From 0b52712b184e9a2f1d1adad3fe1f26196b6ba993 Mon Sep 17 00:00:00 2001
From: ellson <devnull@localhost>
Date: Tue, 18 Oct 2005 18:55:01 +0000
Subject: [PATCH] use Makefile.am for diffimg, build as noinst so it is
 available for rtest

---
 configure.ac                |  1 +
 contrib/Makefile.am         |  2 +-
 contrib/diffimg/Makefile.am | 23 +++++++++++++++++++++++
 3 files changed, 25 insertions(+), 1 deletion(-)
 create mode 100644 contrib/diffimg/Makefile.am

diff --git a/configure.ac b/configure.ac
index 883946d38..caf09e47b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1511,6 +1511,7 @@ AC_CONFIG_FILES(Makefile
 	doc/info/Makefile
 	contrib/Makefile
 	contrib/prune/Makefile
+	contrib/diffimg/Makefile
 	graphs/Makefile
 	graphs/directed/Makefile
 	graphs/undirected/Makefile
diff --git a/contrib/Makefile.am b/contrib/Makefile.am
index c399cebc3..a49293c28 100644
--- a/contrib/Makefile.am
+++ b/contrib/Makefile.am
@@ -1,6 +1,6 @@
 ## Process this file with automake to produce Makefile.in
 
-SUBDIRS = prune
+SUBDIRS = prune diffimg
 
 EXTRA_DIST = INDEX dotmcl.pl gprof2dot.awk webdot.cgi Makefile.old \
 	lefty-grace dirgraph diffimg
diff --git a/contrib/diffimg/Makefile.am b/contrib/diffimg/Makefile.am
new file mode 100644
index 000000000..52b7aa2fd
--- /dev/null
+++ b/contrib/diffimg/Makefile.am
@@ -0,0 +1,23 @@
+## Process this file with automake to produce Makefile.in
+
+VERSION=0.2
+
+AM_CPPFLAGS = -DVERSION="$(VERSION)" @GD_INCLUDES@
+
+noinst_PROGRAMS = diffimg
+
+diffimg_SOURCES = diffimg.c
+
+diffimg_LDADD = @GD_LIBS@
+
+GRAPH = "digraph G { hello -> world }"
+
+test: diffimg
+	echo $(GRAPH) | dot -Tpng:cg >hello1.png
+	echo $(GRAPH) | dot -Tpng:cg >hello2.png
+	if `./diffimg hello1.png hello2.png >test1.png`;then echo same;else echo different;fi
+	echo $(GRAPH) | dot -Grankdir=LR -Tpng:cg >hello2.png
+	if `./diffimg hello1.png hello2.png >test2.png`;then echo same;else echo different;fi
+
+CLEANFILES = *.png
+
-- 
2.40.0