CC = g++
CFLAGS = -g -Wall
HEADERS = GetWord.h Histogram.h
OBJS = GetWord.o Histogram.o extra2.o

all: extra2 data graph

extra2: clean $(OBJS) $(HEADERS)
	$(CC) -o extra2 $(OBJS) $(LDFLAGS)

data: FORCE extra2
	./extra2 ./warandpeace.txt > histdata.txt

graph: FORCE data extra2
	echo 'set log xy; plot "histdata.txt" using 2 title "Word popularity"' | gnuplot -persist

%.o: %.c $(HEADERS)
	$(CC) $(CFLAGS) -c $<

clean: FORCE
	/bin/rm -f *.o *~ extra2 histdata.txt

FORCE: