Root/include/subdir.mk

1#
2# Copyright (C) 2007 OpenWrt.org
3#
4# This is free software, licensed under the GNU General Public License v2.
5# See /LICENSE for more information.
6#
7
8SUBTARGETS:=clean download prepare compile install update refresh prereq dist distcheck
9
10subtarget-default = $(filter-out ., \
11    $(if $($(1)/builddirs-$(2)),$($(1)/builddirs-$(2)), \
12    $(if $($(1)/builddirs-default),$($(1)/builddirs-default), \
13    $($(1)/builddirs))))
14
15define subtarget
16  $(call warn_eval,$(1),t,T,$(1)/$(2): $($(1)/) $(foreach bd,$(call subtarget-default,$(1),$(2)),$(1)/$(bd)/$(2)))
17
18endef
19
20
21lastdir=$(word $(words $(subst /, ,$(1))),$(subst /, ,$(1)))
22diralias=$(if $(findstring $(1),$(call lastdir,$(1))),,$(call lastdir,$(1)))
23
24# Parameters: <subdir>
25define subdir
26  $(call warn,$(1),d,D $(1))
27  $(foreach bd,$($(1)/builddirs),
28    $(call warn,$(1),d,BD $(1)/$(bd))
29    $(foreach target,$(SUBTARGETS),
30      $(foreach btype,$(buildtypes-$(bd)),
31        $(call warn_eval,$(1)/$(bd),t,T,$(1)/$(bd)/$(btype)/$(target): $(if $(QUILT),,$($(1)/$(bd)/$(btype)/$(target)) $(call $(1)//$(btype)/$(target),$(1)/$(bd)/$(btype))))
32          +$$(SUBMAKE) -C $(1)/$(bd) $(btype)-$(target) $(if $(findstring $(bd),$($(1)/builddirs-ignore-$(btype)-$(target))), || $(call MESSAGE, ERROR: $(1)/$(bd) [$(btype)] failed to build.))
33        $$(if $(call debug,$(1)/$(bd),v),,.SILENT: $(1)/$(bd)/$(btype)/$(target))
34        $(if $(call diralias,$(bd)),$(call warn_eval,$(1)/$(bd),l,T,$(1)/$(call diralias,$(bd))/$(btype)/$(target): $(1)/$(bd)/$(btype)/$(target)))
35      )
36      $(call warn_eval,$(1)/$(bd),t,T,$(1)/$(bd)/$(target): $(if $(QUILT),,$($(1)/$(bd)/$(target)) $(call $(1)//$(target),$(1)/$(bd))))
37          $(if $(BUILD_LOG),@mkdir -p $(BUILD_LOG_DIR)/$(1)/$(bd))
38        $(foreach variant,$(if $(BUILD_VARIANT),$(BUILD_VARIANT),$(if $($(1)/$(bd)/variants),$($(1)/$(bd)/variants),__default)),
39            +$(if $(BUILD_LOG),set -o pipefail;) $$(SUBMAKE) -C $(1)/$(bd) $(target) BUILD_VARIANT="$(filter-out __default,$(variant))" $(if $(BUILD_LOG),SILENT= 2>&1 | tee $(BUILD_LOG_DIR)/$(1)/$(bd)/$(target).txt) $(if $(findstring $(bd),$($(1)/builddirs-ignore-$(target))), || $(call MESSAGE, ERROR: $(1)/$(bd) failed to build$(if $(filter-out __default,$(variant)), (build variant: $(variant))).))
40        )
41        $$(if $(call debug,$(1)/$(bd),v),,.SILENT: $(1)/$(bd)/$(target))
42
43      # legacy targets
44      $(call warn_eval,$(1)/$(bd),l,T,$(1)/$(bd)-$(target): $(1)/$(bd)/$(target))
45      # aliases
46      $(if $(call diralias,$(bd)),$(call warn_eval,$(1)/$(bd),l,T,$(1)/$(call diralias,$(bd))/$(target): $(1)/$(bd)/$(target)))
47    )
48  )
49  $(foreach target,$(SUBTARGETS),$(call subtarget,$(1),$(target)))
50endef
51
52# Parameters: <subdir> <name> <target> <depends> <config options> <stampfile location>
53define stampfile
54  $(1)/stamp-$(3):=$(if $(6),$(6),$(STAGING_DIR))/stamp/.$(2)_$(3)$(if $(5),_$(call confvar,$(5)))
55  $$($(1)/stamp-$(3)): $(TMP_DIR)/.build $(4)
56    @+$(SCRIPT_DIR)/timestamp.pl -n $$($(1)/stamp-$(3)) $(1) $(4) || \
57        $(MAKE) $$($(1)/flags-$(3)) $(1)/$(3)
58    @mkdir -p $$$$(dirname $$($(1)/stamp-$(3)))
59    @touch $$($(1)/stamp-$(3))
60
61  $$(if $(call debug,$(1),v),,.SILENT: $$($(1)/stamp-$(3)))
62
63  .PRECIOUS: $$($(1)/stamp-$(3)) # work around a make bug
64
65  $(1)//clean:=$(1)/stamp-$(3)/clean
66  $(1)/stamp-$(3)/clean: FORCE
67    @rm -f $$($(1)/stamp-$(3))
68
69endef
70

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