mirror of
https://github.com/nodejs/node.git
synced 2024-11-30 23:43:09 +01:00
1d3e40d9aa
PR-URL: https://github.com/nodejs/node/pull/22539 Reviewed-By: Bartosz Sosnowski <bartosz@janeasystems.com> Reviewed-By: Refael Ackermann <refack@gmail.com>
60 lines
1.7 KiB
Batchfile
60 lines
1.7 KiB
Batchfile
@IF NOT DEFINED DEBUG_HELPER @ECHO OFF
|
|
echo Looking for Python 2.x
|
|
SETLOCAL
|
|
:: If python.exe is in %Path%, just validate
|
|
FOR /F "delims=" %%a IN ('where python.exe 2^> NUL') DO (
|
|
SET need_path=0
|
|
SET p=%%~dpa
|
|
IF NOT ERRORLEVEL 1 GOTO :validate
|
|
)
|
|
|
|
:: Query the 3 locations mentioned in PEP 514 for a python2 InstallPath
|
|
FOR %%K IN ( "HKCU\Software", "HKLM\SOFTWARE", "HKLM\Software\Wow6432Node") DO (
|
|
SET need_path=1
|
|
CALL :find-main-branch %%K
|
|
:: If validate returns 0 just jump to the end
|
|
IF NOT ERRORLEVEL 1 GOTO :validate
|
|
)
|
|
goto :no-python
|
|
|
|
:: Helper subroutine to handle quotes in %1
|
|
:find-main-branch
|
|
SET main_key="%~1\Python\PythonCore"
|
|
REG QUERY %main_key% /s 2> NUL | findstr "2." | findstr InstallPath > NUL 2> NUL
|
|
IF NOT ERRORLEVEL 1 CALL :find-key %main_key%
|
|
EXIT /B
|
|
|
|
:: Query registry sub-tree for InstallPath
|
|
:find-key
|
|
FOR /F "delims=" %%a IN ('REG QUERY %1 /s 2^> NUL ^| findstr "2." ^| findstr InstallPath') DO IF NOT ERRORLEVEL 1 CALL :find-path %%a
|
|
EXIT /B
|
|
|
|
:: Parse the value of %1 as the path for python.exe
|
|
:find-path
|
|
FOR /F "tokens=3*" %%a IN ('REG QUERY %1 /ve') DO (
|
|
SET pt=%%a
|
|
IF NOT ERRORLEVEL 1 SET p=%pt%
|
|
EXIT /B 0
|
|
)
|
|
EXIT /B 1
|
|
|
|
:: Check if %p% holds a path to a real python2 executable
|
|
:validate
|
|
IF NOT EXIST "%p%python.exe" goto :no-python
|
|
:: Check if %p% is python2
|
|
"%p%python.exe" -V 2>&1 | findstr /R "^Python.2.*" > NUL
|
|
IF ERRORLEVEL 1 goto :no-python2
|
|
:: We can wrap it up
|
|
ENDLOCAL & SET pt=%p%& SET need_path_ext=%need_path%
|
|
SET VCBUILD_PYTHON_LOCATION=%pt%python.exe
|
|
IF %need_path_ext%==1 SET Path=%Path%;%pt%
|
|
SET need_path_ext=
|
|
EXIT /B %ERRORLEVEL%
|
|
|
|
:no-python2
|
|
echo Python found in %p%, but it is not v2.x.
|
|
exit /B 1
|
|
:no-python
|
|
echo Could not find Python.
|
|
exit /B 1
|