Add list_releases command

#!/bin/bash

# Copyright (C) 2024 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.

if [[ $# -eq 1 ]]; then

    # Override anything that's already set

    export TARGET_PRODUCT=$1

elif [[ -z $TARGET_PRODUCT ]]; then

    echo "Usage: list_releases [PRODUCT]" 1>&2

    echo "" 1>&2

    echo "If the optional PRODUCT parameter is bit provided, then TARGET_PRODUCT" 1>&2

    echo "must have been set, for example by lunch or banchan." 1>&2

    exit 1

fi

# Common script utilities

source $(cd $(dirname $BASH_SOURCE) &> /dev/null && pwd)/../../make/shell_utils.sh

require_top

# In almost call cases including get_build_var, TARGET_RELEASE is required,

# but the list of available products is not dependent on the release config

# (but note that the list of available release configs is dependent on the

# product). So for list_products, we'll just set it to trunk_staging, which

# exists everwhere, so we don't trigger the unspecified TARGET_RELEASE error.

# We also unset TARGET_BUILD_APPS, so it doesn't interfere.

TARGET_RELEASE=trunk_staging TARGET_BUILD_APPS= $TOP/build/soong/soong_ui.bash --dumpvar-mode ALL_RELEASE_CONFIGS_FOR_PRODUCT | sed 's/ /\n/g'

exit $?

	if targetRelease != config.Name {

		data += fmt.Sprintf("# User specified TARGET_RELEASE=%s\n", targetRelease)

	}

	// The variable _all_release_configs will get deleted during processing, so do not mark it read-only.

	data += fmt.Sprintf("_all_release_configs := %s\n", strings.Join(configs.GetAllReleaseNames(), " "))

	// As it stands this list is not per-product, but conceptually it is, and will be.

	data += fmt.Sprintf("ALL_RELEASE_CONFIGS_FOR_PRODUCT :=$= %s\n", strings.Join(configs.GetAllReleaseNames(), " "))

	data += fmt.Sprintf("_used_files := %s\n", strings.Join(config.GetSortedFileList(), " "))

	data += fmt.Sprintf("_ALL_RELEASE_FLAGS :=$= %s\n", strings.Join(names, " "))

	for _, pName := range pNames {