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Diffstat (limited to '')
-rw-r--r-- | mesonbuild/compilers/java.py | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/mesonbuild/compilers/java.py b/mesonbuild/compilers/java.py new file mode 100644 index 0000000..ebae509 --- /dev/null +++ b/mesonbuild/compilers/java.py @@ -0,0 +1,125 @@ +# Copyright 2012-2017 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. +from __future__ import annotations + +import os +import os.path +import shutil +import subprocess +import textwrap +import typing as T + +from ..mesonlib import EnvironmentException +from .compilers import Compiler, java_buildtype_args +from .mixins.islinker import BasicLinkerIsCompilerMixin + +if T.TYPE_CHECKING: + from ..envconfig import MachineInfo + from ..environment import Environment + from ..mesonlib import MachineChoice + +class JavaCompiler(BasicLinkerIsCompilerMixin, Compiler): + + language = 'java' + id = 'unknown' + + _WARNING_LEVELS: T.Dict[str, T.List[str]] = { + '0': ['-nowarn'], + '1': ['-Xlint:all'], + '2': ['-Xlint:all', '-Xdoclint:all'], + '3': ['-Xlint:all', '-Xdoclint:all'], + } + + def __init__(self, exelist: T.List[str], version: str, for_machine: MachineChoice, + info: 'MachineInfo', full_version: T.Optional[str] = None): + super().__init__([], exelist, version, for_machine, info, full_version=full_version) + self.javarunner = 'java' + + def get_warn_args(self, level: str) -> T.List[str]: + return self._WARNING_LEVELS[level] + + def get_werror_args(self) -> T.List[str]: + return ['-Werror'] + + def get_no_warn_args(self) -> T.List[str]: + return ['-nowarn'] + + def get_output_args(self, outputname: str) -> T.List[str]: + if outputname == '': + outputname = './' + return ['-d', outputname, '-s', outputname] + + def get_pic_args(self) -> T.List[str]: + return [] + + def get_pch_use_args(self, pch_dir: str, header: str) -> T.List[str]: + return [] + + def get_pch_name(self, name: str) -> str: + return '' + + def get_buildtype_args(self, buildtype: str) -> T.List[str]: + return java_buildtype_args[buildtype] + + def compute_parameters_with_absolute_paths(self, parameter_list: T.List[str], + build_dir: str) -> T.List[str]: + for idx, i in enumerate(parameter_list): + if i in {'-cp', '-classpath', '-sourcepath'} and idx + 1 < len(parameter_list): + path_list = parameter_list[idx + 1].split(os.pathsep) + path_list = [os.path.normpath(os.path.join(build_dir, x)) for x in path_list] + parameter_list[idx + 1] = os.pathsep.join(path_list) + + return parameter_list + + def sanity_check(self, work_dir: str, environment: 'Environment') -> None: + src = 'SanityCheck.java' + obj = 'SanityCheck' + source_name = os.path.join(work_dir, src) + with open(source_name, 'w', encoding='utf-8') as ofile: + ofile.write(textwrap.dedent( + '''class SanityCheck { + public static void main(String[] args) { + int i; + } + } + ''')) + pc = subprocess.Popen(self.exelist + [src], cwd=work_dir) + pc.wait() + if pc.returncode != 0: + raise EnvironmentException(f'Java compiler {self.name_string()} can not compile programs.') + runner = shutil.which(self.javarunner) + if runner: + cmdlist = [runner, obj] + pe = subprocess.Popen(cmdlist, cwd=work_dir) + pe.wait() + if pe.returncode != 0: + raise EnvironmentException(f'Executables created by Java compiler {self.name_string()} are not runnable.') + else: + m = "Java Virtual Machine wasn't found, but it's needed by Meson. " \ + "Please install a JRE.\nIf you have specific needs where this " \ + "requirement doesn't make sense, please open a bug at " \ + "https://github.com/mesonbuild/meson/issues/new and tell us " \ + "all about it." + raise EnvironmentException(m) + + def needs_static_linker(self) -> bool: + return False + + def get_optimization_args(self, optimization_level: str) -> T.List[str]: + return [] + + def get_debug_args(self, is_debug: bool) -> T.List[str]: + if is_debug: + return ['-g'] + return ['-g:none'] |