keyboard/qmk/lib/lufa/Demos/Device/ClassDriver/makefile

36 lines
970 B
Makefile

#
# LUFA Library
# Copyright (C) Dean Camera, 2019.
#
# dean [at] fourwalledcubicle [dot] com
# www.lufa-lib.org
#
# Makefile to build all the LUFA Device Demos. Call with "make all" to
# rebuild all Device demos.
# Projects 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
# Build each directory sequentially, even if we are building using multiple
# cores within each project
.NOTPARALLEL:
%: $(PROJECT_DIRECTORIES)
@echo . > /dev/null
$(PROJECT_DIRECTORIES):
@$(MAKE) -C $@ $(MAKECMDGOALS)
.PHONY: $(PROJECT_DIRECTORIES)