135 lines
6.3 KiB
Makefile
135 lines
6.3 KiB
Makefile
#
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# Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved.
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# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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#
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# This code is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License version 2 only, as
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# published by the Free Software Foundation. Oracle designates this
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# particular file as subject to the "Classpath" exception as provided
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# by Oracle in the LICENSE file that accompanied this code.
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#
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# This code is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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# version 2 for more details (a copy is included in the LICENSE file that
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# accompanied this code).
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#
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# You should have received a copy of the GNU General Public License version
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# 2 along with this work; if not, write to the Free Software Foundation,
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# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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#
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# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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# or visit www.oracle.com if you need additional information or have any
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# questions.
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#
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# This must be the first rule
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default:
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# Inclusion of this pseudo-target will cause make to execute this file
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# serially, regardless of -j. Recursively called makefiles will not be
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# affected, however. This is required for correct dependency management.
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.NOTPARALLEL:
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# The shell code below will be executed on /usr/ccs/bin/make on Solaris, but not in GNU make.
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# /usr/ccs/bin/make lacks basically every other flow control mechanism.
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TEST_FOR_NON_GNUMAKE:sh=echo You are not using GNU make/gmake, this is a requirement. Check your path. 1>&2 && exit 1
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# Assume we have GNU make, but check version.
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ifeq ($(strip $(foreach v, 3.81% 3.82% 4.%, $(filter $v, $(MAKE_VERSION)))), )
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$(error This version of GNU Make is too low ($(MAKE_VERSION)). Check your path, or upgrade to 3.81 or newer.)
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endif
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# Locate this Makefile
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ifeq ($(filter /%,$(lastword $(MAKEFILE_LIST))),)
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makefile_path:=$(CURDIR)/$(lastword $(MAKEFILE_LIST))
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else
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makefile_path:=$(lastword $(MAKEFILE_LIST))
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endif
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root_dir:=$(dir $(makefile_path))
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# ... and then we can include our helper functions
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include $(root_dir)/make/MakeHelpers.gmk
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$(eval $(call ParseLogLevel))
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$(eval $(call ParseConfAndSpec))
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# Now determine if we have zero, one or several configurations to build.
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ifeq ($(SPEC),)
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# Since we got past ParseConfAndSpec, we must be building a global target. Do nothing.
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else
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ifeq ($(words $(SPEC)),1)
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# We are building a single configuration. This is the normal case. Execute the Main.gmk file.
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include $(root_dir)/make/Main.gmk
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else
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# We are building multiple configurations.
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# First, find out the valid targets
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# Run the makefile with an arbitrary SPEC using -p -q (quiet dry-run and dump rules) to find
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# available PHONY targets. Use this list as valid targets to pass on to the repeated calls.
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all_phony_targets=$(filter-out $(global_targets) bundles-only, $(strip $(shell \
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$(MAKE) -p -q -f make/Main.gmk FRC SPEC=$(firstword $(SPEC)) | \
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grep ^.PHONY: | head -n 1 | cut -d " " -f 2-)))
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$(all_phony_targets):
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@$(foreach spec,$(SPEC),($(MAKE) -f NewMakefile.gmk SPEC=$(spec) \
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$(VERBOSE) VERBOSE=$(VERBOSE) LOG_LEVEL=$(LOG_LEVEL) $@) &&) true
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.PHONY: $(all_phony_targets)
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endif
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endif
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# Include this after a potential spec file has been included so that the bundles target
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# has access to the spec variables.
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include $(root_dir)/make/Jprt.gmk
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# Here are "global" targets, i.e. targets that can be executed without specifying a single configuration.
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# If you addd more global targets, please update the variable global_targets in MakeHelpers.
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help:
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$(info )
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$(info OpenJDK Makefile help)
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$(info =====================)
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$(info )
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$(info Common make targets)
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$(info . make [default] # Compile all product in langtools, hotspot, jaxp, jaxws,)
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$(info . # corba and jdk)
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$(info . make all # Compile everything, all repos and images)
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$(info . make images # Create complete j2sdk and j2re images)
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$(info . make docs # Create javadocs)
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$(info . make overlay-images # Create limited images for sparc 64 bit platforms)
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$(info . make profiles # Create complete j2re compact profile images)
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$(info . make bootcycle-images # Build images twice, second time with newly build JDK)
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$(info . make install # Install the generated images locally)
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$(info . make clean # Remove all files generated by make, but not those)
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$(info . # generated by configure)
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$(info . make dist-clean # Remove all files, including configuration)
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$(info . make help # Give some help on using make)
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$(info . make test # Run tests, default is all tests (see TEST below))
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$(info )
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$(info Targets for specific components)
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$(info (Component is any of langtools, corba, jaxp, jaxws, hotspot, jdk, nashorn, images, overlay-images, docs or test))
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$(info . make <component> # Build <component> and everything it depends on. )
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$(info . make <component>-only # Build <component> only, without dependencies. This)
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$(info . # is faster but can result in incorrect build results!)
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$(info . make clean-<component> # Remove files generated by make for <component>)
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$(info )
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$(info Useful make variables)
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$(info . make CONF= # Build all configurations (note, assignment is empty))
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$(info . make CONF=<substring> # Build the configuration(s) with a name matching)
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$(info . # <substring>)
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$(info )
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$(info . make LOG=<loglevel> # Change the log level from warn to <loglevel>)
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$(info . # Available log levels are:)
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$(info . # 'warn' (default), 'info', 'debug' and 'trace')
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$(info . # To see executed command lines, use LOG=debug)
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$(info )
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$(info . make JOBS=<n> # Run <n> parallel make jobs)
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$(info . # Note that -jN does not work as expected!)
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$(info )
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$(info . make test TEST=<test> # Only run the given test or tests, e.g.)
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$(info . # make test TEST="jdk_lang jdk_net")
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$(info )
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.PHONY: help
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