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# This must be the first rule
default:
# Inclusion of this pseudo-target will cause make to execute this file
# serially, regardless of -j. Recursively called makefiles will not be
# affected, however. This is required for correct dependency management.
.NOTPARALLEL:
# The shell code below will be executed on /usr/ccs/bin/make on Solaris, but not in GNU make.
# /usr/ccs/bin/make lacks basically every other flow control mechanism.
.TEST_FOR_NON_GNUMAKE:sh=echo You are not using GNU make/gmake, this is a requirement. Check your path. 1>&2 && exit 1
# Assume we have GNU make, but check version.
ifeq ($(strip $(foreach v, 3.81% 3.82% 4.%, $(filter $v, $(MAKE_VERSION)))), )
$(error This version of GNU Make is too low ($(MAKE_VERSION)). Check your path, or upgrade to 3.81 or newer.)
endif
# Locate this Makefile
ifeq ($(filter /%,$(lastword $(MAKEFILE_LIST))),)
makefile_path:=$(CURDIR)/$(lastword $(MAKEFILE_LIST))
else
makefile_path:=$(lastword $(MAKEFILE_LIST))
endif
root_dir:=$(patsubst %/,%,$(dir $(makefile_path)))
ifeq ($(MAIN_TARGETS), )
COMMAND_LINE_VARIABLES:=$(subst =command,,$(filter %=command,$(foreach var,$(.VARIABLES),$(var)=$(firstword $(origin $(var))))))
MAKE_CONTROL_VARIABLES:=LOG CONF SPEC JOBS TEST IGNORE_OLD_CONFIG
UNKNOWN_COMMAND_LINE_VARIABLES:=$(strip $(filter-out $(MAKE_CONTROL_VARIABLES), $(COMMAND_LINE_VARIABLES)))
ifneq ($(UNKNOWN_COMMAND_LINE_VARIABLES), )
$(info Note: Command line contains non-control variables: $(UNKNOWN_COMMAND_LINE_VARIABLES).)
$(info Make sure it is not mistyped, and that you intend to override this variable.)
$(info 'make help' will list known control variables)
endif
endif
ifneq ($(findstring qp,$(MAKEFLAGS)),)
# When called with -qp, assume an external part (e.g. bash completion) is trying
# to understand our targets.
# Duplication of global targets, needed before ParseConfAndSpec in case we have
# no configurations.
help:
# If both CONF and SPEC are unset, look for all available configurations by
# setting CONF to the empty string.
ifeq ($(SPEC), )
CONF?=
endif
endif
# ... and then we can include our helper functions
include $(root_dir)/make/MakeHelpers.gmk
$(eval $(call ParseLogLevel))
$(eval $(call ParseConfAndSpec))
# Now determine if we have zero, one or several configurations to build.
ifeq ($(SPEC),)
# Since we got past ParseConfAndSpec, we must be building a global target. Do nothing.
else
# In Cygwin, the MAKE variable gets messed up if the make executable is called with
# a Windows mixed path (c:/cygwin/bin/make.exe). If that's the case, fix it by removing
# the prepended root_dir.
ifneq ($(findstring :, $(MAKE)), )
MAKE := $(patsubst $(root_dir)%, %, $(MAKE))
endif
# We are potentially building multiple configurations.
# First, find out the valid targets
# Run the makefile with an arbitrary SPEC using -p -q (quiet dry-run and dump rules) to find
# available PHONY targets. Use this list as valid targets to pass on to the repeated calls.
all_phony_targets := $(sort $(filter-out $(global_targets), $(strip $(shell \
cd $(root_dir)/make && $(MAKE) -f Main.gmk -p -q FRC SPEC=$(firstword $(SPEC)) \
-I $(root_dir)/make/common | grep "^.PHONY:" | head -n 1 | cut -d " " -f 2-))))
# Loop through the configurations and call the main-wrapper for each one. The wrapper
# target will execute with a single configuration loaded.
$(all_phony_targets):
@$(if $(TARGET_RUN),,\
$(foreach spec,$(SPEC),\
(cd $(root_dir) && $(MAKE) SPEC=$(spec) MAIN_TARGETS="$(call GetRealTarget)" \
$(VERBOSE) VERBOSE=$(VERBOSE) LOG_LEVEL=$(LOG_LEVEL) main-wrapper) &&) true)
@echo > /dev/null
$(eval TARGET_RUN=true)
.PHONY: $(all_phony_targets)
ifneq ($(MAIN_TARGETS), )
# The wrapper target was called so we now have a single configuration. Load the spec file
# and call the real Main.gmk.
include $(SPEC)
include $(SRC_ROOT)/make/common/MakeBase.gmk
### Clean up from previous run
# Remove any build.log from a previous run, if they exist
ifneq (,$(BUILD_LOG))
ifneq (,$(BUILD_LOG_PREVIOUS))
# Rotate old log
$(shell $(RM) $(BUILD_LOG_PREVIOUS) 2> /dev/null)
$(shell $(MV) $(BUILD_LOG) $(BUILD_LOG_PREVIOUS) 2> /dev/null)
else
$(shell $(RM) $(BUILD_LOG) 2> /dev/null)
endif
$(shell $(RM) $(OUTPUT_ROOT)/build-trace-time.log 2> /dev/null)
endif
# Remove any javac server logs and port files. This
# prevents a new make run to reuse the previous servers.
ifneq (,$(SJAVAC_SERVER_DIR))
$(shell $(MKDIR) -p $(SJAVAC_SERVER_DIR) && $(RM) -rf $(SJAVAC_SERVER_DIR)/*)
endif
# Split out the targets requiring sequential execution. Run these targets separately
# from the rest so that the rest may still enjoy full parallel execution.
SEQUENTIAL_TARGETS := $(filter dist-clean clean% reconfigure, $(MAIN_TARGETS))
PARALLEL_TARGETS := $(filter-out $(SEQUENTIAL_TARGETS), $(MAIN_TARGETS))
main-wrapper:
ifneq ($(SEQUENTIAL_TARGETS), )
(cd $(SRC_ROOT)/make && $(MAKE) -f Main.gmk SPEC=$(SPEC) -j 1 \
$(VERBOSE) VERBOSE=$(VERBOSE) LOG_LEVEL=$(LOG_LEVEL) $(SEQUENTIAL_TARGETS))
endif
ifneq ($(PARALLEL_TARGETS), )
@$(call AtMakeStart)
(cd $(SRC_ROOT)/make && $(BUILD_LOG_WRAPPER) $(MAKE) -f Main.gmk SPEC=$(SPEC) -j $(JOBS) \
$(VERBOSE) VERBOSE=$(VERBOSE) LOG_LEVEL=$(LOG_LEVEL) $(PARALLEL_TARGETS) \
$(if $(filter true, $(OUTPUT_SYNC_SUPPORTED)), -O$(OUTPUT_SYNC)))
@$(call AtMakeEnd)
endif
.PHONY: main-wrapper
endif
endif
# Here are "global" targets, i.e. targets that can be executed without specifying a single configuration.
# If you add more global targets, please update the variable global_targets in MakeHelpers.
# Helper macro to allow $(info) to properly print strings beginning with spaces.
_:=
help:
$(info )
$(info OpenJDK Makefile help)
$(info =====================)
$(info )
$(info Common make targets)
$(info $(_) make [default] # Compile all modules in langtools, hotspot, jdk, jaxws,)
$(info $(_) # jaxp and corba, and create a runnable "exploded" image)
$(info $(_) make all # Compile everything, all repos, docs and images)
$(info $(_) make images # Create complete j2sdk and j2re images)
$(info $(_) make <phase> # Build the specified phase and everything it depends on)
$(info $(_) # (gensrc, java, copy, libs, launchers, gendata, rmic))
$(info $(_) make *-only # Applies to most targets and disables compling the)
$(info $(_) # dependencies for the target. This is faster but may)
$(info $(_) # result in incorrect build results!)
$(info $(_) make docs # Create all docs)
$(info $(_) make docs-javadoc # Create just javadocs, depends on less than full docs)
$(info $(_) make profiles # Create complete j2re compact profile images)
$(info $(_) make bootcycle-images # Build images twice, second time with newly built JDK)
$(info $(_) make install # Install the generated images locally)
$(info $(_) make reconfigure # Rerun configure with the same arguments as last time)
$(info $(_) make help # Give some help on using make)
$(info $(_) make test # Run tests, default is all tests (see TEST below))
$(info )
$(info Targets for cleaning)
$(info $(_) make clean # Remove all files generated by make, but not those)
$(info $(_) # generated by configure)
$(info $(_) make dist-clean # Remove all files, including configuration)
$(info $(_) make clean-<outputdir> # Remove the subdir in the output dir with the name)
$(info $(_) make clean-<phase> # Remove all build results related to a certain build)
$(info $(_) # phase (gensrc, java, libs, launchers))
$(info $(_) make clean-<module> # Remove all build results related to a certain module)
$(info $(_) make clean-<module>-<phase> # Remove all build results related to a certain)
$(info $(_) # module and phase)
$(info )
$(info Targets for specific modules)
$(info $(_) make <module> # Build <module> and everything it depends on.)
$(info $(_) make <module>-<phase> # Compile the specified phase for the specified module)
$(info $(_) # and everything it depends on)
$(info $(_) # (gensrc, java, copy, libs, launchers, gendata, rmic))
$(info )
$(info Make control variables)
$(info $(_) CONF= # Build all configurations (note, assignment is empty))
$(info $(_) CONF=<substring> # Build the configuration(s) with a name matching)
$(info $(_) # <substring>)
$(info $(_) SPEC=<spec file> # Build the configuration given by the spec file)
$(info $(_) LOG=<loglevel> # Change the log level from warn to <loglevel>)
$(info $(_) # Available log levels are:)
$(info $(_) # 'warn' (default), 'info', 'debug' and 'trace')
$(info $(_) # To see executed command lines, use LOG=debug)
$(info $(_) JOBS=<n> # Run <n> parallel make jobs)
$(info $(_) # Note that -jN does not work as expected!)
$(info $(_) IGNORE_OLD_CONFIG=true # Skip tests if spec file is up to date)
$(info $(_) make test TEST=<test> # Only run the given test or tests, e.g.)
$(info $(_) # make test TEST="jdk_lang jdk_net")
$(info )
.PHONY: help