6512e24c2e6ed1191e774d211f08c88a870d0ff9
[openwrt/openwrt.git] / 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
8 ifeq ($(MAKECMDGOALS),prereq)
9 SUBTARGETS:=prereq
10 PREREQ_ONLY:=1
11 else
12 SUBTARGETS:=$(DEFAULT_SUBDIR_TARGETS)
13 endif
14
15 subtarget-default = $(filter-out ., \
16 $(if $($(1)/builddirs-$(2)),$($(1)/builddirs-$(2)), \
17 $(if $($(1)/builddirs-default),$($(1)/builddirs-default), \
18 $($(1)/builddirs))))
19
20 define subtarget
21 $(call warn_eval,$(1),t,T,$(1)/$(2): $($(1)/) $(foreach bd,$(call subtarget-default,$(1),$(2)),$(1)/$(bd)/$(2)))
22
23 endef
24
25 define ERROR
26 ($(call MESSAGE, $(2)); $(if $(BUILD_LOG), echo "$(2)" >> $(BUILD_LOG_DIR)/$(1)/error.txt))
27 endef
28
29 lastdir=$(word $(words $(subst /, ,$(1))),$(subst /, ,$(1)))
30 diralias=$(if $(findstring $(1),$(call lastdir,$(1))),,$(call lastdir,$(1)))
31
32 subdir_make_opts = \
33 -r -C $(1) \
34 BUILD_SUBDIR="$(1)" \
35 BUILD_VARIANT="$(4)"
36
37 # 1: subdir
38 # 2: target
39 # 3: build type
40 # 4: build variant
41 log_make = \
42 $(if $(call debug,$(1),v),,@)+ \
43 $(if $(BUILD_LOG), \
44 set -o pipefail; \
45 mkdir -p $(BUILD_LOG_DIR)/$(1)$(if $(4),/$(4));) \
46 $(SCRIPT_DIR)/time.pl "time: $(1)$(if $(4),/$(4))/$(if $(3),$(3)-)$(2)" \
47 $$(SUBMAKE) $(subdir_make_opts) $(if $(3),$(3)-)$(2) \
48 $(if $(BUILD_LOG),SILENT= 2>&1 | tee $(BUILD_LOG_DIR)/$(1)$(if $(4),/$(4))/$(if $(3),$(3)-)$(2).txt)
49
50 ifdef CONFIG_AUTOREMOVE
51 rebuild_check = \
52 @-$$(NO_TRACE_MAKE) $(subdir_make_opts) check-depends >/dev/null 2>/dev/null; \
53 $(if $(BUILD_LOG),mkdir -p $(BUILD_LOG_DIR)/$(1)$(if $(4),/$(4));) \
54 $$(NO_TRACE_MAKE) $(if $(BUILD_LOG),-d) -q $(subdir_make_opts) .$(if $(3),$(3)-)$(2) \
55 > $(if $(BUILD_LOG),$(BUILD_LOG_DIR)/$(1)$(if $(4),/$(4))/check-$(if $(3),$(3)-)$(2).txt,/dev/null) 2>&1 || \
56 $$(SUBMAKE) $(subdir_make_opts) clean-build >/dev/null 2>/dev/null
57
58 endif
59
60 # Parameters: <subdir>
61 define subdir
62 $(call warn,$(1),d,D $(1))
63 $(foreach bd,$($(1)/builddirs),
64 $(call warn,$(1),d,BD $(1)/$(bd))
65 $(foreach target,$(SUBTARGETS) $($(1)/subtargets),
66 $(foreach btype,$(buildtypes-$(bd)),
67 $(call warn_eval,$(1)/$(bd),t,T,$(1)/$(bd)/$(btype)/$(target): $(if $(NO_DEPS)$(QUILT),,$($(1)/$(bd)/$(btype)/$(target)) $(call $(1)//$(btype)/$(target),$(1)/$(bd)/$(btype))))
68 $(call log_make,$(1)/$(bd),$(target),$(btype),$(filter-out __default,$(variant))) \
69 $(if $(findstring $(bd),$($(1)/builddirs-ignore-$(btype)-$(target))), || $(call ERROR,$(1), ERROR: $(1)/$(bd) [$(btype)] failed to build.))
70 $(if $(call diralias,$(bd)),$(call warn_eval,$(1)/$(bd),l,T,$(1)/$(call diralias,$(bd))/$(btype)/$(target): $(1)/$(bd)/$(btype)/$(target)))
71 )
72 $(call warn_eval,$(1)/$(bd),t,T,$(1)/$(bd)/$(target): $(if $(NO_DEPS)$(QUILT),,$($(1)/$(bd)/$(target)) $(call $(1)//$(target),$(1)/$(bd))))
73 $(foreach variant,$(if $(BUILD_VARIANT),$(BUILD_VARIANT),$(if $(strip $($(1)/$(bd)/variants)),$($(1)/$(bd)/variants),$(if $($(1)/$(bd)/default-variant),$($(1)/$(bd)/default-variant),__default))),
74 $(if $(BUILD_LOG),@mkdir -p $(BUILD_LOG_DIR)/$(1)/$(bd)/$(filter-out __default,$(variant)))
75 $(if $($(1)/autoremove),$(call rebuild_check,$(1)/$(bd),$(target),,$(filter-out __default,$(variant))))
76 $(call log_make,$(1)/$(bd),$(target),,$(filter-out __default,$(variant))) \
77 $(if $(findstring $(bd),$($(1)/builddirs-ignore-$(target))), || $(call ERROR,$(1), ERROR: $(1)/$(bd) failed to build$(if $(filter-out __default,$(variant)), (build variant: $(variant))).))
78 )
79 $(if $(PREREQ_ONLY)$(DUMP_TARGET_DB),,
80 # aliases
81 $(if $(call diralias,$(bd)),$(call warn_eval,$(1)/$(bd),l,T,$(1)/$(call diralias,$(bd))/$(target): $(1)/$(bd)/$(target)))
82 )
83 )
84 )
85 $(foreach target,$(SUBTARGETS) $($(1)/subtargets),$(call subtarget,$(1),$(target)))
86 endef
87
88 ifndef DUMP_TARGET_DB
89 # Parameters: <subdir> <name> <target> <depends> <config options> <stampfile location>
90 define stampfile
91 $(1)/stamp-$(3):=$(if $(6),$(6),$(STAGING_DIR))/stamp/.$(2)_$(3)$(5)
92 $$($(1)/stamp-$(3)): $(TMP_DIR)/.build $(4)
93 @+$(SCRIPT_DIR)/timestamp.pl -n $$($(1)/stamp-$(3)) $(1) $(4) || \
94 $(MAKE) $(if $(QUIET),--no-print-directory) $$($(1)/flags-$(3)) $(1)/$(3)
95 @mkdir -p $$$$(dirname $$($(1)/stamp-$(3)))
96 @touch $$($(1)/stamp-$(3))
97
98 $$(if $(call debug,$(1),v),,.SILENT: $$($(1)/stamp-$(3)))
99
100 .PRECIOUS: $$($(1)/stamp-$(3)) # work around a make bug
101
102 $(1)//clean:=$(1)/stamp-$(3)/clean
103 $(1)/stamp-$(3)/clean: FORCE
104 @rm -f $$($(1)/stamp-$(3))
105
106 endef
107 endif