X-Git-Url: http://git.linex4red.de/pub/lufa.git/blobdiff_plain/e277ff0cf45e68fc16287b2fd2a054ae4e6a6ea8..refs/heads/ProMicro:/Bootloaders/makefile

diff --git a/Bootloaders/makefile b/Bootloaders/makefile
index 962d3bbe8..0efe52420 100644
--- a/Bootloaders/makefile
+++ b/Bootloaders/makefile
@@ -1,9 +1,9 @@
 #
 #             LUFA Library
-#     Copyright (C) Dean Camera, 2010.
-#              
+#     Copyright (C) Dean Camera, 2021.
+#
 #  dean [at] fourwalledcubicle [dot] com
-#      www.fourwalledcubicle.com
+#           www.lufa-lib.org
 #
 
 # Makefile to build all the LUFA USB Bootloaders. Call with "make all" to
@@ -13,13 +13,23 @@
 # custom LUFA library build options are reflected in the compiled
 # code.
 
-all:
-	$(MAKE) -C DFU clean
-	$(MAKE) -C DFU all
+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
 
-	$(MAKE) -C CDC clean
-	$(MAKE) -C CDC all
+$(PROJECT_DIRECTORIES):
+	@$(MAKE) -C $@ $(MAKECMDGOALS)
 
-%:
-	$(MAKE) -C DFU $@
-	$(MAKE) -C CDC $@
+.PHONY: $(PROJECT_DIRECTORIES)