From mboxrd@z Thu Jan  1 00:00:00 1970
Message-ID: <dd6fe68a0811211654n5c825db0lf5e663da14534638@mail.gmail.com>
Date: Fri, 21 Nov 2008 16:54:56 -0800
From: "Russ Cox" <rsc@swtch.com>
To: "Fans of the OS Plan 9 from Bell Labs" <9fans@9fans.net>
Subject: Re: [9fans] /sys/src/libdraw/arith.c:163
In-Reply-To: <4b41d6d160b1e8f95e193e2e15a713bf@proxima.alt.za>
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On Fri, Nov 21, 2008 at 1:41 AM,  <lucio@proxima.alt.za> wrote:
> The code is:
>
>        extern ulong
>        drawld2chan[] = {
>                GREY1,
>                GREY2,
>                GREY4,
>                CMAP8,
>        };
>
> and GCC (yes, that one!) complains about it:
>
>        gcc -c -Wall -D_PLAN_9 -D_POSIX_SOURCE -D_PLAN9_SOURCE -I. /sys/src/libdraw/arith.c
>        /sys/src/libdraw/arith.c:163: warning: `drawld2chan' initialized and declared `extern'
>
> It seems a legitimate complaint, but I'm not sure how I should address
> it.  The idea is to make sure that this remains compatible with the
> Plan 9 native compilers, of course.

Gcc has correctly diagnosed a mistake; s/extern\n//

Russ