Function main

ci/wasm_compile_pch.py:409–482

()

def main() -> int:
    parser = argparse.ArgumentParser(
        description="Compile WASM precompiled header for faster builds"
    )
    parser.add_argument(
        "--mode",
        default="quick",
        choices=["debug", "fast_debug", "quick", "release"],
        help="Build mode (default: quick)",
    )
    parser.add_argument(
        "--force",
        action="store_true",
        help="Force PCH rebuild even if up to date",
    )
    parser.add_argument(
        "--clean",
        action="store_true",
        help="Remove PCH artifacts and exit",
    )
    parser.add_argument(
        "-v",
        "--verbose",
        action="store_true",
        help="Verbose output",
    )

    args = parser.parse_args()

    try:
        # Handle clean command
        if args.clean:
            return clean_pch()

        # Verify PCH header exists
        if not PCH_HEADER.exists():
            print(f"Error: PCH header not found: {PCH_HEADER}", file=sys.stderr)
            return 1

        # Get tool command
        emcc = get_emcc()
        if args.verbose:
            print(f"Using emscripten: {emcc}")

        # Load build flags from TOML
        flags = get_lib_compile_flags_dict(args.mode)
        if args.verbose:
            print(
                f"Loaded {len(flags['defines'])} defines, {len(flags['compiler_flags'])} compiler flags"
            )

        # Check if rebuild is needed
        rebuild_needed, reason = needs_rebuild(emcc, flags, args.force)

        if not rebuild_needed:
            print(f"✓ PCH is up to date ({reason})")
            return 0