LEX  = flex
YACC = bison
CC   = gcc -g
LIBS = -lfl

all: nec

nec: nec.tab.c lex.yy.c main.c necro.h
	${CC} -o sumper lex.yy.c nec.tab.c main.c ${LIBS}

lex.yy.c: nec.lex nec.tab.c
	${LEX} nec.lex

nec.tab.c: nec.y necro.h
	${YACC} -d nec.y

clean:
	rm lex.yy.c nec.tab.* sumper