###############################################
# makefile4: Macros
###############################################

RELEASE_OPTIONS = 
DEBUG_OPTIONS = -g
RELEASE_OBJS = teststack.o stack.o
DEBUG_OBJS = teststack.do stack.do
RELEASE_EXEC = teststack
DEBUG_EXEC = teststackgdb

all: release debug

release: teststack

debug: teststackgdb

clobber: clean
	rm -f *~ \#*\# core

clean:
	rm -f $(RELEASE_EXEC) $(DEBUG_EXEC) $(RELEASE_OBJS) $(DEBUG_OBJS)

$(RELEASE_EXEC): $(RELEASE_OBJS)
	gcc -o $@ $(RELEASE_OBJS)

$(DEBUG_EXEC): $(DEBUG_OBJS)
	gcc -o $@ $(DEBUG_OBJS)

teststack.o: teststack.c stack.h
	gcc $(RELEASE_OPTIONS) -c -o $@ teststack.c

teststack.do: teststack.c stack.h
	gcc $(DEBUG_OPTIONS) -c -o $@ teststack.c

stack.o: stack.c stack.h
	gcc $(RELEASE_OPTIONS) -c -o $@ stack.c

stack.do: stack.c stack.h
	gcc $(DEBUG_OPTIONS) -c -o $@ stack.c