all: myapp

# Which compiler
CC=gcc

# Where to install
INSTDIR=/usr/local/bin

# Where are include files kept
INCLUDE=.

# Options for development
CFLAGS=-g -Wall -ansi

# Options for release
# CFLAGS=-O -Wall -ansi

# Local Libraries
MYLIB=mylib.a

myapp: main.o $(MYLIB)
	$(CC) -o myapp main.o $(MYLIB)


$(MYLIB): $(MYLIB)(2.o) $(MYLIB)(3.o)
main.o: main.c a.h
2.o: 2.c a.h b.h
3.o: 3.c b.h c.h

clean:
	-rm main.o 2.o 3.o $(MYLIB)

install: myapp
	@if [ -d $(INSTDIR) ]; \
		then \
		cp myapp $(INSTDIR);\
		chmod a+x $(INSTDIR)/myapp;\
		chmod og-w $(INSTDIR)/myapp;\
		echo "Installed in $(INSTDIR)";\
	else \
		echo "Sorry, $(INSTDIR) does not exist";\
	fi