#
# 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/.

ifndef .PYMAKE
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
endif

export TOPLEVEL_BUILD := 1

default::

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

include $(topsrcdir)/config/config.mk

ifndef LIBXUL_SDK
ifdef COMPILE_ENVIRONMENT
ifndef BUILDING_JS
BUILD_JS = 1
endif
endif
endif

GARBAGE_DIRS += dist _javagen _profile staticlib
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

ifdef BUILDING_JS
configure_dir = $(topsrcdir)/js/src
else
configure_dir = $(topsrcdir)
endif

ifndef MOZ_PROFILE_USE
# We need to explicitly put backend.RecursiveMakeBackend here
# otherwise the rule in rules.mk doesn't run early enough.
libs binaries export tools:: CLOBBER $(configure_dir)/configure config.status backend.RecursiveMakeBackend
ifdef BUILD_JS
libs binaries export tools:: js-config-status
endif
endif

ifdef BUILDING_JS
.PHONY: CLOBBER
CLOBBER:
else
CLOBBER: $(topsrcdir)/CLOBBER
	@echo 'STOP!  The CLOBBER file has changed.'
	@echo 'Please run the build through a sanctioned build wrapper, such as'
	@echo '"mach build" or client.mk.'
	@exit 1
endif

$(configure_dir)/configure: $(configure_dir)/configure.in
	@echo 'STOP!  configure.in has changed, and your configure is out of date.'
	@echo 'Please rerun autoconf and re-configure your build directory.'
	@echo 'To ignore this message, touch "configure" in the source directory,'
	@echo 'but your build might not succeed.'
	@exit 1

config.status: $(configure_dir)/configure
	@echo 'STOP!  configure has changed and needs to be run in this build directory.'
	@echo 'Please rerun configure.'
	@echo 'To ignore this message, touch "config.status" in the build directory,'
	@echo 'but your build might not succeed.'
	@exit 1

# Regenerate the build backend if it is out of date. We only have this rule in
# this main make file because having it in rules.mk and applied to partial tree
# builds resulted in a world of hurt. Gory details are in bug 877308.
#
# The mach build driver will ensure the backend is up to date for partial tree
# builds. This cleanly avoids most of the pain.

backend.RecursiveMakeBackend:
	@echo 'Build configuration changed. Regenerating backend.'
	$(PYTHON) config.status

Makefile: backend.RecursiveMakeBackend
	@$(TOUCH) $@

include backend.RecursiveMakeBackend.pp

default:: backend.RecursiveMakeBackend

ifdef BUILD_JS
.PHONY: js-config-status
js-config-status:
	$(call SUBMAKE,backend.RecursiveMakeBackend,js/src,1)
endif

install_manifests := bin idl include public private sdk
install_manifest_depends = \
  CLOBBER \
  $(configure_dir)/configure \
  config.status \
  backend.RecursiveMakeBackend \
  $(NULL)

ifdef BUILD_JS
install_manifest_depends += js-config-status
endif

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

# process_install_manifest needs to be invoked with --no-remove when building
# js as standalone because automated builds are building nspr separately and
# that would remove the resulting files. It is also necessary when building
# js as part of gecko because that would remove the files exported from gecko.
# Eventually, a standalone js build would just be able to build nspr itself,
# removing the need for the former. But that won't likely happen before
# finishing to merge gecko and js build systems, removing the need for the
# latter.
ifdef BUILDING_JS
NO_REMOVE=1
endif

.PHONY: $(addprefix install-dist-,$(install_manifests))
$(addprefix install-dist-,$(install_manifests)): install-dist-%: $(install_manifest_depends)
	$(call py_action,process_install_manifest,$(if $(NO_REMOVE),--no-remove )$(DIST)/$* _build_manifests/install/dist_$* $(if $(BUILD_JS),js/src/_build_manifests/install/dist_$*))

.PHONY: install-tests
install-manifests: install-tests
install-tests: $(install_manifest_depends)
	$(call py_action,process_install_manifest,$(if $(NO_REMOVE),--no-remove )_tests _build_manifests/install/tests $(if $(BUILD_JS),js/src/_build_manifests/install/tests))


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

# 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.
ifdef MOZ_PROFILE_USE
ifndef NO_PROFILE_GUIDED_OPTIMIZE
ifneq ($(OS_ARCH)_$(GNU_CC), WINNT_)
export:: install-manifests
binaries::
	@$(MAKE) install-manifests NO_REMOVE=1
endif
endif
else # !MOZ_PROFILE_USE (normal build)
export:: install-manifests
binaries::
	@$(MAKE) install-manifests NO_REMOVE=1
endif

# For historical reasons that are unknown, $(DIST)/sdk is always blown away
# with no regard for PGO passes. This decision could probably be revisited.
export:: install-dist-sdk

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

default all::
	$(call BUILDSTATUS,TIERS export $(if $(COMPILE_ENVIRONMENT),$(if $(MOZ_PSEUDO_DERECURSE),compile ))libs tools)

include $(topsrcdir)/config/rules.mk

distclean::
	$(RM) $(DIST_GARBAGE)

ifeq ($(OS_ARCH),WINNT)
# we want to copy PDB files on Windows
MAKE_SYM_STORE_ARGS := -c --vcs-info
ifdef PDBSTR_PATH
MAKE_SYM_STORE_ARGS += -i
endif
DUMP_SYMS_BIN ?= $(topsrcdir)/toolkit/crashreporter/tools/win32/dump_syms_vc$(_MSC_VER).exe
# PDB files don't get moved to dist, so we need to scan the whole objdir
MAKE_SYM_STORE_PATH := .
endif
ifeq ($(OS_ARCH),Darwin)
# need to pass arch flags for universal builds
ifdef UNIVERSAL_BINARY
MAKE_SYM_STORE_ARGS := -c -a 'i386 x86_64' --vcs-info
MAKE_SYM_STORE_PATH := $(DIST)/universal
else
MAKE_SYM_STORE_ARGS := -c -a $(OS_TEST) --vcs-info
MAKE_SYM_STORE_PATH := $(DIST)/bin
endif
DUMP_SYMS_BIN ?= $(DIST)/host/bin/dump_syms
endif
ifeq (,$(filter-out Linux SunOS,$(OS_ARCH)))
MAKE_SYM_STORE_ARGS := -c --vcs-info
DUMP_SYMS_BIN ?= $(DIST)/host/bin/dump_syms
MAKE_SYM_STORE_PATH := $(DIST)/bin
endif

SYM_STORE_SOURCE_DIRS := $(topsrcdir)

ifndef BUILDING_JS
include $(topsrcdir)/toolkit/mozapps/installer/package-name.mk

ifdef MOZ_SYMBOLS_EXTRA_BUILDID
EXTRA_BUILDID := -$(MOZ_SYMBOLS_EXTRA_BUILDID)
endif

SYMBOL_INDEX_NAME = \
  $(MOZ_APP_NAME)-$(MOZ_APP_VERSION)-$(OS_TARGET)-$(BUILDID)-$(CPU_ARCH)$(EXTRA_BUILDID)-symbols.txt

buildsymbols:
ifdef MOZ_CRASHREPORTER
	echo building symbol store
	$(RM) -r $(DIST)/crashreporter-symbols
	$(RM) '$(DIST)/$(SYMBOL_ARCHIVE_BASENAME).zip'
	$(NSINSTALL) -D $(DIST)/crashreporter-symbols
	OBJCOPY='$(OBJCOPY)' \
	$(PYTHON) $(topsrcdir)/toolkit/crashreporter/tools/symbolstore.py \
	  $(MAKE_SYM_STORE_ARGS)                                          \
	  $(foreach dir,$(SYM_STORE_SOURCE_DIRS),-s $(dir))               \
	  $(DUMP_SYMS_BIN)                                                \
	  $(DIST)/crashreporter-symbols                                   \
	  $(MAKE_SYM_STORE_PATH) | grep -iv test >                        \
	  $(DIST)/crashreporter-symbols/$(SYMBOL_INDEX_NAME)
	echo packing symbols
	$(NSINSTALL) -D $(DIST)/$(PKG_PATH)
	cd $(DIST)/crashreporter-symbols && \
          zip -r9D '../$(PKG_PATH)$(SYMBOL_FULL_ARCHIVE_BASENAME).zip' . -x '*test*' -x '*Test*'
	cd $(DIST)/crashreporter-symbols && \
	grep 'sym' $(SYMBOL_INDEX_NAME) > $(SYMBOL_INDEX_NAME).tmp && \
	  mv $(SYMBOL_INDEX_NAME).tmp $(SYMBOL_INDEX_NAME)
	cd $(DIST)/crashreporter-symbols && \
          zip -r9D '../$(PKG_PATH)$(SYMBOL_ARCHIVE_BASENAME).zip' . -i '*.sym' -i '*.txt'  -x '*test*' -x '*Test*'
endif # MOZ_CRASHREPORTER

uploadsymbols:
ifdef MOZ_CRASHREPORTER
	$(SHELL) $(topsrcdir)/toolkit/crashreporter/tools/upload_symbols.sh $(SYMBOL_INDEX_NAME) '$(DIST)/$(PKG_PATH)$(SYMBOL_FULL_ARCHIVE_BASENAME).zip'
endif

# MOZ_SOURCE_STAMP is defined in package-name.mk with a deferred assignment.
# exporting it makes make run its $(shell) command for each invoked submake,
# so transform it to an immediate assignment.
MOZ_SOURCE_STAMP := $(MOZ_SOURCE_STAMP)
export MOZ_SOURCE_STAMP
endif

#XXX: this is a hack, since we don't want to clobber for MSVC
# PGO support, but we can't do this test in client.mk
ifneq ($(OS_ARCH)_$(GNU_CC), WINNT_)
# No point in clobbering if PGO has been explicitly disabled.
ifndef NO_PROFILE_GUIDED_OPTIMIZE
maybe_clobber_profiledbuild: clean
else
maybe_clobber_profiledbuild:
endif
else
maybe_clobber_profiledbuild:
	$(RM) $(DIST)/bin/*.pgc
	find $(DIST)/$(MOZ_APP_NAME) -name '*.pgc' -exec mv {} $(DIST)/bin \;
endif

.PHONY: maybe_clobber_profiledbuild

# Look for R_386_PC32 relocations in shared libs, these
# break x86_64 builds and SELinux users.
ifeq ($(OS_TARGET)_$(TARGET_XPCOM_ABI),Linux_x86-gcc3)
check::
	@relcount=`find $(DIST)/bin -name '*.so' | xargs objdump -R | grep R_386_PC32 | wc -l` && if test $$relcount -gt 0; then echo 'FAILED: R_386_PC32 relocations detected in a shared library.  Did you use a system header without adding it to config/system-headers?'; exit 1; else echo 'PASSED'; fi
endif

ifdef BUILDING_JS
# 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:

else

ifdef BUILD_JS
js/src/Makefile: subsrcdir := js/src

ifdef MOZ_PSEUDO_DERECURSE
# Interdependencies for parallel export.
js/xpconnect/src/export: dom/bindings/export xpcom/xpidl/export
accessible/src/xpcom/export: xpcom/xpidl/export
js/src/export: mfbt/export
ifdef ENABLE_CLANG_PLUGIN
js/src/export config/export: build/clang-plugin/export
endif
endif
endif
endif