update-upstream: add small script to sync the upstream submodule

Signed-off-by: Filipe Laíns <[email protected]>

Author: FFY00

update-upstream.py

@@ -0,0 +1,81 @@
+#!/usr/bin/env python
+import os
+import pathlib
+import shlex
+import subprocess
+import sys
+import tomllib
+import warnings
+
+
+def _use_colors() -> bool:
+    if 'NO_COLOR' in os.environ:
+        if 'FORCE_COLOR' in os.environ:
+            warnings.warn('Both NO_COLOR and FORCE_COLOR environment variables are set, disabling color', stacklevel=2)
+        return False
+    elif 'FORCE_COLOR' in os.environ or sys.stdout.isatty():
+        return os.name != 'nt'
+    return False
+
+
+if _use_colors():
+    dim = '\33[2m'
+    yellow = '\33[93m'
+    reset = '\33[0m'
+else:
+    dim = yellow = reset = ''
+
+
+root = pathlib.Path(__file__).parent
+submodule = root / 'subprojects' / 'pkgconf'
+
+version_files = [
+    root / 'pyproject.toml',
+    root / 'meson.build',
+    root / 'src' / 'pkgconf' / '__init__.py',
+]
+
+
+def git(*args: str, cwd: str | os.PathLike = submodule, capture: bool = False) -> subprocess.CompletedProcess:
+    args = ['git', *args]
+    print(dim + '$ ' + shlex.join(args) + reset)
+    try:
+        process = subprocess.run(args, cwd=cwd, capture_output=capture, text=True, check=True)
+    except subprocess.CalledProcessError as e:
+        sys.exit(e.returncode)
+    if capture:
+        if process.stdout:
+            sys.stderr.write(process.stdout)
+        if process.stderr:
+            sys.stderr.write(process.stderr)
+    return process
+
+
+with root.joinpath('pyproject.toml').open('rb') as f:
+    pyproject_data = tomllib.load(f)
+
+downstream_version = pyproject_data['project']['version']
+downstream_version_tuple = tuple(downstream_version.split('-')[0].split('.'))
+print(f'{yellow}Current version: {downstream_version}{reset}')
+
+# Get the latest upstream version
+#subprocess.check_output(['git', 'fetch', 'origin', 'master'], cwd=submodule)
+git('fetch', 'origin', 'master')
+#upstream_latest_tag = subprocess.check_output(['git', 'describe', -'-tags', '--abbrev=0'], cwd=submodule)
+upstream_latest_tag = git('describe', '--tags', '--abbrev=0', capture=True).stdout.strip()
+upstream_version = upstream_latest_tag.removeprefix('pkgconf-')
+upstream_version_tuple = tuple(upstream_version.split('.'))
+
+
+if upstream_version_tuple > downstream_version_tuple:
+    print(f'{yellow}Found new upstream version: {upstream_version} (current: {downstream_version}){reset}')
+    print(f'{yellow}Updating...{reset}')
+    #subprocess.check_output(['git', 'checkout', upstream_latest_tag], cwd=submodule)
+    git('checkout', upstream_latest_tag)
+    new_downstream_version = f'{upstream_version}-0'
+    print(f'{yellow}New version: {new_downstream_version}{reset}')
+    for file in version_files:
+        file.write_text(file.read_text().replace(
+            f"'{downstream_version}'",
+            f"'{new_downstream_version}'",
+        ))