FP =			# set to -f on machines without floating point
CFLAGS=-O -s -DNEQN ${FP}
YFLAGS=-d

all:	neqn

cp:	neqn
	cp neqn ${DESTDIR}/usr/bin/neqn
	rm *.o e.c e.def neqn

cmp:	neqn
	cmp neqn ${DESTDIR}/usr/bin/neqn
	rm *.o e.c e.def

SOURCE = e.y e.h diacrit.c eqnbox.c font.c fromto.c funny.c glob.c integral.c \
 io.c lex.c lookup.c mark.c matrix.c move.c over.c paren.c \
 pile.c shift.c size.c sqrt.c text.c

FILES = e.o diacrit.o eqnbox.o font.o fromto.o funny.o glob.o integral.o \
 io.o lex.o lookup.o mark.o matrix.o move.o over.o paren.o \
 pile.o shift.o size.o sqrt.o text.o

neqn:	$(FILES)
	cc -n $(CFLAGS) $(FILES) -o neqn

e.c:	e.def

e.def:	e.y
	yacc -d e.y
	mv y.tab.c e.c
	mv y.tab.h e.def

$(FILES):	e.h e.def

list:
	pr TODO $(SOURCE) makefile

gcos:	y.tab.c
	fsend e.h e.y *.c

src:	makefile $(SOURCE)
	cp $? ${DESTDIR}/usr/src/cmd/neqn
	touch src

lint:	y.tab.c
	lint -spb *.c

clean:
	rm -f *.o