From 46e02cc5b0b3434a00b80aefaa97b26bcb297dfe Mon Sep 17 00:00:00 2001
From: Willem Melching <willem.melching@gmail.com>
Date: Sun, 15 Feb 2026 20:18:42 +0100
Subject: [PATCH] windows: fix fcntl import (#2329)

* windows: fix fcntl import

* fix indentation

* add windows ci

* make sure CI catches import error

* Revert "make sure CI catches import error"

This reverts commit b18043ac767f64dd544582931b7b0d29c4c478f3.
---
 .github/workflows/test.yaml | 16 ++++++++++++++++
 python/spi.py               |  8 +++++++-
 2 files changed, 23 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 82bc23455..175788faa 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -44,6 +44,22 @@ jobs:
       - uses: actions/checkout@v4
       - run: ./test.sh
 
+  windows:
+    name: windows pip package test
+    runs-on: windows-latest
+    timeout-minutes: 10
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: "3.12"
+      - uses: astral-sh/setup-uv@v5
+      - name: Install package with uv
+        run: uv pip install --system .
+      - name: Verify importing panda
+        run: python -c "from panda import Panda"
+
+
   misra_linter:
     name: MISRA C:2012 Linter
     runs-on: ubuntu-latest
diff --git a/python/spi.py b/python/spi.py
index 4275017ed..0e31ce1d7 100644
--- a/python/spi.py
+++ b/python/spi.py
@@ -1,6 +1,5 @@
 import binascii
 import os
-import fcntl
 import math
 import time
 import struct
@@ -12,6 +11,13 @@ from .base import BaseHandle, BaseSTBootloaderHandle, TIMEOUT
 from .constants import McuType, MCU_TYPE_BY_IDCODE, USBPACKET_MAX_SIZE
 from .utils import logger
 
+# No fcntl on Windows
+try:
+  import fcntl
+except ImportError:
+  fcntl = None # type: ignore
+
+# No spidev on MacOS/Windows
 try:
   import spidev
 except ImportError: