subdir.mk 4.6 KB

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  1. # SPDX-License-Identifier: GPL-2.0-only
  2. #
  3. # Copyright (C) 2007-2020 OpenWrt.org
  4. ifeq ($(MAKECMDGOALS),prereq)
  5. SUBTARGETS:=prereq
  6. PREREQ_ONLY:=1
  7. # For target/linux related target add dtb to selectively compile dtbs
  8. else ifneq ($(filter target/linux/%,$(MAKECMDGOALS)),)
  9. SUBTARGETS:=$(DEFAULT_SUBDIR_TARGETS) dtb
  10. else
  11. SUBTARGETS:=$(DEFAULT_SUBDIR_TARGETS)
  12. endif
  13. subtarget-default = $(filter-out ., \
  14. $(if $($(1)/builddirs-$(2)),$($(1)/builddirs-$(2)), \
  15. $(if $($(1)/builddirs-default),$($(1)/builddirs-default), \
  16. $($(1)/builddirs))))
  17. define subtarget
  18. $(call warn_eval,$(1),t,T,$(1)/$(2): $($(1)/) $(foreach bd,$(call subtarget-default,$(1),$(2)),$(1)/$(bd)/$(2)))
  19. endef
  20. define ERROR
  21. ($(call MESSAGE, $(2)); $(if $(BUILD_LOG), echo "$(2)" >> $(BUILD_LOG_DIR)/$(1)/error.txt;) $(if $(3),, exit 1;))
  22. endef
  23. lastdir=$(word $(words $(subst /, ,$(1))),$(subst /, ,$(1)))
  24. diralias=$(if $(findstring $(1),$(call lastdir,$(1))),,$(call lastdir,$(1)))
  25. subdir_make_opts = \
  26. $(if $(SUBDIR_MAKE_DEBUG),-d) -r -C $(1) \
  27. BUILD_SUBDIR="$(1)" \
  28. BUILD_VARIANT="$(4)" \
  29. ALL_VARIANTS="$(5)"
  30. # 1: subdir
  31. # 2: target
  32. # 3: build type
  33. # 4: build variant
  34. # 5: all variants
  35. log_make = \
  36. $(if $(call debug,$(1),v),,@)+ \
  37. $(if $(BUILD_LOG), \
  38. set -o pipefail; \
  39. mkdir -p $(BUILD_LOG_DIR)/$(1)$(if $(4),/$(4));) \
  40. $(SCRIPT_DIR)/time.pl "time: $(1)$(if $(4),/$(4))/$(if $(3),$(3)-)$(2)" \
  41. $$(SUBMAKE) $(subdir_make_opts) $(if $(3),$(3)-)$(2) \
  42. $(if $(BUILD_LOG),SILENT= 2>&1 | tee $(BUILD_LOG_DIR)/$(1)$(if $(4),/$(4))/$(if $(3),$(3)-)$(2).txt)
  43. ifdef CONFIG_AUTOREMOVE
  44. rebuild_check = \
  45. @-$$(NO_TRACE_MAKE) $(subdir_make_opts) check-depends >/dev/null 2>/dev/null; \
  46. $(if $(BUILD_LOG),mkdir -p $(BUILD_LOG_DIR)/$(1)$(if $(4),/$(4));) \
  47. $$(NO_TRACE_MAKE) $(if $(BUILD_LOG),-d) -q $(subdir_make_opts) .$(if $(3),$(3)-)$(2) \
  48. > $(if $(BUILD_LOG),$(BUILD_LOG_DIR)/$(1)$(if $(4),/$(4))/check-$(if $(3),$(3)-)$(2).txt,/dev/null) 2>&1 || \
  49. $$(SUBMAKE) $(subdir_make_opts) clean-build >/dev/null 2>/dev/null
  50. endif
  51. # Parameters: <subdir>
  52. define subdir
  53. $(call warn,$(1),d,D $(1))
  54. $(foreach bd,$($(1)/builddirs),
  55. $(call warn,$(1),d,BD $(1)/$(bd))
  56. $(foreach target,$(SUBTARGETS) $($(1)/subtargets),
  57. $(foreach btype,$(buildtypes-$(bd)),
  58. $(call warn_eval,$(1)/$(bd),t,T,$(1)/$(bd)/$(btype)/$(target): $(if $(NO_DEPS)$(QUILT),,$($(1)/$(bd)/$(btype)/$(target)) $(call $(1)//$(btype)/$(target),$(1)/$(bd)/$(btype))))
  59. $(call log_make,$(1)/$(bd),$(target),$(btype),$(filter-out __default,$(variant)),$($(1)/$(bd)/variants)) \
  60. || $(call ERROR,$(2), ERROR: $(1)/$(bd) [$(btype)] failed to build.,$(findstring $(bd),$($(1)/builddirs-ignore-$(btype)-$(target))))
  61. $(if $(call diralias,$(bd)),$(call warn_eval,$(1)/$(bd),l,T,$(1)/$(call diralias,$(bd))/$(btype)/$(target): $(1)/$(bd)/$(btype)/$(target)))
  62. )
  63. $(call warn_eval,$(1)/$(bd),t,T,$(1)/$(bd)/$(target): $(if $(NO_DEPS)$(QUILT),,$($(1)/$(bd)/$(target)) $(call $(1)//$(target),$(1)/$(bd))))
  64. $(foreach variant,$(filter-out *,$(if $(BUILD_VARIANT),$(BUILD_VARIANT),$(if $(strip $($(1)/$(bd)/variants)),$($(1)/$(bd)/variants),$(if $($(1)/$(bd)/default-variant),$($(1)/$(bd)/default-variant),__default)))),
  65. $(if $(BUILD_LOG),@mkdir -p $(BUILD_LOG_DIR)/$(1)/$(bd)/$(filter-out __default,$(variant)))
  66. $(if $($(1)/autoremove),$(call rebuild_check,$(1)/$(bd),$(target),,$(filter-out __default,$(variant)),$($(1)/$(bd)/variants)))
  67. $(call log_make,$(1)/$(bd),$(target),,$(filter-out __default,$(variant)),$($(1)/$(bd)/variants)) \
  68. || $(call ERROR,$(1), ERROR: $(1)/$(bd) failed to build$(if $(filter-out __default,$(variant)), (build variant: $(variant))).,$(findstring $(bd),$($(1)/builddirs-ignore-$(target))))
  69. )
  70. $(if $(PREREQ_ONLY)$(DUMP_TARGET_DB),,
  71. # aliases
  72. $(if $(call diralias,$(bd)),$(call warn_eval,$(1)/$(bd),l,T,$(1)/$(call diralias,$(bd))/$(target): $(1)/$(bd)/$(target)))
  73. )
  74. )
  75. )
  76. $(foreach target,$(SUBTARGETS) $($(1)/subtargets),$(call subtarget,$(1),$(target)))
  77. endef
  78. ifndef DUMP_TARGET_DB
  79. # Parameters: <subdir> <name> <target> <depends> <config options> <stampfile location>
  80. define stampfile
  81. $(1)/stamp-$(3):=$(if $(6),$(6),$(STAGING_DIR))/stamp/.$(2)_$(3)$(5)
  82. $$($(1)/stamp-$(3)): $(TMP_DIR)/.build $(4)
  83. @+$(SCRIPT_DIR)/timestamp.pl -n $$($(1)/stamp-$(3)) $(1) $(4) || \
  84. $(MAKE) $(if $(QUIET),--no-print-directory) $$($(1)/flags-$(3)) $(1)/$(3)
  85. @mkdir -p $$$$(dirname $$($(1)/stamp-$(3)))
  86. @touch $$($(1)/stamp-$(3))
  87. $$(if $(call debug,$(1),v),,.SILENT: $$($(1)/stamp-$(3)))
  88. .PRECIOUS: $$($(1)/stamp-$(3)) # work around a make bug
  89. $(1)//clean:=$(1)/stamp-$(3)/clean
  90. $(1)/stamp-$(3)/clean: FORCE
  91. @rm -f $$($(1)/stamp-$(3))
  92. endef
  93. endif