#
# Copyright (c) 2016, 2019, 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.
#

default: all

include $(SPEC)
include MakeBase.gmk

GENSRC_DIR := $(SUPPORT_OUTPUTDIR)/gensrc/$(MODULE)
SRC_DIR := $(TOPDIR)/src/$(MODULE)/share/classes

################################################################################

PROC_SRC_SUBDIRS := \
    org.graalvm.compiler.hotspot.management \
    #

PROC_SRC_DIRS := $(patsubst %, $(SRC_DIR)/%/src, $(PROC_SRC_SUBDIRS))

PROC_SRCS := $(filter %.java, $(call FindFiles, $(PROC_SRC_DIRS)))

ALL_SRC_DIRS := $(SRC_DIR) $(wildcard $(SRC_DIR)/*/src)
SOURCEPATH := $(call PathList, $(ALL_SRC_DIRS))

PROCESSOR_JARS := \
    $(BUILDTOOLS_OUTPUTDIR)/jdk.vm.compiler.serviceprovider.processor.jar \
    #
PROCESSOR_PATH := $(call PathList, $(PROCESSOR_JARS))

$(GENSRC_DIR)/_gensrc_proc_done: $(PROC_SRCS) $(PROCESSOR_JARS)
	$(call MakeDir, $(@D))
	$(eval $(call ListPathsSafely,PROC_SRCS,$(@D)/_gensrc_proc_files))
	$(JAVA) $(NEW_JAVAC) \
	    -XDignore.symbol.file \
	    --upgrade-module-path $(JDK_OUTPUTDIR)/modules --system none \
	    -sourcepath $(SOURCEPATH) \
	    -implicit:none \
	    -proc:only \
	    -processorpath $(PROCESSOR_PATH) \
	    -d $(GENSRC_DIR) \
	    -s $(GENSRC_DIR) \
	    @$(@D)/_gensrc_proc_files
	$(TOUCH) $@

TARGETS += $(GENSRC_DIR)/_gensrc_proc_done

################################################################################

$(GENSRC_DIR)/module-info.java.extra: $(GENSRC_DIR)/_gensrc_proc_done
	$(ECHO) "" > $@;
	($(CD) $(GENSRC_DIR)/META-INF/providers && \
	    p=""; \
	    impl=""; \
	    for i in $$($(NAWK) '$$0=FILENAME" "$$0' * | $(SORT) -k 2 | $(SED) 's/ .*//'); do \
	      c=$$($(CAT) $$i | $(TR) -d '\n\r'); \
	      if test x$$p != x$$c; then \
                if test x$$p != x; then \
	          $(ECHO) "    ;" >> $@; \
	        fi; \
	        $(ECHO) "provides $$c with" >> $@; \
                p=$$c; \
	        impl=""; \
	      fi; \
              if test x$$impl != x; then \
	        $(ECHO) "  , $$i" >> $@; \
              else \
	        $(ECHO) "    $$i" >> $@; \
              fi; \
              impl=$$i; \
	    done); \
	$(ECHO) "    ;" >> $@;

TARGETS += $(GENSRC_DIR)/module-info.java.extra

################################################################################

all: $(TARGETS)

.PHONY: default all