qt5base-lts/util/cmake/run_pro2cmake.py
Joerg Bornemann 8a6899239a pro2cmake: Re-format sources with black
...to have a consistent baseline for further improvements.

Change-Id: Iba8e83a7a5cf5ca0cdf509f79e7d2dc2d8f42fec
Reviewed-by: Alexandru Croitor <alexandru.croitor@qt.io>
2022-02-28 15:40:32 +01:00

247 lines
8.1 KiB
Python
Executable File

#!/usr/bin/env python3
#############################################################################
##
## Copyright (C) 2018 The Qt Company Ltd.
## Contact: https://www.qt.io/licensing/
##
## This file is part of the plugins of the Qt Toolkit.
##
## $QT_BEGIN_LICENSE:GPL-EXCEPT$
## Commercial License Usage
## Licensees holding valid commercial Qt licenses may use this file in
## accordance with the commercial license agreement provided with the
## Software or, alternatively, in accordance with the terms contained in
## a written agreement between you and The Qt Company. For licensing terms
## and conditions see https://www.qt.io/terms-conditions. For further
## information use the contact form at https://www.qt.io/contact-us.
##
## GNU General Public License Usage
## Alternatively, this file may be used under the terms of the GNU
## General Public License version 3 as published by the Free Software
## Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
## included in the packaging of this file. Please review the following
## information to ensure the GNU General Public License requirements will
## be met: https://www.gnu.org/licenses/gpl-3.0.html.
##
## $QT_END_LICENSE$
##
#############################################################################
import glob
import os
import subprocess
import concurrent.futures
import sys
import typing
import argparse
from argparse import ArgumentParser
def parse_command_line() -> argparse.Namespace:
parser = ArgumentParser(
description="Run pro2cmake on all .pro files recursively in given path. "
"You can pass additional arguments to the pro2cmake calls by appending "
"-- --foo --bar"
)
parser.add_argument(
"--only-existing",
dest="only_existing",
action="store_true",
help="Run pro2cmake only on .pro files that already have a CMakeLists.txt.",
)
parser.add_argument(
"--only-missing",
dest="only_missing",
action="store_true",
help="Run pro2cmake only on .pro files that do not have a CMakeLists.txt.",
)
parser.add_argument(
"--only-qtbase-main-modules",
dest="only_qtbase_main_modules",
action="store_true",
help="Run pro2cmake only on the main modules in qtbase.",
)
parser.add_argument(
"--skip-subdirs-projects",
dest="skip_subdirs_projects",
action="store_true",
help="Don't run pro2cmake on TEMPLATE=subdirs projects.",
)
parser.add_argument(
"--is-example",
dest="is_example",
action="store_true",
help="Run pro2cmake with --is-example flag.",
)
parser.add_argument(
"--count", dest="count", help="How many projects should be converted.", type=int
)
parser.add_argument(
"--offset",
dest="offset",
help="From the list of found projects, from which project should conversion begin.",
type=int,
)
parser.add_argument(
"path", metavar="<path>", type=str, help="The path where to look for .pro files."
)
args, unknown = parser.parse_known_args()
# Error out when the unknown arguments do not start with a "--",
# which implies passing through arguments to pro2cmake.
if len(unknown) > 0 and unknown[0] != "--":
parser.error("unrecognized arguments: {}".format(" ".join(unknown)))
else:
args.pro2cmake_args = unknown[1:]
return args
def find_all_pro_files(base_path: str, args: argparse.Namespace):
def sorter(pro_file: str) -> str:
"""Sorter that tries to prioritize main pro files in a directory."""
pro_file_without_suffix = pro_file.rsplit("/", 1)[-1][:-4]
dir_name = os.path.dirname(pro_file)
if dir_name == ".":
dir_name = os.path.basename(os.getcwd())
if dir_name.endswith(pro_file_without_suffix):
return dir_name
return dir_name + "/__" + pro_file
all_files = []
previous_dir_name: typing.Optional[str] = None
print("Finding .pro files.")
glob_result = glob.glob(os.path.join(base_path, "**/*.pro"), recursive=True)
def cmake_lists_exists_filter(path):
path_dir_name = os.path.dirname(path)
if os.path.exists(os.path.join(path_dir_name, "CMakeLists.txt")):
return True
return False
def cmake_lists_missing_filter(path):
return not cmake_lists_exists_filter(path)
def qtbase_main_modules_filter(path):
main_modules = [
"corelib",
"network",
"gui",
"widgets",
"testlib",
"printsupport",
"opengl",
"sql",
"dbus",
"concurrent",
"xml",
]
path_suffixes = [f"src/{m}/{m}.pro" for m in main_modules]
for path_suffix in path_suffixes:
if path.endswith(path_suffix):
return True
return False
filter_result = glob_result
filter_func = None
if args.only_existing:
filter_func = cmake_lists_exists_filter
elif args.only_missing:
filter_func = cmake_lists_missing_filter
elif args.only_qtbase_main_modules:
filter_func = qtbase_main_modules_filter
if filter_func:
print("Filtering.")
filter_result = [p for p in filter_result if filter_func(p)]
for pro_file in sorted(filter_result, key=sorter):
dir_name = os.path.dirname(pro_file)
if dir_name == previous_dir_name:
print("Skipping:", pro_file)
else:
all_files.append(pro_file)
previous_dir_name = dir_name
return all_files
def run(all_files: typing.List[str], pro2cmake: str, args: argparse.Namespace) -> typing.List[str]:
failed_files = []
files_count = len(all_files)
workers = os.cpu_count() or 1
if args.only_qtbase_main_modules:
# qtbase main modules take longer than usual to process.
workers = 2
with concurrent.futures.ThreadPoolExecutor(max_workers=workers, initargs=(10,)) as pool:
print("Firing up thread pool executor.")
def _process_a_file(data: typing.Tuple[str, int, int]) -> typing.Tuple[int, str, str]:
filename, index, total = data
pro2cmake_args = []
if sys.platform == "win32":
pro2cmake_args.append(sys.executable)
pro2cmake_args.append(pro2cmake)
if args.is_example:
pro2cmake_args.append("--is-example")
if args.skip_subdirs_projects:
pro2cmake_args.append("--skip-subdirs-project")
pro2cmake_args.append(os.path.basename(filename))
if args.pro2cmake_args:
pro2cmake_args += args.pro2cmake_args
result = subprocess.run(
pro2cmake_args,
cwd=os.path.dirname(filename),
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT,
)
stdout = f"Converted[{index}/{total}]: {filename}\n"
return result.returncode, filename, stdout + result.stdout.decode()
for return_code, filename, stdout in pool.map(
_process_a_file,
zip(all_files, range(1, files_count + 1), (files_count for _ in all_files)),
):
if return_code:
failed_files.append(filename)
print(stdout)
return failed_files
def main() -> None:
args = parse_command_line()
script_path = os.path.dirname(os.path.abspath(__file__))
pro2cmake = os.path.join(script_path, "pro2cmake.py")
base_path = args.path
all_files = find_all_pro_files(base_path, args)
if args.offset:
all_files = all_files[args.offset :]
if args.count:
all_files = all_files[: args.count]
files_count = len(all_files)
failed_files = run(all_files, pro2cmake, args)
if len(all_files) == 0:
print("No files found.")
if failed_files:
print(
f"The following files were not successfully "
f"converted ({len(failed_files)} of {files_count}):"
)
for f in failed_files:
print(f' "{f}"')
if __name__ == "__main__":
main()