CFLAGS=-g -fullwarn
LDFLAGS=-lm

all: arith

arith: arith.o
	$(CC) $(CFLAGS) -o $@ $< $(LDFLAGS)

arith.o: arith.c arith-update.c

print:
	#tgrind -h "Michael J. Gourlay" arith.c
	#dvips -o arith.c.ps arith.c.dvi
	tgrind -h "Michael J. Gourlay" arith-update.c
	dvips -o arith-update.c.ps arith-update.c.dvi
	tgrind -h "Michael J. Gourlay" main-update.c
	dvips -o main-update.c.ps main-update.c.dvi

output: arith
	#tests > out
	#pr -l48 -f -h " --- arith output --- Michael J. Gourlay --- " out > out.pr
	#lp -olandscape out.pr
	tests-update > out-up
	pr -l48 -f -h " --- arith update output --- Michael J. Gourlay --- " out-up > out-up.pr
	#lp -olandscape out-up.pr

back:
	if [ -d backup ]; then echo "'backup' already exists" ; exit 1 ; fi
	if [ ! -d backup ]; then mkdir backup ; fi
	cp -p *.[ch] n* Makefile tests* backup
	@echo
	@echo "NOW MOVE THE BACKUP DIRECTORY:  mv backup `date +%d%b%y | tr '[A-Z]' '[a-z]'`"
	@echo


clean:
	-rm *.o
	-rm core
	-rm *.aux
	-rm *.log

veryclean: clean
	-rm arith
	-rm mon.out
	-rm out
	-rm out-up
	-rm *.pr
	-rm *.tex
	-rm *.ps
	-rm *.dvi