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Re: multiple inclusion guard for config.h
From: |
Ed Hartnett |
Subject: |
Re: multiple inclusion guard for config.h |
Date: |
Sat, 20 Jan 2007 18:49:34 -0700 |
User-agent: |
Gnus/5.1006 (Gnus v5.10.6) Emacs/21.4 (gnu/linux) |
"David Byron" <address@hidden> writes:
> On Saturday, January 20, 2007 @ 4:02p, Bob Friesenhahn wrote:
>
>> > Anyway, I could use an education about why there isn't a
>> > guard against multiple inclusion built in to autoheader, as
>> > well as a way to add one myself. AH_TOP puts the first part
>> > where I want, but I've got multiple AH_BOTTOM calls and I
>> > can't see a way to force the final #endif to really go last
>> > in the file.
>>
>> "config.h" may be provided from multiple packages at once
>> and all included instances may be required. The user that
>> includes it needs to manage proper use.
>
> Any suggestions how? I've seen people write scripts to modify/rename
> config.h but that seems overkill in this case.
>
> Thanks much.
>
> -DB
>
>
>
How about something like:
#ifndef MY_CONFIG_INCLUDED
#include <../my/config.h>
#define MY_CONFIG_INCLUDED
#endif
--
Ed Hartnett -- address@hidden