CFLAGS:=-Wall -std=c99 -D_XOPEN_SOURCE=700
YFLAGS:=-d
LFLAGS:=-t

OBJECTS:=scan.o parse.o expr.o ast.c

all: expr

scan.c: scan.l y.tab.h
y.tab.h: parse.c

expr: $(OBJECTS)

clean:
	$(RM) $(OBJECTS) y.tab.h scan.c parse.c expr