qmk_firmware/Bootloaders/makefile

#
#             LUFA Library
#     Copyright (C) Dean Camera, 2012.
#
#  dean [at] fourwalledcubicle [dot] com
#           www.lufa-lib.org
#

# 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

all:
ifeq ($(OBJDIR),)
	@$(foreach PROJECT, $(PROJECT_DIRECTORIES), $(MAKE) -s -C $(PROJECT) clean all;)
endif

%:
	@$(foreach PROJECT, $(PROJECT_DIRECTORIES), $(MAKE) -s -C $(PROJECT) $@;)