#
# Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
#
# This code is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License version 2 only, as
# published by the Free Software Foundation.  Oracle designates this
# particular file as subject to the "Classpath" exception as provided
# by Oracle in the LICENSE file that accompanied this code.
#
# This code is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE.  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 is the main part of the Makefile, for the normal case with SPEC specifying a single existing spec.gmk file.

# Now load the spec
include $(SPEC)

# Load the vital tools for all the makefiles. 
include $(SRC_ROOT)/common/makefiles/MakeBase.gmk

# Include the corresponding custom file, if present.
-include $(CUSTOM_MAKE_DIR)/Main.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

# Reset the build timers.
$(eval $(call ResetAllTimers))

# Setup number of jobs to use. -jN is unfortunately not available for us to parse from the command line,
# hence this workaround.
MAKE_ARGS:=$(MAKE_ARGS) -j$(JOBS)

### Main targets

default: jdk
	@$(call CheckIfMakeAtEnd)

all: images docs
	@$(call CheckIfMakeAtEnd)

# Setup a rule for SPEC file that fails if executed. This check makes sure the configuration
# is up to date after changes to configure
$(SPEC): $(wildcard $(SRC_ROOT)/common/autoconf/*)
	@$(ECHO) ERROR: $(SPEC) is not up to date
	@$(ECHO) Please rerun configure!
	@if test "x$(IGNORE_OLD_CONFIG)" != "xtrue"; then exit 1; fi

start-make: $(SPEC)
	@$(call AtMakeStart)

langtools: langtools-only
langtools-only: start-make
	@$(call TargetEnter)
	@($(CD) $(LANGTOOLS_TOPDIR)/makefiles && $(BUILD_LOG_WRAPPER) $(MAKE) $(MAKE_ARGS) -f BuildLangtools.gmk)
	@$(call TargetExit)

corba: langtools corba-only
corba-only: start-make
	@$(call TargetEnter)
	@($(CD) $(CORBA_TOPDIR)/makefiles && $(BUILD_LOG_WRAPPER) $(MAKE) $(MAKE_ARGS) -f BuildCorba.gmk)
	@$(call TargetExit)

jaxp: langtools jaxp-only
jaxp-only: start-make
	@$(call TargetEnter)
	@($(CD) $(JAXP_TOPDIR)/makefiles && $(BUILD_LOG_WRAPPER) $(MAKE) $(MAKE_ARGS) -f BuildJaxp.gmk)
	@$(call TargetExit)

jaxws: langtools jaxp jaxws-only
jaxws-only: start-make
	@$(call TargetEnter)
	@($(CD) $(JAXWS_TOPDIR)/makefiles && $(BUILD_LOG_WRAPPER) $(MAKE) $(MAKE_ARGS) -f BuildJaxws.gmk)
	@$(call TargetExit)

ifeq ($(BUILD_HOTSPOT),true)
hotspot: hotspot-only
hotspot-only: start-make
	@$(call TargetEnter)
	@($(CD) $(SRC_ROOT)/common/makefiles && $(BUILD_LOG_WRAPPER) $(MAKE) $(MAKE_ARGS) -f HotspotWrapper.gmk)
	@$(call TargetExit)
endif

jdk: langtools hotspot corba jaxp jaxws jdk-only
jdk-only: start-make
	@$(call TargetEnter)
	@($(CD) $(JDK_TOPDIR)/makefiles && $(BUILD_LOG_WRAPPER) $(MAKE) $(MAKE_ARGS) -f BuildJdk.gmk $(JDK_TARGET))
	@$(call TargetExit)

nashorn: jdk nashorn-only
nashorn-only: start-make
	@$(call TargetEnter)
	@($(CD) $(NASHORN_TOPDIR)/makefiles && $(BUILD_LOG_WRAPPER) $(MAKE) $(MAKE_ARGS) -f BuildNashorn.gmk)
	@$(call TargetExit)

demos: jdk demos-only
demos-only: start-make
	@$(call TargetEnter)
	@($(CD) $(JDK_TOPDIR)/makefiles && $(BUILD_LOG_WRAPPER) $(MAKE) $(MAKE_ARGS) -f BuildJdk.gmk demos)
	@$(call TargetExit)

# Note: This double-colon rule is intentional, to support
# custom make file integration.
images:: source-tips demos nashorn images-only
images-only: start-make
	@$(call TargetEnter)
	@($(CD) $(JDK_TOPDIR)/makefiles && $(BUILD_LOG_WRAPPER) $(MAKE) $(MAKE_ARGS) -f BuildJdk.gmk images)
	@$(call TargetExit)

overlay-images: source-tips demos overlay-images-only
overlay-images-only: start-make
	@$(call TargetEnter)
	@($(CD) $(JDK_TOPDIR)/makefiles && $(BUILD_LOG_WRAPPER) $(MAKE) $(MAKE_ARGS) -f BuildJdk.gmk overlay-images)
	@$(call TargetExit)

profiles: profiles-oscheck source-tips jdk hotspot profiles-only
profiles-only: start-make
	@$(call TargetEnter)
	@($(CD) $(JDK_TOPDIR)/makefiles && $(BUILD_LOG_WRAPPER) $(MAKE) $(MAKE_ARGS) -f BuildJdk.gmk profiles)
	@$(call TargetExit)

profiles-oscheck:
ifneq ($(OPENJDK_TARGET_OS), linux)
	@echo "Error: The Java SE 8 Compact Profiles are only implemented for Linux at this time" && exit 1
endif

install: images install-only
install-only: start-make
	@$(call TargetEnter)
	@($(CD) $(JDK_TOPDIR)/makefiles && $(BUILD_LOG_WRAPPER) $(MAKE) $(MAKE_ARGS) -f BuildJdk.gmk install)
	@$(call TargetExit)

docs: jdk docs-only
docs-only: start-make
	@$(call TargetEnter)
	@($(CD) $(SRC_ROOT)/common/makefiles/javadoc && $(BUILD_LOG_WRAPPER) $(MAKE) $(MAKE_ARGS) -f Javadoc.gmk docs)
	@$(call TargetExit)

sign-jars: jdk sign-jars-only
sign-jars-only: start-make
	@$(call TargetEnter)
	@($(CD) $(JDK_TOPDIR)/makefiles && $(BUILD_LOG_WRAPPER) $(MAKE) $(MAKE_ARGS) -f BuildJdk.gmk sign-jars)
	@$(call TargetExit)

bootcycle-images: images bootcycle-images-only
bootcycle-images-only: start-make
	@$(ECHO) Boot cycle build step 2: Building a new JDK image using previously built image
	@($(CD) $(SRC_ROOT)/common/makefiles && $(BUILD_LOG_WRAPPER) $(MAKE) SPEC=$(dir $(SPEC))bootcycle-spec.gmk images)

test: images test-only
test-only: start-make
	@$(call TargetEnter)
	@($(CD) $(SRC_ROOT)/test && $(BUILD_LOG_WRAPPER) $(MAKE) -j1 -k MAKEFLAGS= JT_HOME=$(JT_HOME) PRODUCT_HOME=$(JDK_IMAGE_DIR) ALT_OUTPUTDIR=$(OUTPUT_ROOT) CONCURRENCY=$(JOBS) $(TEST)) || true
	@$(call TargetExit)

# Stores the tips for each repository. This file is be used when constructing the jdk image and can be
# used to track the exact sources used to build that image.
source-tips: $(OUTPUT_ROOT)/source_tips
$(OUTPUT_ROOT)/source_tips: FRC
	@$(MKDIR) -p $(@D)
	@$(RM) $@
	@$(call GetSourceTips)


# Remove everything, except the output from configure.
clean: clean-langtools clean-corba clean-jaxp clean-jaxws clean-hotspot clean-jdk clean-nashorn clean-images clean-overlay-images clean-bootcycle-build clean-docs clean-test
	@($(CD) $(OUTPUT_ROOT) && $(RM) -r tmp source_tips build.log* build-trace*.log*)
	@$(ECHO) Cleaned all build artifacts.

# Remove everything, including configure configuration.
# If the output directory was created by configure and now becomes empty, remove it as well.
# FIXME: tmp should not be here, fix ResetTimers instead. And remove spec.sh!
dist-clean: clean
	@($(CD) $(OUTPUT_ROOT) && $(RM) -r *spec.gmk config.* configure-arguments Makefile compare.sh spec.sh tmp javacservers)
	@$(if $(filter $(CONF_NAME),$(notdir $(OUTPUT_ROOT))), \
    if test "x`$(LS) $(OUTPUT_ROOT)`" != x; then \
        $(ECHO) "Warning: Not removing non-empty configuration directory for '$(CONF_NAME)'" ;\
    else \
        ($(CD) $(SRC_ROOT) && $(ECHO) "Removing configuration directory for '$(CONF_NAME)'" && $(RM) -r $(OUTPUT_ROOT)) \
    fi \
  )
	@$(ECHO) Cleaned everything, you will have to re-run configure.

clean-langtools:
	$(call CleanComponent,langtools)
clean-corba:
	$(call CleanComponent,corba)
clean-jaxp:
	$(call CleanComponent,jaxp)
clean-jaxws:
	$(call CleanComponent,jaxws)
clean-hotspot:
	$(call CleanComponent,hotspot)
clean-jdk:
	$(call CleanComponent,jdk)
clean-nashorn:
	$(call CleanComponent,nashorn)
clean-images:
	$(call CleanComponent,images)
clean-overlay-images:
	$(call CleanComponent,overlay-images)
clean-bootcycle-build:
	$(call CleanComponent,bootcycle-build)
clean-docs:
	$(call CleanComponent,docs)
	$(call CleanComponent,docstemp)
clean-test:
	$(call CleanComponent,testoutput)

.PHONY: langtools corba jaxp jaxws hotspot jdk nashorn images overlay-images install test docs
.PHONY: langtools-only corba-only jaxp-only jaxws-only hotspot-only jdk-only nashorn-only images-only overlay-images-only install-only test-only docs-only
.PHONY: all clean dist-clean bootcycle-images start-make
.PHONY: clean-langtools clean-corba clean-jaxp clean-jaxws clean-hotspot clean-jdk clean-nashorn clean-images clean-docs clean-test clean-overlay-images clean-bootcycle-build
.PHONY: profiles profiles-only profiles-oscheck

FRC: # Force target