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)/$(2)))
22
23endef
24
25define ERROR
26	($(call MESSAGE, $(2)); $(if $(BUILD_LOG), echo "$(2)" >> $(BUILD_LOG_DIR)/$(1)/error.txt))
27endef
28
29lastdir=$(word $(words $(subst /, ,$(1))),$(subst /, ,$(1)))
30diralias=$(if $(findstring $(1),$(call lastdir,$(1))),,$(call lastdir,$(1)))
31
32# Parameters: <subdir>
33define subdir
34  $(call warn,$(1),d,D $(1))
35  $(foreach bd,$($(1)/builddirs),
36    $(call warn,$(1),d,BD $(1)/$(bd))
37    $(foreach target,$(SUBTARGETS),
38      $(foreach btype,$(buildtypes-$(bd)),
39        $(call warn_eval,$(1)/$(bd),t,T,$(1)/$(bd)/$(btype)/$(target): $(if $(QUILT),,$($(1)/$(bd)/$(btype)/$(target)) $(call $(1)//$(btype)/$(target),$(1)/$(bd)/$(btype))))
40		  $(if $(call debug,$(1)/$(bd),v),,@)+$$(SUBMAKE) -C $(1)/$(bd) $(btype)-$(target) $(if $(findstring $(bd),$($(1)/builddirs-ignore-$(btype)-$(target))), || $(call ERROR,$(1),   ERROR: $(1)/$(bd) [$(btype)] failed to build.))
41        $(if $(call diralias,$(bd)),$(call warn_eval,$(1)/$(bd),l,T,$(1)/$(call diralias,$(bd))/$(btype)/$(target): $(1)/$(bd)/$(btype)/$(target)))
42      )
43      $(call warn_eval,$(1)/$(bd),t,T,$(1)/$(bd)/$(target): $(if $(QUILT),,$($(1)/$(bd)/$(target)) $(call $(1)//$(target),$(1)/$(bd))))
44	  	$(if $(BUILD_LOG),@mkdir -p $(BUILD_LOG_DIR)/$(1)/$(bd))
45        $(foreach variant,$(if $(BUILD_VARIANT),$(BUILD_VARIANT),$(if $(strip $($(1)/$(bd)/variants)),$($(1)/$(bd)/variants),$(if $($(1)/$(bd)/default-variant),$($(1)/$(bd)/default-variant),__default))),
46			$(if $(call debug,$(1)/$(bd),v),,@)+$(if $(BUILD_LOG),set -o pipefail;) $$(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))), || $(call ERROR,$(1),   ERROR: $(1)/$(bd) failed to build$(if $(filter-out __default,$(variant)), (build variant: $(variant))).))
47        )
48      $(if $(PREREQ_ONLY)$(DUMP_TARGET_DB),,
49        # aliases
50        $(if $(call diralias,$(bd)),$(call warn_eval,$(1)/$(bd),l,T,$(1)/$(call diralias,$(bd))/$(target): $(1)/$(bd)/$(target)))
51	  )
52	)
53  )
54  $(foreach target,$(SUBTARGETS),$(call subtarget,$(1),$(target)))
55endef
56
57ifndef DUMP_TARGET_DB
58# Parameters: <subdir> <name> <target> <depends> <config options> <stampfile location>
59define stampfile
60  $(1)/stamp-$(3):=$(if $(6),$(6),$(STAGING_DIR))/stamp/.$(2)_$(3)$(if $(5),_$(call confvar,$(5)))
61  $$($(1)/stamp-$(3)): $(TMP_DIR)/.build $(4)
62	@+$(SCRIPT_DIR)/timestamp.pl -n $$($(1)/stamp-$(3)) $(1) $(4) || \
63		$(MAKE) $(if $(QUIET),--no-print-directory) $$($(1)/flags-$(3)) $(1)/$(3)
64	@mkdir -p $$$$(dirname $$($(1)/stamp-$(3)))
65	@touch $$($(1)/stamp-$(3))
66
67  $$(if $(call debug,$(1),v),,.SILENT: $$($(1)/stamp-$(3)))
68
69  .PRECIOUS: $$($(1)/stamp-$(3)) # work around a make bug
70
71  $(1)//clean:=$(1)/stamp-$(3)/clean
72  $(1)/stamp-$(3)/clean: FORCE
73	@rm -f $$($(1)/stamp-$(3))
74
75endef
76endif
77