Radix cross Linux Toolchains for ARC architecture

Index: tree.mk
===================================================================
--- tree.mk	(nonexistent)
+++ tree.mk	(revision 5)
@@ -0,0 +1,11 @@
+
+# Generic rule used for directories
+
+all $(TREEDIRS):
+
+get-flavour = $(if $(shell echo $1 | grep "\^"),$(shell echo $1 | cut -f 2 -d '^'),)
+
+$(TREEDIRS):
+	@$(MAKE) FLAVOUR=$(call get-flavour,$@) -C $(TOP_BUILD_DIR_ABS)/$(shell echo $@ | cut -f 1 -d '^') $(TREE_RULE)
+
+.PHONY: all $(TREEDIRS)