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