#!/usr/bin/env python3
# SPDX-License-Identifier: GPL-2.0-or-later
#
# check-patch.py: run checkpatch.pl across all commits in a branch
#
# Based on qemu/.gitlab-ci.d/check-patch.py
#
# Copyright (C) 2020 Red Hat, Inc.
# Copyright (C) 2022 Collabora Ltd.
import os
import os.path
import sys
import subprocess
repourl = "https://gitlab.freedesktop.org/%s.git" % os.environ["CI_MERGE_REQUEST_PROJECT_PATH"]
# GitLab CI environment does not give us any direct info about the
# base for the user's branch. We thus need to figure out a common
# ancestor between the user's branch and current git master.
os.environ["GIT_DEPTH"] = "1000"
subprocess.call(["git", "remote", "remove", "check-patch"], stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
subprocess.check_call(["git", "remote", "add", "check-patch", repourl])
subprocess.check_call(["git", "fetch", "check-patch", os.environ["CI_MERGE_REQUEST_TARGET_BRANCH_NAME"]],
stdout=subprocess.DEVNULL,
stderr=subprocess.DEVNULL)
ancestor = subprocess.check_output(["git", "merge-base",
"check-patch/%s" % os.environ["CI_MERGE_REQUEST_TARGET_BRANCH_NAME"], "HEAD"],
universal_newlines=True)
ancestor = ancestor.strip()
log = subprocess.check_output(["git", "log", "--format=%H %s",
ancestor + "..."],
universal_newlines=True)
subprocess.check_call(["git", "remote", "rm", "check-patch"])
if log == "":
print("\nNo commits since %s, skipping checks\n" % ancestor)
sys.exit(0)
errors = False
print("\nChecking all commits since %s...\n" % ancestor, flush=True)
ret = subprocess.run(["scripts/checkpatch.pl",
"--terse",
"--types", os.environ["CHECKPATCH_TYPES"],
"--git", ancestor + "..."])
if ret.returncode != 0:
print(" ❌ FAIL one or more commits failed scripts/checkpatch.pl")
sys.exit(1)
sys.exit(0)