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https://gitlab.winehq.org/wine/wine-gecko.git
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162 lines
5.0 KiB
Makefile
162 lines
5.0 KiB
Makefile
# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this file,
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# You can obtain one at http://mozilla.org/MPL/2.0/.
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ifndef INCLUDED_RULES_MK
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include $(topsrcdir)/config/rules.mk
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endif
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# Make sure that anything that needs to be defined in moz.build wasn't
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# overwritten after including rules.mk.
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_eval_for_side_effects := $(CHECK_MOZBUILD_VARIABLES)
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# The traditional model of directory traversal with make is as follows:
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# make -C foo
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# Entering foo
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# make -C bar
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# Entering foo/bar
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# make -C baz
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# Entering foo/baz
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# make -C qux
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# Entering qux
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#
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# Pseudo derecurse transforms the above into:
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# make -C foo
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# make -C foo/bar
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# make -C foo/baz
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# make -C qux
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ifeq (.,$(DEPTH))
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include root.mk
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# Disable build status for mach in top directories without TIERS.
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# In practice this disables it when recursing under js/src, which confuses mach.
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ifndef TIERS
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BUILDSTATUS =
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endif
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# Main rules (export, compile, libs and tools) call recurse_* rules.
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# This wrapping is only really useful for build status.
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compile libs export tools::
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$(call BUILDSTATUS,TIER_START $@)
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+$(MAKE) recurse_$@
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$(call BUILDSTATUS,TIER_FINISH $@)
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# Special rule that does install-manifests (cf. Makefile.in) + compile
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binaries::
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+$(MAKE) recurse_compile
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# Carefully avoid $(eval) type of rule generation, which makes pymake slower
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# than necessary.
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# Get current tier and corresponding subtiers from the data in root.mk.
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CURRENT_TIER := $(filter $(foreach tier,compile libs export tools,recurse_$(tier) $(tier)-deps),$(MAKECMDGOALS))
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ifneq (,$(filter-out 0 1,$(words $(CURRENT_TIER))))
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$(error $(CURRENT_TIER) not supported on the same make command line)
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endif
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CURRENT_TIER := $(subst recurse_,,$(CURRENT_TIER:-deps=))
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# The rules here are doing directory traversal, so we don't want further
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# recursion to happen when running make -C subdir $tier. But some make files
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# further call make -C something else, and sometimes expect recursion to
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# happen in that case (see browser/metro/locales/Makefile.in for example).
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# Conveniently, every invocation of make increases MAKELEVEL, so only stop
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# recursion from happening at current MAKELEVEL + 1.
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ifdef CURRENT_TIER
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ifeq (0,$(MAKELEVEL))
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export NO_RECURSE_MAKELEVEL=1
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else
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export NO_RECURSE_MAKELEVEL=$(word $(MAKELEVEL),2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20)
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endif
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endif
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# Get all directories traversed for all subtiers in the current tier, or use
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# directly the $(*_dirs) variables available in root.mk when there is no
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# TIERS (like for js/src).
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CURRENT_DIRS := $($(CURRENT_TIER)_dirs)
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# The compile tier has different rules from other tiers.
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ifeq ($(CURRENT_TIER),compile)
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# Need a list of compile targets because we can't use pattern rules:
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# https://savannah.gnu.org/bugs/index.php?42833
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.PHONY: $(compile_targets)
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$(compile_targets):
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$(call SUBMAKE,$(@F),$(@D))
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else
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# Recursion rule for all directories traversed for all subtiers in the
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# current tier.
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$(addsuffix /$(CURRENT_TIER),$(CURRENT_DIRS)): %/$(CURRENT_TIER):
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$(call SUBMAKE,$(CURRENT_TIER),$*)
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.PHONY: $(addsuffix /$(CURRENT_TIER),$(CURRENT_DIRS))
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# Dummy rules for possibly inexisting dependencies for the above tier targets
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$(addsuffix /Makefile,$(CURRENT_DIRS)) $(addsuffix /backend.mk,$(CURRENT_DIRS)):
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ifeq ($(CURRENT_TIER),export)
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# At least build/export requires config/export for buildid, but who knows what
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# else, so keep this global dependency to make config/export first for now.
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$(addsuffix /$(CURRENT_TIER),$(filter-out config,$(CURRENT_DIRS))): config/$(CURRENT_TIER)
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# The export tier requires nsinstall, which is built from config. So every
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# subdirectory traversal needs to happen after building nsinstall in config, which
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# is done with the config/host target. Note the config/host target only exists if
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# nsinstall is actually built, which it is not on Windows, because we use
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# nsinstall.py there.
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ifneq (,$(filter config/host, $(compile_targets)))
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$(addsuffix /$(CURRENT_TIER),$(CURRENT_DIRS)): config/host
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# Ensure rules for config/host and its possible dependencies.
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.PHONY: $(filter %/host, $(compile_targets))
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$(filter %/host, $(compile_targets)):
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$(call SUBMAKE,host,$(@D))
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endif
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endif
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endif # ifeq ($(CURRENT_TIER),compile)
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else
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# Don't recurse if MAKELEVEL is NO_RECURSE_MAKELEVEL as defined above
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ifeq ($(NO_RECURSE_MAKELEVEL),$(MAKELEVEL))
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compile libs export tools::
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else
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#########################
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# Tier traversal handling
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#########################
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ifdef TIERS
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libs export tools::
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$(call BUILDSTATUS,TIER_START $@)
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$(foreach tier,$(TIERS), $(if $(filter-out libs_precompile tools_precompile,$@_$(tier)), \
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$(foreach dir, $(tier_$(tier)_dirs), $(call TIER_DIR_SUBMAKE,$@,$(tier),$(dir),$@))))
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$(call BUILDSTATUS,TIER_FINISH $@)
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else
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define CREATE_SUBTIER_TRAVERSAL_RULE
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.PHONY: $(1)
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$(1):: $$(SUBMAKEFILES)
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$$(LOOP_OVER_DIRS)
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endef
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$(foreach subtier,export libs tools,$(eval $(call CREATE_SUBTIER_TRAVERSAL_RULE,$(subtier))))
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endif # ifdef TIERS
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endif # ifeq ($(NO_RECURSE_MAKELEVEL),$(MAKELEVEL))
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endif # ifeq (.,$(DEPTH))
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recurse:
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@$(RECURSED_COMMAND)
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$(LOOP_OVER_DIRS)
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