mirror of
https://codeberg.org/librewolf/source.git
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104 lines
4.2 KiB
Python
104 lines
4.2 KiB
Python
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#!/usr/bin/env python3
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# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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import argparse
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import os
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import tarfile
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from pathlib import Path
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from tempfile import TemporaryDirectory
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import yaml
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from vsdownload import downloadPackages, extractPackages
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from zstandard import ZstdCompressor
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def tzstd_path(path):
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path = Path(path)
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if path.suffix not in (".zst", ".zstd") or Path(path.stem).suffix != ".tar":
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raise ValueError("F")
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return path
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if __name__ == "__main__":
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parser = argparse.ArgumentParser(
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description="Download and build a Visual Studio artifact"
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)
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parser.add_argument("manifest", help="YAML manifest of the contents to download")
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parser.add_argument(
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"-o", dest="output", type=tzstd_path, required=True, help="Output file"
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)
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args = parser.parse_args()
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with open(args.manifest) as f:
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selected = yaml.safe_load(f.read())
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with TemporaryDirectory() as tmpdir:
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tmpdir = Path(tmpdir)
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dl_cache = tmpdir / "cache"
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downloadPackages(selected, dl_cache)
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unpacked = tmpdir / "unpack"
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extractPackages(selected, dl_cache, unpacked)
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stem = Path(Path(args.output.stem).stem)
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vfs = {}
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# Create an archive containing all the paths in lowercase form for
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# cross-compiles.
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with ZstdCompressor().stream_writer(open(args.output, "wb")) as z, tarfile.open(
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mode="w|", fileobj=z
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) as tar:
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for subpath in ("VC", "Program Files/Windows Kits/10", "DIA SDK"):
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dest = subpath
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if dest.startswith("Program Files/"):
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dest = dest[len("Program Files/") :]
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subpath = unpacked / subpath
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dest = Path(dest)
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for root, dirs, files in os.walk(subpath):
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relpath = Path(root).relative_to(subpath)
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for f in files:
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path = Path(root) / f
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info = tar.gettarinfo(path)
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with open(path, "rb") as fh:
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lower_f = f.lower()
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# Ideally, we'd use the overlay for .libs too but as of
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# writing it's still impractical to use, so lowercase
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# them for now, that'll be enough.
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if lower_f.endswith(".lib"):
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f = lower_f
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info.name = str(stem / dest / relpath / f)
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# Set executable flag on .exe files, the Firefox build
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# system wants it.
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if lower_f.endswith(".exe"):
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info.mode |= (info.mode & 0o444) >> 2
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print("Adding", info.name)
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tar.addfile(info, fh)
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if lower_f.endswith((".h", ".idl")):
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vfs.setdefault(str(dest / relpath), []).append(f)
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# Create an overlay file for use with clang's -ivfsoverlay flag.
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overlay = {
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"version": 0,
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"case-sensitive": False,
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"root-relative": "overlay-dir",
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"overlay-relative": True,
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"roots": [
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{
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"name": p,
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"type": "directory",
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"contents": [
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{
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"name": f,
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"type": "file",
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"external-contents": f"{p}/{f}",
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}
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for f in files
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],
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}
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for p, files in vfs.items()
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],
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}
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overlay_yaml = tmpdir / "overlay.yaml"
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with overlay_yaml.open("w") as fh:
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fh.write(yaml.dump(overlay))
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info = tar.gettarinfo(overlay_yaml)
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info.name = str(stem / "overlay.yaml")
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tar.addfile(info, overlay_yaml.open("rb"))
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