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Diffstat (limited to 'mesonbuild/scripts/clangformat.py')
-rw-r--r-- | mesonbuild/scripts/clangformat.py | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/mesonbuild/scripts/clangformat.py b/mesonbuild/scripts/clangformat.py new file mode 100644 index 0000000..a706b76 --- /dev/null +++ b/mesonbuild/scripts/clangformat.py @@ -0,0 +1,61 @@ +# Copyright 2018 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 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) -> subprocess.CompletedProcess: + clangformat_10 = False + if check: + cformat_ver = ExternalProgram('clang-format', exelist).get_version() + 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 + + return run_tool('clang-format', srcdir, builddir, run_clang_format, exelist, options.check) |