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  • #  dean [at] fourwalledcubicle [dot] com
    
    #
    
    # Makefile to build all the LUFA USB Bootloaders. Call with "make all" to
    # rebuild all bootloaders.
    
    # Bootloaders are pre-cleaned before each one is built, to ensure any
    # custom LUFA library build options are reflected in the compiled
    # code.
    
    
    PROJECT_DIRECTORIES = $(shell ls -d */)
    
    # This makefile is potentially infinitely recursive if something really bad
    # happens when determining the set of project directories - hard-abort if
    # more than 10 levels deep to avoid angry emails.
    ifeq ($(MAKELEVEL), 10)
       $(error EMERGENCY ABORT: INFINITE RECURSION DETECTED)
    endif
    
    
    	@$(foreach PROJECT, $(PROJECT_DIRECTORIES), $(MAKE) -C $(PROJECT) clean all;)
    
    	@$(foreach PROJECT, $(PROJECT_DIRECTORIES), $(MAKE) -C $(PROJECT) $@;)