diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..f6364cf
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,22 @@
+SOURCES = scanner.mll \
+          parser.mly \
+          sast.ml \
+          ast.ml \
+          semant.ml \
+          parser.ml \
+          scanner.ml \
+          test2.ml 
+
+
+OCAMLBUILD = ocamlbuild test2.native
+
+all: 
+	$(OCAMLBUILD) test2.native parser semant
+
+clean:
+	$(OCAMLBUILD) -clean
+	rm -rf *.cmi *.cmo parser.ml parser.mli scanner.ml 
+
+
+
+
diff --git a/build.mk b/build.mk
new file mode 100644
index 0000000..6b41fb5
--- /dev/null
+++ b/build.mk
@@ -0,0 +1,65 @@
+ #For those machine doesn't have ocamlbuild, build the project with this makefile
+
+OBJ=ast.cmo \
+	sast.cmo \
+	semant.cmo \
+	scanner.cmo \
+	parser.cmo \
+    test2.cmo \
+    printer.cmo
+
+PythonPlusPlus=pythonpp
+
+FLAGS:=-g
+
+$(PythonPlusPlus): $(OBJ)
+	ocamlc -g -o parser parser.cmo scanner.cmo ast.cmo 
+	ocamlc -g -o semant parser.cmo scanner.cmo ast.cmo sast.cmo 
+	ocamlc -g -o test2 parser.cmo scanner.cmo ast.cmo sast.cmo semant.cmo test2.cmo 
+
+printer: $(OBJ)
+	ocamlc -o printer.cma -a  ast.cmo sast.cmo  printer.cmo
+
+.SUFFIXES: .ml .cmo .cmi .mll .mly .mli
+.PRECIOUS: %.ml %.mli %.cmo
+
+.ml.cmo:
+	ocamlc -c $(FLAGS) $<
+
+.mli.cmi:
+	ocamlc -c $(FLAGS) $<
+    
+.mll.ml:
+	ocamllex $<
+
+.mly.ml:
+	ocamlyacc -v $<
+
+.mly.mli:
+	ocamlyacc -v $<
+
+clean:
+	rm -f *.cmi *.cmo parser.ml scanner.ml *.output parser.mli parser_test semant test2 
+
+
+# Generated by ocamldep
+ast.cmo:
+ast.cmx:
+parser.cmo: util.cmo ast.cmo parser.cmi
+parser.cmx: util.cmx ast.cmx parser.cmi
+parser.cmi: ast.cmo
+sast.cmo: util.cmo ast.cmo
+sast.cmx: util.cmx ast.cmx
+scanner.cmo: parser.cmi
+scanner.cmx: parser.cmx
+semant.cmo: sast.cmo ast.cmo
+semant.cmx: sast.cmx ast.cmx
+parser.cmo: scanner.cmo parser.cmi ast.cmo
+parser.cmx: scanner.cmx parser.cmx ast.cmx
+test2.cmo: scanner.cmo parser.cmi \
+            output.cmo interpreter.cmo
+test2.cmx: semant.cmx scanner.cmx parser.cmx \
+            output.cmx interpreter.cmx
+
+printer.cmo: ast.cmo sast.cmo
+printer.cmx: ast.cmx sast.cmx