#include "NewSoftSerial.h"
#include "Serial_LCD"
# Declare paths of included user libraries, even if a folder contains multiple .cpp files
# Serial_LCD contains proxySerial, Serial_LCD, GUI, Graphics .h and .cpp files
USR_LIBRARIES_LIST = NewSoftSerial Serial_LCD
# find .cpp files for user's libraries in sketchbook/libraries folder
USR_LIBRARIES_PATH = $(foreach lib, $(USR_LIBRARIES_LIST), $(wildcard $(SKETCHBOOK_PATH)/Libraries/$(lib)))
USR_LIBRARIES = $(foreach lib, $(USR_LIBRARIES_LIST), $(wildcard $(SKETCHBOOK_PATH)/Libraries/$(lib)/*.cpp))
CPP_LIBRARIES += $(USR_LIBRARIES)
SKETCHBOOK_PATHis declared on the Project > Build Settings pane under the User-Defined list:Yes, the ~ works!
If the sketch includes
Makefile: