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1b610a02c9
Backed out changeset f206acff283f (bug 1452542) Backed out changeset be97e652391f (bug 1452542) Backed out changeset 4d3a028edaed (bug 1452542) Backed out changeset 5619bba37cdd (bug 1452542) Backed out changeset e83a797bdc61 (bug 1452542) Backed out changeset 255e2feff19f (bug 1452542) Backed out changeset fac55b1a0706 (bug 1452542)
201 lines
6.7 KiB
Makefile
201 lines
6.7 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 $(topsrcdir)/config/rules.mk
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endif
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# The traditional model of directory traversal with make is as follows:
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# make -C foo
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# Entering foo
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# make -C bar
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# Entering foo/bar
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# make -C baz
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# Entering foo/baz
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# make -C qux
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# Entering qux
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#
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# Pseudo derecurse transforms the above into:
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# make -C foo
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# make -C foo/bar
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# make -C foo/baz
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# make -C qux
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ifeq (.,$(DEPTH))
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include root.mk
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# 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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$(TIERS)::
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$(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 $(foreach tier,$(TIERS),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 $tier. But some make files
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# further call make -C something else, and sometimes expect recursion to
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# happen in that case.
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# Conveniently, every invocation of make increases MAKELEVEL, so only stop
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# recursion from happening at current MAKELEVEL + 1.
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ifdef CURRENT_TIER
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ifeq (0,$(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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RECURSE = $(if $(RECURSE_TRACE_ONLY),@echo $2/$1,$(call SUBMAKE,$1,$2))
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# Use the $(*_dirs) variables available in root.mk
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CURRENT_DIRS := $($(CURRENT_TIER)_dirs)
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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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# Only recurse the paths starting with RECURSE_BASE_DIR when provided.
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.PHONY: $(compile_targets) $(syms_targets)
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$(compile_targets) $(syms_targets):
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$(if $(filter $(RECURSE_BASE_DIR)%,$@),$(call RECURSE,$(@F),$(@D)))
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$(syms_targets): %/syms: %/target
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# Only hook symbols targets into the main compile graph in automation.
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ifdef MOZ_AUTOMATION
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ifeq (1,$(MOZ_AUTOMATION_BUILD_SYMBOLS))
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recurse_compile: $(syms_targets)
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endif
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endif
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# Create a separate rule that depends on every 'syms' target so that
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# symbols can be dumped on demand locally.
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.PHONY: recurse_syms
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recurse_syms: $(syms_targets)
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# Ensure dump_syms gets built before any syms targets, all of which depend on it.
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ifneq (,$(filter toolkit/crashreporter/google-breakpad/src/tools/%/dump_syms/host,$(compile_targets)))
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$(syms_targets): $(filter toolkit/crashreporter/google-breakpad/src/tools/%/dump_syms/host,$(compile_targets))
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endif
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# The compile tier has different rules from other tiers.
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ifneq ($(CURRENT_TIER),compile)
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# Recursion rule for all directories traversed for all subtiers in the
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# current tier.
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$(addsuffix /$(CURRENT_TIER),$(CURRENT_DIRS)): %/$(CURRENT_TIER):
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$(call RECURSE,$(CURRENT_TIER),$*)
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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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ifdef COMPILE_ENVIRONMENT
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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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endif
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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),$(MAKELEVEL))
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$(TIERS)::
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else
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#########################
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# Tier traversal handling
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#########################
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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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$(foreach subtier,$(filter-out compile,$(TIERS)),$(eval $(call CREATE_SUBTIER_TRAVERSAL_RULE,$(subtier))))
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ifndef TOPLEVEL_BUILD
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ifdef COMPILE_ENVIRONMENT
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compile::
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@$(MAKE) -C $(DEPTH) compile RECURSE_BASE_DIR=$(relativesrcdir)/
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endif # COMPILE_ENVIRONMENT
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endif
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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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$(LOOP_OVER_DIRS)
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ifeq (.,$(DEPTH))
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# Interdependencies for parallel export.
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js/xpconnect/src/export: dom/bindings/export xpcom/xpidl/export
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accessible/xpcom/export: xpcom/xpidl/export
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# The Android SDK bindings needs to build the Java generator code
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# source code in order to write the SDK bindings.
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widget/android/bindings/export: mobile/android/base/export
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# The widget JNI wrapper generator code needs to build the GeckoView
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# and Fennec source code in order to find JNI wrapper annotations.
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widget/android/fennec/export: mobile/android/base/export
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widget/android/export: mobile/android/base/export
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# .xpt generation needs the xpidl lex/yacc files
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xpcom/xpidl/export: xpcom/idl-parser/xpidl/export
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# CSS2Properties.webidl needs ServoCSSPropList.py from layout/style
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dom/bindings/export: layout/style/export
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ifdef ENABLE_CLANG_PLUGIN
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$(filter-out config/host build/unix/stdc++compat/% build/clang-plugin/%,$(compile_targets)): build/clang-plugin/target build/clang-plugin/tests/target
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build/clang-plugin/tests/target: build/clang-plugin/target
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endif
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# Interdependencies that moz.build world don't know about yet for compilation.
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# Note some others are hardcoded or "guessed" in recursivemake.py and emitter.py
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ifeq ($(MOZ_WIDGET_TOOLKIT),gtk3)
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toolkit/library/target: widget/gtk/mozgtk/gtk3/target
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endif
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ifdef MOZ_LDAP_XPCOM
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ldap/target: security/target mozglue/build/target
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toolkit/library/target: ldap/target
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endif
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endif
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# Most things are built during compile (target/host), but some things happen during export
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# Those need to depend on config/export for system wrappers.
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$(addprefix build/unix/stdc++compat/,target host) build/clang-plugin/target: config/export
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