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
8ifeq ($(MAKECMDGOALS),prereq)
9  SUBTARGETS:=prereq
10  PREREQ_ONLY:=1
11else
12  SUBTARGETS:=clean download prepare compile install update refresh prereq dist distcheck configure
13endif
14
15subtarget-default = $(filter-out ., \
16    $(if $($(1)/builddirs-$(2)),$($(1)/builddirs-$(2)), \
17    $(if $($(1)/builddirs-default),$($(1)/builddirs-default), \
18    $($(1)/builddirs))))
19
20define subtarget
21  $(call warn_eval,$(1),t,T,$(1)/$(2): $($(1)/) $(foreach bd,$(call subtarget-default,$(1),$(2)),$(1)/$(bd)/$(2)))
22
23endef
24
25
26lastdir=$(word $(words $(subst /, ,$(1))),$(subst /, ,$(1)))
27diralias=$(if $(findstring $(1),$(call lastdir,$(1))),,$(call lastdir,$(1)))
28
29# Parameters: <subdir>
30define subdir
31  $(call warn,$(1),d,D $(1))
32  $(foreach bd,$($(1)/builddirs),
33    $(call warn,$(1),d,BD $(1)/$(bd))
34    $(foreach target,$(SUBTARGETS),
35      $(foreach btype,$(buildtypes-$(bd)),
36        $(call warn_eval,$(1)/$(bd),t,T,$(1)/$(bd)/$(btype)/$(target): $(if $(QUILT),,$($(1)/$(bd)/$(btype)/$(target)) $(call $(1)//$(btype)/$(target),$(1)/$(bd)/$(btype))))
37          $(if $(call debug,$(1)/$(bd),v),,@)+$$(SUBMAKE) -C $(1)/$(bd) $(btype)-$(target) $(if $(findstring $(bd),$($(1)/builddirs-ignore-$(btype)-$(target))), || $(call MESSAGE, ERROR: $(1)/$(bd) [$(btype)] failed to build.))
38        $(if $(call diralias,$(bd)),$(call warn_eval,$(1)/$(bd),l,T,$(1)/$(call diralias,$(bd))/$(btype)/$(target): $(1)/$(bd)/$(btype)/$(target)))
39      )
40      $(call warn_eval,$(1)/$(bd),t,T,$(1)/$(bd)/$(target): $(if $(QUILT),,$($(1)/$(bd)/$(target)) $(call $(1)//$(target),$(1)/$(bd))))
41          $(if $(BUILD_LOG),@mkdir -p $(BUILD_LOG_DIR)/$(1)/$(bd))
42        $(foreach variant,$(if $(BUILD_VARIANT),$(BUILD_VARIANT),$(if $(strip $($(1)/$(bd)/variants)),$($(1)/$(bd)/variants),$(if $($(1)/$(bd)/default-variant),$($(1)/$(bd)/default-variant),__default))),
43            $(if $(call debug,$(1)/$(bd),v),,@)+$(if $(BUILD_LOG),set -o pipefail;) $$(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))).))
44        )
45      $(if $(PREREQ_ONLY)$(DUMP_TARGET_DB),,
46        # aliases
47        $(if $(call diralias,$(bd)),$(call warn_eval,$(1)/$(bd),l,T,$(1)/$(call diralias,$(bd))/$(target): $(1)/$(bd)/$(target)))
48      )
49    )
50  )
51  $(foreach target,$(SUBTARGETS),$(call subtarget,$(1),$(target)))
52endef
53
54ifndef DUMP_TARGET_DB
55# Parameters: <subdir> <name> <target> <depends> <config options> <stampfile location>
56define stampfile
57  $(1)/stamp-$(3):=$(if $(6),$(6),$(STAGING_DIR))/stamp/.$(2)_$(3)$(if $(5),_$(call confvar,$(5)))
58  $$($(1)/stamp-$(3)): $(TMP_DIR)/.build $(4)
59    @+$(SCRIPT_DIR)/timestamp.pl -n $$($(1)/stamp-$(3)) $(1) $(4) || \
60        $(MAKE) $(if $(QUIET),--no-print-directory) $$($(1)/flags-$(3)) $(1)/$(3)
61    @mkdir -p $$$$(dirname $$($(1)/stamp-$(3)))
62    @touch $$($(1)/stamp-$(3))
63
64  $$(if $(call debug,$(1),v),,.SILENT: $$($(1)/stamp-$(3)))
65
66  .PRECIOUS: $$($(1)/stamp-$(3)) # work around a make bug
67
68  $(1)//clean:=$(1)/stamp-$(3)/clean
69  $(1)/stamp-$(3)/clean: FORCE
70    @rm -f $$($(1)/stamp-$(3))
71
72endef
73endif
74

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