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authorJohn Whittington <git@jbrengineering.co.uk>2019-01-11 13:49:40 +0000
committerJohn Whittington <git@jbrengineering.co.uk>2019-01-11 13:49:40 +0000
commite3a99fdf4e1484f47f7cb3d9cc0da835804ecf90 (patch)
tree6452ccf06e4514ecbf2af090c4b3153950fadbd1
parent8a313c5d94e4db00c0e0927a1c50737b327b7f6e (diff)
Only add USB_PRODUCT and USB_MANUFACTURER to flags if defined
-rw-r--r--Arduino.mk5
1 files changed, 4 insertions, 1 deletions
diff --git a/Arduino.mk b/Arduino.mk
index 9cfbe75..808c6a9 100644
--- a/Arduino.mk
+++ b/Arduino.mk
@@ -1176,7 +1176,10 @@ CPPFLAGS += $(OPTIMIZATION_FLAGS)
# USB IDs for the Caterina devices like leonardo or micro
ifneq ($(CATERINA),)
- CPPFLAGS += -DUSB_VID=$(USB_VID) -DUSB_PID=$(USB_PID) '-DUSB_PRODUCT=$(USB_PRODUCT)' '-DUSB_MANUFACTURER=$(USB_MANUFACTURER)'
+ CPPFLAGS += -DUSB_VID=$(USB_VID) -DUSB_PID=$(USB_PID)
+ ifdef USB_PRODUCT
+ CPPFLAGS += -DUSB_PRODUCT='$(USB_PRODUCT)' -DUSB_MANUFACTURER='$(USB_MANUFACTURER)'
+ endif
endif
# $(TOOL_PREFIX)-gcc version that we can do maths on