michael@0: #T commandline: ['-j4']
michael@0: 
michael@0: # Test that -j1 in a submake has the proper effect.
michael@0: 
michael@0: define SLOWCMD
michael@0: printf "$@:0:" >>$(RFILE)
michael@0: sleep 0.5
michael@0: printf "$@:1:" >>$(RFILE)
michael@0: endef
michael@0: 
michael@0: all: p1 p2
michael@0: subtarget: s1 s2
michael@0: 
michael@0: p1 p2: RFILE = presult
michael@0: s1 s2: RFILE = sresult
michael@0: 
michael@0: p1 s1:
michael@0: 	$(SLOWCMD)
michael@0: 
michael@0: p2 s2:
michael@0: 	sleep 0.1
michael@0: 	$(SLOWCMD)
michael@0: 
michael@0: all:
michael@0: 	$(MAKE) -j1 -f $(TESTPATH)/parallel-toserial.mk subtarget
michael@0: 	printf "presult: %s\n" "$$(cat presult)"
michael@0: 	test "$$(cat presult)" = "p1:0:p2:0:p1:1:p2:1:"
michael@0: 	printf "sresult: %s\n" "$$(cat sresult)"
michael@0: 	test "$$(cat sresult)" = "s1:0:s1:1:s2:0:s2:1:"
michael@0: 	@echo TEST-PASS
michael@0: