From c26bf8e2a8862bfe1f3ab2bc959caf50240c8705 Mon Sep 17 00:00:00 2001
From: "github-actions[bot]" <github-actions[bot]@users.noreply.github.com>
Date: Tue, 14 Apr 2026 23:21:02 +0000
Subject: [PATCH] update mdbook shim

---
 mdbook/mdbook/__init__.py |  15 ++++++
 mdbook/pyproject.toml     |  23 +++++++++
 mdbook/setup.py           | 103 ++++++++++++++++++++++++++++++++++++++
 3 files changed, 141 insertions(+)
 create mode 100644 mdbook/mdbook/__init__.py
 create mode 100644 mdbook/pyproject.toml
 create mode 100644 mdbook/setup.py

diff --git a/mdbook/mdbook/__init__.py b/mdbook/mdbook/__init__.py
new file mode 100644
index 0000000..a118955
--- /dev/null
+++ b/mdbook/mdbook/__init__.py
@@ -0,0 +1,15 @@
+import os
+import sys
+
+BIN_DIR = os.path.join(os.path.dirname(__file__), "bin")
+
+
+def _run():
+  binary = os.path.join(BIN_DIR, "mdbook")
+  os.execvp(binary, [binary] + sys.argv[1:])
+
+
+def smoketest():
+  import subprocess
+  binary = os.path.join(BIN_DIR, "mdbook")
+  subprocess.run([binary, "--version"], check=True)
diff --git a/mdbook/pyproject.toml b/mdbook/pyproject.toml
new file mode 100644
index 0000000..e5c8ebb
--- /dev/null
+++ b/mdbook/pyproject.toml
@@ -0,0 +1,23 @@
+[build-system]
+requires = ["setuptools>=64", "wheel", 'tomli; python_version < "3.11"']
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "mdbook"
+version = "0.5.2"
+description = "mdBook command-line tool for creating books from Markdown (pre-built)"
+requires-python = ">=3.8"
+
+[project.scripts]
+"mdbook" = "mdbook:_run"
+
+[tool.setuptools.packages.find]
+include = ["mdbook*"]
+
+[tool.setuptools.package-data]
+mdbook = ["bin/**/*", "*.so"]
+
+[tool.shim]
+repo_url = "https://github.com/commaai/dependencies"
+tag = "mdbook/v0.5.2"
+datadir = "bin"
diff --git a/mdbook/setup.py b/mdbook/setup.py
new file mode 100644
index 0000000..c61b241
--- /dev/null
+++ b/mdbook/setup.py
@@ -0,0 +1,103 @@
+"""Shim setup.py: downloads pre-built wheels from GitHub Releases at install time."""
+import os
+import platform
+import time
+import zipfile
+from io import BytesIO
+from urllib.error import URLError
+from urllib.request import urlopen
+
+try:
+  import tomllib
+except ImportError:
+  import tomli as tomllib
+
+from setuptools import setup
+from setuptools.command.build_py import build_py
+
+_HERE = os.path.dirname(os.path.abspath(__file__))
+with open(os.path.join(_HERE, "pyproject.toml"), "rb") as _f:
+  _cfg = tomllib.load(_f)
+
+REPO_URL = _cfg["tool"]["shim"]["repo_url"]
+TAG = _cfg["tool"]["shim"]["tag"]
+DATADIR = _cfg["tool"]["shim"]["datadir"]
+VERSION = _cfg["project"]["version"]
+MODULE = _cfg["project"]["name"].replace("-", "_")
+
+PLATFORM_MAP = {
+  ("Linux", "x86_64"): "linux_x86_64",
+  ("Linux", "aarch64"): "linux_aarch64",
+  ("Darwin", "arm64"): "macosx_11_0_arm64",
+}
+
+
+class InstallPrebuilt(build_py):
+  def run(self):
+    module_dir = os.path.join(_HERE, MODULE)
+    data_dir = os.path.join(module_dir, DATADIR)
+
+    if not os.path.exists(os.path.join(data_dir, "bin")):
+      key = (platform.system(), platform.machine())
+      plat = PLATFORM_MAP.get(key)
+      if plat is None:
+        raise RuntimeError(f"unsupported platform: {key}")
+
+      whl_name = f"{MODULE}-{VERSION}-py3-none-{plat}.whl"
+      url = f"{REPO_URL}/releases/download/{TAG}/{whl_name}"
+
+      print(f"Downloading {url} ...")
+      for attempt in range(3):
+        try:
+          raw = urlopen(url, timeout=60).read()
+          break
+        except (URLError, OSError) as e:
+          if attempt == 2:
+            raise
+          wait = 2 ** attempt
+          print(f"Download failed ({e}), retrying in {wait}s ...")
+          time.sleep(wait)
+
+      print(f"Extracting {DATADIR} ...")
+      with zipfile.ZipFile(BytesIO(raw)) as zf:
+        prefix = f"{MODULE}/{DATADIR}/"
+        alt_prefix = f"{MODULE}-{VERSION}.data/purelib/{MODULE}/{DATADIR}/"
+        for info in zf.infolist():
+          for p in (prefix, alt_prefix):
+            if info.filename.startswith(p):
+              rel = info.filename[len(p):]
+              if not rel:
+                continue
+              dest = os.path.join(data_dir, rel)
+              if info.is_dir():
+                os.makedirs(dest, exist_ok=True)
+              else:
+                os.makedirs(os.path.dirname(dest), exist_ok=True)
+                with open(dest, "wb") as f:
+                  f.write(zf.read(info))
+                if info.external_attr >> 16 & 0o111:
+                  os.chmod(dest, 0o755)
+              break
+
+        # Also extract compiled extension modules (.so)
+        ext_prefix = f"{MODULE}/"
+        ext_alt_prefix = f"{MODULE}-{VERSION}.data/purelib/{MODULE}/"
+        for info in zf.infolist():
+          if not info.filename.endswith('.so'):
+            continue
+          for p in (ext_prefix, ext_alt_prefix):
+            if info.filename.startswith(p):
+              rel = info.filename[len(p):]
+              if rel and '/' not in rel:
+                dest = os.path.join(module_dir, rel)
+                os.makedirs(os.path.dirname(dest), exist_ok=True)
+                with open(dest, "wb") as f:
+                  f.write(zf.read(info))
+                if info.external_attr >> 16 & 0o111:
+                  os.chmod(dest, 0o755)
+              break
+
+    super().run()
+
+
+setup(cmdclass={"build_py": InstallPrebuilt})