From: Tom Lane <tgl@sss.pgh.pa.us>
To: Michael Paquier <michael.paquier@gmail.com>
cc: Heikki Linnakangas <hlinnaka@iki.fi>, David Steele <david@pgmasters.net>,
        Robert Haas <robertmhaas@gmail.com>, David Fetter <david@fetter.org>,
        Alvaro Herrera <alvherre@2ndquadrant.com>,
        Magnus Hagander <magnus@hagander.net>,
        Peter Eisentraut <peter.eisentraut@2ndquadrant.com>,
        Julian Markwort <julian.markwort@uni-muenster.de>,
        Stephen Frost <sfrost@snowman.net>,
        PostgreSQL mailing lists <pgsql-hackers@postgresql.org>,
        Valery Popov <v.popov@postgrespro.ru>
Subject: Re: Password identifiers, protocol aging and SCRAM protocol
In-reply-to: 
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References: 
 <CAB7nPqSL_V+0nD5i-XH_x1o5HTt2bT53vVwPUTHz8YT0hYRoPg@mail.gmail.com>
 <20160720181257.GA686053@alvherre.pgsql> <20160720202524.GA16111@fetter.org>
 <CAB7nPqQwR+93uLozt-CYiDnq1WPQYLYjZ5NMWs_3Pthu1pWFQQ@mail.gmail.com>
 <CA+TgmoZMn67CUgUxTD2vFgp7oHWH9qCHRUWebY6OSfSRVG5a_g@mail.gmail.com>
 <88f35221-2abd-6a31-a75d-28a3dc3a5b30@pgmasters.net>
 <29704.1469122290@sss.pgh.pa.us>
 <CAB7nPqRp74T70QELi8M8LHmMPXSzzBHwc3orAsQFuGbxB4o0HQ@mail.gmail.com>
 <19611.1469144923@sss.pgh.pa.us>
 <CAB7nPqRsUR09-eqmc5RVv8rvBk0nj4PctxL6YkKL73Tc47hSLg@mail.gmail.com>
 <20190.1469145748@sss.pgh.pa.us>
 <69938195-9c76-8523-0af8-eb718ea5b36e@iki.fi>
 <CAB7nPqRE3+5ptBRt2DpUP6WujofADGZ-Nc5nzZnhjQdUsE0p+Q@mail.gmail.com>
 <7fccb99f-8465-7ac8-72d5-3f41e90ae280@iki.fi>
 <CAB7nPqS9sWG5e6taBAo8O55rsptg-WL2-TAwVTzetiTicYdekw@mail.gmail.com>
 <47be24f5-12a5-7af8-efc0-9486a7dbd413@iki.fi>
 <CAB7nPqQzQnO11P_j1rEOzFjMRYNiDsAkzAbt111Srs-EONb9Zw@mail.gmail.com>
Comments: In-reply-to Michael Paquier <michael.paquier@gmail.com>
	message dated "Fri, 02 Sep 2016 22:23:46 +0900"
Date: Fri, 02 Sep 2016 09:59:23 -0400
Message-ID: <9194.1472824763@sss.pgh.pa.us>
Precedence: bulk
Sender: pgsql-hackers-owner@postgresql.org

Michael Paquier <michael.paquier@gmail.com> writes:
> Before I send a new series of patches... There is one thing that I am
> still troubled with: the compilation of pgcrypto. First from
> contrib/pgcrypto/Makefile I am noticing the following issue with this
> block:
> CF_SRCS = $(if $(subst no,,$(with_openssl)), $(OSSL_SRCS), $(INT_SRCS))
> CF_TESTS = $(if $(subst no,,$(with_openssl)), $(OSSL_TESTS), $(INT_TESTS))
> CF_PGP_TESTS = $(if $(subst no,,$(with_zlib)), $(ZLIB_TST), $(ZLIB_OFF_TST))
> How is that correct if src/Makefile.global is not loaded first?
> Variables like with_openssl are still not loaded at that point.

Um, you do know that Make treats "=" definitions of variables as,
essentially, macro definitions?  The fact that with_openssl isn't
set yet doesn't necessarily mean these definitions are wrong.
Is it actually not working for you, or are you just not understanding
why it works?

			regards, tom lane


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