Subject: Re: [PATCH v4 15/15] daemon: opt-out on features that require posix

From: Andreas Schwab <[email-masked]>
Date: Mon, 18 Oct 2010 20:13:44 +0200

Jonathan Nieder <[email-masked]> writes:

> Just to throw an idea out: you can also do something like
>
> #ifndef NO_POSIX_GOODIES
> struct credentials {
> };
> #else
> struct credentials {
> 	struct passwd *pass;
> 	gid_t gid;
> }
> #endif
>
> and pass a pointer to credentials around.

Empty structures are not standard C.  But if you only ever use a pointer
to the struct you can leave it undefined (ie. just forward-declare it).

Andreas.

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Andreas Schwab, [email-masked]
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