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authorDean <Dean@d5102386-fcda-11dd-9fdb-3debd5008f28>2012-07-30 17:17:40 +0000
committerDean <Dean@d5102386-fcda-11dd-9fdb-3debd5008f28>2012-07-30 17:17:40 +0000
commit9b57f660aeb9f8b94893d546d703b95928cb3640 (patch)
treebf545cc06c1f18a9eaf5927ab1f42c4059ff83f4 /Demos/Device/ClassDriver/makefile
parenta0a30d5afb506b55655de244f1c7f6b1857279d8 (diff)
Tag the LUFA 120730 release.LUFA-120730
git-svn-id: http://lufa-lib.googlecode.com/svn/tags/LUFA-120730@2428 d5102386-fcda-11dd-9fdb-3debd5008f28
Diffstat (limited to 'Demos/Device/ClassDriver/makefile')
-rw-r--r--Demos/Device/ClassDriver/makefile65
1 files changed, 30 insertions, 35 deletions
diff --git a/Demos/Device/ClassDriver/makefile b/Demos/Device/ClassDriver/makefile
index 247eb797..776288f2 100644
--- a/Demos/Device/ClassDriver/makefile
+++ b/Demos/Device/ClassDriver/makefile
@@ -13,39 +13,34 @@
# custom LUFA library build options are reflected in the compiled
# code.
-all:
- $(MAKE) -s -C AudioInput clean all
- $(MAKE) -s -C AudioOutput clean all
- $(MAKE) -s -C DualVirtualSerial clean all
- $(MAKE) -s -C GenericHID clean all
- $(MAKE) -s -C Joystick clean all
- $(MAKE) -s -C Keyboard clean all
- $(MAKE) -s -C KeyboardMouse clean all
- $(MAKE) -s -C KeyboardMouseMultiReport clean all
- $(MAKE) -s -C MassStorage clean all
- $(MAKE) -s -C MassStorageKeyboard clean all
- $(MAKE) -s -C MIDI clean all
- $(MAKE) -s -C Mouse clean all
- $(MAKE) -s -C RNDISEthernet clean all
- $(MAKE) -s -C VirtualSerial clean all
- $(MAKE) -s -C VirtualSerialMouse clean all
- $(MAKE) -s -C VirtualSerialMassStorage clean all
-
-%:
- $(MAKE) -s -C AudioInput $@
- $(MAKE) -s -C AudioOutput $@
- $(MAKE) -s -C DualVirtualSerial $@
- $(MAKE) -s -C GenericHID $@
- $(MAKE) -s -C Joystick $@
- $(MAKE) -s -C Keyboard $@
- $(MAKE) -s -C KeyboardMouse $@
- $(MAKE) -s -C KeyboardMouseMultiReport $@
- $(MAKE) -s -C MassStorage $@
- $(MAKE) -s -C MassStorageKeyboard $@
- $(MAKE) -s -C MIDI $@
- $(MAKE) -s -C Mouse $@
- $(MAKE) -s -C RNDISEthernet $@
- $(MAKE) -s -C VirtualSerial $@
- $(MAKE) -s -C VirtualSerialMouse $@
- $(MAKE) -s -C VirtualSerialMassStorage $@
+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)