126 lines
5 KiB
Python
Executable file
126 lines
5 KiB
Python
Executable file
#!/usr/bin/env python3
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"""
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License Header Updater Script
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Replaces Apache-2.0 and MIT license headers with GPL-3.0-or-later
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"""
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import os
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import re
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import sys
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from pathlib import Path
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# Directories to exclude (third-party code)
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EXCLUDE_DIRS = {
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'third_party',
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'subprojects',
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'external',
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'.git',
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'build',
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'builddir',
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'node_modules',
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'.conan2',
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}
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# File extensions to check
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SOURCE_EXTENSIONS = {
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'.cpp', '.h', '.hpp', '.c', '.cc', '.cxx',
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'.py', '.ts', '.js', '.sh', '.ps1', '.bash',
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}
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# License replacements
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LICENSE_REPLACEMENTS = [
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# SPDX short form
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(r'SPDX-License-Identifier:\s*Apache-2\.0', 'SPDX-License-Identifier: GPL-3.0-or-later'),
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(r'SPDX-License-Identifier:\s*MIT', 'SPDX-License-Identifier: GPL-3.0-or-later'),
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(r'SPDX-License-Identifier:\s*BSD[^\n]*', 'SPDX-License-Identifier: GPL-3.0-or-later'),
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# Full Apache license text (multi-line)
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(r'Licensed under the Apache License, Version 2\.0.*?limitations under the License\.',
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'This program is free software: you can redistribute it and/or modify\n// it under the terms of the GNU General Public License as published by\n// the Free Software Foundation, either version 3 of the License, or\n// (at your option) any later version.\n//\n// This program is distributed in the hope that it will be useful,\n// but WITHOUT ANY WARRANTY; without even the implied warranty of\n// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n// GNU General Public License for more details.\n//\n// You should have received a copy of the GNU General Public License\n// along with this program. If not, see <https://www.gnu.org/licenses/>.'),
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# BSD-3-Clause license text (multi-line)
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(r'Redistribution and use in source and binary forms.*?OR TORT.*?\n.*?\(INCLUDING NEGLIGENCE OR OTHERWISE\).*?ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE.*?EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE\.',
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'This program is free software: you can redistribute it and/or modify\n// it under the terms of the GNU General Public License as published by\n// the Free Software Foundation, either version 3 of the License, or\n// (at your option) any later version.\n//\n// This program is distributed in the hope that it will be useful,\n// but WITHOUT ANY WARRANTY; without even the implied warranty of\n// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n// GNU General Public License for more details.\n//\n// You should have received a copy of the GNU General Public License\n// along with this program. If not, see <https://www.gnu.org/licenses/>.'),
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]
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def should_exclude(path):
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"""Check if path should be excluded"""
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parts = Path(path).parts
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for part in parts:
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if part in EXCLUDE_DIRS:
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return True
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return False
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def update_file(filepath):
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"""Update license headers in a single file"""
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try:
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with open(filepath, 'r', encoding='utf-8', errors='ignore') as f:
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content = f.read()
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except Exception as e:
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print(f"Error reading {filepath}: {e}")
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return False
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original_content = content
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changes_made = []
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for pattern, replacement in LICENSE_REPLACEMENTS:
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if re.search(pattern, content, re.IGNORECASE | re.DOTALL):
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content = re.sub(pattern, replacement, content, flags=re.IGNORECASE | re.DOTALL)
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changes_made.append(f" Replaced: {pattern[:40]}...")
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if content != original_content:
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try:
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with open(filepath, 'w', encoding='utf-8') as f:
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f.write(content)
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print(f"Updated: {filepath}")
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for change in changes_made:
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print(change)
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return True
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except Exception as e:
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print(f"Error writing {filepath}: {e}")
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return False
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return False
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def find_and_update_files(root_dir):
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"""Find and update all source files"""
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updated_count = 0
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checked_count = 0
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for root, dirs, files in os.walk(root_dir):
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# Remove excluded directories from traversal
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dirs[:] = [d for d in dirs if d not in EXCLUDE_DIRS]
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for file in files:
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ext = Path(file).suffix.lower()
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if ext not in SOURCE_EXTENSIONS:
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continue
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filepath = os.path.join(root, file)
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if should_exclude(filepath):
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continue
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checked_count += 1
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if update_file(filepath):
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updated_count += 1
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return checked_count, updated_count
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def main():
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if len(sys.argv) > 1:
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root_dir = sys.argv[1]
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else:
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root_dir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
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print(f"Scanning for license headers in: {root_dir}")
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print(f"Excluding directories: {', '.join(EXCLUDE_DIRS)}")
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print("-" * 60)
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checked, updated = find_and_update_files(root_dir)
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print("-" * 60)
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print(f"Checked {checked} files")
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print(f"Updated {updated} files")
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return 0 if updated > 0 else 1
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if __name__ == '__main__':
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sys.exit(main())
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