From 2be8b64af2e0e1fd172886685ab944019f7d739b Mon Sep 17 00:00:00 2001
From: Glenn Randers-Pehrson <glennrp at users.sourceforge.net>
Date: Thu, 29 Jul 2010 19:09:18 -0500
Subject: [devel] Update documentation

---
 Makefile.am | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'Makefile.am')

diff --git a/Makefile.am b/Makefile.am
index bfdb97037..e38dac441 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -105,6 +105,11 @@ scripts/pnglibconf.h:
 	@echo "a new one simply make 'scripts/pnglibconf.out' and copy that" >&2
 	@exit 1
 
+# The following is necessary to ensure that the local pnglibconf.h is used, not
+# an installed one (this can happen immediately after on a clean system if
+# 'make test' is the first thing the user does.)
+pngvalid.o pngtest.o: pnglibconf.h
+
 SYMBOL_CFLAGS = -DPNGLIB_LIBNAME='PNG@PNGLIB_MAJOR@@PNGLIB_MINOR@_0'\
 		-DPNGLIB_VERSION='@PNGLIB_VERSION@'\
 		-DSYMBOL_PREFIX='$(SYMBOL_PREFIX)'
-- 
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