make/CompileCommands.gmk
author herrick
Thu, 25 Jul 2019 08:24:01 -0400
branchJDK-8200758-branch
changeset 57532 eb0bd96672f4
parent 52022 804792ce736f
permissions -rw-r--r--
Merge
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#
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# Copyright (c) 2018, 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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default: all
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include $(SPEC)
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include MakeBase.gmk
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# When FIXPATH is set, let it process the file to make sure all paths are usable
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# by system native tools. The FIXPATH tool assumes arguments preceeded by an @
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# character points to a text file containing further arguments (similar to a
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# linker). It replaces any such arguments with a different temporary filename,
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# whose contents has been processed to make any paths native. To obtain a
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# properly processed compile_commands.json, FIXPATH is then made to invoke an
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# AWK script with the unprocessed json file as the only argument, prepended with
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# an @ character. The AWK script simply copies the contents of this processed
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# file.
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#
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# The sed command encloses the fragments inside brackets and removes the final
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# trailing comma.
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$(OUTPUTDIR)/compile_commands.json: $(wildcard $(MAKESUPPORT_OUTPUTDIR)/compile-commands/*.json)
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	$(call LogWarn, Updating compile_commands.json)
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	$(RM) $@
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	$(FIND) $(MAKESUPPORT_OUTPUTDIR)/compile-commands/ -name \*.json | \
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	    $(SORT) | $(XARGS) $(CAT) >> $@.tmp
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	$(if $(FIXPATH),$(FIXPATH) $(AWK) 'BEGIN { \
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	    tmpfile = substr(ARGV[2],2); \
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	    cmd = "$(CP) " "\047" tmpfile "\047" " $@.tmp"; \
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	    system(cmd); \
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	}' -- @$@.tmp)
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	$(SED) -e '1s/^/[\$(NEWLINE)/' -e '$(DOLLAR)s/,\s\{0,\}$(DOLLAR)/\$(NEWLINE)]/' $@.tmp > $@
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	$(RM) $@.tmp
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TARGETS += $(OUTPUTDIR)/compile_commands.json
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all: $(TARGETS)
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.PHONY: all