| # SPDX-License-Identifier: Apache-2.0 |
| # Copyright 2018 The Meson development team |
| |
| from __future__ import annotations |
| |
| import itertools |
| import fnmatch |
| from pathlib import Path |
| from concurrent.futures import ThreadPoolExecutor |
| |
| from ..compilers import lang_suffixes |
| from ..mesonlib import quiet_git |
| import typing as T |
| |
| if T.TYPE_CHECKING: |
| import subprocess |
| |
| def parse_pattern_file(fname: Path) -> T.List[str]: |
| patterns = [] |
| try: |
| with fname.open(encoding='utf-8') as f: |
| for line in f: |
| pattern = line.strip() |
| if pattern and not pattern.startswith('#'): |
| patterns.append(pattern) |
| except FileNotFoundError: |
| pass |
| return patterns |
| |
| def run_tool(name: str, srcdir: Path, builddir: Path, fn: T.Callable[..., subprocess.CompletedProcess], *args: T.Any) -> int: |
| patterns = parse_pattern_file(srcdir / f'.{name}-include') |
| globs: T.Union[T.List[T.List[Path]], T.List[T.Generator[Path, None, None]]] |
| if patterns: |
| globs = [srcdir.glob(p) for p in patterns] |
| else: |
| r, o = quiet_git(['ls-files'], srcdir) |
| if r: |
| globs = [[Path(srcdir, f) for f in o.splitlines()]] |
| else: |
| globs = [srcdir.glob('**/*')] |
| patterns = parse_pattern_file(srcdir / f'.{name}-ignore') |
| ignore = [str(builddir / '*')] |
| ignore.extend([str(srcdir / p) for p in patterns]) |
| suffixes = set(lang_suffixes['c']).union(set(lang_suffixes['cpp'])) |
| suffixes.add('h') |
| suffixes = {f'.{s}' for s in suffixes} |
| futures = [] |
| returncode = 0 |
| with ThreadPoolExecutor() as e: |
| for f in itertools.chain(*globs): |
| strf = str(f) |
| if f.is_dir() or f.suffix not in suffixes or \ |
| any(fnmatch.fnmatch(strf, i) for i in ignore): |
| continue |
| futures.append(e.submit(fn, f, *args)) |
| if futures: |
| returncode = max(x.result().returncode for x in futures) |
| return returncode |