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# Copyright 2019 The Meson development team
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
# http://www.apache.org/licenses/LICENSE-2.0
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# This class contains the basic functionality needed to run any interpreter
# or an interpreter-based tool.
from ..mesonlib import MesonException
from .. import mlog
from .._pathlib import Path
import typing as T
language_map = {
'c': 'C',
'cpp': 'CXX',
'cuda': 'CUDA',
'objc': 'OBJC',
'objcpp': 'OBJCXX',
'cs': 'CSharp',
'java': 'Java',
'fortran': 'Fortran',
'swift': 'Swift',
}
blacklist_cmake_defs = [
'CMAKE_TOOLCHAIN_FILE',
'CMAKE_PROJECT_INCLUDE',
'MESON_PRELOAD_FILE',
'MESON_PS_CMAKE_CURRENT_BINARY_DIR',
'MESON_PS_CMAKE_CURRENT_SOURCE_DIR',
'MESON_PS_DELAYED_CALLS',
'MESON_PS_LOADED',
'MESON_FIND_ROOT_PATH',
'MESON_CMAKE_SYSROOT',
'MESON_PATHS_LIST',
'MESON_CMAKE_ROOT',
]
class CMakeException(MesonException):
pass
class CMakeBuildFile:
def __init__(self, file: Path, is_cmake: bool, is_temp: bool) -> None:
self.file = file
self.is_cmake = is_cmake
self.is_temp = is_temp
def __repr__(self) -> str:
return '<{}: {}; cmake={}; temp={}>'.format(self.__class__.__name__, self.file, self.is_cmake, self.is_temp)
def _flags_to_list(raw: str) -> T.List[str]:
# Convert a raw commandline string into a list of strings
res = []
curr = ''
escape = False
in_string = False
for i in raw:
if escape:
# If the current char is not a quote, the '\' is probably important
if i not in ['"', "'"]:
curr += '\\'
curr += i
escape = False
elif i == '\\':
escape = True
elif i in ['"', "'"]:
in_string = not in_string
elif i in [' ', '\n']:
if in_string:
curr += i
else:
res += [curr]
curr = ''
else:
curr += i
res += [curr]
res = list(filter(lambda x: len(x) > 0, res))
return res
def cmake_defines_to_args(raw: T.Any, permissive: bool = False) -> T.List[str]:
res = [] # type: T.List[str]
if not isinstance(raw, list):
raw = [raw]
for i in raw:
if not isinstance(i, dict):
raise MesonException('Invalid CMake defines. Expected a dict, but got a {}'.format(type(i).__name__))
for key, val in i.items():
assert isinstance(key, str)
if key in blacklist_cmake_defs:
mlog.warning('Setting', mlog.bold(key), 'is not supported. See the meson docs for cross compilation support:')
mlog.warning(' - URL: https://mesonbuild.com/CMake-module.html#cross-compilation')
mlog.warning(' --> Ignoring this option')
continue
if isinstance(val, (str, int, float)):
res += ['-D{}={}'.format(key, val)]
elif isinstance(val, bool):
val_str = 'ON' if val else 'OFF'
res += ['-D{}={}'.format(key, val_str)]
else:
raise MesonException('Type "{}" of "{}" is not supported as for a CMake define value'.format(type(val).__name__, key))
return res
# TODO: this functuin will become obsolete once the `cmake_args` kwarg is dropped
def check_cmake_args(args: T.List[str]) -> T.List[str]:
res = [] # type: T.List[str]
dis = ['-D' + x for x in blacklist_cmake_defs]
assert dis # Ensure that dis is not empty.
for i in args:
if any([i.startswith(x) for x in dis]):
mlog.warning('Setting', mlog.bold(i), 'is not supported. See the meson docs for cross compilation support:')
mlog.warning(' - URL: https://mesonbuild.com/CMake-module.html#cross-compilation')
mlog.warning(' --> Ignoring this option')
continue
res += [i]
return res
class CMakeInclude:
def __init__(self, path: Path, isSystem: bool = False):
self.path = path
self.isSystem = isSystem
def __repr__(self) -> str:
return '<CMakeInclude: {} -- isSystem = {}>'.format(self.path, self.isSystem)
class CMakeFileGroup:
def __init__(self, data: T.Dict[str, T.Any]) -> None:
self.defines = data.get('defines', '') # type: str
self.flags = _flags_to_list(data.get('compileFlags', '')) # type: T.List[str]
self.is_generated = data.get('isGenerated', False) # type: bool
self.language = data.get('language', 'C') # type: str
self.sources = [Path(x) for x in data.get('sources', [])] # type: T.List[Path]
# Fix the include directories
self.includes = [] # type: T.List[CMakeInclude]
for i in data.get('includePath', []):
if isinstance(i, dict) and 'path' in i:
isSystem = i.get('isSystem', False)
assert isinstance(isSystem, bool)
assert isinstance(i['path'], str)
self.includes += [CMakeInclude(Path(i['path']), isSystem)]
elif isinstance(i, str):
self.includes += [CMakeInclude(Path(i))]
def log(self) -> None:
mlog.log('flags =', mlog.bold(', '.join(self.flags)))
mlog.log('defines =', mlog.bold(', '.join(self.defines)))
mlog.log('includes =', mlog.bold(', '.join([str(x) for x in self.includes])))
mlog.log('is_generated =', mlog.bold('true' if self.is_generated else 'false'))
mlog.log('language =', mlog.bold(self.language))
mlog.log('sources:')
for i in self.sources:
with mlog.nested():
mlog.log(i.as_posix())
class CMakeTarget:
def __init__(self, data: T.Dict[str, T.Any]) -> None:
self.artifacts = [Path(x) for x in data.get('artifacts', [])] # type: T.List[Path]
self.src_dir = Path(data.get('sourceDirectory', '')) # type: Path
self.build_dir = Path(data.get('buildDirectory', '')) # type: Path
self.name = data.get('name', '') # type: str
self.full_name = data.get('fullName', '') # type: str
self.install = data.get('hasInstallRule', False) # type: bool
self.install_paths = [Path(x) for x in set(data.get('installPaths', []))] # type: T.List[Path]
self.link_lang = data.get('linkerLanguage', '') # type: str
self.link_libraries = _flags_to_list(data.get('linkLibraries', '')) # type: T.List[str]
self.link_flags = _flags_to_list(data.get('linkFlags', '')) # type: T.List[str]
self.link_lang_flags = _flags_to_list(data.get('linkLanguageFlags', '')) # type: T.List[str]
# self.link_path = Path(data.get('linkPath', '')) # type: Path
self.type = data.get('type', 'EXECUTABLE') # type: str
# self.is_generator_provided = data.get('isGeneratorProvided', False) # type: bool
self.files = [] # type: T.List[CMakeFileGroup]
for i in data.get('fileGroups', []):
self.files += [CMakeFileGroup(i)]
def log(self) -> None:
mlog.log('artifacts =', mlog.bold(', '.join([x.as_posix() for x in self.artifacts])))
mlog.log('src_dir =', mlog.bold(self.src_dir.as_posix()))
mlog.log('build_dir =', mlog.bold(self.build_dir.as_posix()))
mlog.log('name =', mlog.bold(self.name))
mlog.log('full_name =', mlog.bold(self.full_name))
mlog.log('install =', mlog.bold('true' if self.install else 'false'))
mlog.log('install_paths =', mlog.bold(', '.join([x.as_posix() for x in self.install_paths])))
mlog.log('link_lang =', mlog.bold(self.link_lang))
mlog.log('link_libraries =', mlog.bold(', '.join(self.link_libraries)))
mlog.log('link_flags =', mlog.bold(', '.join(self.link_flags)))
mlog.log('link_lang_flags =', mlog.bold(', '.join(self.link_lang_flags)))
# mlog.log('link_path =', mlog.bold(self.link_path))
mlog.log('type =', mlog.bold(self.type))
# mlog.log('is_generator_provided =', mlog.bold('true' if self.is_generator_provided else 'false'))
for idx, i in enumerate(self.files):
mlog.log('Files {}:'.format(idx))
with mlog.nested():
i.log()
class CMakeProject:
def __init__(self, data: T.Dict[str, T.Any]) -> None:
self.src_dir = Path(data.get('sourceDirectory', '')) # type: Path
self.build_dir = Path(data.get('buildDirectory', '')) # type: Path
self.name = data.get('name', '') # type: str
self.targets = [] # type: T.List[CMakeTarget]
for i in data.get('targets', []):
self.targets += [CMakeTarget(i)]
def log(self) -> None:
mlog.log('src_dir =', mlog.bold(self.src_dir.as_posix()))
mlog.log('build_dir =', mlog.bold(self.build_dir.as_posix()))
mlog.log('name =', mlog.bold(self.name))
for idx, i in enumerate(self.targets):
mlog.log('Target {}:'.format(idx))
with mlog.nested():
i.log()
class CMakeConfiguration:
def __init__(self, data: T.Dict[str, T.Any]) -> None:
self.name = data.get('name', '') # type: str
self.projects = [] # type: T.List[CMakeProject]
for i in data.get('projects', []):
self.projects += [CMakeProject(i)]
def log(self) -> None:
mlog.log('name =', mlog.bold(self.name))
for idx, i in enumerate(self.projects):
mlog.log('Project {}:'.format(idx))
with mlog.nested():
i.log()
class SingleTargetOptions:
def __init__(self) -> None:
self.opts = {} # type: T.Dict[str, str]
self.lang_args = {} # type: T.Dict[str, T.List[str]]
self.link_args = [] # type: T.List[str]
self.install = 'preserve'
def set_opt(self, opt: str, val: str) -> None:
self.opts[opt] = val
def append_args(self, lang: str, args: T.List[str]) -> None:
if lang not in self.lang_args:
self.lang_args[lang] = []
self.lang_args[lang] += args
def append_link_args(self, args: T.List[str]) -> None:
self.link_args += args
def set_install(self, install: bool) -> None:
self.install = 'true' if install else 'false'
def get_override_options(self, initial: T.List[str]) -> T.List[str]:
res = [] # type: T.List[str]
for i in initial:
opt = i[:i.find('=')]
if opt not in self.opts:
res += [i]
res += ['{}={}'.format(k, v) for k, v in self.opts.items()]
return res
def get_compile_args(self, lang: str, initial: T.List[str]) -> T.List[str]:
if lang in self.lang_args:
return initial + self.lang_args[lang]
return initial
def get_link_args(self, initial: T.List[str]) -> T.List[str]:
return initial + self.link_args
def get_install(self, initial: bool) -> bool:
return {'preserve': initial, 'true': True, 'false': False}[self.install]
class TargetOptions:
def __init__(self) -> None:
self.global_options = SingleTargetOptions()
self.target_options = {} # type: T.Dict[str, SingleTargetOptions]
def __getitem__(self, tgt: str) -> SingleTargetOptions:
if tgt not in self.target_options:
self.target_options[tgt] = SingleTargetOptions()
return self.target_options[tgt]
def get_override_options(self, tgt: str, initial: T.List[str]) -> T.List[str]:
initial = self.global_options.get_override_options(initial)
if tgt in self.target_options:
initial = self.target_options[tgt].get_override_options(initial)
return initial
def get_compile_args(self, tgt: str, lang: str, initial: T.List[str]) -> T.List[str]:
initial = self.global_options.get_compile_args(lang, initial)
if tgt in self.target_options:
initial = self.target_options[tgt].get_compile_args(lang, initial)
return initial
def get_link_args(self, tgt: str, initial: T.List[str]) -> T.List[str]:
initial = self.global_options.get_link_args(initial)
if tgt in self.target_options:
initial = self.target_options[tgt].get_link_args(initial)
return initial
def get_install(self, tgt: str, initial: bool) -> bool:
initial = self.global_options.get_install(initial)
if tgt in self.target_options:
initial = self.target_options[tgt].get_install(initial)
return initial
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