Start working on parse

Makefile

@@ -1,13 +1,13 @@
 all: scan
 
-scan: main.cpp scanner.cpp
-	g++ main.cpp scanner.cpp -o scan
+scan: main.cpp scanner.cpp parser.cpp
+	g++ main.cpp scanner.cpp parser.cpp -o scan
 
 scanner.cpp: scanner.l
 	flex -o scanner.cpp scanner.l
 
-parser.tab.cpp: parser.y
-	bison -d parser.y
+parser.cpp parser.hpp: parser.y
+	bison -d -o parser.cpp parser.y
 
 clean:
 	rm -f scan scanner.cpp