X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/7f9f97c792dee6875fbca9806422bdd7d6c5a657..bcc45e24aa6cac11ca93c1b2ccafa795aa2e3eb2:/Projects/makefile

diff --git a/Projects/makefile b/Projects/makefile
index 8bde28991..dd0ea2e8f 100644
--- a/Projects/makefile
+++ b/Projects/makefile
@@ -1,9 +1,9 @@
 #
 #             LUFA Library
-#     Copyright (C) Dean Camera, 2010.
-#              
+#     Copyright (C) Dean Camera, 2012.
+#
 #  dean [at] fourwalledcubicle [dot] com
-#      www.fourwalledcubicle.com
+#           www.lufa-lib.org
 #
 
 # Makefile to build all the LUFA Projects. Call with "make all" to
@@ -13,37 +13,35 @@
 # custom LUFA library build options are reflected in the compiled
 # code.
 
-all:
-	make -C AVRISP-MKII clean
-	make -C AVRISP-MKII all
-
-	make -C Benito clean
-	make -C Benito all
-
-	make -C LEDNotifier clean
-	make -C LEDNotifier all
-
-	make -C Magstripe clean
-	make -C Magstripe all
-
-	make -C MissileLauncher clean
-	make -C MissileLauncher all
-
-	make -C TemperatureDataLogger clean
-	make -C TemperatureDataLogger all
-
-	make -C USBtoSerial clean
-	make -C USBtoSerial all
-	
-	make -C XPLAINBridge clean
-	make -C XPLAINBridge 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)
+   $(error EMERGENCY ABORT: INFINITE RECURSION DETECTED)
+endif
+
+# Need to special-case building without a per-project object directory
+ifeq ($(OBJDIR),)
+   # If no target specified, force "clean all" and disallow parallel build   
+   ifeq ($(MAKECMDGOALS),)
+      MAKECMDGOALS := clean all
+      .NOTPARALLEL:
+   endif
+
+   # If one of the targets is to build, force "clean" beforehand and disallow parallel build   
+   ifneq ($(findstring all, $(MAKECMDGOALS)),)
+      MAKECMDGOALS := clean $(MAKECMDGOALS)
+      .NOTPARALLEL:
+   endif
+endif
+
+%: $(PROJECT_DIRECTORIES)
+	@echo . > /dev/null
+
+$(PROJECT_DIRECTORIES):
+	@$(MAKE) -C $@ $(MAKECMDGOALS)
+    
+.PHONY: $(PROJECT_DIRECTORIES)
 
-%:
-	make -C AVRISP-MKII $@
-	make -C Benito $@
-	make -C LEDNotifier $@	
-	make -C Magstripe $@
-	make -C MissileLauncher $@
-	make -C TemperatureDataLogger $@
-	make -C USBtoSerial $@
-	make -C XPLAINBridge $@