imx6: kernel: backport an upstream pci hang fix
[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:=clean download prepare compile install update refresh prereq dist distcheck configure
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 # Parameters: <subdir>
33 define 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)))
55 endef
56
57 ifndef DUMP_TARGET_DB
58 # Parameters: <subdir> <name> <target> <depends> <config options> <stampfile location>
59 define stampfile
60 $(1)/stamp-$(3):=$(if $(6),$(6),$(STAGING_DIR))/stamp/.$(2)_$(3)$(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
75 endef
76 endif