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46 lines
2.3 KiB
46 lines
2.3 KiB
# Copyright (C) 2015 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# The config file to use when checking style issues
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STYLE_CONFIG := $(LOCAL_PATH)/build/gcheckstyle/tools/java/checkstyle/googlestyle-5.0.xml
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# The jar file to use to perform the checking
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STYLE_JAR := $(LOCAL_PATH)/build/gcheckstyle/google-style-checker_deploy.jar
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# The output file to cache the results of style error checking
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$(LOCAL_PACKAGE_NAME)STYLE_ERRORS_TXT := $(intermediates.COMMON)/$(LOCAL_PACKAGE_NAME)_style_errors.txt
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# The set of input files to check
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$(LOCAL_PACKAGE_NAME)JAVA_FILES = $(shell find $(LOCAL_PATH)/src/ -name '*.java')
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# Updates the JAR file with the new config if the config has changed
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# The config file has to be packaged into the jar, and jar uf command expects the current working directory
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# to match the jar structure
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$(STYLE_JAR): PRIVATE_PATH := $(LOCAL_PATH)
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$(STYLE_JAR) : $(STYLE_CONFIG)
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$(hide) pushd $(PRIVATE_PATH)/build/gcheckstyle && \
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jar uf google-style-checker_deploy.jar tools/java/checkstyle/googlestyle-5.0.xml && \
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popd
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# Rebuilds the style errors text if the style checker or any of the java files have changed
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# FLAG: It may be more efficient to cache individual file results rather than grouping them all together
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$($(LOCAL_PACKAGE_NAME)STYLE_ERRORS_TXT): SOURCES := $($(LOCAL_PACKAGE_NAME)JAVA_FILES)
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$($(LOCAL_PACKAGE_NAME)STYLE_ERRORS_TXT) : $($(LOCAL_PACKAGE_NAME)JAVA_FILES) $(STYLE_JAR)
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$(hide) -/usr/local/buildtools/java/jdk/bin/java -jar $(STYLE_JAR) $(SOURCES) > $@
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# The root of the lint rule which just prints the style errors txt file to the console
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$(LOCAL_PACKAGE_NAME)lint :: $($(LOCAL_PACKAGE_NAME)STYLE_ERRORS_TXT)
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$(hide) $(PRIVATE_PATH)/build/process_style_output.py -omit $(abspath $(PRIVATE_PATH))/ < $< | $(PRIVATE_PATH)/build/colorize_errors.py
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