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111 lines
4.2 KiB
Python
Executable file
111 lines
4.2 KiB
Python
Executable file
#!/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 shutil
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import ssl
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from pathlib import Path
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from tempfile import TemporaryDirectory
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from urllib import request
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import certifi
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import yaml
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from buildconfig import topsrcdir
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from vsdownload import downloadPackages, extractPackages
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# Hack to hook certifi
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_urlopen = request.urlopen
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def urlopen(url, data=None):
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return _urlopen(
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url, data, context=ssl.create_default_context(cafile=certifi.where())
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)
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request.urlopen = urlopen
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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("outdir", help="Output directory")
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args = parser.parse_args()
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out_dir = Path(args.outdir)
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with open(Path(topsrcdir) / args.manifest) as f:
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selected = yaml.safe_load(f.read())
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with TemporaryDirectory(prefix="get_vs", dir=".") 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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vfs = {}
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# Fill the output directory with all the paths in lowercase form for
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# cross-compiles.
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for subpath in ("VC", "Windows Kits/10", "DIA SDK"):
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dest = subpath
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# When running on Windows, SDK files are extracted under Windows Kits,
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# but on other platforms, they end up in Program Files/Windows Kits.
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program_files_subpath = unpacked / "Program Files" / subpath
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if program_files_subpath.exists():
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subpath = program_files_subpath
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else:
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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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mode = os.stat(path).st_mode
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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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name = str(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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mode |= (mode & 0o444) >> 2
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print("Adding", name)
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out_file = out_dir / name
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out_file.parent.mkdir(parents=True, exist_ok=True)
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with out_file.open("wb") as out_fh:
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shutil.copyfileobj(fh, out_fh)
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os.chmod(out_file, mode)
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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 = out_dir / "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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