| # SPDX-License-Identifier: Apache-2.0 |
| # Copyright 2019 The Meson development team |
| |
| # This class contains the basic functionality needed to run any interpreter |
| # or an interpreter-based tool. |
| from __future__ import annotations |
| |
| from functools import lru_cache |
| from os import environ |
| from pathlib import Path |
| import re |
| import typing as T |
| |
| from .common import CMakeException, CMakeTarget, language_map, cmake_get_generator_args, check_cmake_args |
| from .fileapi import CMakeFileAPI |
| from .executor import CMakeExecutor |
| from .toolchain import CMakeToolchain, CMakeExecScope |
| from .traceparser import CMakeTraceParser |
| from .tracetargets import resolve_cmake_trace_targets |
| from .. import mlog, mesonlib |
| from ..mesonlib import MachineChoice, OrderedSet, path_is_in_root, relative_to_if_possible, OptionKey |
| from ..mesondata import DataFile |
| from ..compilers.compilers import assembler_suffixes, lang_suffixes, header_suffixes, obj_suffixes, lib_suffixes, is_header |
| from ..programs import ExternalProgram |
| from ..coredata import FORBIDDEN_TARGET_NAMES |
| from ..mparser import ( |
| Token, |
| BaseNode, |
| CodeBlockNode, |
| FunctionNode, |
| ArrayNode, |
| ArgumentNode, |
| AssignmentNode, |
| BooleanNode, |
| StringNode, |
| IdNode, |
| IndexNode, |
| MethodNode, |
| NumberNode, |
| SymbolNode, |
| ) |
| |
| |
| if T.TYPE_CHECKING: |
| from .common import CMakeConfiguration, TargetOptions |
| from .traceparser import CMakeGeneratorTarget |
| from .._typing import ImmutableListProtocol |
| from ..backend.backends import Backend |
| from ..environment import Environment |
| |
| TYPE_mixed = T.Union[str, int, bool, Path, BaseNode] |
| TYPE_mixed_list = T.Union[TYPE_mixed, T.Sequence[TYPE_mixed]] |
| TYPE_mixed_kwargs = T.Dict[str, TYPE_mixed_list] |
| |
| # Disable all warnings automatically enabled with --trace and friends |
| # See https://cmake.org/cmake/help/latest/variable/CMAKE_POLICY_WARNING_CMPNNNN.html |
| DISABLE_POLICY_WARNINGS: T.Collection[str] = [ |
| 'CMP0025', |
| 'CMP0047', |
| 'CMP0056', |
| 'CMP0060', |
| 'CMP0065', |
| 'CMP0066', |
| 'CMP0067', |
| 'CMP0082', |
| 'CMP0089', |
| 'CMP0102', |
| ] |
| |
| # CMake is a bit more averse to debugging, but in spirit the build types match |
| BUILDTYPE_MAP: T.Mapping[str, str] = { |
| 'debug': 'Debug', |
| 'debugoptimized': 'RelWithDebInfo', # CMake sets NDEBUG |
| 'release': 'Release', |
| 'minsize': 'MinSizeRel', # CMake leaves out debug information immediately |
| } |
| |
| TARGET_TYPE_MAP: T.Mapping[str, str] = { |
| 'STATIC_LIBRARY': 'static_library', |
| 'MODULE_LIBRARY': 'shared_module', |
| 'SHARED_LIBRARY': 'shared_library', |
| 'EXECUTABLE': 'executable', |
| 'OBJECT_LIBRARY': 'static_library', |
| 'INTERFACE_LIBRARY': 'header_only' |
| } |
| |
| SKIP_TARGETS: T.Collection[str] = ['UTILITY'] |
| |
| BLACKLIST_COMPILER_FLAGS: T.Collection[str] = [ |
| '-Wall', '-Wextra', '-Weverything', '-Werror', '-Wpedantic', '-pedantic', '-w', |
| '/W1', '/W2', '/W3', '/W4', '/Wall', '/WX', '/w', |
| '/O1', '/O2', '/Ob', '/Od', '/Og', '/Oi', '/Os', '/Ot', '/Ox', '/Oy', '/Ob0', |
| '/RTC1', '/RTCc', '/RTCs', '/RTCu', |
| '/Z7', '/Zi', '/ZI', |
| ] |
| |
| BLACKLIST_LINK_FLAGS: T.Collection[str] = [ |
| '/machine:x64', '/machine:x86', '/machine:arm', '/machine:ebc', |
| '/debug', '/debug:fastlink', '/debug:full', '/debug:none', |
| '/incremental', |
| ] |
| |
| BLACKLIST_CLANG_CL_LINK_FLAGS: T.Collection[str] = [ |
| '/GR', '/EHsc', '/MDd', '/Zi', '/RTC1', |
| ] |
| |
| BLACKLIST_LINK_LIBS: T.Collection[str] = [ |
| 'kernel32.lib', |
| 'user32.lib', |
| 'gdi32.lib', |
| 'winspool.lib', |
| 'shell32.lib', |
| 'ole32.lib', |
| 'oleaut32.lib', |
| 'uuid.lib', |
| 'comdlg32.lib', |
| 'advapi32.lib' |
| ] |
| |
| TRANSFER_DEPENDENCIES_FROM: T.Collection[str] = ['header_only'] |
| |
| _cmake_name_regex = re.compile(r'[^_a-zA-Z0-9]') |
| def _sanitize_cmake_name(name: str) -> str: |
| name = _cmake_name_regex.sub('_', name) |
| if name in FORBIDDEN_TARGET_NAMES or name.startswith('meson'): |
| name = 'cm_' + name |
| return name |
| |
| class OutputTargetMap: |
| rm_so_version = re.compile(r'(\.[0-9]+)+$') |
| |
| def __init__(self, build_dir: Path): |
| self.tgt_map: T.Dict[str, T.Union['ConverterTarget', 'ConverterCustomTarget']] = {} |
| self.build_dir = build_dir |
| |
| def add(self, tgt: T.Union['ConverterTarget', 'ConverterCustomTarget']) -> None: |
| def assign_keys(keys: T.List[str]) -> None: |
| for i in [x for x in keys if x]: |
| self.tgt_map[i] = tgt |
| keys = [self._target_key(tgt.cmake_name)] |
| if isinstance(tgt, ConverterTarget): |
| keys += [tgt.full_name] |
| keys += [self._rel_artifact_key(x) for x in tgt.artifacts] |
| keys += [self._base_artifact_key(x) for x in tgt.artifacts] |
| if isinstance(tgt, ConverterCustomTarget): |
| keys += [self._rel_generated_file_key(x) for x in tgt.original_outputs] |
| keys += [self._base_generated_file_key(x) for x in tgt.original_outputs] |
| assign_keys(keys) |
| |
| def _return_first_valid_key(self, keys: T.List[str]) -> T.Optional[T.Union['ConverterTarget', 'ConverterCustomTarget']]: |
| for i in keys: |
| if i and i in self.tgt_map: |
| return self.tgt_map[i] |
| return None |
| |
| def target(self, name: str) -> T.Optional[T.Union['ConverterTarget', 'ConverterCustomTarget']]: |
| return self._return_first_valid_key([self._target_key(name)]) |
| |
| def executable(self, name: str) -> T.Optional['ConverterTarget']: |
| tgt = self.target(name) |
| if tgt is None or not isinstance(tgt, ConverterTarget): |
| return None |
| if tgt.meson_func() != 'executable': |
| return None |
| return tgt |
| |
| def artifact(self, name: str) -> T.Optional[T.Union['ConverterTarget', 'ConverterCustomTarget']]: |
| keys = [] |
| candidates = [name, OutputTargetMap.rm_so_version.sub('', name)] |
| for i in lib_suffixes: |
| if not name.endswith('.' + i): |
| continue |
| new_name = name[:-len(i) - 1] |
| new_name = OutputTargetMap.rm_so_version.sub('', new_name) |
| candidates += [f'{new_name}.{i}'] |
| for i in candidates: |
| keys += [self._rel_artifact_key(Path(i)), Path(i).name, self._base_artifact_key(Path(i))] |
| return self._return_first_valid_key(keys) |
| |
| def generated(self, name: Path) -> T.Optional['ConverterCustomTarget']: |
| res = self._return_first_valid_key([self._rel_generated_file_key(name), self._base_generated_file_key(name)]) |
| assert res is None or isinstance(res, ConverterCustomTarget) |
| return res |
| |
| # Utility functions to generate local keys |
| def _rel_path(self, fname: Path) -> T.Optional[Path]: |
| try: |
| return fname.resolve().relative_to(self.build_dir) |
| except ValueError: |
| pass |
| return None |
| |
| def _target_key(self, tgt_name: str) -> str: |
| return f'__tgt_{tgt_name}__' |
| |
| def _rel_generated_file_key(self, fname: Path) -> T.Optional[str]: |
| path = self._rel_path(fname) |
| return f'__relgen_{path.as_posix()}__' if path else None |
| |
| def _base_generated_file_key(self, fname: Path) -> str: |
| return f'__gen_{fname.name}__' |
| |
| def _rel_artifact_key(self, fname: Path) -> T.Optional[str]: |
| path = self._rel_path(fname) |
| return f'__relart_{path.as_posix()}__' if path else None |
| |
| def _base_artifact_key(self, fname: Path) -> str: |
| return f'__art_{fname.name}__' |
| |
| class ConverterTarget: |
| def __init__(self, target: CMakeTarget, env: 'Environment', for_machine: MachineChoice) -> None: |
| self.env = env |
| self.for_machine = for_machine |
| self.artifacts = target.artifacts |
| self.src_dir = target.src_dir |
| self.build_dir = target.build_dir |
| self.name = target.name |
| self.cmake_name = target.name |
| self.full_name = target.full_name |
| self.type = target.type |
| self.install = target.install |
| self.install_dir: T.Optional[Path] = None |
| self.link_libraries = target.link_libraries |
| self.link_flags = target.link_flags + target.link_lang_flags |
| self.depends_raw: T.List[str] = [] |
| self.depends: T.List[T.Union[ConverterTarget, ConverterCustomTarget]] = [] |
| |
| if target.install_paths: |
| self.install_dir = target.install_paths[0] |
| |
| self.languages: T.Set[str] = set() |
| self.sources: T.List[Path] = [] |
| self.generated: T.List[Path] = [] |
| self.generated_ctgt: T.List[CustomTargetReference] = [] |
| self.includes: T.List[Path] = [] |
| self.sys_includes: T.List[Path] = [] |
| self.link_with: T.List[T.Union[ConverterTarget, ConverterCustomTarget]] = [] |
| self.object_libs: T.List[ConverterTarget] = [] |
| self.compile_opts: T.Dict[str, T.List[str]] = {} |
| self.public_compile_opts: T.List[str] = [] |
| self.pie = False |
| |
| # Project default override options (c_std, cpp_std, etc.) |
| self.override_options: T.List[str] = [] |
| |
| # Convert the target name to a valid meson target name |
| self.name = _sanitize_cmake_name(self.name) |
| |
| self.generated_raw: T.List[Path] = [] |
| |
| for i in target.files: |
| languages: T.Set[str] = set() |
| src_suffixes: T.Set[str] = set() |
| |
| # Insert suffixes |
| for j in i.sources: |
| if not j.suffix: |
| continue |
| src_suffixes.add(j.suffix[1:]) |
| |
| # Determine the meson language(s) |
| # Extract the default language from the explicit CMake field |
| lang_cmake_to_meson = {val.lower(): key for key, val in language_map.items()} |
| languages.add(lang_cmake_to_meson.get(i.language.lower(), 'c')) |
| |
| # Determine missing languages from the source suffixes |
| for sfx in src_suffixes: |
| for key, val in lang_suffixes.items(): |
| if sfx in val: |
| languages.add(key) |
| break |
| |
| # Register the new languages and initialize the compile opts array |
| for lang in languages: |
| self.languages.add(lang) |
| if lang not in self.compile_opts: |
| self.compile_opts[lang] = [] |
| |
| # Add arguments, but avoid duplicates |
| args = i.flags |
| args += [f'-D{x}' for x in i.defines] |
| for lang in languages: |
| self.compile_opts[lang] += [x for x in args if x not in self.compile_opts[lang]] |
| |
| # Handle include directories |
| self.includes += [x.path for x in i.includes if x.path not in self.includes and not x.isSystem] |
| self.sys_includes += [x.path for x in i.includes if x.path not in self.sys_includes and x.isSystem] |
| |
| # Add sources to the right array |
| if i.is_generated: |
| self.generated_raw += i.sources |
| else: |
| self.sources += i.sources |
| |
| def __repr__(self) -> str: |
| return f'<{self.__class__.__name__}: {self.name}>' |
| |
| std_regex = re.compile(r'([-]{1,2}std=|/std:v?|[-]{1,2}std:)(.*)') |
| |
| def postprocess(self, output_target_map: OutputTargetMap, root_src_dir: Path, subdir: Path, install_prefix: Path, trace: CMakeTraceParser) -> None: |
| # Detect setting the C and C++ standard and do additional compiler args manipulation |
| for i in ['c', 'cpp']: |
| if i not in self.compile_opts: |
| continue |
| |
| temp: T.List[str] = [] |
| for j in self.compile_opts[i]: |
| m = ConverterTarget.std_regex.match(j) |
| ctgt = output_target_map.generated(Path(j)) |
| if m: |
| std = m.group(2) |
| supported = self._all_lang_stds(i) |
| if std not in supported: |
| mlog.warning( |
| 'Unknown {0}_std "{1}" -> Ignoring. Try setting the project-' |
| 'level {0}_std if build errors occur. Known ' |
| '{0}_stds are: {2}'.format(i, std, ' '.join(supported)), |
| once=True |
| ) |
| continue |
| self.override_options += [f'{i}_std={std}'] |
| elif j in {'-fPIC', '-fpic', '-fPIE', '-fpie'}: |
| self.pie = True |
| elif isinstance(ctgt, ConverterCustomTarget): |
| # Sometimes projects pass generated source files as compiler |
| # flags. Add these as generated sources to ensure that the |
| # corresponding custom target is run.2 |
| self.generated_raw += [Path(j)] |
| temp += [j] |
| elif j in BLACKLIST_COMPILER_FLAGS: |
| pass |
| else: |
| temp += [j] |
| |
| self.compile_opts[i] = temp |
| |
| # Make sure to force enable -fPIC for OBJECT libraries |
| if self.type.upper() == 'OBJECT_LIBRARY': |
| self.pie = True |
| |
| # Use the CMake trace, if required |
| tgt = trace.targets.get(self.cmake_name) |
| if tgt: |
| self.depends_raw = trace.targets[self.cmake_name].depends |
| |
| rtgt = resolve_cmake_trace_targets(self.cmake_name, trace, self.env) |
| self.includes += [Path(x) for x in rtgt.include_directories] |
| self.link_flags += rtgt.link_flags |
| self.public_compile_opts += rtgt.public_compile_opts |
| self.link_libraries += rtgt.libraries |
| |
| elif self.type.upper() not in ['EXECUTABLE', 'OBJECT_LIBRARY']: |
| mlog.warning('CMake: Target', mlog.bold(self.cmake_name), 'not found in CMake trace. This can lead to build errors') |
| |
| temp = [] |
| for i in self.link_libraries: |
| # Let meson handle this arcane magic |
| if ',-rpath,' in i: |
| continue |
| if not Path(i).is_absolute(): |
| link_with = output_target_map.artifact(i) |
| if link_with: |
| self.link_with += [link_with] |
| continue |
| |
| temp += [i] |
| self.link_libraries = temp |
| |
| # Filter out files that are not supported by the language |
| supported = list(assembler_suffixes) + list(header_suffixes) + list(obj_suffixes) |
| for i in self.languages: |
| supported += list(lang_suffixes[i]) |
| supported = [f'.{x}' for x in supported] |
| self.sources = [x for x in self.sources if any(x.name.endswith(y) for y in supported)] |
| # Don't filter unsupported files from generated_raw because they |
| # can be GENERATED dependencies for other targets. |
| # See: https://github.com/mesonbuild/meson/issues/11607 |
| # However, the dummy CMake rule files for Visual Studio still |
| # need to be filtered out. They don't exist (because the project was |
| # not generated at this time) but the fileapi will still |
| # report them on Windows. |
| # See: https://stackoverflow.com/a/41816323 |
| self.generated_raw = [x for x in self.generated_raw if not x.name.endswith('.rule')] |
| |
| # Make paths relative |
| def rel_path(x: Path, is_header: bool, is_generated: bool) -> T.Optional[Path]: |
| if not x.is_absolute(): |
| x = self.src_dir / x |
| x = x.resolve() |
| assert x.is_absolute() |
| if not x.exists() and not any(x.name.endswith(y) for y in obj_suffixes) and not is_generated: |
| if path_is_in_root(x, Path(self.env.get_build_dir()), resolve=True): |
| x.mkdir(parents=True, exist_ok=True) |
| return x.relative_to(Path(self.env.get_build_dir()) / subdir) |
| else: |
| mlog.warning('CMake: path', mlog.bold(x.as_posix()), 'does not exist.') |
| mlog.warning(' --> Ignoring. This can lead to build errors.') |
| return None |
| if x in trace.explicit_headers: |
| return None |
| if ( |
| path_is_in_root(x, Path(self.env.get_source_dir())) |
| and not ( |
| path_is_in_root(x, root_src_dir) or |
| path_is_in_root(x, Path(self.env.get_build_dir())) |
| ) |
| ): |
| mlog.warning('CMake: path', mlog.bold(x.as_posix()), 'is inside the root project but', mlog.bold('not'), 'inside the subproject.') |
| mlog.warning(' --> Ignoring. This can lead to build errors.') |
| return None |
| if path_is_in_root(x, Path(self.env.get_build_dir())) and is_header: |
| return x.relative_to(Path(self.env.get_build_dir()) / subdir) |
| if path_is_in_root(x, root_src_dir): |
| return x.relative_to(root_src_dir) |
| return x |
| |
| build_dir_rel = self.build_dir.relative_to(Path(self.env.get_build_dir()) / subdir) |
| 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 or flag in 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] |
| 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 += [f'{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) -> 'ImmutableListProtocol[str]': |
| suffixes: T.List[str] = [] |
| for exts in lang_suffixes.values(): |
| suffixes.extend(exts) |
| return suffixes |
| |
| @lru_cache(maxsize=None) |
| def _all_lang_stds(self, lang: str) -> 'ImmutableListProtocol[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), f'({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 |
| self.index = index |
| |
| def __repr__(self) -> str: |
| if self.valid(): |
| return '<{}: {} [{}]>'.format(self.__class__.__name__, self.ctgt.name, self.ctgt.outputs[self.index]) |
| else: |
| return f'<{self.__class__.__name__}: INVALID REFERENCE>' |
| |
| 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 |
| out_counter = 0 |
| |
| 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 = f'custom_tgt_{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: T.Dict[str, str] = {} |
| self.command: T.List[T.List[T.Union[str, ConverterTarget]]] = [] |
| self.working_dir = target.working_dir |
| self.depends_raw = target.depends |
| self.inputs: T.List[T.Union[str, CustomTargetReference]] = [] |
| self.depends: T.List[T.Union[ConverterTarget, ConverterCustomTarget]] = [] |
| self.current_bin_dir = target.current_bin_dir |
| self.current_src_dir = target.current_src_dir |
| 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 f'<{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: T.List[str] = [] |
| for i in self.outputs: |
| if i in all_outputs: |
| old = str(i) |
| i = f'c{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: T.List[T.List[T.Union[str, ConverterTarget]]] = [] |
| for curr_cmd in self._raw_target.command: |
| assert isinstance(curr_cmd, list) |
| assert curr_cmd[0] != '', "An empty string is not a valid executable" |
| cmd: 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(): |
| 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(f'CMake: Found invalid CMake target "{j}" --> ignoring \n{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).is_file(): |
| 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), f'({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 CMakeInterpreter: |
| def __init__(self, subdir: Path, install_prefix: Path, env: 'Environment', backend: 'Backend'): |
| self.subdir = subdir |
| self.src_dir = Path(env.get_source_dir(), subdir) |
| 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: T.Set[str] = set() |
| self.fileapi = CMakeFileAPI(self.build_dir) |
| |
| # Raw CMake results |
| self.bs_files: T.List[Path] = [] |
| self.codemodel_configs: T.Optional[T.List[CMakeConfiguration]] = None |
| self.cmake_stderr: T.Optional[str] = None |
| |
| # Analysed data |
| self.project_name = '' |
| self.project_version = '' |
| self.languages: T.List[str] = [] |
| self.targets: T.List[ConverterTarget] = [] |
| self.custom_targets: T.List[ConverterCustomTarget] = [] |
| self.trace: CMakeTraceParser |
| self.output_target_map = OutputTargetMap(self.build_dir) |
| |
| # Generated meson data |
| self.generated_targets: T.Dict[str, T.Dict[str, T.Optional[str]]] = {} |
| self.internal_name_map: 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, '>=3.14', MachineChoice.BUILD) |
| if not cmake_exe.found(): |
| raise CMakeException('Unable to find CMake') |
| self.trace = CMakeTraceParser(cmake_exe.version(), self.build_dir, self.env, permissive=True) |
| |
| preload_file = DataFile('cmake/data/preload.cmake').write_to_private(self.env) |
| toolchain = CMakeToolchain(cmake_exe, self.env, self.for_machine, CMakeExecScope.SUBPROJECT, self.build_dir, 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) |
| |
| cmake_args = [] |
| cmake_args += cmake_get_generator_args(self.env) |
| cmake_args += [f'-DCMAKE_INSTALL_PREFIX={self.install_prefix}'] |
| cmake_args += extra_cmake_options |
| if not any(arg.startswith('-DCMAKE_BUILD_TYPE=') for arg in cmake_args): |
| # Our build type is favored over any CMAKE_BUILD_TYPE environment variable |
| buildtype = T.cast('str', self.env.coredata.get_option(OptionKey('buildtype'))) |
| if buildtype in BUILDTYPE_MAP: |
| cmake_args += [f'-DCMAKE_BUILD_TYPE={BUILDTYPE_MAP[buildtype]}'] |
| trace_args = self.trace.trace_args() |
| cmcmp_args = [f'-DCMAKE_POLICY_WARNING_{x}=OFF' for x in DISABLE_POLICY_WARNINGS] |
| |
| 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.cmake_stderr = 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: |
| # get the last CMake error - We only need the message function for this: |
| self.trace.functions = {'message': self.trace.functions['message']} |
| self.trace.parse(self.cmake_stderr) |
| error = f': {self.trace.errors[-1]}' if self.trace.errors else '' |
| raise CMakeException(f'Failed to configure the CMake subproject{error}') |
| |
| return cmake_exe |
| |
| def initialise(self, extra_cmake_options: T.List[str]) -> None: |
| # Configure the CMake project to generate the file API data |
| self.configure(extra_cmake_options) |
| |
| # 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 = [x for x in self.bs_files if not path_is_in_root(x, Path(self.env.get_build_dir()), resolve=True)] |
| self.bs_files = list(OrderedSet(self.bs_files)) |
| |
| # Load the codemodel configurations |
| self.codemodel_configs = self.fileapi.get_cmake_configurations() |
| |
| self.project_version = self.fileapi.get_project_version() |
| |
| 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.cmake_stderr) |
| |
| # Find all targets |
| added_target_names: 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: 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), mlog.bold(self.project_version), '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 symbol(val: str) -> SymbolNode: |
| return SymbolNode(token('', val)) |
| |
| def string(value: str) -> StringNode: |
| return StringNode(token(val=value), escape=False) |
| |
| def id_node(value: str) -> IdNode: |
| return IdNode(token(val=value)) |
| |
| def number(value: int) -> NumberNode: |
| return NumberNode(token(val=str(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, symbol('['), nodeify(index), symbol(']')) |
| |
| 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(symbol('['), args, symbol(']')) |
| |
| 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(id_node(name), symbol('('), args_n, symbol(')')) |
| 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(obj, symbol('.'), id_node(name), symbol('('), args_n, symbol(')')) |
| |
| def assign(var_name: str, value: BaseNode) -> AssignmentNode: |
| return AssignmentNode(id_node(var_name), symbol('='), 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, {'version': self.project_version} if self.project_version else None)] |
| |
| # Add the run script for custom commands |
| |
| # Add the targets |
| processing: T.List[str] = [] |
| processed: T.Dict[str, T.Dict[str, T.Optional[str]]] = {} |
| name_map: 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: T.List[IdNode] = [] |
| objec_libs: T.List[IdNode] = [] |
| sources: T.List[Path] = [] |
| generated: T.List[T.Union[IdNode, IndexNode]] = [] |
| generated_filenames: T.List[str] = [] |
| custom_targets: T.List[ConverterCustomTarget] = [] |
| dependencies: 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(f'Unknown target type "{tgt.type}"') |
| |
| # Determine the variable names |
| inc_var = f'{tgt.name}_inc' |
| dir_var = f'{tgt.name}_dir' |
| sys_var = f'{tgt.name}_sys' |
| src_var = f'{tgt.name}_src' |
| dep_var = f'{tgt.name}_dep' |
| tgt_var = tgt.name |
| |
| install_tgt = options.get_install(tgt.cmake_name, tgt.install) |
| |
| # Generate target kwargs |
| tgt_kwargs: TYPE_mixed_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], |
| } |
| |
| # 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[f'{key}_args'] = 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: TYPE_mixed_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), |
| } |
| |
| 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 == '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 |
| |
| 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: 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: TYPE_mixed_kwargs = { |
| 'input': [resolve_source(x) for x in tgt.inputs], |
| 'output': tgt.outputs, |
| 'command': command, |
| 'depends': [resolve_source(x) for x in tgt.depends], |
| } |
| |
| 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()) |
