"""Generate zipped aar file including different variants of .so in jni folder."""
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load("@build_bazel_rules_android//android:rules.bzl", "android_binary")
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def aar_with_jni(name, android_library):
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# Generate dummy AndroidManifest.xml for dummy apk usage
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# (dummy apk is generated by <name>_dummy_app_for_so target below)
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native.genrule(
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name = name + "_binary_manifest_generator",
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outs = [name + "_generated_AndroidManifest.xml"],
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cmd = """
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cat > $(OUTS) <<EOF
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<manifest
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xmlns:android="http://schemas.android.com/apk/res/android"
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package="dummy.package.for.so">
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<uses-sdk android:minSdkVersion="999"/>
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</manifest>
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EOF
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""",
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)
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# Generate dummy apk including .so files and later we extract out
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# .so files and throw away the apk.
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android_binary(
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name = name + "_dummy_app_for_so",
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aapt_version = "aapt",
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manifest = name + "_generated_AndroidManifest.xml",
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custom_package = "dummy.package.for.so",
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deps = [android_library],
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# In some platforms we don't have an Android SDK/NDK and this target
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# can't be built. We need to prevent the build system from trying to
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# use the target in that case.
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tags = [
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"manual",
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"no_cuda_on_cpu_tap",
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],
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)
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native.genrule(
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name = name,
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srcs = [android_library + ".aar", name + "_dummy_app_for_so_unsigned.apk"],
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outs = [name + ".aar"],
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tags = ["manual"],
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cmd = """
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cp $(location {}.aar) $(location :{}.aar)
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chmod +w $(location :{}.aar)
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origdir=$$PWD
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cd $$(mktemp -d)
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unzip $$origdir/$(location :{}_dummy_app_for_so_unsigned.apk) "lib/*"
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cp -r lib jni
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zip -r $$origdir/$(location :{}.aar) jni/*/*.so
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""".format(android_library, name, name, name, name),
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)
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