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d1d571e089
vcbuild now searches for the first python.exe found, and uses it, where it used to look for Python 2 first. PR-URL: https://github.com/nodejs/node/pull/30091 Reviewed-By: Christian Clauss <cclauss@me.com> Reviewed-By: João Reis <reis@janeasystems.com> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
61 lines
1.6 KiB
Batchfile
61 lines
1.6 KiB
Batchfile
@IF NOT DEFINED DEBUG_HELPER @ECHO OFF
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echo Looking for Python
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setlocal enabledelayedexpansion
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:: Use python.exe if in %PATH%
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set need_path=0
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for /f "delims=" %%a in ('where python.exe 2^> nul') do (
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set p=%%~dpa
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goto :found-python
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)
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:: Query the 3 locations mentioned in PEP 514 for a Python InstallPath
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set need_path=1
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for %%k in ( "HKCU\Software", "HKLM\SOFTWARE", "HKLM\Software\Wow6432Node") do (
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call :find-versions %%k
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if not errorlevel 1 goto :found-python
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)
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goto :no-python
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:: Find Python installations in a registry location
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:find-versions
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for /f "delims=" %%a in ('reg query "%~1\Python\PythonCore" /f * /k 2^> nul ^| findstr /r ^^HK') do (
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call :read-installpath %%a
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if not errorlevel 1 exit /b 0
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)
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exit /b 1
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:: Read the InstallPath of a given Environment Key to %p%
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:: https://www.python.org/dev/peps/pep-0514/#installpath
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:read-installpath
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:: %%a will receive everything before ), might have spaces depending on language
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:: %%b will receive *, corresponding to everything after )
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:: %%c will receive REG_SZ
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:: %%d will receive the path, including spaces
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for /f "skip=2 tokens=1* delims=)" %%a in ('reg query "%1\InstallPath" /ve /t REG_SZ 2^> nul') do (
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for /f "tokens=1*" %%c in ("%%b") do (
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if not "%%c"=="REG_SZ" exit /b 1
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set "p=%%d"
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exit /b 0
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)
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)
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exit /b 1
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:found-python
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echo Python found in %p%\python.exe
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endlocal ^
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& set "pt=%p%" ^
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& set "need_path_ext=%need_path%"
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set "VCBUILD_PYTHON_LOCATION=%pt%\python.exe"
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if %need_path_ext%==1 set "PATH=%pt%;%PATH%"
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set "pt="
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set "need_path_ext="
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exit /b 0
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:no-python
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echo Could not find Python.
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exit /b 1
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