Files
clio/pre-commit-hooks/fix_pragma_once.py
2026-06-19 17:23:03 +01:00

35 lines
703 B
Python
Executable File

#!/usr/bin/env python3
"""
Adds "#pragma once" to the top of header files that don't already have it.
Usage: ./bin/pre-commit/fix_pragma_once.py <file1> <file2> ...
"""
import sys
from pathlib import Path
PRAGMA_ONCE = "#pragma once\n\n"
def fix_pragma_once(path: Path) -> bool:
original = path.read_text(encoding="utf-8")
if PRAGMA_ONCE not in original:
path.write_text(PRAGMA_ONCE + original, encoding="utf-8")
return False
return True
def main() -> int:
files = [Path(f) for f in sys.argv[1:]]
success = True
for path in files:
success &= fix_pragma_once(path)
return 0 if success else 1
if __name__ == "__main__":
sys.exit(main())