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Re: Incorrect documentation for AC_ERLANG_SUBST_INSTALL_LIB_DIR

From: Eric Blake
Subject: Re: Incorrect documentation for AC_ERLANG_SUBST_INSTALL_LIB_DIR
Date: Wed, 05 May 2010 08:55:14 -0600
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On 05/04/2010 11:17 AM, David Reiss wrote:
> The documentation for AC_ERLANG_SUBST_INSTALL_LIB_DIR states
> """
> its default value is
> @samp{$ERLANG_INSTALL_LIB_DIR/@address@hidden, the value of the
> @code{ERLANG_INSTALL_LIB_DIR} variable being set by the
> """
> (This blames back to 0527671a0606 in 2006.)  However, a quick inspection of
> the macro source reveals that the actual default is "LIBDIR/erlang/lib",
> and this was the case even when the documentation was written.
> I'd be willing to contribute a patch to either make the docs match the
> implementation or the implementation match the docs, whichever you prefer.
> (I think the latter might be more useful.)

Since I'm not an erlang user, I'll leave it to your judgment which is
more useful.  But for backwards compatibility, I'd prefer a patch along
the lines of the former (better to change the docs to match reality,
than to change reality and break configure.ac that happened to depend on
the old semantics).

Eric Blake   address@hidden    +1-801-349-2682
Libvirt virtualization library http://libvirt.org

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