remove unused variables from builds without FTDI-support

[usb-driver] / Makefile

diff --git a/Makefile b/Makefile
index 4ef6abaddc493bf1a81fda7b43ae5c2a82368458..21cb5651d1787a5ec95bc50ca0400382cd23154a 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -1,14 +1,24 @@
-CFLAGS=-Wall
+#Add -DFORCE_PC3_IDENT to CFLAGS to force the identification of
+#a Parallel Cable III
+CFLAGS=-Wall -fPIC #-DFORCE_PC3_IDENT

 
 

-all: libusb-driver.so libusb-driver-DEBUG.so
+FTDI := $(shell libftdi-config --libs 2>/dev/null)
+ifneq ($(FTDI),)
+JTAGKEYSRC = jtagkey.c
+CFLAGS += -DJTAGKEY
+endif

 
 

-libusb-driver.so: usb-driver.c usb-driver.h
-       gcc -fPIC $(CFLAGS) $< -o $@ -ldl -lusb -lpthread -shared
+SOBJECTS=libusb-driver.so libusb-driver-DEBUG.so

 
 

-libusb-driver-DEBUG.so: usb-driver.c usb-driver.h
-       gcc -fPIC -DDEBUG $(CFLAGS) $< -o $@ -ldl -lusb -lpthread -shared
+all: $(SOBJECTS)
+
+libusb-driver.so: usb-driver.c parport.c jtagkey.c config.c usb-driver.h parport.h jtagkey.h config.h Makefile
+       gcc $(CFLAGS) usb-driver.c parport.c config.c $(JTAGKEYSRC) -o $@ -ldl -lusb -lpthread $(FTDI) -shared
+
+libusb-driver-DEBUG.so: usb-driver.c parport.c jtagkey.c config.c usb-driver.h parport.h jtagkey.h config.h Makefile
+       gcc -DDEBUG $(CFLAGS) usb-driver.c parport.c config.c $(JTAGKEYSRC) -o $@ -ldl -lusb -lpthread $(FTDI) -shared

 
 clean:
 
 clean:

-       rm -f libusb-driver.so libusb-driver-DEBUG.so
+       rm -f $(SOBJECTS)

 
 .PHONY: clean all
 
 .PHONY: clean all