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See the GNU General Public License# version 2 for more details (a copy is included in the LICENSE file that# accompanied this code).## You should have received a copy of the GNU General Public License version# 2 along with this work; if not, write to the Free Software Foundation,# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.## Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA# or visit www.oracle.com if you need additional information or have any# questions.## This must be the first ruledefault:# 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 ($(MAKE_VERSION)). Check your path, or upgrade to 3.81 or newer.)endif# Locate this Makefileifeq ($(filter /%,$(lastword $(MAKEFILE_LIST))),)makefile_path:=$(CURDIR)/$(lastword $(MAKEFILE_LIST))elsemakefile_path:=$(lastword $(MAKEFILE_LIST))endifroot_dir:=$(dir $(makefile_path))# ... and then we can include our helper functionsinclude $(root_dir)/make/MakeHelpers.gmk$(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.elseifeq ($(words $(SPEC)),1)# We are building a single configuration. This is the normal case. Execute the Main.gmk file.include $(root_dir)/make/Main.gmkelse# We are building multiple configurations.# First, find out the valid targets# Run the makefile with an arbitrary SPEC using -p -q (quiet dry-run and dump rules) to find# available PHONY targets. Use this list as valid targets to pass on to the repeated calls.all_phony_targets=$(filter-out $(global_targets), $(strip $(shell \cd $(root_dir) && $(MAKE) -p -q FRC SPEC=$(firstword $(SPEC)) | \grep ^.PHONY: | head -n 1 | cut -d " " -f 2-)))$(all_phony_targets):@$(foreach spec,$(SPEC),(cd $(root_dir) && $(MAKE) SPEC=$(spec) \$(VERBOSE) VERBOSE=$(VERBOSE) LOG_LEVEL=$(LOG_LEVEL) $@) &&) true.PHONY: $(all_phony_targets)endifendif# Here are "global" targets, i.e. targets that can be executed without specifying a single configuration.# If you addd more global targets, please update the variable global_targets in MakeHelpers.help:$(info )$(info OpenJDK Makefile help)$(info =====================)$(info )$(info Common make targets)$(info . make [default] # Compile all product in langtools, hotspot, jaxp, jaxws,)$(info . # corba and jdk)$(info . make all # Compile everything, all repos and images)$(info . make images # Create complete j2sdk and j2re images)$(info . make docs # Create javadocs)$(info . make overlay-images # Create limited images for sparc 64 bit platforms)$(info . make profiles # Create complete j2re compact profile images)$(info . make bootcycle-images # Build images twice, second time with newly build JDK)$(info . make install # Install the generated images locally)$(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)$(info . make help # Give some help on using make)$(info . make test # Run tests, default is "jdk_core langtools_jtreg" (see TEST below))$(info )$(info Targets for specific components)$(info (Component is any of langtools, corba, jaxp, jaxws, hotspot, jdk, nashorn, images, overlay-images, docs or test))$(info . make <component> # Build <component> and everything it depends on. )$(info . make <component>-only # Build <component> only, without dependencies. This)$(info . # is faster but can result in incorrect build results!)$(info . make clean-<component> # Remove files generated by make for <component>)$(info )$(info Useful make variables)$(info . make CONF= # Build all configurations (note, assignment is empty))$(info . make CONF=<substring> # Build the configuration(s) with a name matching)$(info . # <substring>)$(info )$(info . make 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 )$(info . make JOBS=<n> # Run <n> parallel make jobs)$(info . # Note that -jN does not work as expected!)$(info )$(info . make test TEST=<test> # Only run the given test or tests, e.g.)$(info . # make test TEST="jdk_lang jdk_net")$(info . # or)$(info . # make test TEST="tier1")$(info ).PHONY: help
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