Merge "add script to help override flag value locally" into main am: 6aa030026c
Original change: https://android-review.googlesource.com/c/platform/build/+/2783484
Change-Id: Ibf38865a7feeef6b12ae5e7ff281c296eb7a925d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/envsetup.sh b/envsetup.sh
index 9d27c9d..af6695f 100644
--- a/envsetup.sh
+++ b/envsetup.sh
@@ -2054,6 +2054,11 @@
"$ANDROID_SOONG_HOST_OUT"/bin/avbtool $@
}
+function overrideflags() {
+ local T="$(gettop)"
+ (\cd "${T}" && build/make/tools/overrideflags.sh "$@")
+}
+
validate_current_shell
set_global_paths
source_vendorsetup
diff --git a/tools/aconfig/overrideflags/overrideflags.py b/tools/aconfig/overrideflags/overrideflags.py
new file mode 100644
index 0000000..480af08
--- /dev/null
+++ b/tools/aconfig/overrideflags/overrideflags.py
@@ -0,0 +1,111 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2023 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+"""Create Aconfig value building rules.
+
+This script will help to create Aconfig flag value building rules. It will
+parse necessary information in the value file to create the building rules, but
+it will not validate the value file. The validation will defer to the building
+system.
+"""
+
+import argparse
+import pathlib
+import re
+import sys
+
+
+_VALUE_LIST_TEMPLATE: str = """
+VALUE_LIST_LIST = [{}]
+"""
+
+_ACONFIG_VALUES_TEMPLATE: str = """
+aconfig_values {{
+ name: "aconfig-local-{}",
+ package: "{}",
+ srcs: [
+ "{}",
+ ]
+}}
+"""
+
+_PACKAGE_REGEX = re.compile(r"^package\:\s*\"([\w\d\.]+)\"")
+_ANDROID_BP_FILE_NAME = r"Android.bp"
+
+
+def _parse_packages(file: pathlib.Path) -> set[str]:
+ packages = set()
+ with open(file) as f:
+ for line in f:
+ line = line.strip()
+ package_match = _PACKAGE_REGEX.match(line)
+ if package_match is None:
+ continue
+ package_name = package_match.group(1)
+ packages.add(package_name)
+
+ return packages
+
+
+def _create_android_bp(packages: set[str], file_name: str) -> str:
+ android_bp = ""
+ value_list = ",\n ".join(map(lambda n: "aconfig-local-" + n, packages))
+ if value_list:
+ value_list = "\n " + value_list + "\n"
+ android_bp += _VALUE_LIST_TEMPLATE.format(value_list) + "\n"
+
+ for package in packages:
+ android_bp += _ACONFIG_VALUES_TEMPLATE.format(package, package, file_name)
+ android_bp += "\n"
+
+ return android_bp
+
+
+def _write_android_bp(new_android_bp: str, out: pathlib.Path) -> None:
+ if not out.is_dir():
+ out.mkdir(parents=True, exist_ok=True)
+
+ output = out.joinpath(_ANDROID_BP_FILE_NAME)
+ with open(output, "w+") as f:
+ f.write(new_android_bp)
+
+
+def main(args):
+ """Program entry point."""
+ args_parser = argparse.ArgumentParser()
+ args_parser.add_argument(
+ "--overrides",
+ required=True,
+ help="The path to override file.",
+ )
+ args_parser.add_argument(
+ "--out",
+ required=True,
+ help="The path to output directory.",
+ )
+
+ args = args_parser.parse_args(args)
+ file = pathlib.Path(args.overrides)
+ out = pathlib.Path(args.out)
+ if not file.is_file():
+ raise FileNotFoundError(f"File '{file}' is not found")
+
+ packages = _parse_packages(file)
+ new_android_bp = _create_android_bp(packages, file.name)
+ _write_android_bp(new_android_bp, out)
+
+
+if __name__ == "__main__":
+ main(sys.argv[1:])
diff --git a/tools/overrideflags.sh b/tools/overrideflags.sh
new file mode 100755
index 0000000..ff311dd
--- /dev/null
+++ b/tools/overrideflags.sh
@@ -0,0 +1,99 @@
+#!/bin/bash -e
+# Copyright (C) 2023 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
+source $(cd $(dirname $BASH_SOURCE) &> /dev/null && pwd)/../../make/shell_utils.sh
+require_top
+
+function print_help() {
+ echo -e "overrideflags is used to set default value for local build."
+ echo -e "\nOptions:"
+ echo -e "\t--release-config \tPath to release configuration directory. Required"
+ echo -e "\t--no-edit \tIf present, skip editing flag value file."
+ echo -e "\t-h/--help \tShow this help."
+}
+
+function main() {
+ while (($# > 0)); do
+ case $1 in
+ --release-config)
+ if [[ $# -le 1 ]]; then
+ echo "--release-config requires a path"
+ return 1
+ fi
+ local release_config_dir="$2"
+ shift 2
+ ;;
+ --no-edit)
+ local no_edit="true"
+ shift 1
+ ;;
+ -h|--help)
+ print_help
+ return
+ ;;
+ *)
+ echo "$1 is unrecognized"
+ print_help
+ return 1
+ ;;
+ esac
+ done
+
+
+
+ case $(uname -s) in
+ Darwin)
+ local host_arch=darwin-x86
+ ;;
+ Linux)
+ local host_arch=linux-x86
+ ;;
+ *)
+ >&2 echo Unknown host $(uname -s)
+ return
+ ;;
+ esac
+
+ if [[ -z "${release_config_dir}" ]]; then
+ echo "Please provide release configuration path by --release-config"
+ exit 1
+ elif [ ! -d "${release_config_dir}" ]; then
+ echo "${release_config_dir} is an invalid directory"
+ exit 1
+ fi
+ local T="$(gettop)"
+ local aconfig_dir="${T}"/build/make/tools/aconfig/
+ local overrideflag_py="${aconfig_dir}"/overrideflags/overrideflags.py
+ local overridefile="${release_config_dir}/aconfig/override_values.textproto"
+
+ # Edit override file
+ if [[ -z "${no_edit}" ]]; then
+ editor="${EDITOR:-$(which vim)}"
+
+ eval "${editor} ${overridefile}"
+ if [ $? -ne 0 ]; then
+ echo "Fail to set override values"
+ return 1
+ fi
+ fi
+
+ ${T}/prebuilts/build-tools/${host_arch}/bin/py3-cmd -u "${overrideflag_py}" \
+ --overrides "${overridefile}" \
+ --out "${release_config_dir}/aconfig"
+}
+
+
+main "$@"