+FTDI := $(shell libftdi-config --libs 2>/dev/null)
+ifneq ($(FTDI),)
+JTAGKEYSRC = jtagkey.c
+CFLAGS += -DJTAGKEY
+endif
+
+SOBJECTS=libusb-driver.so libusb-driver-DEBUG.so
+
+all: $(SOBJECTS)
+
+libusb-driver.so: usb-driver.c parport.c jtagkey.c config.c jtagmon.c usb-driver.h parport.h jtagkey.h config.h jtagmon.h Makefile
+ gcc $(CFLAGS) usb-driver.c parport.c config.c jtagmon.c $(JTAGKEYSRC) -o $@ -ldl -lusb -lpthread $(FTDI) -shared
+
+libusb-driver-DEBUG.so: usb-driver.c parport.c jtagkey.c config.c jtagmon.c usb-driver.h parport.h jtagkey.h config.h jtagmon.h Makefile
+ gcc -DDEBUG $(CFLAGS) usb-driver.c parport.c config.c jtagmon.c $(JTAGKEYSRC) -o $@ -ldl -lusb -lpthread $(FTDI) -shared