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authorFelix Fietkau <nbd@openwrt.org>2007-07-28 02:44:55 +0000
committerFelix Fietkau <nbd@openwrt.org>2007-07-28 02:44:55 +0000
commiteed0892fb7478fee46b72ae7e9271d59944694c8 (patch)
tree671b2c7a134713861bd60e5b219ac389b46d2b14 /include/subdir.mk
parent0f23967db3315dbf329427ee4cdafc7344d795bd (diff)
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initial attempt at cleaning up subdirectory handling. tools/Makefile is now being included instead of recursively called
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@8201 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'include/subdir.mk')
-rw-r--r--include/subdir.mk63
1 files changed, 63 insertions, 0 deletions
diff --git a/include/subdir.mk b/include/subdir.mk
new file mode 100644
index 0000000000..81a6f2a428
--- /dev/null
+++ b/include/subdir.mk
@@ -0,0 +1,63 @@
+# debug flags:
+#
+# d: show subdirectory tree
+# t: show added targets
+# l: show legacy targets
+
+ifeq ($(DEBUG),all)
+ build_debug:=dt
+else
+ build_debug:=$(DEBUG)
+endif
+
+define debug
+$$(findstring $(2),$$(if $$(DEBUG_DIR),$$(if $$(filter $$(DEBUG_DIR)%,$(1)),$(build_debug)),$(build_debug)))
+endef
+
+define warn
+$$(if $(call debug,$(1),$(2)),$$(warning $(3)))
+endef
+
+define warn_eval
+$(call warn,$(1),$(2),$(3) $(4))
+$(4)
+endef
+
+dep/compile=$(1)/prepare
+dep/install=$(1)/compile
+SUBTARGETS:=clean download prepare compile install update refresh prereq
+
+# Parameters: <subdir>
+define subdir
+ $(call warn,$(1),d,D $(1))
+ $(foreach bd,$($(1)/builddirs),
+ $(call warn,$(1),d,BD $(1)/$(bd))
+ $(foreach target,$(SUBTARGETS),
+ $(call warn_eval,$(1)/$(bd),t,T,$(1)/$(bd)/$(target): $(call dep/$(target),$(1)/$(bd)) $($(1)/$(bd)/$(target)) $($(1)//$(target)))
+ @$$(MAKE) -j1 -C $(1)/$(bd) $(target)
+
+ # legacy targets
+ $(call warn_eval,$(1)/$(bd),l,T,$(1)/$(bd)-$(target): $(1)/$(bd)/$(target))
+ )
+ )
+ $(foreach target,$(SUBTARGETS),
+ $(call warn_eval,$(1),t,T,$(1)/$(target): $($(1)/) $(foreach bd,$($(1)/builddirs),$(1)/$(bd)/$(target)))
+ )
+endef
+
+# Parameters: <subdir> <name>
+define stampfile
+ $(1)/stamp:=$(STAGING_DIR)/stampfiles/.$(2)_installed
+ $(call rdep,$(1),$$($(1)/stamp))
+
+ $$($(1)/stamp):
+ @$(MAKE) $(1)/install
+ @mkdir -p $$$$(dirname $$($(1)/stamp))
+ @touch $$($(1)/stamp)
+ .PRECIOUS: $$($(1)/stamp) # work around a make bug
+
+ $(1)//clean:=$(1)/stamp/clean
+ $(1)/stamp/clean: FORCE
+ @rm -f $$($(1)/stamp)
+
+endef