3538. [test] Running "make test" now requires loopback interfaces to be

set up. [RT #32452]

CHANGES

@@ -1,3 +1,6 @@
+3538.	[test]	Running "make test" now requires loopback interfaces to be 
+	 		set up. [RT #32452]
+
 3537.	[tuning]	Slave zones, when updated, now send NOTIFY messages
 			to peers before being dumped to disk rather than
 			after. [RT #27242]

Makefile.in

@@ -61,9 +61,21 @@ tags:
 	rm -f TAGS
 	find lib bin -name "*.[ch]" -print | @ETAGS@ -
 
-check: test
-
 test:
+	@if test -n "`${PERL} ${top_srcdir}/bin/tests/system/testsock.pl 2>&- || echo fail`"; then \
+	echo I: NOTE: The tests were not run because they require that; \
+	echo I:	the IP addresses 10.53.0.1 through 10.53.0.8 are configured; \
+	echo I:	as alias addresses on the loopback interface.  Please run; \
+	echo I:	\'bin/tests/system/ifconfig.sh up\' as root to configure; \
+	echo I:	them, then rerun the tests. Run make force-test to run the; \
+	echo I:	tests anyway.; \
+	exit 1; \
+	fi
+	${MAKE} test-force
+
+force-test: test-force
+
+test-force:
 	status=0; \
 	(cd bin/tests && ${MAKE} ${MAKEDEFS} test) || status=1; \
 	(test -f unit/unittest.sh && $(SHELL) unit/unittest.sh) || status=1; \