# Makefile for macheps calculation

CC = gcc
CFLAGS = -Wall -O0 -ffloat-store
CFLAGS_EXT = -Wall -O0   # these options may provide extended precision due to use of CPU registers
                         # which have longer mantissa
LOPTS = -O0
LIBS = -lm 

all: macheps 

macheps: macheps.o
	${CC} $(LOPTS) -o $@ $^ $(LIBS)

macheps.o: macheps.c
	${CC} -c -o $@ $(CFLAGS) $<

macheps-ext: macheps-ext.o
	${CC} $(LOPTS) -o $@ $^ $(LIBS)

macheps-ext.o: macheps.c
	${CC} -c -o $@ $(CFLAGS_EXT) $<

clean:
	rm -f *.o *~

veryclean:
	rm -f *.o *~ macheps macheps-ext