From cb12429bbb357fc77f4eae50c9f2852e6cf830b4 Mon Sep 17 00:00:00 2001
From: Matthias Andree <matthias.andree@gmx.de>
Date: Mon, 12 Dec 2016 00:33:28 +0100
Subject: Fail build early if socket.o cannot be generated.

This is a hack to fail quickly on old OpenSSL versions.
---
 Makefile.am | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'Makefile.am')

diff --git a/Makefile.am b/Makefile.am
index 3c1a7aab..c7e97b8b 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -6,7 +6,10 @@ AUTOMAKE_OPTIONS=	1.11 foreign no-dist-gzip dist-bzip2 dist-xz subdir-objects
 AM_CPPFLAGS=		-I$(srcdir)/libesmtp
 ACLOCAL_AMFLAGS=	-I m4 -I m4-local
 AM_YFLAGS=		-d
-BUILT_SOURCES=		rcfile_y.h
+# listing socket.$(OBJEXT) here is a hack to compile socket.c pretty
+# early in order to fail it early on outdated OpenSSL libraries,
+# without building a few dozen other files first.
+BUILT_SOURCES=		rcfile_y.h socket.$(OBJEXT)
 
 bin_PROGRAMS=		fetchmail
 
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