#
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.

ifeq (,$(MAKE_VERSION))
$(error GNU Make is required)
endif
make_min_ver := 3.81
ifneq ($(make_min_ver),$(firstword $(sort $(make_min_ver) $(MAKE_VERSION))))
$(error GNU Make $(make_min_ver) or higher is required)
endif

export TOPLEVEL_BUILD := 1

default::

ifndef TEST_MOZBUILD
ifdef MOZ_BUILD_APP
include $(wildcard $(topsrcdir)/$(MOZ_BUILD_APP)/build.mk)
endif
endif

include $(topsrcdir)/config/config.mk

GARBAGE_DIRS += _javagen _profile staticlib
# To share compilation of dependencies, Rust libraries all set their
# CARGO_TARGET_DIR as a subdirectory of topobjdir.  Normally, we would add
# RUST*TARGET to GARBAGE_DIRS for those directories building Rust libraries.
# But the directories building Rust libraries don't actually have
# subdirectories to remove.  So we add to GARBAGE_DIRS once here, globally,
# for it to have the desired effect.
GARBAGE_DIRS += $(RUST_TARGET)
DIST_GARBAGE = config.cache config.log config.status* config-defs.h \
   config/autoconf.mk \
   mozilla-config.h \
   netwerk/necko-config.h xpcom/xpcom-config.h xpcom/xpcom-private.h \
   .mozconfig.mk

ifndef MOZ_PROFILE_USE
# Automation builds should always have a new buildid, but for the sake of not
# re-linking libxul on every incremental build we do not enforce this for
# developer builds.  Tests always need a new buildid as well.
ifneq (,$(MOZ_AUTOMATION)$(MOZ_BUILD_DATE)$(TEST_MOZBUILD))
$(MDDEPDIR)/buildid.h.stub $(MDDEPDIR)/source-repo.h.stub: FORCE
endif
# Additionally, provide a dummy target during tests, because
# faster/rules.mk will expect these targets to exist.
ifdef TEST_MOZBUILD
source-repo.h: $(MDDEPDIR)/source-repo.h.stub
buildid.h: $(MDDEPDIR)/buildid.h.stub
endif
endif

BUILD_BACKEND_FILES := $(addprefix backend.,$(addsuffix Backend,$(BUILD_BACKENDS)))

ifndef TEST_MOZBUILD
ifndef MOZ_PROFILE_USE
# We need to explicitly put BUILD_BACKEND_FILES here otherwise the rule in
# rules.mk doesn't run early enough.
$(TIERS) binaries:: CLOBBER $(BUILD_BACKEND_FILES)
endif
endif

ifdef JS_STANDALONE
.PHONY: CLOBBER
CLOBBER:
else
CLOBBER: $(topsrcdir)/CLOBBER
	@echo 'STOP!  The CLOBBER file has changed.'
	@echo 'Please run the build through "mach build".'
	@exit 1
endif

install_manifests := \
  $(addprefix dist/,branding include public private xpi-stage) \
  _tests \
  $(NULL)
# Skip the dist/bin install manifest when using the hybrid
# FasterMake/RecursiveMake backend. This is a hack until bug 1241744 moves
# xpidl handling to FasterMake in that case, mechanically making the dist/bin
# install manifest non-existent (non-existent manifests being skipped)
ifeq (,$(filter FasterMake+RecursiveMake,$(BUILD_BACKENDS)))
install_manifests += dist/bin
endif
install_manifest_depends = \
  CLOBBER \
  $(BUILD_BACKEND_FILES) \
  $(NULL)

.PHONY: install-manifests
install-manifests: $(addprefix install-,$(install_manifests))

# If we're using the hybrid FasterMake/RecursiveMake backend, we want
# to recurse in the faster/ directory in parallel of install manifests.
ifneq (,$(filter FasterMake+RecursiveMake,$(BUILD_BACKENDS)))
install-manifests: faster
.PHONY: faster
faster:
	$(MAKE) -C faster FASTER_RECURSIVE_MAKE=1
endif

.PHONY: $(addprefix install-,$(install_manifests))
$(addprefix install-,$(install_manifests)): install-%: $(install_manifest_depends)
ifneq (,$(filter FasterMake+RecursiveMake,$(BUILD_BACKENDS)))
	@# If we're using the hybrid FasterMake/RecursiveMake backend, we want
	@# to ensure the FasterMake end doesn't have install manifests for the
	@# same directory, because that would blow up
	$(if $(wildcard _build_manifests/install/$(subst /,_,$*)),$(if $(wildcard faster/install_$(subst /,_,$*)*),$(error FasterMake and RecursiveMake ends of the hybrid build system want to handle $*)))
endif
	$(addprefix $(call py_action,process_install_manifest,--track install_$(subst /,_,$*).track $*) ,$(wildcard _build_manifests/install/$(subst /,_,$*)))

# Dummy wrapper rule to allow the faster backend to piggy back
$(addprefix install-,$(subst /,_,$(filter dist/%,$(install_manifests)))): install-dist_%: install-dist/% ;

.PHONY: install-tests
install-tests: install-test-files

.PHONY: install-test-files
install-test-files:
	$(call py_action,process_install_manifest,--track install__test_files.track _tests _build_manifests/install/_test_files)

include $(topsrcdir)/build/moz-automation.mk

# dist and _tests should be purged during cleaning. However, we don't want them
# purged during PGO builds because they contain some auto-generated files.
ifneq ($(filter-out maybe_clobber_profiledbuild,$(MAKECMDGOALS)),)
GARBAGE_DIRS += dist _tests
endif

# Dummy rule for the cases below where we don't depend on dist/include
recurse_pre-export::

# Windows PGO builds don't perform a clean before the 2nd pass. So, we want
# to preserve content for the 2nd pass on Windows. Everywhere else, we always
# process the install manifests as part of export.
# For the binaries rule, not all the install manifests matter, so force only
# the interesting ones to be done.
ifdef MOZ_PROFILE_USE
ifndef NO_PROFILE_GUIDED_OPTIMIZE
ifneq ($(OS_ARCH)_$(GNU_CC), WINNT_)
recurse_pre-export:: install-manifests
binaries::
	@$(MAKE) install-manifests install_manifests=dist/include
endif
endif
else # !MOZ_PROFILE_USE (normal build)
recurse_pre-export:: install-manifests
binaries::
	@$(MAKE) install-manifests install_manifests=dist/include
endif

# Host binaries are not produced for macOS consumers: that is, there's
# no macOS-hosted job to produce them at this time.  Therefore we
# enable --host-bins only for automation builds, which only require Linux and
# Windows host binaries.
recurse_artifact:
	$(topsrcdir)/mach --log-no-times artifact install$(if $(MOZ_ARTIFACT_BUILD_SYMBOLS), --symbols$(addprefix =,$(filter full,$(MOZ_ARTIFACT_BUILD_SYMBOLS))))$(if $(MOZ_AUTOMATION), --host-bins)

ifdef MOZ_EME_WIN32_ARTIFACT
recurse_win32-artifact:
	rm -rf $(DIST)/i686
	$(topsrcdir)/mach --log-no-times artifact install --job $(if $(MOZ_PGO),win32-pgo,win32-opt) --no-tests --distdir $(DIST)/i686
	mv $(DIST)/i686/bin/* $(DIST)/i686
endif

ifdef MOZ_WIDGET_TOOLKIT
ifdef ENABLE_TESTS
# Additional makefile targets to call automated test suites
include $(topsrcdir)/testing/testsuite-targets.mk
endif
endif

default all::
	$(call BUILDSTATUS,TIERS $(TIERS) $(if $(MOZ_AUTOMATION),$(MOZ_AUTOMATION_TIERS)))

# PGO build target.
profiledbuild::
	$(call BUILDSTATUS,TIERS pgo_profile_generate pgo_package pgo_profile pgo_clobber pgo_profile_use)
	$(call BUILDSTATUS,TIER_START pgo_profile_generate)
	$(MAKE) default MOZ_PROFILE_GENERATE=1 MOZ_LTO=
	$(call BUILDSTATUS,TIER_FINISH pgo_profile_generate)
	$(call BUILDSTATUS,TIER_START pgo_package)
	$(MAKE) package
	rm -f jarlog/en-US.log
	$(call BUILDSTATUS,TIER_FINISH pgo_package)
	$(call BUILDSTATUS,TIER_START pgo_profile)
	JARLOG_FILE=jarlog/en-US.log $(PYTHON) $(topsrcdir)/build/pgo/profileserver.py
	$(call BUILDSTATUS,TIER_FINISH pgo_profile)
	$(call BUILDSTATUS,TIER_START pgo_clobber)
	$(MAKE) maybe_clobber_profiledbuild
	$(call BUILDSTATUS,TIER_FINISH pgo_clobber)
	$(call BUILDSTATUS,TIER_START pgo_profile_use)
	$(MAKE) default MOZ_PROFILE_USE=1 $(if $(CLANG_CL),MOZ_PROFILE_ORDER_FILE=$(topobjdir)/cygprofile.txt)
	$(call BUILDSTATUS,TIER_FINISH pgo_profile_use)

# Change default target to PGO build if PGO is enabled.
ifdef MOZ_PGO
ifdef COMPILE_ENVIRONMENT
# If one of these is already set in addition to PGO we are doing a single phase
# of PGO in isolation, so don't override the default target.
ifeq (,$(MOZ_PROFILE_GENERATE)$(MOZ_PROFILE_USE))
OVERRIDE_DEFAULT_GOAL := profiledbuild
endif
endif
endif

include $(topsrcdir)/config/rules.mk

ifdef SCCACHE_VERBOSE_STATS
default::
	-$(CCACHE) --show-stats --stats-format=json > sccache-stats.json
	@echo "===SCCACHE STATS==="
	-$(CCACHE) --show-stats
	@echo "==================="
endif

distclean::
	$(RM) $(DIST_GARBAGE)

ifdef MOZ_CRASHREPORTER
include $(topsrcdir)/toolkit/mozapps/installer/package-name.mk

endif

.PHONY: prepsymbolsarchive
prepsymbolsarchive:
	echo packing symbols
	$(NSINSTALL) -D $(DIST)/$(PKG_PATH)

ifndef MOZ_AUTOMATION
prepsymbolsarchive: recurse_syms
endif

.PHONY: symbolsfullarchive
symbolsfullarchive: prepsymbolsarchive
	$(RM) '$(DIST)/$(PKG_PATH)$(SYMBOL_FULL_ARCHIVE_BASENAME).zip'
	$(call py_action,symbols_archive,'$(DIST)/$(PKG_PATH)$(SYMBOL_FULL_ARCHIVE_BASENAME).zip' \
                                     $(abspath $(DIST)/crashreporter-symbols) \
                                     --full-archive)

.PHONY: symbolsarchive
symbolsarchive: prepsymbolsarchive
	$(RM) '$(DIST)/$(PKG_PATH)$(SYMBOL_ARCHIVE_BASENAME).zip'
	$(call py_action,symbols_archive,'$(DIST)/$(PKG_PATH)$(SYMBOL_ARCHIVE_BASENAME).zip' \
                                     $(abspath $(DIST)/crashreporter-symbols))

ifdef MOZ_CRASHREPORTER
# Set MOZ_DISABLE_FULL_SYMBOLS to disable generation and upload of the full
# crashreporter symbols archives
ifdef MOZ_DISABLE_FULL_SYMBOLS
buildsymbols: symbolsarchive
else
buildsymbols: symbolsfullarchive symbolsarchive
endif # MOZ_DISABLE_FULL_SYMBOLS
else
buildsymbols:
endif

uploadsymbols:
ifdef MOZ_CRASHREPORTER
	$(PYTHON) -u $(topsrcdir)/toolkit/crashreporter/tools/upload_symbols.py '$(DIST)/$(PKG_PATH)$(SYMBOL_FULL_ARCHIVE_BASENAME).zip'
endif

.PHONY: update-packaging
update-packaging:
	$(MAKE) -C tools/update-packaging

.PHONY: package-generated-sources
package-generated-sources:
	$(call py_action,package_generated_sources,'$(DIST)/$(PKG_PATH)$(GENERATED_SOURCE_FILE_PACKAGE)')

# PGO support, but we can't do this test in client.mk
# No point in clobbering if PGO has been explicitly disabled.
ifdef NO_PROFILE_GUIDED_OPTIMIZE
maybe_clobber_profiledbuild:
else
maybe_clobber_profiledbuild: clean
ifneq (,$(findstring clang,$(CC_TYPE)))
	$(LLVM_PROFDATA) merge -o $(DEPTH)/merged.profdata $(DEPTH)/*.profraw
endif
endif # NO_PROFILE_GUIDED_OPTIMIZE

.PHONY: maybe_clobber_profiledbuild

ifdef JS_STANDALONE
# Delegate js-specific rules to js
check-%:
	$(MAKE) -C js/src $@

source-package install:
	$(MAKE) -C js/src $@

# Every export rule depends on config/export, but the rule for config/export
# doesn't exist when building js non-standalone.
.PHONY: config/export
config/export:

endif

# There used to be build interdependencies here. They are now in config/recurse.mk