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230 lines
9.1 KiB
Plaintext
230 lines
9.1 KiB
Plaintext
#
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# Copyright (c) 2012, 2015, 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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################################################################################
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# This is the bootstrapping part of the build. This file is included from the
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# top level Makefile, and is responsible for launching the Main.gmk file with
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# the proper make and the proper make arguments.
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################################################################################
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# This must be the first rule
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default:
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.PHONY: 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.
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.NOTPARALLEL:
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# If included from the top-level Makefile then topdir is set, but not when
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# recursively calling ourself with a spec.
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ifeq ($(topdir),)
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topdir := $(strip $(patsubst %/make/, %, $(dir $(lastword $(MAKEFILE_LIST)))))
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endif
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# Our helper functions. Will include $(SPEC) if $(HAS_SPEC) is true.
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include $(topdir)/make/InitSupport.gmk
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# Here are "global" targets, i.e. targets that can be executed without having a configuration.
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# This will define ALL_GLOBAL_TARGETS.
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include $(topdir)/make/Help.gmk
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# Extract main targets from Main.gmk.
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ifneq ($(any_spec_file), )
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ifeq ($(wildcard $(dir $(any_spec_file))/make-support/module-deps.gmk),)
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# If make-support does not exist, we need to build the genmodules java tool first.
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$(info Creating data for first make execution in new configuration...)
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ignore_output := $(shell $(MAKE) -r -R -f $(topdir)/make/Main.gmk \
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-I $(topdir)/make/common SPEC=$(any_spec_file) NO_RECIPES=true FRC)
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$(info Done)
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endif
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ALL_MAIN_TARGETS := $(shell $(MAKE) -r -R -f $(topdir)/make/Main.gmk \
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-I $(topdir)/make/common SPEC=$(any_spec_file) NO_RECIPES=true print-targets)
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else
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# Without at least a single valid configuration, we cannot extract any real
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# targets. To provide a helpful error message about the missing configuration
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# later on, accept whatever targets the user has provided for now.
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ALL_MAIN_TARGETS := $(if $(MAKECMDGOALS), $(MAKECMDGOALS), default)
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endif
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# Targets provided by this file.
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ALL_INIT_TARGETS := reconfigure
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ALL_TARGETS := $(sort $(ALL_GLOBAL_TARGETS) $(ALL_MAIN_TARGETS) $(ALL_INIT_TARGETS))
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ifneq ($(findstring qp, $(MAKEFLAGS)),)
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##############################################################################
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# When called with -qp, assume an external part (e.g. bash completion) is trying
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# to understand our targets. Just list our targets and do no more checking.
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##############################################################################
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$(ALL_TARGETS):
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.PHONY: $(ALL_TARGETS)
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else ifeq ($(HAS_SPEC),)
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##############################################################################
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# This is the normal case, we have been called from the command line by the
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# user and we need to call ourself back with a proper SPEC.
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##############################################################################
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$(eval $(call CheckControlVariables))
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$(eval $(call CheckDeprecatedEnvironment))
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$(eval $(call CheckInvalidMakeFlags))
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$(eval $(call ParseConfCheckOption))
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# Check that the LOG given is valid, and set LOG_LEVEL, LOG_NOFILE and MAKE_LOG_FLAGS.
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$(eval $(call ParseLogLevel))
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ifneq ($(findstring $(LOG_LEVEL),info debug trace),)
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$(info Running make as '$(strip $(MAKE) $(MFLAGS) $(COMMAND_LINE_VARIABLES) $(MAKECMDGOALS))')
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endif
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# CALLED_TARGETS is the list of targets that the user provided,
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# or "default" if unspecified.
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CALLED_TARGETS := $(if $(MAKECMDGOALS), $(MAKECMDGOALS), default)
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CALLED_SPEC_TARGETS := $(filter $(ALL_MAIN_TARGETS) $(ALL_INIT_TARGETS), $(CALLED_TARGETS))
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ifneq ($(CALLED_SPEC_TARGETS),)
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# We have at least one non-global target, which need a SPEC
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$(eval $(call ParseConfAndSpec))
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# Now SPECS contain 1..N spec files (otherwise ParseConfAndSpec fails)
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INIT_TARGETS := $(filter $(ALL_INIT_TARGETS), $(CALLED_SPEC_TARGETS))
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SEQUENTIAL_TARGETS := $(filter dist-clean clean%, $(CALLED_SPEC_TARGETS))
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PARALLEL_TARGETS := $(filter-out $(INIT_TARGETS) $(SEQUENTIAL_TARGETS), $(CALLED_SPEC_TARGETS))
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# The spec files depend on the autoconf source code. This check makes sure
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# the configuration is up to date after changes to configure.
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$(SPECS): $(wildcard $(topdir)/common/autoconf/*)
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ifeq ($(CONF_CHECK), fail)
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@echo "Error: The configuration is not up to date for '$(lastword $(subst /, , $(dir $@)))'."
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$(call PrintConfCheckFailed)
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@exit 2
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else ifeq ($(CONF_CHECK), auto)
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@echo "Note: The configuration is not up to date for '$(lastword $(subst /, , $(dir $@)))'."
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@( cd $(topdir) && \
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$(MAKE) $(MFLAGS) $(MAKE_LOG_FLAGS) -f $(topdir)/make/Init.gmk SPEC=$@ HAS_SPEC=true \
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reconfigure )
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else ifeq ($(CONF_CHECK), ignore)
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# Do nothing
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endif
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# Unless reconfigure is explicitely called, let all targets depend on the spec files to be up to date.
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ifeq ($(findstring reconfigure, $(CALLED_SPEC_TARGETS)), )
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$(CALLED_SPEC_TARGETS): $(SPECS)
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endif
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# The recipe will be run once for every target specified, but we only want to execute the
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# recipe a single time, hence the TARGET_DONE with a dummy command if true.
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$(ALL_MAIN_TARGETS) $(ALL_INIT_TARGETS):
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@$(if $(TARGET_DONE), \
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true \
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, \
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$(foreach spec, $(SPECS), \
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( cd $(topdir) && \
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$(MAKE) $(MFLAGS) $(MAKE_LOG_FLAGS) -j 1 -f $(topdir)/make/Init.gmk \
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SPEC=$(spec) HAS_SPEC=true \
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USER_MAKE_VARS="$(USER_MAKE_VARS)" MAKE_LOG_FLAGS=$(MAKE_LOG_FLAGS) \
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LOG_LEVEL=$(LOG_LEVEL) LOG_NOFILE=$(LOG_NOFILE) \
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INIT_TARGETS="$(INIT_TARGETS)" SEQUENTIAL_TARGETS="$(SEQUENTIAL_TARGETS)" \
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PARALLEL_TARGETS="$(PARALLEL_TARGETS)" \
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main ) && \
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) true \
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$(eval TARGET_DONE=true) \
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)
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.PHONY: $(ALL_MAIN_TARGETS) $(ALL_INIT_TARGETS)
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endif # has $(CALLED_SPEC_TARGETS)
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else # HAS_SPEC=true
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##############################################################################
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# Now we have a spec. This part provides the "main" target that acts as a
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# trampoline to call the Main.gmk with the value of $(MAKE) found in the spec
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# file.
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##############################################################################
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ifeq ($(LOG_NOFILE), true)
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# Disable log wrapper if LOG=[level,]nofile was given
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override BUILD_LOG_WRAPPER :=
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endif
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ifeq ($(OUTPUT_SYNC_SUPPORTED), true)
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OUTPUT_SYNC_FLAG := -O$(OUTPUT_SYNC)
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endif
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$(eval $(call CheckSpecSanity))
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reconfigure:
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ifneq ($(CONFIGURE_COMMAND_LINE), )
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$(ECHO) "Re-running configure using arguments '$(CONFIGURE_COMMAND_LINE)'"
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else
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$(ECHO) "Re-running configure using default settings"
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endif
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( cd $(OUTPUT_ROOT) && PATH="$(ORIGINAL_PATH)" \
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$(BASH) $(TOPDIR)/configure $(CONFIGURE_COMMAND_LINE) )
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main-init:
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$(call RotateLogFiles)
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$(BUILD_LOG_WRAPPER) $(PRINTF) "Building target(s) '$(strip \
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$(INIT_TARGETS) $(SEQUENTIAL_TARGETS) $(PARALLEL_TARGETS) \
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)' in configuration '$(CONF_NAME)'\n"
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# MAKEOVERRIDES is automatically set and propagated by Make to sub-Make calls.
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# We need to clear it of the init-specific variables. The user-specified
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# variables are explicitely propagated using $(USER_MAKE_VARS).
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main: MAKEOVERRIDES :=
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main: $(INIT_TARGETS) main-init
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ifneq ($(SEQUENTIAL_TARGETS), )
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# Don't touch build output dir since we might be cleaning. That means
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# no log wrapper.
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( cd $(TOPDIR) && \
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$(MAKE) $(MAKE_ARGS) -j 1 -f make/Main.gmk $(USER_MAKE_VARS) \
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$(SEQUENTIAL_TARGETS) \
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)
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endif
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ifneq ($(PARALLEL_TARGETS), )
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$(call StartGlobalTimer)
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$(call PrepareSmartJavac)
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( cd $(TOPDIR) && \
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$(BUILD_LOG_WRAPPER) $(MAKE) $(MAKE_ARGS) $(OUTPUT_SYNC_FLAG) \
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-j $(JOBS) -f make/Main.gmk $(USER_MAKE_VARS) \
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$(PARALLEL_TARGETS) \
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)
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$(call CleanupSmartJavac)
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$(call StopGlobalTimer)
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$(call ReportBuildTimes)
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endif
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$(BUILD_LOG_WRAPPER) $(PRINTF) "Finished building target(s) '$(strip \
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$(INIT_TARGETS) $(SEQUENTIAL_TARGETS) $(PARALLEL_TARGETS) \
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)' in configuration '$(CONF_NAME)'\n"
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.PHONY: reconfigure main-init main
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endif
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