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Error out if git symlink not enabled on Windows #15684

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Merged
merged 2 commits into from
Nov 10, 2025
+17 −1
Merged

Error out if git symlink not enabled on Windows #15684

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ca31e4c
Fix windows build cannot find versions.py
larryliu0820 Nov 7, 2025
2ebc280
Exit if symlink is not enabled on Windows
larryliu0820 Nov 7, 2025
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18 changes: 17 additions & 1 deletion install_executorch.bat
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Original file line number Diff line number Diff line change
@@ -1,4 +1,5 @@
@ECHO OFF
setlocal EnableDelayedExpansion

rem Copyright (c) Meta Platforms, Inc. and affiliates.
rem All rights reserved.
Expand All @@ -7,9 +8,24 @@ rem This batch file provides a basic functionality similar to the bash script.

cd /d "%~dp0"

rem Verify that Git checked out symlinks correctly. Without this the Python install
rem will fail when attempting to copy files from src\executorch.
where git >NUL 2>&1
if not errorlevel 1 (
set "GIT_SYMLINKS="
for /f "usebackq delims=" %%i in (`git config --get core.symlinks 2^>nul`) do set "GIT_SYMLINKS=%%i"
if /I not "!GIT_SYMLINKS!"=="true" (
echo ExecuTorch requires Git symlink support on Windows.
echo Enable Developer Mode and run: git config --global core.symlinks true
echo Re-clone the repository after enabling symlinks, then rerun install_executorch.bat.
exit /b 1
)
)

rem Under windows, it's always python
set PYTHON_EXECUTABLE=python

"%PYTHON_EXECUTABLE%" install_executorch.py %*

exit /b %ERRORLEVEL%
set "EXIT_CODE=%ERRORLEVEL%"
endlocal & exit /b %EXIT_CODE%
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