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- #!/bin/bash -e
- # This script is similar to "m" but builds in --soong-only mode, and handles
- # special cases to make that mode work. All arguments are passed on to
- # build/soong/soong_ui.bash.
- #
- # --soong-only bypasses the kati step and hence the make logic that e.g. doesn't
- # handle more than two device architectures. It is particularly intended for use
- # with TARGET_PRODUCT=mainline_sdk to build 'sdk' and 'module_export' Soong
- # modules in TARGET_ARCH_SUITE=mainline_sdk mode so that they get all four
- # device architectures (artifacts get installed in $OUT_DIR/soong/mainline-sdks
- # - cf PathForMainlineSdksInstall in android/paths.go).
- #
- # TODO(b/174315599): Replace this script completely with a 'soong_ui.bash
- # --soong-only' invocation. For now it is still necessary to set up
- # build_number.txt.
- if [ ! -e build/soong/soong_ui.bash ]; then
- echo "$0 must be run from the top of the tree"
- exit 1
- fi
- export OUT_DIR=${OUT_DIR:-out}
- if [ -e ${OUT_DIR}/soong/.soong.kati_enabled ]; then
- # If ${OUT_DIR} has been created without --soong-only, Soong will create an
- # ${OUT_DIR}/soong/build.ninja that leaves out many targets which are
- # expected to be supplied by the .mk files, and that might cause errors in
- # "m --soong-only" below. We therefore default to a different out dir
- # location in that case.
- AML_OUT_DIR=out/aml
- echo "Avoiding in-make OUT_DIR '${OUT_DIR}' - building in '${AML_OUT_DIR}' instead"
- OUT_DIR=${AML_OUT_DIR}
- fi
- mkdir -p ${OUT_DIR}/soong
- # The --dumpvars-mode invocation will run Soong in normal make mode where it
- # creates .soong.kati_enabled. That would clobber our real out directory, so we
- # need to use a different OUT_DIR.
- vars="$(OUT_DIR=${OUT_DIR}/dumpvars_mode build/soong/soong_ui.bash \
- --dumpvars-mode --vars=BUILD_NUMBER)"
- # Assign to a variable and eval that, since bash ignores any error status
- # from the command substitution if it's directly on the eval line.
- eval $vars
- # Some Soong build rules may require this, and the failure mode if it's missing
- # is confusing (b/172548608).
- echo -n ${BUILD_NUMBER} > ${OUT_DIR}/soong/build_number.txt
- build/soong/soong_ui.bash --make-mode --soong-only "$@"
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