# include .depdirs and define rules to order priorities between build
# of directories.
#
-include $(RTE_OUTPUT)/.depdirs
+-include $(RTE_OUTPUT)/.depdirs
define depdirs_rule
$(1): $(sort $(patsubst $(S)/%,%,$(LOCAL_DEPDIRS-$(S)/$(1))))
$(foreach d,$(DIRS-y),$(eval $(call depdirs_rule,$(d))))
+DEPDIRS = $(wildcard $(addprefix $(S)/,$(DIRS-y)))
-# use a "for" in a shell to process dependencies: we don't want this
-# task to be run in parallel.
-.PHONY: depdirs
-depdirs:
- @for d in $(DIRS-y); do \
- if [ -f $(SRCDIR)/$$d/Makefile ]; then \
- $(MAKE) S=$S/$$d -f $(SRCDIR)/$$d/Makefile depdirs ; \
- fi ; \
- done
+.PHONY: depdirs $(DEPDIRS)
+depdirs: $(DEPDIRS)
+
+$(DEPDIRS):
+ @$(MAKE) S=$@ -f $(RTE_SRCDIR)/$@/Makefile depdirs
.PHONY: depgraph
depgraph: