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# SPDX-License-Identifier: Apache-2.0
# Copyright 2018 The Meson development team
from __future__ import annotations
import argparse
import subprocess
from pathlib import Path
from .run_tool import run_tool
from ..environment import detect_clangformat
from ..mesonlib import version_compare
from ..programs import ExternalProgram
import typing as T
def run_clang_format(fname: Path, exelist: T.List[str], check: bool, cformat_ver: T.Optional[str]) -> subprocess.CompletedProcess:
clangformat_10 = False
if check and cformat_ver:
if version_compare(cformat_ver, '>=10'):
clangformat_10 = True
exelist = exelist + ['--dry-run', '--Werror']
else:
original = fname.read_bytes()
before = fname.stat().st_mtime
ret = subprocess.run(exelist + ['-style=file', '-i', str(fname)])
after = fname.stat().st_mtime
if before != after:
print('File reformatted: ', fname)
if check and not clangformat_10:
# Restore the original if only checking.
fname.write_bytes(original)
ret.returncode = 1
return ret
def run(args: T.List[str]) -> int:
parser = argparse.ArgumentParser()
parser.add_argument('--check', action='store_true')
parser.add_argument('sourcedir')
parser.add_argument('builddir')
options = parser.parse_args(args)
srcdir = Path(options.sourcedir)
builddir = Path(options.builddir)
exelist = detect_clangformat()
if not exelist:
print('Could not execute clang-format "%s"' % ' '.join(exelist))
return 1
if options.check:
cformat_ver = ExternalProgram('clang-format', exelist, silent=True).get_version()
else:
cformat_ver = None
return run_tool('clang-format', srcdir, builddir, run_clang_format, exelist, options.check, cformat_ver)
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