X-Git-Url: https://git.xandkar.net/?a=blobdiff_plain;f=exercises%2Fch01%2FMakefile;h=8587a0482c1819fa2fb0110d9df2b33b191d0a98;hb=958f72687df932030c5dfafc7066889982497729;hp=d376e05c2f3ed048bf478b7be4f7e224694b711d;hpb=b743073dd14888990ca5a144e3b745ff9e4f4d84;p=tiger.ml.git

diff --git a/exercises/ch01/Makefile b/exercises/ch01/Makefile
index d376e05..8587a04 100644
--- a/exercises/ch01/Makefile
+++ b/exercises/ch01/Makefile
@@ -4,27 +4,51 @@ OCAMLC_OPTIONS := -w A -warn-error A
 OCAMLC_BYTE    := ocamlc.opt   $(OCAMLC_OPTIONS)
 
 EXECUTABLES := \
-	straight_line_program_interpreter \
-	tree
+ straight_line_program_interpreter \
+ tree_demo
+EXECUTABLES := $(addsuffix .byte,$(EXECUTABLES))
 
-.PHONY: build clean demo_unbalanced
+SET_MEMBERS := \
+ a b c d e f g h i j k l m n o p q r s t u v foo bar kgkvbkvg \
+ lkhjlk gfjyfjf fdtrdchfhtr trhfgfch hjlilijhl iygkyugkgkhy
 
-build : $(EXECUTABLES)
 
-%: %.ml %.cmo %.cmi
-	$(OCAMLC_BYTE) -o $@ $*.cmo
+.PHONY: \
+ all \
+ clean \
+ build \
+ demos
 
-%.cmi: %.mli
-	$(OCAMLC_BYTE) -o $@ -c $<
-
-%.cmo: %.ml %.cmi
-	$(OCAMLC_BYTE) -c $<
+all:
+	$(MAKE) clean
+	$(MAKE) build
+	$(MAKE) demos
 
 clean:
+	rm -rf ./_build/
 	rm -f $(EXECUTABLES)
+	# There're also tree demo PNGs, but I want to keep them around, for
+	# referencing without having to build the project.
+
+build:
+	ocamlbuild $(EXECUTABLES)
+
+demos: \
+ run_straight_line_program_interpreter \
+ tree_demo_unbalanced.png \
+ tree_demo_balanced.png
+
+run_straight_line_program_interpreter: straight_line_program_interpreter.byte
+	./$<
+
+tree_demo_unbalanced.dot: tree_demo.byte
+	./$< unbalanced $(SET_MEMBERS) > $@
+
+tree_demo_unbalanced.png: tree_demo_unbalanced.dot
+	neato -T png $< > $@
 
-tree.png: tree
-	./tree a b c d e f g h i j k l m n o p q r s t u v foo bar kgkvbkvg lkhjlk gfjyfjf fdtrdchfhtr trhfgfch hjlilijhl iygkyugkgkhy | neato -T png > tree.png
+tree_demo_balanced.dot: tree_demo.byte
+	./$< balanced $(SET_MEMBERS) > $@
 
-demo_unbalanced: tree.png
-	sxiv ./tree.png
+tree_demo_balanced.png: tree_demo_balanced.dot
+	neato -T png $< > $@