1#!/usr/bin/env python3 2# 3# check-patch.py: run checkpatch.pl across all commits in a branch 4# 5# Copyright (C) 2020 Red Hat, Inc. 6# 7# SPDX-License-Identifier: GPL-2.0-or-later 8 9import os 10import os.path 11import sys 12import subprocess 13 14namespace = "qemu-project" 15if len(sys.argv) >= 2: 16 namespace = sys.argv[1] 17 18cwd = os.getcwd() 19reponame = os.path.basename(cwd) 20repourl = "https://gitlab.com/%s/%s.git" % (namespace, reponame) 21 22# GitLab CI environment does not give us any direct info about the 23# base for the user's branch. We thus need to figure out a common 24# ancestor between the user's branch and current git master. 25subprocess.check_call(["git", "remote", "add", "check-patch", repourl]) 26subprocess.check_call(["git", "fetch", "check-patch", "master"], 27 stdout=subprocess.DEVNULL, 28 stderr=subprocess.DEVNULL) 29 30ancestor = subprocess.check_output(["git", "merge-base", 31 "check-patch/master", "HEAD"], 32 universal_newlines=True) 33 34ancestor = ancestor.strip() 35 36log = subprocess.check_output(["git", "log", "--format=%H %s", 37 ancestor + "..."], 38 universal_newlines=True) 39 40subprocess.check_call(["git", "remote", "rm", "check-patch"]) 41 42if log == "": 43 print("\nNo commits since %s, skipping checks\n" % ancestor) 44 sys.exit(0) 45 46errors = False 47 48print("\nChecking all commits since %s...\n" % ancestor) 49 50ret = subprocess.run(["scripts/checkpatch.pl", ancestor + "..."]) 51 52if ret.returncode != 0: 53 print(" ❌ FAIL one or more commits failed scripts/checkpatch.pl") 54 sys.exit(1) 55 56sys.exit(0) 57