The Meson Build System
http://mesonbuild.com/
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1373 lines
61 KiB
1373 lines
61 KiB
# Copyright 2019 The Meson development team |
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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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# http://www.apache.org/licenses/LICENSE-2.0 |
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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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# This class contains the basic functionality needed to run any interpreter |
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# or an interpreter-based tool. |
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from .common import CMakeException, CMakeTarget, TargetOptions, CMakeConfiguration, language_map, check_cmake_args |
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from .client import CMakeClient, RequestCMakeInputs, RequestConfigure, RequestCompute, RequestCodeModel, ReplyCMakeInputs, ReplyCodeModel |
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from .fileapi import CMakeFileAPI |
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from .executor import CMakeExecutor |
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from .toolchain import CMakeToolchain, CMakeExecScope |
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from .traceparser import CMakeTraceParser, CMakeGeneratorTarget |
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from .. import mlog, mesonlib |
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from ..mesonlib import MachineChoice, OrderedSet, version_compare, path_is_in_root, relative_to_if_possible, OptionKey |
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from ..mesondata import mesondata |
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from ..compilers.compilers import lang_suffixes, header_suffixes, obj_suffixes, lib_suffixes, is_header |
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from enum import Enum |
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from functools import lru_cache |
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from pathlib import Path |
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import typing as T |
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import re |
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from os import environ |
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from ..mparser import ( |
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Token, |
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BaseNode, |
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CodeBlockNode, |
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FunctionNode, |
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ArrayNode, |
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ArgumentNode, |
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AssignmentNode, |
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BooleanNode, |
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StringNode, |
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IdNode, |
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IndexNode, |
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MethodNode, |
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NumberNode, |
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) |
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if T.TYPE_CHECKING: |
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from ..build import Build |
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from ..backend.backends import Backend |
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from ..environment import Environment |
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TYPE_mixed = T.Union[str, int, bool, Path, BaseNode] |
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TYPE_mixed_list = T.Union[TYPE_mixed, T.Sequence[TYPE_mixed]] |
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TYPE_mixed_kwargs = T.Dict[str, TYPE_mixed_list] |
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# Disable all warnings automaticall enabled with --trace and friends |
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# See https://cmake.org/cmake/help/latest/variable/CMAKE_POLICY_WARNING_CMPNNNN.html |
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disable_policy_warnings = [ |
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'CMP0025', |
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'CMP0047', |
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'CMP0056', |
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'CMP0060', |
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'CMP0065', |
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'CMP0066', |
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'CMP0067', |
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'CMP0082', |
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'CMP0089', |
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'CMP0102', |
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] |
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backend_generator_map = { |
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'ninja': 'Ninja', |
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'xcode': 'Xcode', |
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'vs2010': 'Visual Studio 10 2010', |
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'vs2015': 'Visual Studio 15 2017', |
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'vs2017': 'Visual Studio 15 2017', |
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'vs2019': 'Visual Studio 16 2019', |
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} |
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target_type_map = { |
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'STATIC_LIBRARY': 'static_library', |
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'MODULE_LIBRARY': 'shared_module', |
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'SHARED_LIBRARY': 'shared_library', |
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'EXECUTABLE': 'executable', |
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'OBJECT_LIBRARY': 'static_library', |
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'INTERFACE_LIBRARY': 'header_only' |
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} |
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skip_targets = ['UTILITY'] |
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blacklist_compiler_flags = [ |
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'-Wall', '-Wextra', '-Weverything', '-Werror', '-Wpedantic', '-pedantic', '-w', |
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'/W1', '/W2', '/W3', '/W4', '/Wall', '/WX', '/w', |
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'/O1', '/O2', '/Ob', '/Od', '/Og', '/Oi', '/Os', '/Ot', '/Ox', '/Oy', '/Ob0', |
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'/RTC1', '/RTCc', '/RTCs', '/RTCu', |
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'/Z7', '/Zi', '/ZI', |
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] |
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blacklist_link_flags = [ |
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'/machine:x64', '/machine:x86', '/machine:arm', '/machine:ebc', |
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'/debug', '/debug:fastlink', '/debug:full', '/debug:none', |
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'/incremental', |
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] |
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blacklist_clang_cl_link_flags = ['/GR', '/EHsc', '/MDd', '/Zi', '/RTC1'] |
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blacklist_link_libs = [ |
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'kernel32.lib', |
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'user32.lib', |
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'gdi32.lib', |
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'winspool.lib', |
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'shell32.lib', |
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'ole32.lib', |
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'oleaut32.lib', |
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'uuid.lib', |
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'comdlg32.lib', |
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'advapi32.lib' |
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] |
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transfer_dependencies_from = ['header_only'] |
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_cmake_name_regex = re.compile(r'[^_a-zA-Z0-9]') |
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def _sanitize_cmake_name(name: str) -> str: |
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name = _cmake_name_regex.sub('_', name) |
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return 'cm_' + name |
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class OutputTargetMap: |
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rm_so_version = re.compile(r'(\.[0-9]+)+$') |
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def __init__(self, build_dir: Path): |
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self.tgt_map = {} # type: T.Dict[str, T.Union['ConverterTarget', 'ConverterCustomTarget']] |
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self.build_dir = build_dir |
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def add(self, tgt: T.Union['ConverterTarget', 'ConverterCustomTarget']) -> None: |
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def assign_keys(keys: T.List[str]) -> None: |
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for i in [x for x in keys if x]: |
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self.tgt_map[i] = tgt |
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keys = [self._target_key(tgt.cmake_name)] |
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if isinstance(tgt, ConverterTarget): |
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keys += [tgt.full_name] |
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keys += [self._rel_artifact_key(x) for x in tgt.artifacts] |
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keys += [self._base_artifact_key(x) for x in tgt.artifacts] |
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if isinstance(tgt, ConverterCustomTarget): |
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keys += [self._rel_generated_file_key(x) for x in tgt.original_outputs] |
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keys += [self._base_generated_file_key(x) for x in tgt.original_outputs] |
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assign_keys(keys) |
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def _return_first_valid_key(self, keys: T.List[str]) -> T.Optional[T.Union['ConverterTarget', 'ConverterCustomTarget']]: |
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for i in keys: |
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if i and i in self.tgt_map: |
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return self.tgt_map[i] |
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return None |
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def target(self, name: str) -> T.Optional[T.Union['ConverterTarget', 'ConverterCustomTarget']]: |
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return self._return_first_valid_key([self._target_key(name)]) |
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def executable(self, name: str) -> T.Optional['ConverterTarget']: |
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tgt = self.target(name) |
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if tgt is None or not isinstance(tgt, ConverterTarget): |
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return None |
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if tgt.meson_func() != 'executable': |
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return None |
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return tgt |
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def artifact(self, name: str) -> T.Optional[T.Union['ConverterTarget', 'ConverterCustomTarget']]: |
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keys = [] |
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candidates = [name, OutputTargetMap.rm_so_version.sub('', name)] |
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for i in lib_suffixes: |
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if not name.endswith('.' + i): |
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continue |
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new_name = name[:-len(i) - 1] |
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new_name = OutputTargetMap.rm_so_version.sub('', new_name) |
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candidates += ['{}.{}'.format(new_name, i)] |
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for i in candidates: |
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keys += [self._rel_artifact_key(Path(i)), Path(i).name, self._base_artifact_key(Path(i))] |
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return self._return_first_valid_key(keys) |
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def generated(self, name: Path) -> T.Optional['ConverterCustomTarget']: |
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res = self._return_first_valid_key([self._rel_generated_file_key(name), self._base_generated_file_key(name)]) |
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assert res is None or isinstance(res, ConverterCustomTarget) |
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return res |
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# Utility functions to generate local keys |
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def _rel_path(self, fname: Path) -> T.Optional[Path]: |
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try: |
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return fname.resolve().relative_to(self.build_dir) |
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except ValueError: |
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pass |
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return None |
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def _target_key(self, tgt_name: str) -> str: |
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return '__tgt_{}__'.format(tgt_name) |
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def _rel_generated_file_key(self, fname: Path) -> T.Optional[str]: |
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path = self._rel_path(fname) |
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return '__relgen_{}__'.format(path.as_posix()) if path else None |
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def _base_generated_file_key(self, fname: Path) -> str: |
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return '__gen_{}__'.format(fname.name) |
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def _rel_artifact_key(self, fname: Path) -> T.Optional[str]: |
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path = self._rel_path(fname) |
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return '__relart_{}__'.format(path.as_posix()) if path else None |
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def _base_artifact_key(self, fname: Path) -> str: |
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return '__art_{}__'.format(fname.name) |
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class ConverterTarget: |
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def __init__(self, target: CMakeTarget, env: 'Environment', for_machine: MachineChoice) -> None: |
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self.env = env |
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self.for_machine = for_machine |
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self.artifacts = target.artifacts |
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self.src_dir = target.src_dir |
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self.build_dir = target.build_dir |
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self.name = target.name |
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self.cmake_name = target.name |
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self.full_name = target.full_name |
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self.type = target.type |
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self.install = target.install |
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self.install_dir = None # type: T.Optional[Path] |
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self.link_libraries = target.link_libraries |
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self.link_flags = target.link_flags + target.link_lang_flags |
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self.depends_raw = [] # type: T.List[str] |
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self.depends = [] # type: T.List[T.Union[ConverterTarget, ConverterCustomTarget]] |
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if target.install_paths: |
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self.install_dir = target.install_paths[0] |
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self.languages = set() # type: T.Set[str] |
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self.sources = [] # type: T.List[Path] |
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self.generated = [] # type: T.List[Path] |
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self.generated_ctgt = [] # type: T.List[CustomTargetReference] |
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self.includes = [] # type: T.List[Path] |
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self.sys_includes = [] # type: T.List[Path] |
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self.link_with = [] # type: T.List[T.Union[ConverterTarget, ConverterCustomTarget]] |
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self.object_libs = [] # type: T.List[ConverterTarget] |
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self.compile_opts = {} # type: T.Dict[str, T.List[str]] |
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self.public_compile_opts = [] # type: T.List[str] |
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self.pie = False |
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# Project default override options (c_std, cpp_std, etc.) |
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self.override_options = [] # type: T.List[str] |
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# Convert the target name to a valid meson target name |
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self.name = _sanitize_cmake_name(self.name) |
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self.generated_raw = [] # type: T.List[Path] |
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for i in target.files: |
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languages = set() # type: T.Set[str] |
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src_suffixes = set() # type: T.Set[str] |
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# Insert suffixes |
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for j in i.sources: |
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if not j.suffix: |
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continue |
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src_suffixes.add(j.suffix[1:]) |
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# Determine the meson language(s) |
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# Extract the default language from the explicit CMake field |
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lang_cmake_to_meson = {val.lower(): key for key, val in language_map.items()} |
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languages.add(lang_cmake_to_meson.get(i.language.lower(), 'c')) |
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# Determine missing languages from the source suffixes |
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for sfx in src_suffixes: |
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for key, val in lang_suffixes.items(): |
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if sfx in val: |
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languages.add(key) |
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break |
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# Register the new languages and initialize the compile opts array |
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for lang in languages: |
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self.languages.add(lang) |
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if lang not in self.compile_opts: |
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self.compile_opts[lang] = [] |
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# Add arguments, but avoid duplicates |
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args = i.flags |
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args += ['-D{}'.format(x) for x in i.defines] |
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for lang in languages: |
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self.compile_opts[lang] += [x for x in args if x not in self.compile_opts[lang]] |
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# Handle include directories |
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self.includes += [x.path for x in i.includes if x.path not in self.includes and not x.isSystem] |
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self.sys_includes += [x.path for x in i.includes if x.path not in self.sys_includes and x.isSystem] |
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# Add sources to the right array |
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if i.is_generated: |
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self.generated_raw += i.sources |
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else: |
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self.sources += i.sources |
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def __repr__(self) -> str: |
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return '<{}: {}>'.format(self.__class__.__name__, self.name) |
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std_regex = re.compile(r'([-]{1,2}std=|/std:v?|[-]{1,2}std:)(.*)') |
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def postprocess(self, output_target_map: OutputTargetMap, root_src_dir: Path, subdir: Path, install_prefix: Path, trace: CMakeTraceParser) -> None: |
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# Detect setting the C and C++ standard and do additional compiler args manipulation |
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for i in ['c', 'cpp']: |
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if i not in self.compile_opts: |
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continue |
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temp = [] |
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for j in self.compile_opts[i]: |
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m = ConverterTarget.std_regex.match(j) |
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ctgt = output_target_map.generated(Path(j)) |
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if m: |
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std = m.group(2) |
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supported = self._all_lang_stds(i) |
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if std not in supported: |
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mlog.warning( |
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'Unknown {0}_std "{1}" -> Ignoring. Try setting the project-' |
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'level {0}_std if build errors occur. Known ' |
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'{0}_stds are: {2}'.format(i, std, ' '.join(supported)), |
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once=True |
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) |
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continue |
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self.override_options += ['{}_std={}'.format(i, std)] |
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elif j in ['-fPIC', '-fpic', '-fPIE', '-fpie']: |
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self.pie = True |
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elif isinstance(ctgt, ConverterCustomTarget): |
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# Sometimes projects pass generated source files as compiler |
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# flags. Add these as generated sources to ensure that the |
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# corresponding custom target is run.2 |
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self.generated_raw += [Path(j)] |
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temp += [j] |
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elif j in blacklist_compiler_flags: |
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pass |
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else: |
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temp += [j] |
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self.compile_opts[i] = temp |
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# Make sure to force enable -fPIC for OBJECT libraries |
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if self.type.upper() == 'OBJECT_LIBRARY': |
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self.pie = True |
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# Use the CMake trace, if required |
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tgt = trace.targets.get(self.cmake_name) |
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if tgt: |
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self.depends_raw = trace.targets[self.cmake_name].depends |
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# TODO refactor this copy paste from CMakeDependency for future releases |
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reg_is_lib = re.compile(r'^(-l[a-zA-Z0-9_]+|-l?pthread)$') |
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to_process = [self.cmake_name] |
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processed = [] |
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while len(to_process) > 0: |
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curr = to_process.pop(0) |
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if curr in processed or curr not in trace.targets: |
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continue |
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tgt = trace.targets[curr] |
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cfgs = [] |
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cfg = '' |
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otherDeps = [] |
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libraries = [] |
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mlog.debug(str(tgt)) |
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if 'INTERFACE_INCLUDE_DIRECTORIES' in tgt.properties: |
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self.includes += [Path(x) for x in tgt.properties['INTERFACE_INCLUDE_DIRECTORIES'] if x] |
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if 'INTERFACE_LINK_OPTIONS' in tgt.properties: |
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self.link_flags += [x for x in tgt.properties['INTERFACE_LINK_OPTIONS'] if x] |
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if 'INTERFACE_COMPILE_DEFINITIONS' in tgt.properties: |
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self.public_compile_opts += ['-D' + re.sub('^-D', '', x) for x in tgt.properties['INTERFACE_COMPILE_DEFINITIONS'] if x] |
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if 'INTERFACE_COMPILE_OPTIONS' in tgt.properties: |
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self.public_compile_opts += [x for x in tgt.properties['INTERFACE_COMPILE_OPTIONS'] if x] |
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if 'IMPORTED_CONFIGURATIONS' in tgt.properties: |
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cfgs += [x for x in tgt.properties['IMPORTED_CONFIGURATIONS'] if x] |
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cfg = cfgs[0] |
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if 'CONFIGURATIONS' in tgt.properties: |
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cfgs += [x for x in tgt.properties['CONFIGURATIONS'] if x] |
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cfg = cfgs[0] |
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is_debug = self.env.coredata.get_option(OptionKey('debug')); |
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if is_debug: |
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if 'DEBUG' in cfgs: |
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cfg = 'DEBUG' |
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elif 'RELEASE' in cfgs: |
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cfg = 'RELEASE' |
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else: |
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if 'RELEASE' in cfgs: |
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cfg = 'RELEASE' |
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if 'IMPORTED_IMPLIB_{}'.format(cfg) in tgt.properties: |
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libraries += [x for x in tgt.properties['IMPORTED_IMPLIB_{}'.format(cfg)] if x] |
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elif 'IMPORTED_IMPLIB' in tgt.properties: |
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libraries += [x for x in tgt.properties['IMPORTED_IMPLIB'] if x] |
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elif 'IMPORTED_LOCATION_{}'.format(cfg) in tgt.properties: |
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libraries += [x for x in tgt.properties['IMPORTED_LOCATION_{}'.format(cfg)] if x] |
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elif 'IMPORTED_LOCATION' in tgt.properties: |
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libraries += [x for x in tgt.properties['IMPORTED_LOCATION'] if x] |
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if 'LINK_LIBRARIES' in tgt.properties: |
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otherDeps += [x for x in tgt.properties['LINK_LIBRARIES'] if x] |
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if 'INTERFACE_LINK_LIBRARIES' in tgt.properties: |
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otherDeps += [x for x in tgt.properties['INTERFACE_LINK_LIBRARIES'] if x] |
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if 'IMPORTED_LINK_DEPENDENT_LIBRARIES_{}'.format(cfg) in tgt.properties: |
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otherDeps += [x for x in tgt.properties['IMPORTED_LINK_DEPENDENT_LIBRARIES_{}'.format(cfg)] if x] |
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elif 'IMPORTED_LINK_DEPENDENT_LIBRARIES' in tgt.properties: |
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otherDeps += [x for x in tgt.properties['IMPORTED_LINK_DEPENDENT_LIBRARIES'] if x] |
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for j in otherDeps: |
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if j in trace.targets: |
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to_process += [j] |
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elif reg_is_lib.match(j) or Path(j).exists(): |
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libraries += [j] |
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for j in libraries: |
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if j not in self.link_libraries: |
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self.link_libraries += [j] |
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processed += [curr] |
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elif self.type.upper() not in ['EXECUTABLE', 'OBJECT_LIBRARY']: |
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mlog.warning('CMake: Target', mlog.bold(self.cmake_name), 'not found in CMake trace. This can lead to build errors') |
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temp = [] |
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for i in self.link_libraries: |
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# Let meson handle this arcane magic |
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if ',-rpath,' in i: |
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continue |
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if not Path(i).is_absolute(): |
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link_with = output_target_map.artifact(i) |
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if link_with: |
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self.link_with += [link_with] |
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continue |
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temp += [i] |
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self.link_libraries = temp |
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# Filter out files that are not supported by the language |
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supported = list(header_suffixes) + list(obj_suffixes) |
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for i in self.languages: |
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supported += list(lang_suffixes[i]) |
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supported = ['.{}'.format(x) for x in supported] |
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self.sources = [x for x in self.sources if any([x.name.endswith(y) for y in supported])] |
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self.generated_raw = [x for x in self.generated_raw if any([x.name.endswith(y) for y in supported])] |
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|
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# Make paths relative |
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def rel_path(x: Path, is_header: bool, is_generated: bool) -> T.Optional[Path]: |
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if not x.is_absolute(): |
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x = self.src_dir / x |
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x = x.resolve() |
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assert x.is_absolute() |
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if not x.exists() and not any([x.name.endswith(y) for y in obj_suffixes]) and not is_generated: |
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if path_is_in_root(x, Path(self.env.get_build_dir()), resolve=True): |
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x.mkdir(parents=True, exist_ok=True) |
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return x.relative_to(Path(self.env.get_build_dir()) / subdir) |
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else: |
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mlog.warning('CMake: path', mlog.bold(x.as_posix()), 'does not exist.') |
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mlog.warning(' --> Ignoring. This can lead to build errors.') |
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return None |
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if x in trace.explicit_headers: |
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return None |
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if ( |
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path_is_in_root(x, Path(self.env.get_source_dir())) |
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and not ( |
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path_is_in_root(x, root_src_dir) or |
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path_is_in_root(x, Path(self.env.get_build_dir())) |
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) |
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): |
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mlog.warning('CMake: path', mlog.bold(x.as_posix()), 'is inside the root project but', mlog.bold('not'), 'inside the subproject.') |
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mlog.warning(' --> Ignoring. This can lead to build errors.') |
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return None |
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if path_is_in_root(x, Path(self.env.get_build_dir())) and is_header: |
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return x.relative_to(Path(self.env.get_build_dir()) / subdir) |
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if path_is_in_root(x, root_src_dir): |
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return x.relative_to(root_src_dir) |
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return x |
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build_dir_rel = self.build_dir.relative_to(Path(self.env.get_build_dir()) / subdir) |
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self.generated_raw = [rel_path(x, False, True) for x in self.generated_raw] |
|
self.includes = list(OrderedSet([rel_path(x, True, False) for x in OrderedSet(self.includes)] + [build_dir_rel])) |
|
self.sys_includes = list(OrderedSet([rel_path(x, True, False) for x in OrderedSet(self.sys_includes)])) |
|
self.sources = [rel_path(x, False, False) for x in self.sources] |
|
|
|
# Resolve custom targets |
|
for gen_file in self.generated_raw: |
|
ctgt = output_target_map.generated(gen_file) |
|
if ctgt: |
|
assert isinstance(ctgt, ConverterCustomTarget) |
|
ref = ctgt.get_ref(gen_file) |
|
assert isinstance(ref, CustomTargetReference) and ref.valid() |
|
self.generated_ctgt += [ref] |
|
elif gen_file is not None: |
|
self.generated += [gen_file] |
|
|
|
# Remove delete entries |
|
self.includes = [x for x in self.includes if x is not None] |
|
self.sys_includes = [x for x in self.sys_includes if x is not None] |
|
self.sources = [x for x in self.sources if x is not None] |
|
|
|
# Make sure '.' is always in the include directories |
|
if Path('.') not in self.includes: |
|
self.includes += [Path('.')] |
|
|
|
# make install dir relative to the install prefix |
|
if self.install_dir and self.install_dir.is_absolute(): |
|
if path_is_in_root(self.install_dir, install_prefix): |
|
self.install_dir = self.install_dir.relative_to(install_prefix) |
|
|
|
# Remove blacklisted options and libs |
|
def check_flag(flag: str) -> bool: |
|
if flag.lower() in blacklist_link_flags or flag in blacklist_compiler_flags + blacklist_clang_cl_link_flags: |
|
return False |
|
if flag.startswith('/D'): |
|
return False |
|
return True |
|
|
|
self.link_libraries = [x for x in self.link_libraries if x.lower() not in blacklist_link_libs] |
|
self.link_flags = [x for x in self.link_flags if check_flag(x)] |
|
|
|
# Handle OSX frameworks |
|
def handle_frameworks(flags: T.List[str]) -> T.List[str]: |
|
res: T.List[str] = [] |
|
for i in flags: |
|
p = Path(i) |
|
if not p.exists() or not p.name.endswith('.framework'): |
|
res += [i] |
|
continue |
|
res += ['-framework', p.stem] |
|
return res |
|
|
|
self.link_libraries = handle_frameworks(self.link_libraries) |
|
self.link_flags = handle_frameworks(self.link_flags) |
|
|
|
# Handle explicit CMake add_dependency() calls |
|
for i in self.depends_raw: |
|
dep_tgt = output_target_map.target(i) |
|
if dep_tgt: |
|
self.depends.append(dep_tgt) |
|
|
|
def process_object_libs(self, obj_target_list: T.List['ConverterTarget'], linker_workaround: bool) -> None: |
|
# Try to detect the object library(s) from the generated input sources |
|
temp = [x for x in self.generated if any([x.name.endswith('.' + y) for y in obj_suffixes])] |
|
stem = [x.stem for x in temp] |
|
exts = self._all_source_suffixes() |
|
# Temp now stores the source filenames of the object files |
|
for i in obj_target_list: |
|
source_files = [x.name for x in i.sources + i.generated] |
|
for j in stem: |
|
# On some platforms (specifically looking at you Windows with vs20xy backend) CMake does |
|
# not produce object files with the format `foo.cpp.obj`, instead it skipps the language |
|
# suffix and just produces object files like `foo.obj`. Thus we have to do our best to |
|
# undo this step and guess the correct language suffix of the object file. This is done |
|
# by trying all language suffixes meson knows and checking if one of them fits. |
|
candidates = [j] # type: T.List[str] |
|
if not any([j.endswith('.' + x) for x in exts]): |
|
mlog.warning('Object files do not contain source file extensions, thus falling back to guessing them.', once=True) |
|
candidates += ['{}.{}'.format(j, x) for x in exts] |
|
if any([x in source_files for x in candidates]): |
|
if linker_workaround: |
|
self._append_objlib_sources(i) |
|
else: |
|
self.includes += i.includes |
|
self.includes = list(OrderedSet(self.includes)) |
|
self.object_libs += [i] |
|
break |
|
|
|
# Filter out object files from the sources |
|
self.generated = [x for x in self.generated if not any([x.name.endswith('.' + y) for y in obj_suffixes])] |
|
|
|
def _append_objlib_sources(self, tgt: 'ConverterTarget') -> None: |
|
self.includes += tgt.includes |
|
self.sources += tgt.sources |
|
self.generated += tgt.generated |
|
self.generated_ctgt += tgt.generated_ctgt |
|
self.includes = list(OrderedSet(self.includes)) |
|
self.sources = list(OrderedSet(self.sources)) |
|
self.generated = list(OrderedSet(self.generated)) |
|
self.generated_ctgt = list(OrderedSet(self.generated_ctgt)) |
|
|
|
# Inherit compiler arguments since they may be required for building |
|
for lang, opts in tgt.compile_opts.items(): |
|
if lang not in self.compile_opts: |
|
self.compile_opts[lang] = [] |
|
self.compile_opts[lang] += [x for x in opts if x not in self.compile_opts[lang]] |
|
|
|
@lru_cache(maxsize=None) |
|
def _all_source_suffixes(self) -> T.List[str]: |
|
suffixes = [] # type: T.List[str] |
|
for exts in lang_suffixes.values(): |
|
suffixes += [x for x in exts] |
|
return suffixes |
|
|
|
@lru_cache(maxsize=None) |
|
def _all_lang_stds(self, lang: str) -> T.List[str]: |
|
try: |
|
res = self.env.coredata.options[OptionKey('std', machine=MachineChoice.BUILD, lang=lang)].choices |
|
except KeyError: |
|
return [] |
|
|
|
# TODO: Get rid of this once we have proper typing for options |
|
assert isinstance(res, list) |
|
for i in res: |
|
assert isinstance(i, str) |
|
|
|
return res |
|
|
|
def process_inter_target_dependencies(self) -> None: |
|
# Move the dependencies from all transfer_dependencies_from to the target |
|
to_process = list(self.depends) |
|
processed = [] |
|
new_deps = [] |
|
for i in to_process: |
|
processed += [i] |
|
if isinstance(i, ConverterTarget) and i.meson_func() in transfer_dependencies_from: |
|
to_process += [x for x in i.depends if x not in processed] |
|
else: |
|
new_deps += [i] |
|
self.depends = list(OrderedSet(new_deps)) |
|
|
|
def cleanup_dependencies(self) -> None: |
|
# Clear the dependencies from targets that where moved from |
|
if self.meson_func() in transfer_dependencies_from: |
|
self.depends = [] |
|
|
|
def meson_func(self) -> str: |
|
return target_type_map.get(self.type.upper()) |
|
|
|
def log(self) -> None: |
|
mlog.log('Target', mlog.bold(self.name), '({})'.format(self.cmake_name)) |
|
mlog.log(' -- artifacts: ', mlog.bold(str(self.artifacts))) |
|
mlog.log(' -- full_name: ', mlog.bold(self.full_name)) |
|
mlog.log(' -- type: ', mlog.bold(self.type)) |
|
mlog.log(' -- install: ', mlog.bold('true' if self.install else 'false')) |
|
mlog.log(' -- install_dir: ', mlog.bold(self.install_dir.as_posix() if self.install_dir else '')) |
|
mlog.log(' -- link_libraries: ', mlog.bold(str(self.link_libraries))) |
|
mlog.log(' -- link_with: ', mlog.bold(str(self.link_with))) |
|
mlog.log(' -- object_libs: ', mlog.bold(str(self.object_libs))) |
|
mlog.log(' -- link_flags: ', mlog.bold(str(self.link_flags))) |
|
mlog.log(' -- languages: ', mlog.bold(str(self.languages))) |
|
mlog.log(' -- includes: ', mlog.bold(str(self.includes))) |
|
mlog.log(' -- sys_includes: ', mlog.bold(str(self.sys_includes))) |
|
mlog.log(' -- sources: ', mlog.bold(str(self.sources))) |
|
mlog.log(' -- generated: ', mlog.bold(str(self.generated))) |
|
mlog.log(' -- generated_ctgt: ', mlog.bold(str(self.generated_ctgt))) |
|
mlog.log(' -- pie: ', mlog.bold('true' if self.pie else 'false')) |
|
mlog.log(' -- override_opts: ', mlog.bold(str(self.override_options))) |
|
mlog.log(' -- depends: ', mlog.bold(str(self.depends))) |
|
mlog.log(' -- options:') |
|
for key, val in self.compile_opts.items(): |
|
mlog.log(' -', key, '=', mlog.bold(str(val))) |
|
|
|
class CustomTargetReference: |
|
def __init__(self, ctgt: 'ConverterCustomTarget', index: int) -> None: |
|
self.ctgt = ctgt # type: ConverterCustomTarget |
|
self.index = index # type: int |
|
|
|
def __repr__(self) -> str: |
|
if self.valid(): |
|
return '<{}: {} [{}]>'.format(self.__class__.__name__, self.ctgt.name, self.ctgt.outputs[self.index]) |
|
else: |
|
return '<{}: INVALID REFERENCE>'.format(self.__class__.__name__) |
|
|
|
def valid(self) -> bool: |
|
return self.ctgt is not None and self.index >= 0 |
|
|
|
def filename(self) -> str: |
|
return self.ctgt.outputs[self.index] |
|
|
|
class ConverterCustomTarget: |
|
tgt_counter = 0 # type: int |
|
out_counter = 0 # type: int |
|
|
|
def __init__(self, target: CMakeGeneratorTarget, env: 'Environment', for_machine: MachineChoice) -> None: |
|
assert target.current_bin_dir is not None |
|
assert target.current_src_dir is not None |
|
self.name = target.name |
|
if not self.name: |
|
self.name = 'custom_tgt_{}'.format(ConverterCustomTarget.tgt_counter) |
|
ConverterCustomTarget.tgt_counter += 1 |
|
self.cmake_name = str(self.name) |
|
self.original_outputs = list(target.outputs) |
|
self.outputs = [x.name for x in self.original_outputs] |
|
self.conflict_map = {} # type: T.Dict[str, str] |
|
self.command = [] # type: T.List[T.List[T.Union[str, ConverterTarget]]] |
|
self.working_dir = target.working_dir |
|
self.depends_raw = target.depends |
|
self.inputs = [] # type: T.List[T.Union[str, CustomTargetReference]] |
|
self.depends = [] # type: T.List[T.Union[ConverterTarget, ConverterCustomTarget]] |
|
self.current_bin_dir = target.current_bin_dir # type: Path |
|
self.current_src_dir = target.current_src_dir # type: Path |
|
self.env = env |
|
self.for_machine = for_machine |
|
self._raw_target = target |
|
|
|
# Convert the target name to a valid meson target name |
|
self.name = _sanitize_cmake_name(self.name) |
|
|
|
def __repr__(self) -> str: |
|
return '<{}: {} {}>'.format(self.__class__.__name__, self.name, self.outputs) |
|
|
|
def postprocess(self, output_target_map: OutputTargetMap, root_src_dir: Path, all_outputs: T.List[str], trace: CMakeTraceParser) -> None: |
|
# Default the working directory to ${CMAKE_CURRENT_BINARY_DIR} |
|
if self.working_dir is None: |
|
self.working_dir = self.current_bin_dir |
|
|
|
# relative paths in the working directory are always relative |
|
# to ${CMAKE_CURRENT_BINARY_DIR} |
|
if not self.working_dir.is_absolute(): |
|
self.working_dir = self.current_bin_dir / self.working_dir |
|
|
|
# Modify the original outputs if they are relative. Again, |
|
# relative paths are relative to ${CMAKE_CURRENT_BINARY_DIR} |
|
def ensure_absolute(x: Path) -> Path: |
|
if x.is_absolute(): |
|
return x |
|
else: |
|
return self.current_bin_dir / x |
|
self.original_outputs = [ensure_absolute(x) for x in self.original_outputs] |
|
|
|
# Ensure that there is no duplicate output in the project so |
|
# that meson can handle cases where the same filename is |
|
# generated in multiple directories |
|
temp_outputs = [] # type: T.List[str] |
|
for i in self.outputs: |
|
if i in all_outputs: |
|
old = str(i) |
|
i = 'c{}_{}'.format(ConverterCustomTarget.out_counter, i) |
|
ConverterCustomTarget.out_counter += 1 |
|
self.conflict_map[old] = i |
|
all_outputs += [i] |
|
temp_outputs += [i] |
|
self.outputs = temp_outputs |
|
|
|
# Check if the command is a build target |
|
commands = [] # type: T.List[T.List[T.Union[str, ConverterTarget]]] |
|
for curr_cmd in self._raw_target.command: |
|
assert(isinstance(curr_cmd, list)) |
|
cmd = [] # type: T.List[T.Union[str, ConverterTarget]] |
|
|
|
for j in curr_cmd: |
|
if not j: |
|
continue |
|
target = output_target_map.executable(j) |
|
if target: |
|
# When cross compiling, binaries have to be executed with an exe_wrapper (for instance wine for mingw-w64) |
|
if self.env.exe_wrapper is not None and self.env.properties[self.for_machine].get_cmake_use_exe_wrapper(): |
|
from ..dependencies import ExternalProgram |
|
assert isinstance(self.env.exe_wrapper, ExternalProgram) |
|
cmd += self.env.exe_wrapper.get_command() |
|
cmd += [target] |
|
continue |
|
elif j in trace.targets: |
|
trace_tgt = trace.targets[j] |
|
if trace_tgt.type == 'EXECUTABLE' and 'IMPORTED_LOCATION' in trace_tgt.properties: |
|
cmd += trace_tgt.properties['IMPORTED_LOCATION'] |
|
continue |
|
mlog.debug('CMake: Found invalid CMake target "{}" --> ignoring \n{}'.format(j, trace_tgt)) |
|
|
|
# Fallthrough on error |
|
cmd += [j] |
|
|
|
commands += [cmd] |
|
self.command = commands |
|
|
|
# If the custom target does not declare any output, create a dummy |
|
# one that can be used as dependency. |
|
if not self.outputs: |
|
self.outputs = [self.name + '.h'] |
|
|
|
# Check dependencies and input files |
|
for i in self.depends_raw: |
|
if not i: |
|
continue |
|
raw = Path(i) |
|
art = output_target_map.artifact(i) |
|
tgt = output_target_map.target(i) |
|
gen = output_target_map.generated(raw) |
|
|
|
rel_to_root = None |
|
try: |
|
rel_to_root = raw.relative_to(root_src_dir) |
|
except ValueError: |
|
rel_to_root = None |
|
|
|
# First check for existing files. Only then check for existing |
|
# targets, etc. This reduces the chance of misdetecting input files |
|
# as outputs from other targets. |
|
# See https://github.com/mesonbuild/meson/issues/6632 |
|
if not raw.is_absolute() and (self.current_src_dir / raw).exists(): |
|
self.inputs += [(self.current_src_dir / raw).relative_to(root_src_dir).as_posix()] |
|
elif raw.is_absolute() and raw.exists() and rel_to_root is not None: |
|
self.inputs += [rel_to_root.as_posix()] |
|
elif art: |
|
self.depends += [art] |
|
elif tgt: |
|
self.depends += [tgt] |
|
elif gen: |
|
ctgt_ref = gen.get_ref(raw) |
|
assert ctgt_ref is not None |
|
self.inputs += [ctgt_ref] |
|
|
|
def process_inter_target_dependencies(self) -> None: |
|
# Move the dependencies from all transfer_dependencies_from to the target |
|
to_process = list(self.depends) |
|
processed = [] |
|
new_deps = [] |
|
for i in to_process: |
|
processed += [i] |
|
if isinstance(i, ConverterTarget) and i.meson_func() in transfer_dependencies_from: |
|
to_process += [x for x in i.depends if x not in processed] |
|
else: |
|
new_deps += [i] |
|
self.depends = list(OrderedSet(new_deps)) |
|
|
|
def get_ref(self, fname: Path) -> T.Optional[CustomTargetReference]: |
|
name = fname.name |
|
try: |
|
if name in self.conflict_map: |
|
name = self.conflict_map[name] |
|
idx = self.outputs.index(name) |
|
return CustomTargetReference(self, idx) |
|
except ValueError: |
|
return None |
|
|
|
def log(self) -> None: |
|
mlog.log('Custom Target', mlog.bold(self.name), '({})'.format(self.cmake_name)) |
|
mlog.log(' -- command: ', mlog.bold(str(self.command))) |
|
mlog.log(' -- outputs: ', mlog.bold(str(self.outputs))) |
|
mlog.log(' -- conflict_map: ', mlog.bold(str(self.conflict_map))) |
|
mlog.log(' -- working_dir: ', mlog.bold(str(self.working_dir))) |
|
mlog.log(' -- depends_raw: ', mlog.bold(str(self.depends_raw))) |
|
mlog.log(' -- inputs: ', mlog.bold(str(self.inputs))) |
|
mlog.log(' -- depends: ', mlog.bold(str(self.depends))) |
|
|
|
class CMakeAPI(Enum): |
|
SERVER = 1 |
|
FILE = 2 |
|
|
|
class CMakeInterpreter: |
|
def __init__(self, build: 'Build', subdir: Path, src_dir: Path, install_prefix: Path, env: 'Environment', backend: 'Backend'): |
|
self.build = build |
|
self.subdir = subdir |
|
self.src_dir = src_dir |
|
self.build_dir_rel = subdir / '__CMake_build' |
|
self.build_dir = Path(env.get_build_dir()) / self.build_dir_rel |
|
self.install_prefix = install_prefix |
|
self.env = env |
|
self.for_machine = MachineChoice.HOST # TODO make parameter |
|
self.backend_name = backend.name |
|
self.linkers = set() # type: T.Set[str] |
|
self.cmake_api = CMakeAPI.SERVER |
|
self.client = CMakeClient(self.env) |
|
self.fileapi = CMakeFileAPI(self.build_dir) |
|
|
|
# Raw CMake results |
|
self.bs_files = [] # type: T.List[Path] |
|
self.codemodel_configs = None # type: T.Optional[T.List[CMakeConfiguration]] |
|
self.raw_trace = None # type: T.Optional[str] |
|
|
|
# Analysed data |
|
self.project_name = '' |
|
self.languages = [] # type: T.List[str] |
|
self.targets = [] # type: T.List[ConverterTarget] |
|
self.custom_targets = [] # type: T.List[ConverterCustomTarget] |
|
self.trace = CMakeTraceParser('', Path('.')) # Will be replaced in analyse |
|
self.output_target_map = OutputTargetMap(self.build_dir) |
|
|
|
# Generated meson data |
|
self.generated_targets = {} # type: T.Dict[str, T.Dict[str, T.Optional[str]]] |
|
self.internal_name_map = {} # type: T.Dict[str, str] |
|
|
|
# Do some special handling for object libraries for certain configurations |
|
self._object_lib_workaround = False |
|
if self.backend_name.startswith('vs'): |
|
for comp in self.env.coredata.compilers[self.for_machine].values(): |
|
if comp.get_linker_id() == 'link': |
|
self._object_lib_workaround = True |
|
break |
|
|
|
def configure(self, extra_cmake_options: T.List[str]) -> CMakeExecutor: |
|
# Find CMake |
|
# TODO: Using MachineChoice.BUILD should always be correct here, but also evaluate the use of self.for_machine |
|
cmake_exe = CMakeExecutor(self.env, '>=3.7', MachineChoice.BUILD) |
|
if not cmake_exe.found(): |
|
raise CMakeException('Unable to find CMake') |
|
self.trace = CMakeTraceParser(cmake_exe.version(), self.build_dir, permissive=True) |
|
|
|
preload_file = mesondata['cmake/data/preload.cmake'].write_to_private(self.env) |
|
toolchain = CMakeToolchain(self.env, self.for_machine, CMakeExecScope.SUBPROJECT, self.build_dir.parent, preload_file) |
|
toolchain_file = toolchain.write() |
|
|
|
# TODO: drop this check once the deprecated `cmake_args` kwarg is removed |
|
extra_cmake_options = check_cmake_args(extra_cmake_options) |
|
|
|
generator = backend_generator_map[self.backend_name] |
|
cmake_args = [] |
|
cmake_args += ['-G', generator] |
|
cmake_args += ['-DCMAKE_INSTALL_PREFIX={}'.format(self.install_prefix)] |
|
cmake_args += extra_cmake_options |
|
trace_args = self.trace.trace_args() |
|
cmcmp_args = ['-DCMAKE_POLICY_WARNING_{}=OFF'.format(x) for x in disable_policy_warnings] |
|
|
|
if version_compare(cmake_exe.version(), '>=3.14'): |
|
self.cmake_api = CMakeAPI.FILE |
|
self.fileapi.setup_request() |
|
|
|
# Run CMake |
|
mlog.log() |
|
with mlog.nested(): |
|
mlog.log('Configuring the build directory with', mlog.bold('CMake'), 'version', mlog.cyan(cmake_exe.version())) |
|
mlog.log(mlog.bold('Running CMake with:'), ' '.join(cmake_args)) |
|
mlog.log(mlog.bold(' - build directory: '), self.build_dir.as_posix()) |
|
mlog.log(mlog.bold(' - source directory: '), self.src_dir.as_posix()) |
|
mlog.log(mlog.bold(' - toolchain file: '), toolchain_file.as_posix()) |
|
mlog.log(mlog.bold(' - preload file: '), preload_file.as_posix()) |
|
mlog.log(mlog.bold(' - trace args: '), ' '.join(trace_args)) |
|
mlog.log(mlog.bold(' - disabled policy warnings:'), '[{}]'.format(', '.join(disable_policy_warnings))) |
|
mlog.log() |
|
self.build_dir.mkdir(parents=True, exist_ok=True) |
|
os_env = environ.copy() |
|
os_env['LC_ALL'] = 'C' |
|
final_args = cmake_args + trace_args + cmcmp_args + toolchain.get_cmake_args() + [self.src_dir.as_posix()] |
|
|
|
cmake_exe.set_exec_mode(print_cmout=True, always_capture_stderr=self.trace.requires_stderr()) |
|
rc, _, self.raw_trace = cmake_exe.call(final_args, self.build_dir, env=os_env, disable_cache=True) |
|
|
|
mlog.log() |
|
h = mlog.green('SUCCEEDED') if rc == 0 else mlog.red('FAILED') |
|
mlog.log('CMake configuration:', h) |
|
if rc != 0: |
|
raise CMakeException('Failed to configure the CMake subproject') |
|
|
|
return cmake_exe |
|
|
|
def initialise(self, extra_cmake_options: T.List[str]) -> None: |
|
# Run configure the old way because doing it |
|
# with the server doesn't work for some reason |
|
# Additionally, the File API requires a configure anyway |
|
cmake_exe = self.configure(extra_cmake_options) |
|
|
|
# Continue with the file API If supported |
|
if self.cmake_api is CMakeAPI.FILE: |
|
# Parse the result |
|
self.fileapi.load_reply() |
|
|
|
# Load the buildsystem file list |
|
cmake_files = self.fileapi.get_cmake_sources() |
|
self.bs_files = [x.file for x in cmake_files if not x.is_cmake and not x.is_temp] |
|
self.bs_files = [relative_to_if_possible(x, Path(self.env.get_source_dir())) for x in self.bs_files] |
|
self.bs_files = list(OrderedSet(self.bs_files)) |
|
|
|
# Load the codemodel configurations |
|
self.codemodel_configs = self.fileapi.get_cmake_configurations() |
|
return |
|
|
|
with self.client.connect(cmake_exe): |
|
generator = backend_generator_map[self.backend_name] |
|
self.client.do_handshake(self.src_dir, self.build_dir, generator, 1) |
|
|
|
# Do a second configure to initialise the server |
|
self.client.query_checked(RequestConfigure(), 'CMake server configure') |
|
|
|
# Generate the build system files |
|
self.client.query_checked(RequestCompute(), 'Generating build system files') |
|
|
|
# Get CMake build system files |
|
bs_reply = self.client.query_checked(RequestCMakeInputs(), 'Querying build system files') |
|
assert isinstance(bs_reply, ReplyCMakeInputs) |
|
|
|
# Now get the CMake code model |
|
cm_reply = self.client.query_checked(RequestCodeModel(), 'Querying the CMake code model') |
|
assert isinstance(cm_reply, ReplyCodeModel) |
|
|
|
src_dir = bs_reply.src_dir |
|
self.bs_files = [x.file for x in bs_reply.build_files if not x.is_cmake and not x.is_temp] |
|
self.bs_files = [relative_to_if_possible(src_dir / x, Path(self.env.get_source_dir()), resolve=True) for x in self.bs_files] |
|
self.bs_files = list(OrderedSet(self.bs_files)) |
|
self.codemodel_configs = cm_reply.configs |
|
|
|
def analyse(self) -> None: |
|
if self.codemodel_configs is None: |
|
raise CMakeException('CMakeInterpreter was not initialized') |
|
|
|
# Clear analyser data |
|
self.project_name = '' |
|
self.languages = [] |
|
self.targets = [] |
|
self.custom_targets = [] |
|
|
|
# Parse the trace |
|
self.trace.parse(self.raw_trace) |
|
|
|
# Find all targets |
|
added_target_names = [] # type: T.List[str] |
|
for i_0 in self.codemodel_configs: |
|
for j_0 in i_0.projects: |
|
if not self.project_name: |
|
self.project_name = j_0.name |
|
for k_0 in j_0.targets: |
|
# Avoid duplicate targets from different configurations and known |
|
# dummy CMake internal target types |
|
if k_0.type not in skip_targets and k_0.name not in added_target_names: |
|
added_target_names += [k_0.name] |
|
self.targets += [ConverterTarget(k_0, self.env, self.for_machine)] |
|
|
|
# Add interface targets from trace, if not already present. |
|
# This step is required because interface targets were removed from |
|
# the CMake file API output. |
|
api_target_name_list = [x.name for x in self.targets] |
|
for i_1 in self.trace.targets.values(): |
|
if i_1.type != 'INTERFACE' or i_1.name in api_target_name_list or i_1.imported: |
|
continue |
|
dummy = CMakeTarget({ |
|
'name': i_1.name, |
|
'type': 'INTERFACE_LIBRARY', |
|
'sourceDirectory': self.src_dir, |
|
'buildDirectory': self.build_dir, |
|
}) |
|
self.targets += [ConverterTarget(dummy, self.env, self.for_machine)] |
|
|
|
for i_2 in self.trace.custom_targets: |
|
self.custom_targets += [ConverterCustomTarget(i_2, self.env, self.for_machine)] |
|
|
|
# generate the output_target_map |
|
for i_3 in [*self.targets, *self.custom_targets]: |
|
assert isinstance(i_3, (ConverterTarget, ConverterCustomTarget)) |
|
self.output_target_map.add(i_3) |
|
|
|
# First pass: Basic target cleanup |
|
object_libs = [] |
|
custom_target_outputs = [] # type: T.List[str] |
|
for ctgt in self.custom_targets: |
|
ctgt.postprocess(self.output_target_map, self.src_dir, custom_target_outputs, self.trace) |
|
for tgt in self.targets: |
|
tgt.postprocess(self.output_target_map, self.src_dir, self.subdir, self.install_prefix, self.trace) |
|
if tgt.type == 'OBJECT_LIBRARY': |
|
object_libs += [tgt] |
|
self.languages += [x for x in tgt.languages if x not in self.languages] |
|
|
|
# Second pass: Detect object library dependencies |
|
for tgt in self.targets: |
|
tgt.process_object_libs(object_libs, self._object_lib_workaround) |
|
|
|
# Third pass: Reassign dependencies to avoid some loops |
|
for tgt in self.targets: |
|
tgt.process_inter_target_dependencies() |
|
for ctgt in self.custom_targets: |
|
ctgt.process_inter_target_dependencies() |
|
|
|
# Fourth pass: Remove rassigned dependencies |
|
for tgt in self.targets: |
|
tgt.cleanup_dependencies() |
|
|
|
mlog.log('CMake project', mlog.bold(self.project_name), 'has', mlog.bold(str(len(self.targets) + len(self.custom_targets))), 'build targets.') |
|
|
|
def pretend_to_be_meson(self, options: TargetOptions) -> CodeBlockNode: |
|
if not self.project_name: |
|
raise CMakeException('CMakeInterpreter was not analysed') |
|
|
|
def token(tid: str = 'string', val: TYPE_mixed = '') -> Token: |
|
return Token(tid, self.subdir.as_posix(), 0, 0, 0, None, val) |
|
|
|
def string(value: str) -> StringNode: |
|
return StringNode(token(val=value)) |
|
|
|
def id_node(value: str) -> IdNode: |
|
return IdNode(token(val=value)) |
|
|
|
def number(value: int) -> NumberNode: |
|
return NumberNode(token(val=value)) |
|
|
|
def nodeify(value: TYPE_mixed_list) -> BaseNode: |
|
if isinstance(value, str): |
|
return string(value) |
|
if isinstance(value, Path): |
|
return string(value.as_posix()) |
|
elif isinstance(value, bool): |
|
return BooleanNode(token(val=value)) |
|
elif isinstance(value, int): |
|
return number(value) |
|
elif isinstance(value, list): |
|
return array(value) |
|
elif isinstance(value, BaseNode): |
|
return value |
|
raise RuntimeError('invalid type of value: {} ({})'.format(type(value).__name__, str(value))) |
|
|
|
def indexed(node: BaseNode, index: int) -> IndexNode: |
|
return IndexNode(node, nodeify(index)) |
|
|
|
def array(elements: TYPE_mixed_list) -> ArrayNode: |
|
args = ArgumentNode(token()) |
|
if not isinstance(elements, list): |
|
elements = [args] |
|
args.arguments += [nodeify(x) for x in elements if x is not None] |
|
return ArrayNode(args, 0, 0, 0, 0) |
|
|
|
def function(name: str, args: T.Optional[TYPE_mixed_list] = None, kwargs: T.Optional[TYPE_mixed_kwargs] = None) -> FunctionNode: |
|
args = [] if args is None else args |
|
kwargs = {} if kwargs is None else kwargs |
|
args_n = ArgumentNode(token()) |
|
if not isinstance(args, list): |
|
assert isinstance(args, (str, int, bool, Path, BaseNode)) |
|
args = [args] |
|
args_n.arguments = [nodeify(x) for x in args if x is not None] |
|
args_n.kwargs = {id_node(k): nodeify(v) for k, v in kwargs.items() if v is not None} |
|
func_n = FunctionNode(self.subdir.as_posix(), 0, 0, 0, 0, name, args_n) |
|
return func_n |
|
|
|
def method(obj: BaseNode, name: str, args: T.Optional[TYPE_mixed_list] = None, kwargs: T.Optional[TYPE_mixed_kwargs] = None) -> MethodNode: |
|
args = [] if args is None else args |
|
kwargs = {} if kwargs is None else kwargs |
|
args_n = ArgumentNode(token()) |
|
if not isinstance(args, list): |
|
assert isinstance(args, (str, int, bool, Path, BaseNode)) |
|
args = [args] |
|
args_n.arguments = [nodeify(x) for x in args if x is not None] |
|
args_n.kwargs = {id_node(k): nodeify(v) for k, v in kwargs.items() if v is not None} |
|
return MethodNode(self.subdir.as_posix(), 0, 0, obj, name, args_n) |
|
|
|
def assign(var_name: str, value: BaseNode) -> AssignmentNode: |
|
return AssignmentNode(self.subdir.as_posix(), 0, 0, var_name, value) |
|
|
|
# Generate the root code block and the project function call |
|
root_cb = CodeBlockNode(token()) |
|
root_cb.lines += [function('project', [self.project_name] + self.languages)] |
|
|
|
# Add the run script for custom commands |
|
|
|
# Add the targets |
|
processing = [] # type: T.List[str] |
|
processed = {} # type: T.Dict[str, T.Dict[str, T.Optional[str]]] |
|
name_map = {} # type: T.Dict[str, str] |
|
|
|
def extract_tgt(tgt: T.Union[ConverterTarget, ConverterCustomTarget, CustomTargetReference]) -> IdNode: |
|
tgt_name = None |
|
if isinstance(tgt, (ConverterTarget, ConverterCustomTarget)): |
|
tgt_name = tgt.name |
|
elif isinstance(tgt, CustomTargetReference): |
|
tgt_name = tgt.ctgt.name |
|
assert(tgt_name is not None and tgt_name in processed) |
|
res_var = processed[tgt_name]['tgt'] |
|
return id_node(res_var) if res_var else None |
|
|
|
def detect_cycle(tgt: T.Union[ConverterTarget, ConverterCustomTarget]) -> None: |
|
if tgt.name in processing: |
|
raise CMakeException('Cycle in CMake inputs/dependencies detected') |
|
processing.append(tgt.name) |
|
|
|
def resolve_ctgt_ref(ref: CustomTargetReference) -> T.Union[IdNode, IndexNode]: |
|
tgt_var = extract_tgt(ref) |
|
if len(ref.ctgt.outputs) == 1: |
|
return tgt_var |
|
else: |
|
return indexed(tgt_var, ref.index) |
|
|
|
def process_target(tgt: ConverterTarget) -> None: |
|
detect_cycle(tgt) |
|
|
|
# First handle inter target dependencies |
|
link_with = [] # type: T.List[IdNode] |
|
objec_libs = [] # type: T.List[IdNode] |
|
sources = [] # type: T.List[Path] |
|
generated = [] # type: T.List[T.Union[IdNode, IndexNode]] |
|
generated_filenames = [] # type: T.List[str] |
|
custom_targets = [] # type: T.List[ConverterCustomTarget] |
|
dependencies = [] # type: T.List[IdNode] |
|
for i in tgt.link_with: |
|
assert(isinstance(i, ConverterTarget)) |
|
if i.name not in processed: |
|
process_target(i) |
|
link_with += [extract_tgt(i)] |
|
for i in tgt.object_libs: |
|
assert(isinstance(i, ConverterTarget)) |
|
if i.name not in processed: |
|
process_target(i) |
|
objec_libs += [extract_tgt(i)] |
|
for i in tgt.depends: |
|
if not isinstance(i, ConverterCustomTarget): |
|
continue |
|
if i.name not in processed: |
|
process_custom_target(i) |
|
dependencies += [extract_tgt(i)] |
|
|
|
# Generate the source list and handle generated sources |
|
sources += tgt.sources |
|
sources += tgt.generated |
|
|
|
for ctgt_ref in tgt.generated_ctgt: |
|
ctgt = ctgt_ref.ctgt |
|
if ctgt.name not in processed: |
|
process_custom_target(ctgt) |
|
generated += [resolve_ctgt_ref(ctgt_ref)] |
|
generated_filenames += [ctgt_ref.filename()] |
|
if ctgt not in custom_targets: |
|
custom_targets += [ctgt] |
|
|
|
# Add all header files from all used custom targets. This |
|
# ensures that all custom targets are built before any |
|
# sources of the current target are compiled and thus all |
|
# header files are present. This step is necessary because |
|
# CMake always ensures that a custom target is executed |
|
# before another target if at least one output is used. |
|
for ctgt in custom_targets: |
|
for j in ctgt.outputs: |
|
if not is_header(j) or j in generated_filenames: |
|
continue |
|
|
|
generated += [resolve_ctgt_ref(ctgt.get_ref(Path(j)))] |
|
generated_filenames += [j] |
|
|
|
# Determine the meson function to use for the build target |
|
tgt_func = tgt.meson_func() |
|
if not tgt_func: |
|
raise CMakeException('Unknown target type "{}"'.format(tgt.type)) |
|
|
|
# Determine the variable names |
|
inc_var = '{}_inc'.format(tgt.name) |
|
dir_var = '{}_dir'.format(tgt.name) |
|
sys_var = '{}_sys'.format(tgt.name) |
|
src_var = '{}_src'.format(tgt.name) |
|
dep_var = '{}_dep'.format(tgt.name) |
|
tgt_var = tgt.name |
|
|
|
install_tgt = options.get_install(tgt.cmake_name, tgt.install) |
|
|
|
# Generate target kwargs |
|
tgt_kwargs = { |
|
'build_by_default': install_tgt, |
|
'link_args': options.get_link_args(tgt.cmake_name, tgt.link_flags + tgt.link_libraries), |
|
'link_with': link_with, |
|
'include_directories': id_node(inc_var), |
|
'install': install_tgt, |
|
'override_options': options.get_override_options(tgt.cmake_name, tgt.override_options), |
|
'objects': [method(x, 'extract_all_objects') for x in objec_libs], |
|
} # type: TYPE_mixed_kwargs |
|
|
|
# Only set if installed and only override if it is set |
|
if install_tgt and tgt.install_dir: |
|
tgt_kwargs['install_dir'] = tgt.install_dir |
|
|
|
# Handle compiler args |
|
for key, val in tgt.compile_opts.items(): |
|
tgt_kwargs['{}_args'.format(key)] = options.get_compile_args(tgt.cmake_name, key, val) |
|
|
|
# Handle -fPCI, etc |
|
if tgt_func == 'executable': |
|
tgt_kwargs['pie'] = tgt.pie |
|
elif tgt_func == 'static_library': |
|
tgt_kwargs['pic'] = tgt.pie |
|
|
|
# declare_dependency kwargs |
|
dep_kwargs = { |
|
'link_args': tgt.link_flags + tgt.link_libraries, |
|
'link_with': id_node(tgt_var), |
|
'compile_args': tgt.public_compile_opts, |
|
'include_directories': id_node(inc_var), |
|
} # type: TYPE_mixed_kwargs |
|
|
|
if dependencies: |
|
generated += dependencies |
|
|
|
# Generate the function nodes |
|
dir_node = assign(dir_var, function('include_directories', tgt.includes)) |
|
sys_node = assign(sys_var, function('include_directories', tgt.sys_includes, {'is_system': True})) |
|
inc_node = assign(inc_var, array([id_node(dir_var), id_node(sys_var)])) |
|
node_list = [dir_node, sys_node, inc_node] |
|
if tgt_func == 'header_only': |
|
del dep_kwargs['link_with'] |
|
dep_node = assign(dep_var, function('declare_dependency', kwargs=dep_kwargs)) |
|
node_list += [dep_node] |
|
src_var = None |
|
tgt_var = None |
|
else: |
|
src_node = assign(src_var, function('files', sources)) |
|
tgt_node = assign(tgt_var, function(tgt_func, [tgt_var, id_node(src_var), *generated], tgt_kwargs)) |
|
node_list += [src_node, tgt_node] |
|
if tgt_func in ['static_library', 'shared_library']: |
|
dep_node = assign(dep_var, function('declare_dependency', kwargs=dep_kwargs)) |
|
node_list += [dep_node] |
|
elif tgt_func in ['shared_module']: |
|
del dep_kwargs['link_with'] |
|
dep_node = assign(dep_var, function('declare_dependency', kwargs=dep_kwargs)) |
|
node_list += [dep_node] |
|
else: |
|
dep_var = None |
|
|
|
# Add the nodes to the ast |
|
root_cb.lines += node_list |
|
processed[tgt.name] = {'inc': inc_var, 'src': src_var, 'dep': dep_var, 'tgt': tgt_var, 'func': tgt_func} |
|
name_map[tgt.cmake_name] = tgt.name |
|
|
|
def process_custom_target(tgt: ConverterCustomTarget) -> None: |
|
# CMake allows to specify multiple commands in a custom target. |
|
# To map this to meson, a helper script is used to execute all |
|
# commands in order. This additionally allows setting the working |
|
# directory. |
|
|
|
detect_cycle(tgt) |
|
tgt_var = tgt.name # type: str |
|
|
|
def resolve_source(x: T.Union[str, ConverterTarget, ConverterCustomTarget, CustomTargetReference]) -> T.Union[str, IdNode, IndexNode]: |
|
if isinstance(x, ConverterTarget): |
|
if x.name not in processed: |
|
process_target(x) |
|
return extract_tgt(x) |
|
if isinstance(x, ConverterCustomTarget): |
|
if x.name not in processed: |
|
process_custom_target(x) |
|
return extract_tgt(x) |
|
elif isinstance(x, CustomTargetReference): |
|
if x.ctgt.name not in processed: |
|
process_custom_target(x.ctgt) |
|
return resolve_ctgt_ref(x) |
|
else: |
|
return x |
|
|
|
# Generate the command list |
|
command = [] # type: T.List[T.Union[str, IdNode, IndexNode]] |
|
command += mesonlib.get_meson_command() |
|
command += ['--internal', 'cmake_run_ctgt'] |
|
command += ['-o', '@OUTPUT@'] |
|
if tgt.original_outputs: |
|
command += ['-O'] + [x.as_posix() for x in tgt.original_outputs] |
|
command += ['-d', tgt.working_dir.as_posix()] |
|
|
|
# Generate the commands. Subcommands are separated by ';;;' |
|
for cmd in tgt.command: |
|
command += [resolve_source(x) for x in cmd] + [';;;'] |
|
|
|
tgt_kwargs = { |
|
'input': [resolve_source(x) for x in tgt.inputs], |
|
'output': tgt.outputs, |
|
'command': command, |
|
'depends': [resolve_source(x) for x in tgt.depends], |
|
} # type: TYPE_mixed_kwargs |
|
|
|
root_cb.lines += [assign(tgt_var, function('custom_target', [tgt.name], tgt_kwargs))] |
|
processed[tgt.name] = {'inc': None, 'src': None, 'dep': None, 'tgt': tgt_var, 'func': 'custom_target'} |
|
name_map[tgt.cmake_name] = tgt.name |
|
|
|
# Now generate the target function calls |
|
for ctgt in self.custom_targets: |
|
if ctgt.name not in processed: |
|
process_custom_target(ctgt) |
|
for tgt in self.targets: |
|
if tgt.name not in processed: |
|
process_target(tgt) |
|
|
|
self.generated_targets = processed |
|
self.internal_name_map = name_map |
|
return root_cb |
|
|
|
def target_info(self, target: str) -> T.Optional[T.Dict[str, str]]: |
|
# Try resolving the target name |
|
# start by checking if there is a 100% match (excluding the name prefix) |
|
prx_tgt = _sanitize_cmake_name(target) |
|
if prx_tgt in self.generated_targets: |
|
return self.generated_targets[prx_tgt] |
|
# check if there exists a name mapping |
|
if target in self.internal_name_map: |
|
target = self.internal_name_map[target] |
|
assert(target in self.generated_targets) |
|
return self.generated_targets[target] |
|
return None |
|
|
|
def target_list(self) -> T.List[str]: |
|
return list(self.internal_name_map.keys())
|
|
|