Re: config.h (was Re: Misc. consequences of backend memory management changes)

Tom Lane writes:

> I looked at autoheader and it strikes me as yet another glorified
> 'cat'. If we used it, we'd basically have an acconfig.h that contains
> exactly what's now in the handgenerated config.h.in, and autoheader
> would copy it all to config.h.in.

That mechanism is obsolete, autoheader is much smarter now (2.13). In
order to get the comments onto the symbols you write

AC_DEFINE(HAVE_FOO, [], [Define if you have foo])

I.e., you document the stuff where you define it.

> What do you think of pulling the remaining hand-settable symbols out
> into a separate file, maybe called something like "siteconfig.h"?

That seems like a good idea.

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