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111 lines
4.4 KiB
111 lines
4.4 KiB
# Copyright 2012-2017 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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import subprocess, os.path |
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import typing as T |
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from ..mesonlib import EnvironmentException, MachineChoice, Popen_safe |
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from .compilers import Compiler, rust_buildtype_args, clike_debug_args |
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if T.TYPE_CHECKING: |
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from ..envconfig import MachineInfo |
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from ..environment import Environment # noqa: F401 |
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rust_optimization_args = {'0': [], |
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'g': ['-C', 'opt-level=0'], |
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'1': ['-C', 'opt-level=1'], |
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'2': ['-C', 'opt-level=2'], |
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'3': ['-C', 'opt-level=3'], |
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's': ['-C', 'opt-level=s'], |
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} |
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class RustCompiler(Compiler): |
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# rustc doesn't invoke the compiler itself, it doesn't need a LINKER_PREFIX |
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language = 'rust' |
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def __init__(self, exelist, version, for_machine: MachineChoice, |
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is_cross: bool, info: 'MachineInfo', exe_wrapper=None, **kwargs): |
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super().__init__(exelist, version, for_machine, info, is_cross=is_cross, **kwargs) |
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self.exe_wrapper = exe_wrapper |
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self.id = 'rustc' |
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def needs_static_linker(self): |
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return False |
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def sanity_check(self, work_dir, environment): |
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source_name = os.path.join(work_dir, 'sanity.rs') |
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output_name = os.path.join(work_dir, 'rusttest') |
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with open(source_name, 'w') as ofile: |
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ofile.write('''fn main() { |
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} |
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''') |
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pc = subprocess.Popen(self.exelist + ['-o', output_name, source_name], |
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stdout=subprocess.PIPE, |
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stderr=subprocess.PIPE, |
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cwd=work_dir) |
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stdo, stde = pc.communicate() |
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stdo = stdo.decode('utf-8', errors='replace') |
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stde = stde.decode('utf-8', errors='replace') |
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if pc.returncode != 0: |
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raise EnvironmentException('Rust compiler %s can not compile programs.\n%s\n%s' % ( |
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self.name_string(), |
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stdo, |
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stde)) |
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if self.is_cross: |
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if self.exe_wrapper is None: |
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# Can't check if the binaries run so we have to assume they do |
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return |
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cmdlist = self.exe_wrapper + [output_name] |
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else: |
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cmdlist = [output_name] |
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pe = subprocess.Popen(cmdlist, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL) |
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pe.wait() |
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if pe.returncode != 0: |
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raise EnvironmentException('Executables created by Rust compiler %s are not runnable.' % self.name_string()) |
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def get_dependency_gen_args(self, outfile): |
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return ['--dep-info', outfile] |
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def get_buildtype_args(self, buildtype): |
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return rust_buildtype_args[buildtype] |
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def get_sysroot(self): |
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cmd = self.exelist + ['--print', 'sysroot'] |
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p, stdo, stde = Popen_safe(cmd) |
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return stdo.split('\n')[0] |
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def get_debug_args(self, is_debug): |
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return clike_debug_args[is_debug] |
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def get_optimization_args(self, optimization_level): |
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return rust_optimization_args[optimization_level] |
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def compute_parameters_with_absolute_paths(self, parameter_list, build_dir): |
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for idx, i in enumerate(parameter_list): |
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if i[:2] == '-L': |
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for j in ['dependency', 'crate', 'native', 'framework', 'all']: |
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combined_len = len(j) + 3 |
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if i[:combined_len] == '-L{}='.format(j): |
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parameter_list[idx] = i[:combined_len] + os.path.normpath(os.path.join(build_dir, i[combined_len:])) |
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break |
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return parameter_list |
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def get_output_args(self, outputname: str) -> T.List[str]: |
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return ['-o', outputname] |
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# Rust does not have a use_linker_args because it dispatches to a gcc-like |
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# C compiler for dynamic linking, as such we invoke the C compiler's |
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# use_linker_args method instead.
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