dds/tools/self_build.py

#!/usr/bin/env python3
import argparse
from pathlib import Path
from typing import List, NamedTuple, Iterable
import shutil
import subprocess
import sys

from dds_ci import cli, proc

ROOT = Path(__file__).parent.parent.absolute()


def dds_build(exe: Path, *, toolchain: str, more_flags: proc.CommandLine = ()):
    new_exe = ROOT / '_dds.bootstrap-test.exe'
    shutil.copy2(exe, new_exe)
    try:
        proc.check_run(new_exe, 'build', (f'--toolchain={toolchain}'), more_flags)
    finally:
        new_exe.unlink()


def self_build(exe: Path,
               *,
               toolchain: str,
               lmi_path: Path = None,
               cat_path: Path = Path('_build/catalog.db'),
               cat_json_path: Path = Path('catalog.json'),
               dds_flags: proc.CommandLine = ()):
    # Copy the exe to another location, as windows refuses to let a binary be
    # replaced while it is executing
    proc.check_run(
        exe,
        'catalog',
        'import',
        f'--catalog={cat_path}',
        f'--json={cat_json_path}',
    )
    dds_build(
        exe,
        toolchain=toolchain,
        more_flags=[
            ('-I', lmi_path) if lmi_path else (),
            f'--repo-dir={ROOT}/_build/ci-repo',
            f'--catalog={cat_path}',
            *dds_flags,
        ],
    )


def main(argv: List[str]) -> int:
    parser = argparse.ArgumentParser()
    cli.add_tc_arg(parser)
    cli.add_dds_exe_arg(parser)
    args = parser.parse_args(argv)
    self_build(Path(args.exe), toolchain=args.toolchain, dds_flags=['--full'])
    return 0


if __name__ == "__main__":
    sys.exit(main(sys.argv[1:]))