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- #! /bin/bash -uv
- #
- # Build kzip files (source files for the indexing pipeline) for the given configuration,
- # merge them and place the resulting all.kzip into $DIST_DIR.
- # It is assumed that the current directory is the top of the source tree.
- # The following environment variables affect the result:
- # BUILD_NUMBER build number, used to generate unique ID (will use UUID if not set)
- # SUPERPROJECT_SHA superproject sha, used to generate unique id (will use BUILD_NUMBER if not set)
- # SUPERPROJECT_REVISION superproject revision, used for unique id if defined as a sha
- # KZIP_NAME name of the output file (will use SUPERPROJECT_REVISION|SUPERPROJECT_SHA|BUILD_NUMBER|UUID if not set)
- # DIST_DIR where the resulting all.kzip will be placed
- # KYTHE_KZIP_ENCODING proto or json (proto is default)
- # KYTHE_JAVA_SOURCE_BATCH_SIZE maximum number of the Java source files in a compilation unit
- # OUT_DIR output directory (out if not specified})
- # TARGET_BUILD_VARIANT variant, e.g., `userdebug`
- # TARGET_PRODUCT target device name, e.g., 'aosp_blueline'
- # XREF_CORPUS source code repository URI, e.g., 'android.googlesource.com/platform/superproject'
- # If the SUPERPROJECT_REVISION is defined as a sha, use this as the default value if no
- # SUPERPROJECT_SHA is specified.
- if [[ ${SUPERPROJECT_REVISION:-} =~ [0-9a-f]{40} ]]; then
- : ${KZIP_NAME:=${SUPERPROJECT_REVISION:-}}
- fi
- : ${KZIP_NAME:=${SUPERPROJECT_SHA:-}}
- : ${KZIP_NAME:=${BUILD_NUMBER:-}}
- : ${KZIP_NAME:=$(uuidgen)}
- : ${KYTHE_JAVA_SOURCE_BATCH_SIZE:=500}
- : ${KYTHE_KZIP_ENCODING:=proto}
- : ${XREF_CORPUS:?should be set}
- export KYTHE_JAVA_SOURCE_BATCH_SIZE KYTHE_KZIP_ENCODING
- # The extraction might fail for some source files, so run with -k and then check that
- # sufficiently many files were generated.
- declare -r out="${OUT_DIR:-out}"
- # Build extraction files and `merge_zips` which we use later.
- kzip_targets=(
- merge_zips
- xref_cxx
- xref_java
- # TODO: b/286390153 - reenable rust
- # xref_rust
- )
- build/soong/soong_ui.bash --build-mode --all-modules --skip-soong-tests --dir=$PWD -k "${kzip_targets[@]}"
- # Build extraction file for Go the files in build/{blueprint,soong} directories.
- declare -r abspath_out=$(realpath "${out}")
- declare -r go_extractor=$(realpath prebuilts/build-tools/linux-x86/bin/go_extractor)
- declare -r go_root=$(realpath prebuilts/go/linux-x86)
- declare -r source_root=$PWD
- # For the Go code, we invoke the extractor directly. The two caveats are that
- # the extractor's rewrite rules are generated on the fly as they depend on the
- # value of XREF_CORPUS, and that the name of the kzip file is derived from the
- # directory name by replacing '/' with '_'.
- # Go extractor should succeed.
- declare -ar go_modules=(build/blueprint build/soong
- build/make/tools/canoninja build/make/tools/compliance build/make/tools/rbcrun)
- set -e
- for dir in "${go_modules[@]}"; do
- (cd "$dir";
- outfile=$(echo "$dir" | sed -r 's|/|_|g;s|(.*)|\1.go.kzip|');
- KYTHE_ROOT_DIRECTORY="${source_root}" "$go_extractor" --goroot="$go_root" \
- --rules=<(printf '[{"pattern": "(.*)","vname": {"path": "@1@", "corpus":"%s"}}]' "${XREF_CORPUS}") \
- --canonicalize_package_corpus --output "${abspath_out}/soong/$outfile" ./...
- )
- done
- set +e
- declare -r kzip_count=$(find "$out" -name '*.kzip' | wc -l)
- (($kzip_count>100000)) || { printf "Too few kzip files were generated: %d\n" $kzip_count; exit 1; }
- # Pack
- declare -r allkzip="$KZIP_NAME.kzip"
- "$out/host/linux-x86/bin/merge_zips" "$DIST_DIR/$allkzip" @<(find "$out" -name '*.kzip')
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