Re: multiple inclusion guard for config.h

[Ed Hartnett]

"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