| # SPDX-License-Identifier: Apache-2.0 |
| # Copyright 2012-2017 The Meson development team |
| |
| 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 |
| from .mixins.islinker import BasicLinkerIsCompilerMixin |
| |
| if T.TYPE_CHECKING: |
| from ..envconfig import MachineInfo |
| from ..environment import Environment |
| from ..mesonlib import MachineChoice |
| |
| |
| java_debug_args: T.Dict[bool, T.List[str]] = { |
| False: ['-g:none'], |
| True: ['-g'] |
| } |
| |
| 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_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 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()} cannot compile programs.') |
| runner = shutil.which(self.javarunner) |
| if runner: |
| cmdlist = [runner, '-cp', '.', 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]: |
| return java_debug_args[is_debug] |