
2000-12-17 5:27 ` Albert D. Cahalan
2000-12-15 21:56 Jesse Pollard
2000-12-15 22:22 ` Andrea Arcangeli
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