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#!/usr/bin/env python3 |
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import io |
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import os |
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import sys |
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import stat |
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import json |
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import shutil |
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import hashlib |
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import zipfile |
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import tempfile |
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import argparse |
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import subprocess |
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import urllib.error |
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import urllib.request |
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from pathlib import Path |
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OUTPUT = Path("msvc") # output folder |
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DOWNLOADS = Path("downloads") # temporary download files |
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# NOTE: not all host & target architecture combinations are supported |
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DEFAULT_HOST = "x64" |
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ALL_HOSTS = "x64 x86 arm64".split() |
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DEFAULT_TARGET = "x64" |
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ALL_TARGETS = "x64 x86 arm arm64".split() |
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MANIFEST_URL = "https://aka.ms/vs/17/release/channel" |
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MANIFEST_PREVIEW_URL = "https://aka.ms/vs/17/pre/channel" |
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ssl_context = None |
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def download(url): |
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with urllib.request.urlopen(url, context=ssl_context) as res: |
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return res.read() |
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total_download = 0 |
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def download_progress(url, check, filename): |
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fpath = DOWNLOADS / filename |
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if fpath.exists(): |
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data = fpath.read_bytes() |
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if hashlib.sha256(data).hexdigest() == check.lower(): |
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print(f"\r{filename} ... OK") |
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return data |
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global total_download |
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with fpath.open("wb") as f: |
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data = io.BytesIO() |
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with urllib.request.urlopen(url, context=ssl_context) as res: |
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total = int(res.headers["Content-Length"]) |
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size = 0 |
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while True: |
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block = res.read(1<<20) |
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if not block: |
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break |
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f.write(block) |
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data.write(block) |
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size += len(block) |
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perc = size * 100 // total |
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print(f"\r{filename} ... {perc}%", end="") |
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print() |
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data = data.getvalue() |
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digest = hashlib.sha256(data).hexdigest() |
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if check.lower() != digest: |
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exit(f"Hash mismatch for f{pkg}") |
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total_download += len(data) |
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return data |
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# super crappy msi format parser just to find required .cab files |
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def get_msi_cabs(msi): |
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index = 0 |
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while True: |
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index = msi.find(b".cab", index+4) |
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if index < 0: |
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return |
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yield msi[index-32:index+4].decode("ascii") |
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def first(items, cond = lambda x: True): |
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return next((item for item in items if cond(item)), None) |
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### parse command-line arguments |
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ap = argparse.ArgumentParser() |
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ap.add_argument("--show-versions", action="store_true", help="Show available MSVC and Windows SDK versions") |
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ap.add_argument("--accept-license", action="store_true", help="Automatically accept license") |
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ap.add_argument("--msvc-version", help="Get specific MSVC version") |
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ap.add_argument("--sdk-version", help="Get specific Windows SDK version") |
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ap.add_argument("--preview", action="store_true", help="Use preview channel for Preview versions") |
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ap.add_argument("--target", default=DEFAULT_TARGET, help=f"Target architectures, comma separated ({','.join(ALL_TARGETS)})") |
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ap.add_argument("--host", default=DEFAULT_HOST, help=f"Host architecture", choices=ALL_HOSTS) |
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args = ap.parse_args() |
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host = args.host |
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targets = args.target.split(',') |
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for target in targets: |
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if target not in ALL_TARGETS: |
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exit(f"Unknown {target} target architecture!") |
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### get main manifest |
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URL = MANIFEST_PREVIEW_URL if args.preview else MANIFEST_URL |
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try: |
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manifest = json.loads(download(URL)) |
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except urllib.error.URLError as err: |
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import ssl |
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if isinstance(err.args[0], ssl.SSLCertVerificationError): |
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# for more info about Python & issues with Windows certificates see https://stackoverflow.com/a/52074591 |
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print("ERROR: ssl certificate verification error") |
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try: |
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import certifi |
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except ModuleNotFoundError: |
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print("ERROR: please install 'certifi' package to use Mozilla certificates") |
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print("ERROR: or update your Windows certs, see instructions here: https://woshub.com/updating-trusted-root-certificates-in-windows-10/#h2_3") |
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exit() |
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print("NOTE: retrying with certifi certificates") |
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ssl_context = ssl.create_default_context(cafile=certifi.where()) |
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manifest = json.loads(download(URL)) |
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else: |
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raise |
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### download VS manifest |
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ITEM_NAME = "Microsoft.VisualStudio.Manifests.VisualStudioPreview" if args.preview else "Microsoft.VisualStudio.Manifests.VisualStudio" |
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vs = first(manifest["channelItems"], lambda x: x["id"] == ITEM_NAME) |
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payload = vs["payloads"][0]["url"] |
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vsmanifest = json.loads(download(payload)) |
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### find MSVC & WinSDK versions |
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packages = {} |
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for p in vsmanifest["packages"]: |
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packages.setdefault(p["id"].lower(), []).append(p) |
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msvc = {} |
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sdk = {} |
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for pid,p in packages.items(): |
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if pid.startswith("Microsoft.VisualStudio.Component.VC.".lower()) and pid.endswith(".x86.x64".lower()): |
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pver = ".".join(pid.split(".")[4:6]) |
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if pver[0].isnumeric(): |
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msvc[pver] = pid |
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elif pid.startswith("Microsoft.VisualStudio.Component.Windows10SDK.".lower()) or \ |
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pid.startswith("Microsoft.VisualStudio.Component.Windows11SDK.".lower()): |
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pver = pid.split(".")[-1] |
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if pver.isnumeric(): |
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sdk[pver] = pid |
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if args.show_versions: |
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print("MSVC versions:", " ".join(sorted(msvc.keys()))) |
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print("Windows SDK versions:", " ".join(sorted(sdk.keys()))) |
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exit(0) |
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msvc_ver = args.msvc_version or max(sorted(msvc.keys())) |
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sdk_ver = args.sdk_version or max(sorted(sdk.keys())) |
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if msvc_ver in msvc: |
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msvc_pid = msvc[msvc_ver] |
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msvc_ver = ".".join(msvc_pid.split(".")[4:-2]) |
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else: |
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exit(f"Unknown MSVC version: f{args.msvc_version}") |
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if sdk_ver in sdk: |
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sdk_pid = sdk[sdk_ver] |
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else: |
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exit(f"Unknown Windows SDK version: f{args.sdk_version}") |
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print(f"Downloading MSVC v{msvc_ver} and Windows SDK v{sdk_ver}") |
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### agree to license |
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tools = first(manifest["channelItems"], lambda x: x["id"] == "Microsoft.VisualStudio.Product.BuildTools") |
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resource = first(tools["localizedResources"], lambda x: x["language"] == "en-us") |
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license = resource["license"] |
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if not args.accept_license: |
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accept = input(f"Do you accept Visual Studio license at {license} [Y/N] ? ") |
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if not accept or accept[0].lower() != "y": |
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exit(0) |
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OUTPUT.mkdir(exist_ok=True) |
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DOWNLOADS.mkdir(exist_ok=True) |
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### download MSVC |
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msvc_packages = [ |
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f"microsoft.visualcpp.dia.sdk", |
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f"microsoft.vc.{msvc_ver}.crt.headers.base", |
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f"microsoft.vc.{msvc_ver}.crt.source.base", |
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f"microsoft.vc.{msvc_ver}.asan.headers.base", |
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f"microsoft.vc.{msvc_ver}.pgo.headers.base", |
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] |
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for target in targets: |
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msvc_packages += [ |
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f"microsoft.vc.{msvc_ver}.tools.host{host}.target{target}.base", |
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f"microsoft.vc.{msvc_ver}.tools.host{host}.target{target}.res.base", |
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f"microsoft.vc.{msvc_ver}.crt.{target}.desktop.base", |
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f"microsoft.vc.{msvc_ver}.crt.{target}.store.base", |
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f"microsoft.vc.{msvc_ver}.premium.tools.host{host}.target{target}.base", |
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f"microsoft.vc.{msvc_ver}.pgo.{target}.base", |
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] |
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if target in ["x86", "x64"]: |
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msvc_packages += [f"microsoft.vc.{msvc_ver}.asan.{target}.base"] |
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redist_suffix = ".onecore.desktop" if target == "arm" else "" |
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redist_pkg = f"microsoft.vc.{msvc_ver}.crt.redist.{target}{redist_suffix}.base" |
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if redist_pkg not in packages: |
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redist_name = f"microsoft.visualcpp.crt.redist.{target}{redist_suffix}" |
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redist = first(packages[redist_name]) |
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redist_pkg = first(redist["dependencies"], lambda dep: dep.endswith(".base")).lower() |
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msvc_packages += [redist_pkg] |
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for pkg in sorted(msvc_packages): |
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if pkg not in packages: |
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print(f"\r{pkg} ... !!! MISSING !!!") |
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continue |
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p = first(packages[pkg], lambda p: p.get("language") in (None, "en-US")) |
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for payload in p["payloads"]: |
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filename = payload["fileName"] |
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download_progress(payload["url"], payload["sha256"], filename) |
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with zipfile.ZipFile(DOWNLOADS / filename) as z: |
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for name in z.namelist(): |
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if name.startswith("Contents/"): |
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out = OUTPUT / Path(name).relative_to("Contents") |
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out.parent.mkdir(parents=True, exist_ok=True) |
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out.write_bytes(z.read(name)) |
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### download Windows SDK |
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sdk_packages = [ |
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f"Windows SDK for Windows Store Apps Tools-x86_en-us.msi", |
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f"Windows SDK for Windows Store Apps Headers-x86_en-us.msi", |
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f"Windows SDK for Windows Store Apps Headers OnecoreUap-x86_en-us.msi", |
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f"Windows SDK for Windows Store Apps Libs-x86_en-us.msi", |
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f"Windows SDK OnecoreUap Headers x86-x86_en-us.msi", |
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f"Windows SDK Desktop Headers x86-x86_en-us.msi", |
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f"Universal CRT Headers Libraries and Sources-x86_en-us.msi", |
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] |
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for target in targets: |
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sdk_packages += [f"Windows SDK Desktop Libs {target}-x86_en-us.msi"] |
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with tempfile.TemporaryDirectory(dir=DOWNLOADS) as d: |
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dst = Path(d) |
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sdk_pkg = packages[sdk_pid][0] |
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sdk_pkg = packages[first(sdk_pkg["dependencies"]).lower()][0] |
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msi = [] |
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cabs = [] |
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# download msi files |
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for pkg in sorted(sdk_packages): |
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payload = first(sdk_pkg["payloads"], lambda p: p["fileName"] == f"Installers\\{pkg}") |
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if payload is None: |
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continue |
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msi.append(DOWNLOADS / pkg) |
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data = download_progress(payload["url"], payload["sha256"], pkg) |
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cabs += list(get_msi_cabs(data)) |
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# download .cab files |
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for pkg in cabs: |
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payload = first(sdk_pkg["payloads"], lambda p: p["fileName"] == f"Installers\\{pkg}") |
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download_progress(payload["url"], payload["sha256"], pkg) |
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print("Unpacking msi files...") |
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# run msi installers |
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for m in msi: |
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subprocess.check_call(["msiexec.exe", "/a", m, "/quiet", "/qn", f"TARGETDIR={OUTPUT.resolve()}"]) |
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(OUTPUT / m.name).unlink() |
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### versions |
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msvcv = first((OUTPUT / "VC/Tools/MSVC").glob("*")).name |
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sdkv = first((OUTPUT / "Windows Kits/10/bin").glob("*")).name |
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# place debug CRT runtime files into MSVC bin folder (not what real Visual Studio installer does... but is reasonable) |
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# NOTE: these are Target architecture, not Host architecture binaries |
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redist = OUTPUT / "VC/Redist" |
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if redist.exists(): |
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redistv = first((redist / "MSVC").glob("*")).name |
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src = redist / "MSVC" / redistv / "debug_nonredist" |
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for target in targets: |
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for f in (src / target).glob("**/*.dll"): |
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dst = OUTPUT / "VC/Tools/MSVC" / msvcv / f"bin/Host{host}" / target |
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f.replace(dst / f.name) |
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shutil.rmtree(redist) |
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# copy msdia140.dll file into MSVC bin folder |
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# NOTE: this is meant only for development - always Host architecture, even when placed into all Target architecture folders |
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msdia140dll = { |
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"x86": "msdia140.dll", |
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"x64": "amd64/msdia140.dll", |
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"arm": "arm/msdia140.dll", |
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"arm64": "arm64/msdia140.dll", |
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} |
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dst = OUTPUT / "VC/Tools/MSVC" / msvcv / f"bin/Host{host}" |
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src = OUTPUT / "DIA%20SDK/bin" / msdia140dll[host] |
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for target in targets: |
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shutil.copyfile(src, dst / target / src.name) |
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shutil.rmtree(OUTPUT / "DIA%20SDK") |
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### cleanup |
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shutil.rmtree(OUTPUT / "Common7", ignore_errors=True) |
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shutil.rmtree(OUTPUT / "VC/Tools/MSVC" / msvcv / "Auxiliary") |
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for target in targets: |
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for f in [f"store", "uwp", "enclave", "onecore"]: |
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shutil.rmtree(OUTPUT / "VC/Tools/MSVC" / msvcv / "lib" / target / f, ignore_errors=True) |
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shutil.rmtree(OUTPUT / "VC/Tools/MSVC" / msvcv / f"bin/Host{host}" / target / "onecore", ignore_errors=True) |
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for f in ["Catalogs", "DesignTime", f"bin/{sdkv}/chpe", f"Lib/{sdkv}/ucrt_enclave"]: |
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shutil.rmtree(OUTPUT / "Windows Kits/10" / f, ignore_errors=True) |
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for arch in ["x86", "x64", "arm", "arm64"]: |
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if arch not in targets: |
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shutil.rmtree(OUTPUT / "Windows Kits/10/Lib" / sdkv / "ucrt" / arch, ignore_errors=True) |
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shutil.rmtree(OUTPUT / "Windows Kits/10/Lib" / sdkv / "um" / arch, ignore_errors=True) |
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if arch != host: |
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shutil.rmtree(OUTPUT / "VC/Tools/MSVC" / msvcv / f"bin/Host{arch}", ignore_errors=True) |
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shutil.rmtree(OUTPUT / "Windows Kits/10/bin" / sdkv / arch, ignore_errors=True) |
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# executable that is collecting & sending telemetry every time cl/link runs |
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for target in targets: |
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(OUTPUT / "VC/Tools/MSVC" / msvcv / f"bin/Host{host}/{target}/vctip.exe").unlink(missing_ok=True) |
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### setup.bat |
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for target in targets: |
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SETUP = fr"""@echo off |
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set VSCMD_ARG_HOST_ARCH={host} |
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set VSCMD_ARG_TGT_ARCH={target} |
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set VCToolsVersion={msvcv} |
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set WindowsSDKVersion={sdkv}\ |
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set VCToolsInstallDir=%~dp0VC\Tools\MSVC\{msvcv}\ |
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set WindowsSdkBinPath=%~dp0Windows Kits\10\bin\ |
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set PATH=%~dp0VC\Tools\MSVC\{msvcv}\bin\Host{host}\{target};%~dp0Windows Kits\10\bin\{sdkv}\{host};%~dp0Windows Kits\10\bin\{sdkv}\{host}\ucrt;%PATH% |
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set INCLUDE=%~dp0VC\Tools\MSVC\{msvcv}\include;%~dp0Windows Kits\10\Include\{sdkv}\ucrt;%~dp0Windows Kits\10\Include\{sdkv}\shared;%~dp0Windows Kits\10\Include\{sdkv}\um;%~dp0Windows Kits\10\Include\{sdkv}\winrt;%~dp0Windows Kits\10\Include\{sdkv}\cppwinrt |
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set LIB=%~dp0VC\Tools\MSVC\{msvcv}\lib\{target};%~dp0Windows Kits\10\Lib\{sdkv}\ucrt\{target};%~dp0Windows Kits\10\Lib\{sdkv}\um\{target} |
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""" |
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(OUTPUT / f"setup_{target}.bat").write_text(SETUP) |
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print(f"Total downloaded: {total_download>>20} MB") |
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print("Done!") |
Big thanks!