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# SPDX-License-Identifier: BSD-2-Clause
""" This module provides support for the build specification. """
# Copyright (C) 2020 embedded brains GmbH & Co. KG
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
from typing import Dict, List
from rtemsspec.items import is_enabled, Item, ItemCache, Link
BSPMap = Dict[str, Dict[str, Item]]
ItemMap = Dict[str, Item]
def _extend_by_install(item: Item, source_files: List[str]) -> None:
for install in item["install"]:
source_files.extend(install["source"])
def _extend_by_source(item: Item, source_files: List[str]) -> None:
source_files.extend(item["source"])
def _extend_by_install_and_source(item: Item, source_files: List[str]) -> None:
_extend_by_install(item, source_files)
_extend_by_source(item, source_files)
def _extend_by_nothing(_item: Item, _source_files: List[str]) -> None:
pass
_EXTEND_SOURCE_FILES = {
"ada-test-program": _extend_by_nothing,
"bsp": _extend_by_install_and_source,
"config-file": _extend_by_nothing,
"config-header": _extend_by_nothing,
"test-program": _extend_by_source,
"group": _extend_by_install,
"library": _extend_by_install_and_source,
"objects": _extend_by_install_and_source,
"option": _extend_by_nothing,
"script": _extend_by_nothing,
"start-file": _extend_by_source,
}
_BUILD_ROLES = ["build-dependency", "build-dependency-conditional"]
def _gather_source_files(item: Item, enabled: List[str],
source_files: List[str]) -> None:
def _is_enabled(link: Link) -> bool:
if not link.item.is_enabled(enabled):
return False
if link.role == "build-dependency":
return True
return is_enabled(enabled, link["enabled-by"])
for parent in item.parents(_BUILD_ROLES, is_link_enabled=_is_enabled):
_gather_source_files(parent, enabled, source_files)
_EXTEND_SOURCE_FILES[item["build-type"]](item, source_files)
def _gather_test_header(item_cache: ItemCache, enabled: List[str],
source_files: List[str]) -> None:
for item in item_cache.all.values():
tests = ["test-case", "requirement/functional/action"]
if item.type in tests and item["test-header"] and item.is_enabled(
enabled):
source_files.append(item["test-header"]["target"])
def gather_files(config: dict,
item_cache: ItemCache,
test_header: bool = True) -> List[str]:
""" Generates a list of files form the build specification. """
bsps: BSPMap = {}
for item in item_cache.all.values():
if item["type"] == "build" and item["build-type"] == "bsp":
arch_bsps = bsps.setdefault(item["arch"].strip(), {})
arch_bsps[item["bsp"].strip()] = item
source_files: List[str] = list(config["extra-files"])
arch = config["arch"]
bsp = config["bsp"]
enabled = [arch, arch + "/" + bsp] + config["enabled"]
_gather_source_files(bsps[arch][bsp], enabled, source_files)
for uid in config["build-uids"]:
_gather_source_files(item_cache[uid], enabled, source_files)
if test_header:
_gather_test_header(item_cache, enabled, source_files)
return source_files
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