71 lines
2.8 KiB
Plaintext
71 lines
2.8 KiB
Plaintext
#
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# Copyright (c) 2014, 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: all
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include $(SPEC)
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include MakeBase.gmk
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include CommonLangtools.gmk
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# GenStubs is used to bootstrap any dependencies from javac to the new JDK that is not
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# yet built. It is currently not needed but might be again in the future. The following
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# exercises the functionality to verify that it works.
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TOOL_GENSTUBS_CMD = $(JAVA) \
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"-Xbootclasspath/p:$(INTERIM_LANGTOOLS_JAR)" \
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genstubs.GenStubs
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# We fetch source from the JDK...
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JDKS := $(JDK_TOPDIR)/src/share/classes
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# Build the list of classes to generate stubs from. java/util/function/Predicate.java isn't
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# currently needed, but is used as a demo for now.
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STUBSOURCES := $(shell $(FIND) $(JDKS) -name "*.java" | $(GREP) \
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-e "$(JDKS)/java/util/function/Predicate.java")
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# Rewrite the file names into class names because the GenStubs tool require this.
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STUBCLASSES := $(subst /,., $(patsubst $(JDKS)/%.java, %, $(STUBSOURCES)))
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# Now setup the build recipe for genstubs.
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$(LANGTOOLS_OUTPUTDIR)/genstubs/_the_stubs: $(STUBSOURCES)
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$(MKDIR) -p $(@D)
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$(MKDIR) -p $(LANGTOOLS_OUTPUTDIR)/tmpstubs
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$(ECHO) $(LOG_INFO) Generating stubs from JDK sources.
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$(TOOL_GENSTUBS_CMD) -s $(LANGTOOLS_OUTPUTDIR)/tmpstubs -sourcepath $(JDKS) $(STUBCLASSES)
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if $(DIFF) -x "_the*" -rq $(LANGTOOLS_OUTPUTDIR)/tmpstubs $(LANGTOOLS_OUTPUTDIR)/genstubs \
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> /dev/null 2>&1; then \
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$(ECHO) $(LOG_INFO) No changes in the stubs!; \
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$(RM) -r $(LANGTOOLS_OUTPUTDIR)/tmpstubs; \
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else \
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$(ECHO) $(LOG_INFO) Changes in stubs detected!; \
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$(RM) -r $(@D); \
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$(MV) $(LANGTOOLS_OUTPUTDIR)/tmpstubs $(@D); \
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fi
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$(TOUCH) $@
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all: $(LANGTOOLS_OUTPUTDIR)/genstubs/_the_stubs
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