Makefile

CFLAGS ?= -O2 -s
CFLAGS += -Wall -fPIC
LDLIBS = -ldl
PREFIX = /usr/local

.PHONY: all install uninstall clean

all: userhosts.so

userhosts.so: userhosts.c
	$(CC) $(CPPFLAGS) $(CFLAGS) $(LDFLAGS) -shared -Wl,-soname,$@ $(LDLIBS) -o $@ $<

install: all
	install -Dpm 0644 userhosts.so $(DESTDIR)$(PREFIX)/lib/userhosts/userhosts.so

uninstall:
	-cd $(DESTDIR)$(PREFIX) && rm -f lib/userhosts/userhosts.so

clean:
	-rm -f libuserhosts.so