c113a70221
So that we have a more restricted enviornment for this new configuration axis that can also be imported into other tools more easily. Test: Manually Change-Id: Iabce1919f6d6f57a256ae144784af7c47622b54d
91 lines
3.9 KiB
Python
91 lines
3.9 KiB
Python
# Copyright (C) 2023 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# Partitions that get build system flag summaries
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_flag_partitions = [
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"product",
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"system",
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"system_ext",
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"vendor",
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]
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def _combine_dicts_no_duplicate_keys(dicts):
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result = {}
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for d in dicts:
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for k, v in d.items():
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if k in result:
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fail("Duplicate key: " + k)
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result[k] = v
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return result
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def release_config(target_release, flag_definitions, config_maps, fail_if_no_release_config = True):
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result = {
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"_ALL_RELEASE_FLAGS": [flag.name for flag in flag_definitions],
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}
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all_flags = {}
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for flag in flag_definitions:
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if sorted(dir(flag)) != ["default", "name", "partitions"]:
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fail("Flag structs must contain 3 fields: name, partitions, and default")
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if not flag.partitions:
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fail("At least 1 partition is required")
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for partition in flag.partitions:
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if partition == "all":
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if len(flag.partitions) > 1:
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fail("\"all\" can't be combined with other partitions: " + str(flag.partitions))
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elif partition not in _flag_partitions:
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fail("Invalid partition: " + flag.partition + ", allowed partitions: " + str(_flag_partitions))
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if not flag.name.startswith("RELEASE_"):
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fail("Release flag names must start with RELEASE_")
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if " " in flag.name or "\t" in flag.name or "\n" in flag.name:
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fail("Flag names must not contain whitespace.")
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if flag.name in all_flags:
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fail("Duplicate declaration of flag " + flag.name)
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all_flags[flag.name] = True
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default = flag.default
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if type(default) == "bool":
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default = "true" if default else ""
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result["_ALL_RELEASE_FLAGS." + flag.name + ".PARTITIONS"] = flag.partitions
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result["_ALL_RELEASE_FLAGS." + flag.name + ".DEFAULT"] = default
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result["_ALL_RELEASE_FLAGS." + flag.name + ".VALUE"] = default
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# If TARGET_RELEASE is set, fail if there is no matching release config
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# If it isn't set, no release config files will be included and all flags
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# will get their default values.
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if target_release:
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config_map = _combine_dicts_no_duplicate_keys(config_maps)
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if target_release not in config_map:
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fail("No release config found for TARGET_RELEASE: " + target_release + ". Available releases are: " + str(config_map.keys()))
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release_config = config_map[target_release]
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if sorted(dir(release_config)) != ["flags", "release_version"]:
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fail("A release config must be a struct with a flags and release_version fields")
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result["_RELEASE_VERSION"] = release_config.release_version
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for flag in release_config.flags:
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if sorted(dir(release_config)) != ["name", "value"]:
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fail("A flag be a struct with name and value fields")
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if flag.name not in all_flags:
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fail("Undeclared build flag: " + flag.name)
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value = flag.value
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if type(value) == "bool":
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value = "true" if value else ""
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result["_ALL_RELEASE_FLAGS." + flag.name + ".VALUE"] = value
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elif fail_if_no_release_config:
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fail("FAIL_IF_NO_RELEASE_CONFIG was set and TARGET_RELEASE was not")
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else:
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# No TARGET_RELEASE means release version 0
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result["_RELEASE_VERSION"] = 0
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return result
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