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1593 lines
75 KiB
1593 lines
75 KiB
# Copyright 2012-2016 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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from collections import OrderedDict |
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from functools import lru_cache |
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from itertools import chain |
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from pathlib import Path |
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import enum |
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import json |
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import os |
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import pickle |
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import re |
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import typing as T |
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import hashlib |
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from .. import build |
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from .. import dependencies |
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from .. import programs |
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from .. import mesonlib |
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from .. import mlog |
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from ..compilers import LANGUAGES_USING_LDFLAGS |
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from ..mesonlib import ( |
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File, MachineChoice, MesonException, OptionType, OrderedSet, OptionOverrideProxy, |
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classify_unity_sources, unholder, OptionKey, join_args |
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) |
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if T.TYPE_CHECKING: |
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from ..arglist import CompilerArgs |
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from ..compilers import Compiler |
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from ..interpreter import Interpreter, Test |
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from ..mesonlib import FileMode |
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InstallType = T.List[T.Tuple[str, str, T.Optional['FileMode']]] |
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InstallSubdirsType = T.List[T.Tuple[str, str, T.Optional['FileMode'], T.Tuple[T.Set[str], T.Set[str]]]] |
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# Languages that can mix with C or C++ but don't support unity builds yet |
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# because the syntax we use for unity builds is specific to C/++/ObjC/++. |
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# Assembly files cannot be unitified and neither can LLVM IR files |
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LANGS_CANT_UNITY = ('d', 'fortran', 'vala') |
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class RegenInfo: |
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def __init__(self, source_dir, build_dir, depfiles): |
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self.source_dir = source_dir |
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self.build_dir = build_dir |
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self.depfiles = depfiles |
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class TestProtocol(enum.Enum): |
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EXITCODE = 0 |
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TAP = 1 |
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GTEST = 2 |
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RUST = 3 |
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@classmethod |
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def from_str(cls, string: str) -> 'TestProtocol': |
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if string == 'exitcode': |
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return cls.EXITCODE |
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elif string == 'tap': |
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return cls.TAP |
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elif string == 'gtest': |
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return cls.GTEST |
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elif string == 'rust': |
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return cls.RUST |
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raise MesonException(f'unknown test format {string}') |
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def __str__(self) -> str: |
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cls = type(self) |
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if self is cls.EXITCODE: |
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return 'exitcode' |
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elif self is cls.GTEST: |
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return 'gtest' |
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elif self is cls.RUST: |
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return 'rust' |
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return 'tap' |
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class CleanTrees: |
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''' |
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Directories outputted by custom targets that have to be manually cleaned |
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because on Linux `ninja clean` only deletes empty directories. |
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''' |
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def __init__(self, build_dir, trees): |
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self.build_dir = build_dir |
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self.trees = trees |
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class InstallData: |
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def __init__(self, source_dir: str, build_dir: str, prefix: str, |
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strip_bin: T.List[str], install_umask: T.Union[str, int], |
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mesonintrospect: T.List[str], version: str): |
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# TODO: in python 3.8 or with typing_Extensions install_umask could be: |
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# `T.Union[T.Literal['preserve'], int]`, which would be more accurate. |
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self.source_dir = source_dir |
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self.build_dir = build_dir |
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self.prefix = prefix |
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self.strip_bin = strip_bin |
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self.install_umask = install_umask |
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self.targets: T.List[TargetInstallData] = [] |
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self.headers: T.List[InstallDataBase] = [] |
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self.man: T.List[InstallDataBase] = [] |
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self.data: T.List[InstallDataBase] = [] |
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self.install_scripts: T.List[ExecutableSerialisation] = [] |
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self.install_subdirs: T.List[SubdirInstallData] = [] |
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self.mesonintrospect = mesonintrospect |
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self.version = version |
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class TargetInstallData: |
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def __init__(self, fname: str, outdir: str, aliases: T.Dict[str, str], strip: bool, |
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install_name_mappings: T.Dict, rpath_dirs_to_remove: T.Set[bytes], |
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install_rpath: str, install_mode: 'FileMode', subproject: str, optional: bool = False): |
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self.fname = fname |
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self.outdir = outdir |
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self.aliases = aliases |
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self.strip = strip |
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self.install_name_mappings = install_name_mappings |
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self.rpath_dirs_to_remove = rpath_dirs_to_remove |
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self.install_rpath = install_rpath |
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self.install_mode = install_mode |
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self.subproject = subproject |
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self.optional = optional |
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class InstallDataBase: |
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def __init__(self, path: str, install_path: str, install_mode: 'FileMode', subproject: str): |
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self.path = path |
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self.install_path = install_path |
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self.install_mode = install_mode |
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self.subproject = subproject |
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class SubdirInstallData(InstallDataBase): |
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def __init__(self, path: str, install_path: str, install_mode: 'FileMode', exclude, subproject: str): |
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super().__init__(path, install_path, install_mode, subproject) |
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self.exclude = exclude |
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class ExecutableSerialisation: |
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def __init__(self, cmd_args, env: T.Optional[build.EnvironmentVariables] = None, exe_wrapper=None, |
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workdir=None, extra_paths=None, capture=None) -> None: |
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self.cmd_args = cmd_args |
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self.env = env |
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if exe_wrapper is not None: |
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assert(isinstance(exe_wrapper, programs.ExternalProgram)) |
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self.exe_runner = exe_wrapper |
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self.workdir = workdir |
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self.extra_paths = extra_paths |
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self.capture = capture |
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self.pickled = False |
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self.skip_if_destdir = False |
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self.verbose = False |
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self.subproject = '' |
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class TestSerialisation: |
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def __init__(self, name: str, project: str, suite: str, fname: T.List[str], |
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is_cross_built: bool, exe_wrapper: T.Optional[programs.ExternalProgram], |
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needs_exe_wrapper: bool, is_parallel: bool, cmd_args: T.List[str], |
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env: build.EnvironmentVariables, should_fail: bool, |
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timeout: T.Optional[int], workdir: T.Optional[str], |
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extra_paths: T.List[str], protocol: TestProtocol, priority: int, |
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cmd_is_built: bool, depends: T.List[str], version: str): |
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self.name = name |
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self.project_name = project |
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self.suite = suite |
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self.fname = fname |
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self.is_cross_built = is_cross_built |
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if exe_wrapper is not None: |
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assert(isinstance(exe_wrapper, programs.ExternalProgram)) |
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self.exe_runner = exe_wrapper |
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self.is_parallel = is_parallel |
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self.cmd_args = cmd_args |
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self.env = env |
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self.should_fail = should_fail |
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self.timeout = timeout |
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self.workdir = workdir |
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self.extra_paths = extra_paths |
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self.protocol = protocol |
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self.priority = priority |
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self.needs_exe_wrapper = needs_exe_wrapper |
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self.cmd_is_built = cmd_is_built |
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self.depends = depends |
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self.version = version |
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def get_backend_from_name(backend: str, build: T.Optional[build.Build] = None, interpreter: T.Optional['Interpreter'] = None) -> T.Optional['Backend']: |
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if backend == 'ninja': |
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from . import ninjabackend |
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return ninjabackend.NinjaBackend(build, interpreter) |
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elif backend == 'vs': |
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from . import vs2010backend |
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return vs2010backend.autodetect_vs_version(build, interpreter) |
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elif backend == 'vs2010': |
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from . import vs2010backend |
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return vs2010backend.Vs2010Backend(build, interpreter) |
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elif backend == 'vs2015': |
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from . import vs2015backend |
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return vs2015backend.Vs2015Backend(build, interpreter) |
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elif backend == 'vs2017': |
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from . import vs2017backend |
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return vs2017backend.Vs2017Backend(build, interpreter) |
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elif backend == 'vs2019': |
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from . import vs2019backend |
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return vs2019backend.Vs2019Backend(build, interpreter) |
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elif backend == 'xcode': |
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from . import xcodebackend |
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return xcodebackend.XCodeBackend(build, interpreter) |
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return None |
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# This class contains the basic functionality that is needed by all backends. |
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# Feel free to move stuff in and out of it as you see fit. |
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class Backend: |
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def __init__(self, build: T.Optional[build.Build], interpreter: T.Optional['Interpreter']): |
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# Make it possible to construct a dummy backend |
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# This is used for introspection without a build directory |
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if build is None: |
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self.environment = None |
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return |
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self.build = build |
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self.interpreter = interpreter |
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self.environment = build.environment |
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self.processed_targets: T.Set[str] = set() |
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self.name = '<UNKNOWN>' |
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self.build_dir = self.environment.get_build_dir() |
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self.source_dir = self.environment.get_source_dir() |
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self.build_to_src = mesonlib.relpath(self.environment.get_source_dir(), |
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self.environment.get_build_dir()) |
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self.src_to_build = mesonlib.relpath(self.environment.get_build_dir(), |
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self.environment.get_source_dir()) |
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def generate(self) -> None: |
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raise RuntimeError('generate is not implemented in {}'.format(type(self).__name__)) |
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def get_target_filename(self, t, *, warn_multi_output: bool = True): |
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if isinstance(t, build.CustomTarget): |
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if warn_multi_output and len(t.get_outputs()) != 1: |
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mlog.warning('custom_target {!r} has more than one output! ' |
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'Using the first one.'.format(t.name)) |
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filename = t.get_outputs()[0] |
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elif isinstance(t, build.CustomTargetIndex): |
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filename = t.get_outputs()[0] |
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else: |
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assert(isinstance(t, build.BuildTarget)) |
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filename = t.get_filename() |
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return os.path.join(self.get_target_dir(t), filename) |
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def get_target_filename_abs(self, target): |
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return os.path.join(self.environment.get_build_dir(), self.get_target_filename(target)) |
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def get_base_options_for_target(self, target: build.BuildTarget) -> OptionOverrideProxy: |
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return OptionOverrideProxy(target.option_overrides_base, |
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{k: v for k, v in self.environment.coredata.options.items() |
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if k.type in {OptionType.BASE, OptionType.BUILTIN}}) |
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def get_compiler_options_for_target(self, target: build.BuildTarget) -> OptionOverrideProxy: |
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comp_reg = {k: v for k, v in self.environment.coredata.options.items() if k.is_compiler()} |
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comp_override = target.option_overrides_compiler |
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return OptionOverrideProxy(comp_override, comp_reg) |
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def get_option_for_target(self, option_name: 'OptionKey', target: build.BuildTarget): |
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if option_name in target.option_overrides_base: |
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override = target.option_overrides_base[option_name] |
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return self.environment.coredata.validate_option_value(option_name, override) |
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return self.environment.coredata.get_option(option_name.evolve(subproject=target.subproject)) |
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def get_source_dir_include_args(self, target, compiler, *, absolute_path=False): |
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curdir = target.get_subdir() |
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if absolute_path: |
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lead = self.source_dir |
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else: |
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lead = self.build_to_src |
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tmppath = os.path.normpath(os.path.join(lead, curdir)) |
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return compiler.get_include_args(tmppath, False) |
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def get_build_dir_include_args(self, target, compiler, *, absolute_path=False): |
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if absolute_path: |
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curdir = os.path.join(self.build_dir, target.get_subdir()) |
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else: |
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curdir = target.get_subdir() |
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if curdir == '': |
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curdir = '.' |
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return compiler.get_include_args(curdir, False) |
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def get_target_filename_for_linking(self, target): |
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# On some platforms (msvc for instance), the file that is used for |
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# dynamic linking is not the same as the dynamic library itself. This |
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# file is called an import library, and we want to link against that. |
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# On all other platforms, we link to the library directly. |
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if isinstance(target, build.SharedLibrary): |
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link_lib = target.get_import_filename() or target.get_filename() |
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return os.path.join(self.get_target_dir(target), link_lib) |
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elif isinstance(target, build.StaticLibrary): |
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return os.path.join(self.get_target_dir(target), target.get_filename()) |
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elif isinstance(target, (build.CustomTarget, build.CustomTargetIndex)): |
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if not target.is_linkable_target(): |
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raise MesonException(f'Tried to link against custom target "{target.name}", which is not linkable.') |
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return os.path.join(self.get_target_dir(target), target.get_filename()) |
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elif isinstance(target, build.Executable): |
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if target.import_filename: |
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return os.path.join(self.get_target_dir(target), target.get_import_filename()) |
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else: |
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return None |
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raise AssertionError(f'BUG: Tried to link to {target!r} which is not linkable') |
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@lru_cache(maxsize=None) |
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def get_target_dir(self, target): |
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if self.environment.coredata.get_option(OptionKey('layout')) == 'mirror': |
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dirname = target.get_subdir() |
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else: |
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dirname = 'meson-out' |
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return dirname |
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def get_target_dir_relative_to(self, t, o): |
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'''Get a target dir relative to another target's directory''' |
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target_dir = os.path.join(self.environment.get_build_dir(), self.get_target_dir(t)) |
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othert_dir = os.path.join(self.environment.get_build_dir(), self.get_target_dir(o)) |
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return os.path.relpath(target_dir, othert_dir) |
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def get_target_source_dir(self, target): |
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# if target dir is empty, avoid extraneous trailing / from os.path.join() |
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target_dir = self.get_target_dir(target) |
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if target_dir: |
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return os.path.join(self.build_to_src, target_dir) |
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return self.build_to_src |
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def get_target_private_dir(self, target): |
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return os.path.join(self.get_target_filename(target, warn_multi_output=False) + '.p') |
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def get_target_private_dir_abs(self, target): |
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return os.path.join(self.environment.get_build_dir(), self.get_target_private_dir(target)) |
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@lru_cache(maxsize=None) |
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def get_target_generated_dir(self, target, gensrc, src): |
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""" |
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Takes a BuildTarget, a generator source (CustomTarget or GeneratedList), |
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and a generated source filename. |
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Returns the full path of the generated source relative to the build root |
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""" |
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# CustomTarget generators output to the build dir of the CustomTarget |
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if isinstance(gensrc, (build.CustomTarget, build.CustomTargetIndex)): |
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return os.path.join(self.get_target_dir(gensrc), src) |
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# GeneratedList generators output to the private build directory of the |
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# target that the GeneratedList is used in |
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return os.path.join(self.get_target_private_dir(target), src) |
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def get_unity_source_file(self, target, suffix, number): |
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# There is a potential conflict here, but it is unlikely that |
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# anyone both enables unity builds and has a file called foo-unity.cpp. |
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osrc = f'{target.name}-unity{number}.{suffix}' |
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return mesonlib.File.from_built_file(self.get_target_private_dir(target), osrc) |
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def generate_unity_files(self, target, unity_src): |
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abs_files = [] |
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result = [] |
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compsrcs = classify_unity_sources(target.compilers.values(), unity_src) |
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unity_size = self.get_option_for_target(OptionKey('unity_size'), target) |
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def init_language_file(suffix, unity_file_number): |
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unity_src = self.get_unity_source_file(target, suffix, unity_file_number) |
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outfileabs = unity_src.absolute_path(self.environment.get_source_dir(), |
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self.environment.get_build_dir()) |
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outfileabs_tmp = outfileabs + '.tmp' |
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abs_files.append(outfileabs) |
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outfileabs_tmp_dir = os.path.dirname(outfileabs_tmp) |
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if not os.path.exists(outfileabs_tmp_dir): |
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os.makedirs(outfileabs_tmp_dir) |
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result.append(unity_src) |
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return open(outfileabs_tmp, 'w') |
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# For each language, generate unity source files and return the list |
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for comp, srcs in compsrcs.items(): |
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files_in_current = unity_size + 1 |
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unity_file_number = 0 |
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ofile = None |
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for src in srcs: |
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if files_in_current >= unity_size: |
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if ofile: |
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ofile.close() |
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ofile = init_language_file(comp.get_default_suffix(), unity_file_number) |
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unity_file_number += 1 |
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files_in_current = 0 |
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ofile.write(f'#include<{src}>\n') |
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files_in_current += 1 |
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if ofile: |
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ofile.close() |
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[mesonlib.replace_if_different(x, x + '.tmp') for x in abs_files] |
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return result |
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def relpath(self, todir, fromdir): |
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return os.path.relpath(os.path.join('dummyprefixdir', todir), |
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os.path.join('dummyprefixdir', fromdir)) |
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def flatten_object_list(self, target, proj_dir_to_build_root=''): |
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obj_list = self._flatten_object_list(target, target.get_objects(), proj_dir_to_build_root) |
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return list(dict.fromkeys(obj_list)) |
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def _flatten_object_list(self, target, objects, proj_dir_to_build_root): |
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obj_list = [] |
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for obj in objects: |
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if isinstance(obj, str): |
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o = os.path.join(proj_dir_to_build_root, |
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self.build_to_src, target.get_subdir(), obj) |
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obj_list.append(o) |
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elif isinstance(obj, mesonlib.File): |
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obj_list.append(obj.rel_to_builddir(self.build_to_src)) |
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elif isinstance(obj, build.ExtractedObjects): |
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if obj.recursive: |
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obj_list += self._flatten_object_list(obj.target, obj.objlist, proj_dir_to_build_root) |
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obj_list += self.determine_ext_objs(obj, proj_dir_to_build_root) |
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else: |
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raise MesonException('Unknown data type in object list.') |
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return obj_list |
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def is_swift_target(self, target): |
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for s in target.sources: |
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if s.endswith('swift'): |
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return True |
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return False |
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def determine_swift_dep_dirs(self, target): |
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result = [] |
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for l in target.link_targets: |
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result.append(self.get_target_private_dir_abs(l)) |
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return result |
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def get_executable_serialisation(self, cmd, workdir=None, |
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extra_bdeps=None, capture=None, |
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env: T.Optional[build.EnvironmentVariables] = None): |
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exe = cmd[0] |
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cmd_args = cmd[1:] |
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if isinstance(exe, programs.ExternalProgram): |
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exe_cmd = exe.get_command() |
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exe_for_machine = exe.for_machine |
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elif isinstance(exe, build.BuildTarget): |
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exe_cmd = [self.get_target_filename_abs(exe)] |
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exe_for_machine = exe.for_machine |
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elif isinstance(exe, build.CustomTarget): |
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# The output of a custom target can either be directly runnable |
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# or not, that is, a script, a native binary or a cross compiled |
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# binary when exe wrapper is available and when it is not. |
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# This implementation is not exhaustive but it works in the |
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# common cases. |
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exe_cmd = [self.get_target_filename_abs(exe)] |
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exe_for_machine = MachineChoice.BUILD |
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elif isinstance(exe, mesonlib.File): |
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exe_cmd = [exe.rel_to_builddir(self.environment.source_dir)] |
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exe_for_machine = MachineChoice.BUILD |
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else: |
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exe_cmd = [exe] |
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exe_for_machine = MachineChoice.BUILD |
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machine = self.environment.machines[exe_for_machine] |
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if machine.is_windows() or machine.is_cygwin(): |
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extra_paths = self.determine_windows_extra_paths(exe, extra_bdeps or []) |
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else: |
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extra_paths = [] |
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is_cross_built = not self.environment.machines.matches_build_machine(exe_for_machine) |
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if is_cross_built and self.environment.need_exe_wrapper(): |
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exe_wrapper = self.environment.get_exe_wrapper() |
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if not exe_wrapper or not exe_wrapper.found(): |
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msg = 'An exe_wrapper is needed but was not found. Please define one ' \ |
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'in cross file and check the command and/or add it to PATH.' |
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raise MesonException(msg) |
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else: |
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if exe_cmd[0].endswith('.jar'): |
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exe_cmd = ['java', '-jar'] + exe_cmd |
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elif exe_cmd[0].endswith('.exe') and not (mesonlib.is_windows() or mesonlib.is_cygwin() or mesonlib.is_wsl()): |
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exe_cmd = ['mono'] + exe_cmd |
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exe_wrapper = None |
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workdir = workdir or self.environment.get_build_dir() |
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return ExecutableSerialisation(exe_cmd + cmd_args, env, |
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exe_wrapper, workdir, |
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extra_paths, capture) |
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|
|
def as_meson_exe_cmdline(self, tname, exe, cmd_args, workdir=None, |
|
extra_bdeps=None, capture=None, force_serialize=False, |
|
env: T.Optional[build.EnvironmentVariables] = None, |
|
verbose: bool = False): |
|
''' |
|
Serialize an executable for running with a generator or a custom target |
|
''' |
|
cmd = [exe] + cmd_args |
|
es = self.get_executable_serialisation(cmd, workdir, extra_bdeps, capture, env) |
|
es.verbose = verbose |
|
reasons = [] |
|
if es.extra_paths: |
|
reasons.append('to set PATH') |
|
|
|
if es.exe_runner: |
|
reasons.append('to use exe_wrapper') |
|
|
|
if workdir: |
|
reasons.append('to set workdir') |
|
|
|
if any('\n' in c for c in es.cmd_args): |
|
reasons.append('because command contains newlines') |
|
|
|
if es.env and es.env.varnames: |
|
reasons.append('to set env') |
|
|
|
force_serialize = force_serialize or bool(reasons) |
|
|
|
if capture: |
|
reasons.append('to capture output') |
|
|
|
if not force_serialize: |
|
if not capture: |
|
return es.cmd_args, '' |
|
return ((self.environment.get_build_command() + |
|
['--internal', 'exe', '--capture', capture, '--'] + es.cmd_args), |
|
', '.join(reasons)) |
|
|
|
if isinstance(exe, (programs.ExternalProgram, |
|
build.BuildTarget, build.CustomTarget)): |
|
basename = exe.name |
|
elif isinstance(exe, mesonlib.File): |
|
basename = os.path.basename(exe.fname) |
|
else: |
|
basename = os.path.basename(exe) |
|
|
|
# Can't just use exe.name here; it will likely be run more than once |
|
# Take a digest of the cmd args, env, workdir, and capture. This avoids |
|
# collisions and also makes the name deterministic over regenerations |
|
# which avoids a rebuild by Ninja because the cmdline stays the same. |
|
data = bytes(str(es.env) + str(es.cmd_args) + str(es.workdir) + str(capture), |
|
encoding='utf-8') |
|
digest = hashlib.sha1(data).hexdigest() |
|
scratch_file = f'meson_exe_{basename}_{digest}.dat' |
|
exe_data = os.path.join(self.environment.get_scratch_dir(), scratch_file) |
|
with open(exe_data, 'wb') as f: |
|
pickle.dump(es, f) |
|
return (self.environment.get_build_command() + ['--internal', 'exe', '--unpickle', exe_data], |
|
', '.join(reasons)) |
|
|
|
def serialize_tests(self): |
|
test_data = os.path.join(self.environment.get_scratch_dir(), 'meson_test_setup.dat') |
|
with open(test_data, 'wb') as datafile: |
|
self.write_test_file(datafile) |
|
benchmark_data = os.path.join(self.environment.get_scratch_dir(), 'meson_benchmark_setup.dat') |
|
with open(benchmark_data, 'wb') as datafile: |
|
self.write_benchmark_file(datafile) |
|
return test_data, benchmark_data |
|
|
|
def determine_linker_and_stdlib_args(self, target): |
|
''' |
|
If we're building a static library, there is only one static linker. |
|
Otherwise, we query the target for the dynamic linker. |
|
''' |
|
if isinstance(target, build.StaticLibrary): |
|
return self.build.static_linker[target.for_machine], [] |
|
l, stdlib_args = target.get_clink_dynamic_linker_and_stdlibs() |
|
return l, stdlib_args |
|
|
|
@staticmethod |
|
def _libdir_is_system(libdir, compilers, env): |
|
libdir = os.path.normpath(libdir) |
|
for cc in compilers.values(): |
|
if libdir in cc.get_library_dirs(env): |
|
return True |
|
return False |
|
|
|
def get_external_rpath_dirs(self, target): |
|
dirs = set() |
|
args = [] |
|
for lang in LANGUAGES_USING_LDFLAGS: |
|
try: |
|
args.extend(self.environment.coredata.get_external_link_args(target.for_machine, lang)) |
|
except Exception: |
|
pass |
|
# Match rpath formats: |
|
# -Wl,-rpath= |
|
# -Wl,-rpath, |
|
rpath_regex = re.compile(r'-Wl,-rpath[=,]([^,]+)') |
|
# Match solaris style compat runpath formats: |
|
# -Wl,-R |
|
# -Wl,-R, |
|
runpath_regex = re.compile(r'-Wl,-R[,]?([^,]+)') |
|
# Match symbols formats: |
|
# -Wl,--just-symbols= |
|
# -Wl,--just-symbols, |
|
symbols_regex = re.compile(r'-Wl,--just-symbols[=,]([^,]+)') |
|
for arg in args: |
|
rpath_match = rpath_regex.match(arg) |
|
if rpath_match: |
|
for dir in rpath_match.group(1).split(':'): |
|
dirs.add(dir) |
|
runpath_match = runpath_regex.match(arg) |
|
if runpath_match: |
|
for dir in runpath_match.group(1).split(':'): |
|
# The symbols arg is an rpath if the path is a directory |
|
if Path(dir).is_dir(): |
|
dirs.add(dir) |
|
symbols_match = symbols_regex.match(arg) |
|
if symbols_match: |
|
for dir in symbols_match.group(1).split(':'): |
|
# Prevent usage of --just-symbols to specify rpath |
|
if Path(dir).is_dir(): |
|
raise MesonException(f'Invalid arg for --just-symbols, {dir} is a directory.') |
|
return dirs |
|
|
|
def rpaths_for_bundled_shared_libraries(self, target, exclude_system=True): |
|
paths = [] |
|
for dep in target.external_deps: |
|
if not isinstance(dep, (dependencies.ExternalLibrary, dependencies.PkgConfigDependency)): |
|
continue |
|
la = dep.link_args |
|
if len(la) != 1 or not os.path.isabs(la[0]): |
|
continue |
|
# The only link argument is an absolute path to a library file. |
|
libpath = la[0] |
|
libdir = os.path.dirname(libpath) |
|
if exclude_system and self._libdir_is_system(libdir, target.compilers, self.environment): |
|
# No point in adding system paths. |
|
continue |
|
# Don't remove rpaths specified in LDFLAGS. |
|
if libdir in self.get_external_rpath_dirs(target): |
|
continue |
|
# Windows doesn't support rpaths, but we use this function to |
|
# emulate rpaths by setting PATH, so also accept DLLs here |
|
if os.path.splitext(libpath)[1] not in ['.dll', '.lib', '.so', '.dylib']: |
|
continue |
|
if libdir.startswith(self.environment.get_source_dir()): |
|
rel_to_src = libdir[len(self.environment.get_source_dir()) + 1:] |
|
assert not os.path.isabs(rel_to_src), f'rel_to_src: {rel_to_src} is absolute' |
|
paths.append(os.path.join(self.build_to_src, rel_to_src)) |
|
else: |
|
paths.append(libdir) |
|
return paths |
|
|
|
def determine_rpath_dirs(self, target: build.BuildTarget) -> T.Tuple[str, ...]: |
|
if self.environment.coredata.get_option(OptionKey('layout')) == 'mirror': |
|
result: OrderedSet[str] = target.get_link_dep_subdirs() |
|
else: |
|
result = OrderedSet() |
|
result.add('meson-out') |
|
result.update(self.rpaths_for_bundled_shared_libraries(target)) |
|
target.rpath_dirs_to_remove.update([d.encode('utf-8') for d in result]) |
|
return tuple(result) |
|
|
|
@staticmethod |
|
def canonicalize_filename(fname): |
|
for ch in ('/', '\\', ':'): |
|
fname = fname.replace(ch, '_') |
|
return fname |
|
|
|
def object_filename_from_source(self, target, source): |
|
assert isinstance(source, mesonlib.File) |
|
build_dir = self.environment.get_build_dir() |
|
rel_src = source.rel_to_builddir(self.build_to_src) |
|
|
|
# foo.vala files compile down to foo.c and then foo.c.o, not foo.vala.o |
|
if rel_src.endswith(('.vala', '.gs')): |
|
# See description in generate_vala_compile for this logic. |
|
if source.is_built: |
|
if os.path.isabs(rel_src): |
|
rel_src = rel_src[len(build_dir) + 1:] |
|
rel_src = os.path.relpath(rel_src, self.get_target_private_dir(target)) |
|
else: |
|
rel_src = os.path.basename(rel_src) |
|
# A meson- prefixed directory is reserved; hopefully no-one creates a file name with such a weird prefix. |
|
source = 'meson-generated_' + rel_src[:-5] + '.c' |
|
elif source.is_built: |
|
if os.path.isabs(rel_src): |
|
rel_src = rel_src[len(build_dir) + 1:] |
|
targetdir = self.get_target_private_dir(target) |
|
# A meson- prefixed directory is reserved; hopefully no-one creates a file name with such a weird prefix. |
|
source = 'meson-generated_' + os.path.relpath(rel_src, targetdir) |
|
else: |
|
if os.path.isabs(rel_src): |
|
# Use the absolute path directly to avoid file name conflicts |
|
source = rel_src |
|
else: |
|
source = os.path.relpath(os.path.join(build_dir, rel_src), |
|
os.path.join(self.environment.get_source_dir(), target.get_subdir())) |
|
machine = self.environment.machines[target.for_machine] |
|
return self.canonicalize_filename(source) + '.' + machine.get_object_suffix() |
|
|
|
def determine_ext_objs(self, extobj, proj_dir_to_build_root): |
|
result = [] |
|
|
|
# Merge sources and generated sources |
|
sources = list(extobj.srclist) |
|
for gensrc in extobj.genlist: |
|
for s in gensrc.get_outputs(): |
|
path = self.get_target_generated_dir(extobj.target, gensrc, s) |
|
dirpart, fnamepart = os.path.split(path) |
|
sources.append(File(True, dirpart, fnamepart)) |
|
|
|
# Filter out headers and all non-source files |
|
filtered_sources = [] |
|
for s in sources: |
|
if self.environment.is_source(s) and not self.environment.is_header(s): |
|
filtered_sources.append(s) |
|
elif self.environment.is_object(s): |
|
result.append(s.relative_name()) |
|
sources = filtered_sources |
|
|
|
# extobj could contain only objects and no sources |
|
if not sources: |
|
return result |
|
|
|
targetdir = self.get_target_private_dir(extobj.target) |
|
|
|
# With unity builds, sources don't map directly to objects, |
|
# we only support extracting all the objects in this mode, |
|
# so just return all object files. |
|
if self.is_unity(extobj.target): |
|
compsrcs = classify_unity_sources(extobj.target.compilers.values(), sources) |
|
sources = [] |
|
unity_size = self.get_option_for_target(OptionKey('unity_size'), extobj.target) |
|
|
|
for comp, srcs in compsrcs.items(): |
|
if comp.language in LANGS_CANT_UNITY: |
|
sources += srcs |
|
continue |
|
for i in range(len(srcs) // unity_size + 1): |
|
osrc = self.get_unity_source_file(extobj.target, |
|
comp.get_default_suffix(), i) |
|
sources.append(osrc) |
|
|
|
for osrc in sources: |
|
objname = self.object_filename_from_source(extobj.target, osrc) |
|
objpath = os.path.join(proj_dir_to_build_root, targetdir, objname) |
|
result.append(objpath) |
|
|
|
return result |
|
|
|
def get_pch_include_args(self, compiler, target): |
|
args = [] |
|
pchpath = self.get_target_private_dir(target) |
|
includeargs = compiler.get_include_args(pchpath, False) |
|
p = target.get_pch(compiler.get_language()) |
|
if p: |
|
args += compiler.get_pch_use_args(pchpath, p[0]) |
|
return includeargs + args |
|
|
|
def create_msvc_pch_implementation(self, target, lang, pch_header): |
|
# We have to include the language in the file name, otherwise |
|
# pch.c and pch.cpp will both end up as pch.obj in VS backends. |
|
impl_name = f'meson_pch-{lang}.{lang}' |
|
pch_rel_to_build = os.path.join(self.get_target_private_dir(target), impl_name) |
|
# Make sure to prepend the build dir, since the working directory is |
|
# not defined. Otherwise, we might create the file in the wrong path. |
|
pch_file = os.path.join(self.build_dir, pch_rel_to_build) |
|
os.makedirs(os.path.dirname(pch_file), exist_ok=True) |
|
|
|
content = '#include "{}"'.format(os.path.basename(pch_header)) |
|
pch_file_tmp = pch_file + '.tmp' |
|
with open(pch_file_tmp, 'w') as f: |
|
f.write(content) |
|
mesonlib.replace_if_different(pch_file, pch_file_tmp) |
|
return pch_rel_to_build |
|
|
|
@staticmethod |
|
def escape_extra_args(compiler, args): |
|
# all backslashes in defines are doubly-escaped |
|
extra_args = [] |
|
for arg in args: |
|
if arg.startswith('-D') or arg.startswith('/D'): |
|
arg = arg.replace('\\', '\\\\') |
|
extra_args.append(arg) |
|
|
|
return extra_args |
|
|
|
def generate_basic_compiler_args(self, target: build.BuildTarget, compiler: 'Compiler', no_warn_args: bool = False) -> 'CompilerArgs': |
|
# Create an empty commands list, and start adding arguments from |
|
# various sources in the order in which they must override each other |
|
# starting from hard-coded defaults followed by build options and so on. |
|
commands = compiler.compiler_args() |
|
|
|
copt_proxy = self.get_compiler_options_for_target(target) |
|
# First, the trivial ones that are impossible to override. |
|
# |
|
# Add -nostdinc/-nostdinc++ if needed; can't be overridden |
|
commands += self.get_no_stdlib_args(target, compiler) |
|
# Add things like /NOLOGO or -pipe; usually can't be overridden |
|
commands += compiler.get_always_args() |
|
# Only add warning-flags by default if the buildtype enables it, and if |
|
# we weren't explicitly asked to not emit warnings (for Vala, f.ex) |
|
if no_warn_args: |
|
commands += compiler.get_no_warn_args() |
|
else: |
|
commands += compiler.get_warn_args(self.get_option_for_target(OptionKey('warning_level'), target)) |
|
# Add -Werror if werror=true is set in the build options set on the |
|
# command-line or default_options inside project(). This only sets the |
|
# action to be done for warnings if/when they are emitted, so it's ok |
|
# to set it after get_no_warn_args() or get_warn_args(). |
|
if self.get_option_for_target(OptionKey('werror'), target): |
|
commands += compiler.get_werror_args() |
|
# Add compile args for c_* or cpp_* build options set on the |
|
# command-line or default_options inside project(). |
|
commands += compiler.get_option_compile_args(copt_proxy) |
|
# Add buildtype args: optimization level, debugging, etc. |
|
commands += compiler.get_buildtype_args(self.get_option_for_target(OptionKey('buildtype'), target)) |
|
commands += compiler.get_optimization_args(self.get_option_for_target(OptionKey('optimization'), target)) |
|
commands += compiler.get_debug_args(self.get_option_for_target(OptionKey('debug'), target)) |
|
# Add compile args added using add_project_arguments() |
|
commands += self.build.get_project_args(compiler, target.subproject, target.for_machine) |
|
# Add compile args added using add_global_arguments() |
|
# These override per-project arguments |
|
commands += self.build.get_global_args(compiler, target.for_machine) |
|
# Using both /ZI and /Zi at the same times produces a compiler warning. |
|
# We do not add /ZI by default. If it is being used it is because the user has explicitly enabled it. |
|
# /ZI needs to be removed in that case to avoid cl's warning to that effect (D9025 : overriding '/ZI' with '/Zi') |
|
if ('/ZI' in commands) and ('/Zi' in commands): |
|
commands.remove('/Zi') |
|
# Compile args added from the env: CFLAGS/CXXFLAGS, etc, or the cross |
|
# file. We want these to override all the defaults, but not the |
|
# per-target compile args. |
|
commands += self.environment.coredata.get_external_args(target.for_machine, compiler.get_language()) |
|
# Always set -fPIC for shared libraries |
|
if isinstance(target, build.SharedLibrary): |
|
commands += compiler.get_pic_args() |
|
# Set -fPIC for static libraries by default unless explicitly disabled |
|
if isinstance(target, build.StaticLibrary) and target.pic: |
|
commands += compiler.get_pic_args() |
|
elif isinstance(target, (build.StaticLibrary, build.Executable)) and target.pie: |
|
commands += compiler.get_pie_args() |
|
# Add compile args needed to find external dependencies. Link args are |
|
# added while generating the link command. |
|
# NOTE: We must preserve the order in which external deps are |
|
# specified, so we reverse the list before iterating over it. |
|
for dep in reversed(target.get_external_deps()): |
|
if not dep.found(): |
|
continue |
|
|
|
if compiler.language == 'vala': |
|
if isinstance(dep, dependencies.PkgConfigDependency): |
|
if dep.name == 'glib-2.0' and dep.version_reqs is not None: |
|
for req in dep.version_reqs: |
|
if req.startswith(('>=', '==')): |
|
commands += ['--target-glib', req[2:]] |
|
break |
|
commands += ['--pkg', dep.name] |
|
elif isinstance(dep, dependencies.ExternalLibrary): |
|
commands += dep.get_link_args('vala') |
|
else: |
|
commands += compiler.get_dependency_compile_args(dep) |
|
# Qt needs -fPIC for executables |
|
# XXX: We should move to -fPIC for all executables |
|
if isinstance(target, build.Executable): |
|
commands += dep.get_exe_args(compiler) |
|
# For 'automagic' deps: Boost and GTest. Also dependency('threads'). |
|
# pkg-config puts the thread flags itself via `Cflags:` |
|
# Fortran requires extra include directives. |
|
if compiler.language == 'fortran': |
|
for lt in chain(target.link_targets, target.link_whole_targets): |
|
priv_dir = self.get_target_private_dir(lt) |
|
commands += compiler.get_include_args(priv_dir, False) |
|
return commands |
|
|
|
def build_target_link_arguments(self, compiler, deps): |
|
args = [] |
|
for d in deps: |
|
if not (d.is_linkable_target()): |
|
raise RuntimeError(f'Tried to link with a non-library target "{d.get_basename()}".') |
|
arg = self.get_target_filename_for_linking(d) |
|
if not arg: |
|
continue |
|
if compiler.get_language() == 'd': |
|
arg = '-Wl,' + arg |
|
else: |
|
arg = compiler.get_linker_lib_prefix() + arg |
|
args.append(arg) |
|
return args |
|
|
|
def get_mingw_extra_paths(self, target): |
|
paths = OrderedSet() |
|
# The cross bindir |
|
root = self.environment.properties[target.for_machine].get_root() |
|
if root: |
|
paths.add(os.path.join(root, 'bin')) |
|
# The toolchain bindir |
|
sys_root = self.environment.properties[target.for_machine].get_sys_root() |
|
if sys_root: |
|
paths.add(os.path.join(sys_root, 'bin')) |
|
# Get program and library dirs from all target compilers |
|
if isinstance(target, build.BuildTarget): |
|
for cc in target.compilers.values(): |
|
paths.update(cc.get_program_dirs(self.environment)) |
|
paths.update(cc.get_library_dirs(self.environment)) |
|
return list(paths) |
|
|
|
def determine_windows_extra_paths(self, target: T.Union[build.BuildTarget, str], extra_bdeps): |
|
'''On Windows there is no such thing as an rpath. |
|
We must determine all locations of DLLs that this exe |
|
links to and return them so they can be used in unit |
|
tests.''' |
|
result = set() |
|
prospectives = set() |
|
if isinstance(target, build.BuildTarget): |
|
prospectives.update(target.get_transitive_link_deps()) |
|
# External deps |
|
for deppath in self.rpaths_for_bundled_shared_libraries(target, exclude_system=False): |
|
result.add(os.path.normpath(os.path.join(self.environment.get_build_dir(), deppath))) |
|
for bdep in extra_bdeps: |
|
prospectives.add(bdep) |
|
prospectives.update(bdep.get_transitive_link_deps()) |
|
# Internal deps |
|
for ld in prospectives: |
|
if ld == '' or ld == '.': |
|
continue |
|
dirseg = os.path.join(self.environment.get_build_dir(), self.get_target_dir(ld)) |
|
result.add(dirseg) |
|
if (isinstance(target, build.BuildTarget) and |
|
not self.environment.machines.matches_build_machine(target.for_machine)): |
|
result.update(self.get_mingw_extra_paths(target)) |
|
return list(result) |
|
|
|
def write_benchmark_file(self, datafile): |
|
self.write_test_serialisation(self.build.get_benchmarks(), datafile) |
|
|
|
def write_test_file(self, datafile): |
|
self.write_test_serialisation(self.build.get_tests(), datafile) |
|
|
|
def create_test_serialisation(self, tests: T.List['Test']) -> T.List[TestSerialisation]: |
|
arr = [] |
|
for t in sorted(tests, key=lambda tst: -1 * tst.priority): |
|
exe = t.get_exe() |
|
if isinstance(exe, programs.ExternalProgram): |
|
cmd = exe.get_command() |
|
else: |
|
cmd = [os.path.join(self.environment.get_build_dir(), self.get_target_filename(t.get_exe()))] |
|
if isinstance(exe, (build.BuildTarget, programs.ExternalProgram)): |
|
test_for_machine = exe.for_machine |
|
else: |
|
# E.g. an external verifier or simulator program run on a generated executable. |
|
# Can always be run without a wrapper. |
|
test_for_machine = MachineChoice.BUILD |
|
|
|
# we allow passing compiled executables to tests, which may be cross built. |
|
# We need to consider these as well when considering whether the target is cross or not. |
|
for a in t.cmd_args: |
|
if isinstance(a, build.BuildTarget): |
|
if a.for_machine is MachineChoice.HOST: |
|
test_for_machine = MachineChoice.HOST |
|
break |
|
|
|
is_cross = self.environment.is_cross_build(test_for_machine) |
|
if is_cross and self.environment.need_exe_wrapper(): |
|
exe_wrapper = self.environment.get_exe_wrapper() |
|
else: |
|
exe_wrapper = None |
|
machine = self.environment.machines[exe.for_machine] |
|
if machine.is_windows() or machine.is_cygwin(): |
|
extra_bdeps = [] |
|
if isinstance(exe, build.CustomTarget): |
|
extra_bdeps = exe.get_transitive_build_target_deps() |
|
extra_paths = self.determine_windows_extra_paths(exe, extra_bdeps) |
|
else: |
|
extra_paths = [] |
|
|
|
cmd_args = [] |
|
depends = set(t.depends) |
|
if isinstance(exe, build.Target): |
|
depends.add(exe) |
|
for a in unholder(t.cmd_args): |
|
if isinstance(a, build.Target): |
|
depends.add(a) |
|
if isinstance(a, build.BuildTarget): |
|
extra_paths += self.determine_windows_extra_paths(a, []) |
|
if isinstance(a, mesonlib.File): |
|
a = os.path.join(self.environment.get_build_dir(), a.rel_to_builddir(self.build_to_src)) |
|
cmd_args.append(a) |
|
elif isinstance(a, str): |
|
cmd_args.append(a) |
|
elif isinstance(a, build.Executable): |
|
p = self.construct_target_rel_path(a, t.workdir) |
|
if p == a.get_filename(): |
|
p = './' + p |
|
cmd_args.append(p) |
|
elif isinstance(a, build.Target): |
|
cmd_args.append(self.construct_target_rel_path(a, t.workdir)) |
|
else: |
|
raise MesonException('Bad object in test command.') |
|
ts = TestSerialisation(t.get_name(), t.project_name, t.suite, cmd, is_cross, |
|
exe_wrapper, self.environment.need_exe_wrapper(), |
|
t.is_parallel, cmd_args, t.env, |
|
t.should_fail, t.timeout, t.workdir, |
|
extra_paths, t.protocol, t.priority, |
|
isinstance(exe, build.Executable), |
|
[x.get_id() for x in depends], |
|
self.environment.coredata.version) |
|
arr.append(ts) |
|
return arr |
|
|
|
def write_test_serialisation(self, tests: T.List['Test'], datafile: str): |
|
pickle.dump(self.create_test_serialisation(tests), datafile) |
|
|
|
def construct_target_rel_path(self, a, workdir): |
|
if workdir is None: |
|
return self.get_target_filename(a) |
|
assert(os.path.isabs(workdir)) |
|
abs_path = self.get_target_filename_abs(a) |
|
return os.path.relpath(abs_path, workdir) |
|
|
|
def generate_depmf_install(self, d: InstallData) -> None: |
|
if self.build.dep_manifest_name is None: |
|
return |
|
ifilename = os.path.join(self.environment.get_build_dir(), 'depmf.json') |
|
ofilename = os.path.join(self.environment.get_prefix(), self.build.dep_manifest_name) |
|
mfobj = {'type': 'dependency manifest', 'version': '1.0', 'projects': self.build.dep_manifest} |
|
with open(ifilename, 'w') as f: |
|
f.write(json.dumps(mfobj)) |
|
# Copy file from, to, and with mode unchanged |
|
d.data.append(InstallDataBase(ifilename, ofilename, None, '')) |
|
|
|
def get_regen_filelist(self): |
|
'''List of all files whose alteration means that the build |
|
definition needs to be regenerated.''' |
|
deps = [str(Path(self.build_to_src) / df) |
|
for df in self.interpreter.get_build_def_files()] |
|
if self.environment.is_cross_build(): |
|
deps.extend(self.environment.coredata.cross_files) |
|
deps.extend(self.environment.coredata.config_files) |
|
deps.append('meson-private/coredata.dat') |
|
self.check_clock_skew(deps) |
|
return deps |
|
|
|
def generate_regen_info(self): |
|
deps = self.get_regen_filelist() |
|
regeninfo = RegenInfo(self.environment.get_source_dir(), |
|
self.environment.get_build_dir(), |
|
deps) |
|
filename = os.path.join(self.environment.get_scratch_dir(), |
|
'regeninfo.dump') |
|
with open(filename, 'wb') as f: |
|
pickle.dump(regeninfo, f) |
|
|
|
def check_clock_skew(self, file_list): |
|
# If a file that leads to reconfiguration has a time |
|
# stamp in the future, it will trigger an eternal reconfigure |
|
# loop. |
|
import time |
|
now = time.time() |
|
for f in file_list: |
|
absf = os.path.join(self.environment.get_build_dir(), f) |
|
ftime = os.path.getmtime(absf) |
|
delta = ftime - now |
|
# On Windows disk time stamps sometimes point |
|
# to the future by a minuscule amount, less than |
|
# 0.001 seconds. I don't know why. |
|
if delta > 0.001: |
|
raise MesonException(f'Clock skew detected. File {absf} has a time stamp {delta:.4f}s in the future.') |
|
|
|
def build_target_to_cmd_array(self, bt): |
|
if isinstance(bt, build.BuildTarget): |
|
arr = [os.path.join(self.environment.get_build_dir(), self.get_target_filename(bt))] |
|
else: |
|
arr = bt.get_command() |
|
return arr |
|
|
|
def replace_extra_args(self, args, genlist): |
|
final_args = [] |
|
for a in args: |
|
if a == '@EXTRA_ARGS@': |
|
final_args += genlist.get_extra_args() |
|
else: |
|
final_args.append(a) |
|
return final_args |
|
|
|
def replace_outputs(self, args, private_dir, output_list): |
|
newargs = [] |
|
regex = re.compile(r'@OUTPUT(\d+)@') |
|
for arg in args: |
|
m = regex.search(arg) |
|
while m is not None: |
|
index = int(m.group(1)) |
|
src = f'@OUTPUT{index}@' |
|
arg = arg.replace(src, os.path.join(private_dir, output_list[index])) |
|
m = regex.search(arg) |
|
newargs.append(arg) |
|
return newargs |
|
|
|
def get_build_by_default_targets(self): |
|
result = OrderedDict() |
|
# Get all build and custom targets that must be built by default |
|
for name, t in self.build.get_targets().items(): |
|
if t.build_by_default: |
|
result[name] = t |
|
# Get all targets used as test executables and arguments. These must |
|
# also be built by default. XXX: Sometime in the future these should be |
|
# built only before running tests. |
|
for t in self.build.get_tests(): |
|
exe = unholder(t.exe) |
|
if isinstance(exe, (build.CustomTarget, build.BuildTarget)): |
|
result[exe.get_id()] = exe |
|
for arg in unholder(t.cmd_args): |
|
if not isinstance(arg, (build.CustomTarget, build.BuildTarget)): |
|
continue |
|
result[arg.get_id()] = arg |
|
for dep in t.depends: |
|
assert isinstance(dep, (build.CustomTarget, build.BuildTarget)) |
|
result[dep.get_id()] = dep |
|
return result |
|
|
|
@lru_cache(maxsize=None) |
|
def get_custom_target_provided_by_generated_source(self, generated_source): |
|
libs = [] |
|
for f in generated_source.get_outputs(): |
|
if self.environment.is_library(f): |
|
libs.append(os.path.join(self.get_target_dir(generated_source), f)) |
|
return libs |
|
|
|
@lru_cache(maxsize=None) |
|
def get_custom_target_provided_libraries(self, target): |
|
libs = [] |
|
for t in target.get_generated_sources(): |
|
if not isinstance(t, build.CustomTarget): |
|
continue |
|
l = self.get_custom_target_provided_by_generated_source(t) |
|
libs = libs + l |
|
return libs |
|
|
|
def is_unity(self, target): |
|
optval = self.get_option_for_target(OptionKey('unity'), target) |
|
if optval == 'on' or (optval == 'subprojects' and target.subproject != ''): |
|
return True |
|
return False |
|
|
|
def get_custom_target_sources(self, target): |
|
''' |
|
Custom target sources can be of various object types; strings, File, |
|
BuildTarget, even other CustomTargets. |
|
Returns the path to them relative to the build root directory. |
|
''' |
|
srcs = [] |
|
for i in unholder(target.get_sources()): |
|
if isinstance(i, str): |
|
fname = [os.path.join(self.build_to_src, target.subdir, i)] |
|
elif isinstance(i, build.BuildTarget): |
|
fname = [self.get_target_filename(i)] |
|
elif isinstance(i, (build.CustomTarget, build.CustomTargetIndex)): |
|
fname = [os.path.join(self.get_custom_target_output_dir(i), p) for p in i.get_outputs()] |
|
elif isinstance(i, build.GeneratedList): |
|
fname = [os.path.join(self.get_target_private_dir(target), p) for p in i.get_outputs()] |
|
elif isinstance(i, build.ExtractedObjects): |
|
fname = [os.path.join(self.get_target_private_dir(i.target), p) for p in i.get_outputs(self)] |
|
else: |
|
fname = [i.rel_to_builddir(self.build_to_src)] |
|
if target.absolute_paths: |
|
fname = [os.path.join(self.environment.get_build_dir(), f) for f in fname] |
|
srcs += fname |
|
return srcs |
|
|
|
def get_custom_target_depend_files(self, target, absolute_paths=False): |
|
deps = [] |
|
for i in target.depend_files: |
|
if isinstance(i, mesonlib.File): |
|
if absolute_paths: |
|
deps.append(i.absolute_path(self.environment.get_source_dir(), |
|
self.environment.get_build_dir())) |
|
else: |
|
deps.append(i.rel_to_builddir(self.build_to_src)) |
|
else: |
|
if absolute_paths: |
|
deps.append(os.path.join(self.environment.get_source_dir(), target.subdir, i)) |
|
else: |
|
deps.append(os.path.join(self.build_to_src, target.subdir, i)) |
|
return deps |
|
|
|
def get_custom_target_output_dir(self, target): |
|
# The XCode backend is special. A target foo/bar does |
|
# not go to ${BUILDDIR}/foo/bar but instead to |
|
# ${BUILDDIR}/${BUILDTYPE}/foo/bar. |
|
# Currently we set the include dir to be the former, |
|
# and not the latter. Thus we need this extra customisation |
|
# point. If in the future we make include dirs et al match |
|
# ${BUILDDIR}/${BUILDTYPE} instead, this becomes unnecessary. |
|
return self.get_target_dir(target) |
|
|
|
@lru_cache(maxsize=None) |
|
def get_normpath_target(self, source) -> str: |
|
return os.path.normpath(source) |
|
|
|
def get_custom_target_dirs(self, target, compiler, *, absolute_path=False): |
|
custom_target_include_dirs = [] |
|
for i in target.get_generated_sources(): |
|
# Generator output goes into the target private dir which is |
|
# already in the include paths list. Only custom targets have their |
|
# own target build dir. |
|
if not isinstance(i, (build.CustomTarget, build.CustomTargetIndex)): |
|
continue |
|
idir = self.get_normpath_target(self.get_custom_target_output_dir(i)) |
|
if not idir: |
|
idir = '.' |
|
if absolute_path: |
|
idir = os.path.join(self.environment.get_build_dir(), idir) |
|
if idir not in custom_target_include_dirs: |
|
custom_target_include_dirs.append(idir) |
|
return custom_target_include_dirs |
|
|
|
def get_custom_target_dir_include_args(self, target, compiler, *, absolute_path=False): |
|
incs = [] |
|
for i in self.get_custom_target_dirs(target, compiler, absolute_path=absolute_path): |
|
incs += compiler.get_include_args(i, False) |
|
return incs |
|
|
|
|
|
def eval_custom_target_command(self, target, absolute_outputs=False): |
|
# We want the outputs to be absolute only when using the VS backend |
|
# XXX: Maybe allow the vs backend to use relative paths too? |
|
source_root = self.build_to_src |
|
build_root = '.' |
|
outdir = self.get_custom_target_output_dir(target) |
|
if absolute_outputs: |
|
source_root = self.environment.get_source_dir() |
|
build_root = self.environment.get_build_dir() |
|
outdir = os.path.join(self.environment.get_build_dir(), outdir) |
|
outputs = [] |
|
for i in target.get_outputs(): |
|
outputs.append(os.path.join(outdir, i)) |
|
inputs = self.get_custom_target_sources(target) |
|
# Evaluate the command list |
|
cmd = [] |
|
for i in target.command: |
|
if isinstance(i, build.BuildTarget): |
|
cmd += self.build_target_to_cmd_array(i) |
|
continue |
|
elif isinstance(i, build.CustomTarget): |
|
# GIR scanner will attempt to execute this binary but |
|
# it assumes that it is in path, so always give it a full path. |
|
tmp = i.get_outputs()[0] |
|
i = os.path.join(self.get_custom_target_output_dir(i), tmp) |
|
elif isinstance(i, mesonlib.File): |
|
i = i.rel_to_builddir(self.build_to_src) |
|
if target.absolute_paths or absolute_outputs: |
|
i = os.path.join(self.environment.get_build_dir(), i) |
|
# FIXME: str types are blindly added ignoring 'target.absolute_paths' |
|
# because we can't know if they refer to a file or just a string |
|
elif isinstance(i, str): |
|
if '@SOURCE_ROOT@' in i: |
|
i = i.replace('@SOURCE_ROOT@', source_root) |
|
if '@BUILD_ROOT@' in i: |
|
i = i.replace('@BUILD_ROOT@', build_root) |
|
if '@CURRENT_SOURCE_DIR@' in i: |
|
i = i.replace('@CURRENT_SOURCE_DIR@', os.path.join(source_root, target.subdir)) |
|
if '@DEPFILE@' in i: |
|
if target.depfile is None: |
|
msg = 'Custom target {!r} has @DEPFILE@ but no depfile ' \ |
|
'keyword argument.'.format(target.name) |
|
raise MesonException(msg) |
|
dfilename = os.path.join(outdir, target.depfile) |
|
i = i.replace('@DEPFILE@', dfilename) |
|
if '@PRIVATE_DIR@' in i: |
|
if target.absolute_paths: |
|
pdir = self.get_target_private_dir_abs(target) |
|
else: |
|
pdir = self.get_target_private_dir(target) |
|
i = i.replace('@PRIVATE_DIR@', pdir) |
|
else: |
|
err_msg = 'Argument {0} is of unknown type {1}' |
|
raise RuntimeError(err_msg.format(str(i), str(type(i)))) |
|
cmd.append(i) |
|
# Substitute the rest of the template strings |
|
values = mesonlib.get_filenames_templates_dict(inputs, outputs) |
|
cmd = mesonlib.substitute_values(cmd, values) |
|
# This should not be necessary but removing it breaks |
|
# building GStreamer on Windows. The underlying issue |
|
# is problems with quoting backslashes on Windows |
|
# which is the seventh circle of hell. The downside is |
|
# that this breaks custom targets whose command lines |
|
# have backslashes. If you try to fix this be sure to |
|
# check that it does not break GST. |
|
# |
|
# The bug causes file paths such as c:\foo to get escaped |
|
# into c:\\foo. |
|
# |
|
# Unfortunately we have not been able to come up with an |
|
# isolated test case for this so unless you manage to come up |
|
# with one, the only way is to test the building with Gst's |
|
# setup. Note this in your MR or ping us and we will get it |
|
# fixed. |
|
# |
|
# https://github.com/mesonbuild/meson/pull/737 |
|
cmd = [i.replace('\\', '/') for i in cmd] |
|
return inputs, outputs, cmd |
|
|
|
def get_run_target_env(self, target: build.RunTarget) -> build.EnvironmentVariables: |
|
env = target.env if target.env else build.EnvironmentVariables() |
|
introspect_cmd = join_args(self.environment.get_build_command() + ['introspect']) |
|
env.set('MESON_SOURCE_ROOT', [self.environment.get_source_dir()]) |
|
env.set('MESON_BUILD_ROOT', [self.environment.get_build_dir()]) |
|
env.set('MESON_SUBDIR', [target.subdir]) |
|
env.set('MESONINTROSPECT', [introspect_cmd]) |
|
return env |
|
|
|
def run_postconf_scripts(self) -> None: |
|
from ..scripts.meson_exe import run_exe |
|
introspect_cmd = join_args(self.environment.get_build_command() + ['introspect']) |
|
env = {'MESON_SOURCE_ROOT': self.environment.get_source_dir(), |
|
'MESON_BUILD_ROOT': self.environment.get_build_dir(), |
|
'MESONINTROSPECT': introspect_cmd, |
|
} |
|
|
|
for s in self.build.postconf_scripts: |
|
name = ' '.join(s.cmd_args) |
|
mlog.log(f'Running postconf script {name!r}') |
|
run_exe(s, env) |
|
|
|
def create_install_data(self) -> InstallData: |
|
strip_bin = self.environment.lookup_binary_entry(MachineChoice.HOST, 'strip') |
|
if strip_bin is None: |
|
if self.environment.is_cross_build(): |
|
mlog.warning('Cross file does not specify strip binary, result will not be stripped.') |
|
else: |
|
# TODO go through all candidates, like others |
|
strip_bin = [self.environment.default_strip[0]] |
|
d = InstallData(self.environment.get_source_dir(), |
|
self.environment.get_build_dir(), |
|
self.environment.get_prefix(), |
|
strip_bin, |
|
self.environment.coredata.get_option(OptionKey('install_umask')), |
|
self.environment.get_build_command() + ['introspect'], |
|
self.environment.coredata.version) |
|
self.generate_depmf_install(d) |
|
self.generate_target_install(d) |
|
self.generate_header_install(d) |
|
self.generate_man_install(d) |
|
self.generate_data_install(d) |
|
self.generate_custom_install_script(d) |
|
self.generate_subdir_install(d) |
|
return d |
|
|
|
def create_install_data_files(self): |
|
install_data_file = os.path.join(self.environment.get_scratch_dir(), 'install.dat') |
|
with open(install_data_file, 'wb') as ofile: |
|
pickle.dump(self.create_install_data(), ofile) |
|
|
|
def generate_target_install(self, d: InstallData) -> None: |
|
for t in self.build.get_targets().values(): |
|
if not t.should_install(): |
|
continue |
|
outdirs, custom_install_dir = t.get_install_dir(self.environment) |
|
# Sanity-check the outputs and install_dirs |
|
num_outdirs, num_out = len(outdirs), len(t.get_outputs()) |
|
if num_outdirs != 1 and num_outdirs != num_out: |
|
m = 'Target {!r} has {} outputs: {!r}, but only {} "install_dir"s were found.\n' \ |
|
"Pass 'false' for outputs that should not be installed and 'true' for\n" \ |
|
'using the default installation directory for an output.' |
|
raise MesonException(m.format(t.name, num_out, t.get_outputs(), num_outdirs)) |
|
install_mode = t.get_custom_install_mode() |
|
# Install the target output(s) |
|
if isinstance(t, build.BuildTarget): |
|
# In general, stripping static archives is tricky and full of pitfalls. |
|
# Wholesale stripping of static archives with a command such as |
|
# |
|
# strip libfoo.a |
|
# |
|
# is broken, as GNU's strip will remove *every* symbol in a static |
|
# archive. One solution to this nonintuitive behaviour would be |
|
# to only strip local/debug symbols. Unfortunately, strip arguments |
|
# are not specified by POSIX and therefore not portable. GNU's `-g` |
|
# option (i.e. remove debug symbols) is equivalent to Apple's `-S`. |
|
# |
|
# TODO: Create GNUStrip/AppleStrip/etc. hierarchy for more |
|
# fine-grained stripping of static archives. |
|
should_strip = not isinstance(t, build.StaticLibrary) and self.get_option_for_target(OptionKey('strip'), t) |
|
assert isinstance(should_strip, bool), 'for mypy' |
|
# Install primary build output (library/executable/jar, etc) |
|
# Done separately because of strip/aliases/rpath |
|
if outdirs[0] is not False: |
|
mappings = t.get_link_deps_mapping(d.prefix, self.environment) |
|
i = TargetInstallData(self.get_target_filename(t), outdirs[0], |
|
t.get_aliases(), should_strip, mappings, |
|
t.rpath_dirs_to_remove, |
|
t.install_rpath, install_mode, t.subproject) |
|
d.targets.append(i) |
|
|
|
if isinstance(t, (build.SharedLibrary, build.SharedModule, build.Executable)): |
|
# On toolchains/platforms that use an import library for |
|
# linking (separate from the shared library with all the |
|
# code), we need to install that too (dll.a/.lib). |
|
if t.get_import_filename(): |
|
if custom_install_dir: |
|
# If the DLL is installed into a custom directory, |
|
# install the import library into the same place so |
|
# it doesn't go into a surprising place |
|
implib_install_dir = outdirs[0] |
|
else: |
|
implib_install_dir = self.environment.get_import_lib_dir() |
|
# Install the import library; may not exist for shared modules |
|
i = TargetInstallData(self.get_target_filename_for_linking(t), |
|
implib_install_dir, {}, False, {}, set(), '', install_mode, |
|
t.subproject, optional=isinstance(t, build.SharedModule)) |
|
d.targets.append(i) |
|
|
|
if not should_strip and t.get_debug_filename(): |
|
debug_file = os.path.join(self.get_target_dir(t), t.get_debug_filename()) |
|
i = TargetInstallData(debug_file, outdirs[0], |
|
{}, False, {}, set(), '', |
|
install_mode, t.subproject, |
|
optional=True) |
|
d.targets.append(i) |
|
# Install secondary outputs. Only used for Vala right now. |
|
if num_outdirs > 1: |
|
for output, outdir in zip(t.get_outputs()[1:], outdirs[1:]): |
|
# User requested that we not install this output |
|
if outdir is False: |
|
continue |
|
f = os.path.join(self.get_target_dir(t), output) |
|
i = TargetInstallData(f, outdir, {}, False, {}, set(), None, |
|
install_mode, t.subproject) |
|
d.targets.append(i) |
|
elif isinstance(t, build.CustomTarget): |
|
# If only one install_dir is specified, assume that all |
|
# outputs will be installed into it. This is for |
|
# backwards-compatibility and because it makes sense to |
|
# avoid repetition since this is a common use-case. |
|
# |
|
# To selectively install only some outputs, pass `false` as |
|
# the install_dir for the corresponding output by index |
|
if num_outdirs == 1 and num_out > 1: |
|
for output in t.get_outputs(): |
|
f = os.path.join(self.get_target_dir(t), output) |
|
i = TargetInstallData(f, outdirs[0], {}, False, {}, set(), None, install_mode, |
|
t.subproject, optional=not t.build_by_default) |
|
d.targets.append(i) |
|
else: |
|
for output, outdir in zip(t.get_outputs(), outdirs): |
|
# User requested that we not install this output |
|
if outdir is False: |
|
continue |
|
f = os.path.join(self.get_target_dir(t), output) |
|
i = TargetInstallData(f, outdir, {}, False, {}, set(), None, install_mode, |
|
t.subproject, optional=not t.build_by_default) |
|
d.targets.append(i) |
|
|
|
def generate_custom_install_script(self, d: InstallData) -> None: |
|
d.install_scripts = self.build.install_scripts |
|
|
|
def generate_header_install(self, d: InstallData) -> None: |
|
incroot = self.environment.get_includedir() |
|
headers = self.build.get_headers() |
|
|
|
srcdir = self.environment.get_source_dir() |
|
builddir = self.environment.get_build_dir() |
|
for h in headers: |
|
outdir = h.get_custom_install_dir() |
|
if outdir is None: |
|
outdir = os.path.join(incroot, h.get_install_subdir()) |
|
for f in h.get_sources(): |
|
if not isinstance(f, File): |
|
msg = 'Invalid header type {!r} can\'t be installed' |
|
raise MesonException(msg.format(f)) |
|
abspath = f.absolute_path(srcdir, builddir) |
|
i = InstallDataBase(abspath, outdir, h.get_custom_install_mode(), h.subproject) |
|
d.headers.append(i) |
|
|
|
def generate_man_install(self, d: InstallData) -> None: |
|
manroot = self.environment.get_mandir() |
|
man = self.build.get_man() |
|
for m in man: |
|
for f in m.get_sources(): |
|
num = f.split('.')[-1] |
|
subdir = m.get_custom_install_dir() |
|
if subdir is None: |
|
if m.locale: |
|
subdir = os.path.join(manroot, m.locale, 'man' + num) |
|
else: |
|
subdir = os.path.join(manroot, 'man' + num) |
|
fname = f.fname |
|
if m.locale: # strip locale from file name |
|
fname = fname.replace(f'.{m.locale}', '') |
|
srcabs = f.absolute_path(self.environment.get_source_dir(), self.environment.get_build_dir()) |
|
dstabs = os.path.join(subdir, os.path.basename(fname)) |
|
i = InstallDataBase(srcabs, dstabs, m.get_custom_install_mode(), m.subproject) |
|
d.man.append(i) |
|
|
|
def generate_data_install(self, d: InstallData): |
|
data = self.build.get_data() |
|
srcdir = self.environment.get_source_dir() |
|
builddir = self.environment.get_build_dir() |
|
for de in data: |
|
assert(isinstance(de, build.Data)) |
|
subdir = de.install_dir |
|
if not subdir: |
|
subdir = os.path.join(self.environment.get_datadir(), self.interpreter.build.project_name) |
|
for src_file, dst_name in zip(de.sources, de.rename): |
|
assert(isinstance(src_file, mesonlib.File)) |
|
dst_abs = os.path.join(subdir, dst_name) |
|
i = InstallDataBase(src_file.absolute_path(srcdir, builddir), dst_abs, de.install_mode, de.subproject) |
|
d.data.append(i) |
|
|
|
def generate_subdir_install(self, d: InstallData) -> None: |
|
for sd in self.build.get_install_subdirs(): |
|
if sd.from_source_dir: |
|
from_dir = self.environment.get_source_dir() |
|
else: |
|
from_dir = self.environment.get_build_dir() |
|
src_dir = os.path.join(from_dir, |
|
sd.source_subdir, |
|
sd.installable_subdir).rstrip('/') |
|
dst_dir = os.path.join(self.environment.get_prefix(), |
|
sd.install_dir) |
|
if not sd.strip_directory: |
|
dst_dir = os.path.join(dst_dir, os.path.basename(src_dir)) |
|
i = SubdirInstallData(src_dir, dst_dir, sd.install_mode, sd.exclude, sd.subproject) |
|
d.install_subdirs.append(i) |
|
|
|
def get_introspection_data(self, target_id: str, target: build.Target) -> T.List[T.Dict[str, T.Union[bool, str, T.List[T.Union[str, T.Dict[str, T.Union[str, T.List[str], bool]]]]]]]: |
|
''' |
|
Returns a list of source dicts with the following format for a given target: |
|
[ |
|
{ |
|
"language": "<LANG>", |
|
"compiler": ["result", "of", "comp.get_exelist()"], |
|
"parameters": ["list", "of", "compiler", "parameters], |
|
"sources": ["list", "of", "all", "<LANG>", "source", "files"], |
|
"generated_sources": ["list", "of", "generated", "source", "files"] |
|
} |
|
] |
|
|
|
This is a limited fallback / reference implementation. The backend should override this method. |
|
''' |
|
if isinstance(target, (build.CustomTarget, build.BuildTarget)): |
|
source_list_raw = target.sources |
|
source_list = [] |
|
for j in source_list_raw: |
|
if isinstance(j, mesonlib.File): |
|
source_list += [j.absolute_path(self.source_dir, self.build_dir)] |
|
elif isinstance(j, str): |
|
source_list += [os.path.join(self.source_dir, j)] |
|
elif isinstance(j, (build.CustomTarget, build.BuildTarget)): |
|
source_list += [os.path.join(self.build_dir, j.get_subdir(), o) for o in j.get_outputs()] |
|
source_list = list(map(lambda x: os.path.normpath(x), source_list)) |
|
|
|
compiler = [] |
|
if isinstance(target, build.CustomTarget): |
|
tmp_compiler = target.command |
|
if not isinstance(compiler, list): |
|
tmp_compiler = [compiler] |
|
for j in tmp_compiler: |
|
if isinstance(j, mesonlib.File): |
|
compiler += [j.absolute_path(self.source_dir, self.build_dir)] |
|
elif isinstance(j, str): |
|
compiler += [j] |
|
elif isinstance(j, (build.BuildTarget, build.CustomTarget)): |
|
compiler += j.get_outputs() |
|
else: |
|
raise RuntimeError('Type "{}" is not supported in get_introspection_data. This is a bug'.format(type(j).__name__)) |
|
|
|
return [{ |
|
'language': 'unknown', |
|
'compiler': compiler, |
|
'parameters': [], |
|
'sources': source_list, |
|
'generated_sources': [] |
|
}] |
|
|
|
return [] |
|
|
|
def get_devenv(self) -> build.EnvironmentVariables: |
|
env = build.EnvironmentVariables() |
|
extra_paths = set() |
|
library_paths = set() |
|
for t in self.build.get_targets().values(): |
|
cross_built = not self.environment.machines.matches_build_machine(t.for_machine) |
|
can_run = not cross_built or not self.environment.need_exe_wrapper() |
|
in_default_dir = t.should_install() and not t.get_install_dir(self.environment)[1] |
|
if not can_run or not in_default_dir: |
|
continue |
|
tdir = os.path.join(self.environment.get_build_dir(), self.get_target_dir(t)) |
|
if isinstance(t, build.Executable): |
|
# Add binaries that are going to be installed in bindir into PATH |
|
# so they get used by default instead of searching on system when |
|
# in developer environment. |
|
extra_paths.add(tdir) |
|
if mesonlib.is_windows() or mesonlib.is_cygwin(): |
|
# On windows we cannot rely on rpath to run executables from build |
|
# directory. We have to add in PATH the location of every DLL needed. |
|
extra_paths.update(self.determine_windows_extra_paths(t, [])) |
|
elif isinstance(t, build.SharedLibrary): |
|
# Add libraries that are going to be installed in libdir into |
|
# LD_LIBRARY_PATH. This allows running system applications using |
|
# that library. |
|
library_paths.add(tdir) |
|
if mesonlib.is_windows() or mesonlib.is_cygwin(): |
|
extra_paths.update(library_paths) |
|
elif mesonlib.is_osx(): |
|
env.prepend('DYLD_LIBRARY_PATH', list(library_paths)) |
|
else: |
|
env.prepend('LD_LIBRARY_PATH', list(library_paths)) |
|
env.prepend('PATH', list(extra_paths)) |
|
return env
|
|
|