43 lines
1.2 KiB
Batchfile
43 lines
1.2 KiB
Batchfile
@echo off
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setlocal
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setlocal ENABLEDELAYEDEXPANSION
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if "%1"=="noechoback" (
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call :read_s
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if ERRORLEVEL 1 exit /b 1
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) else (
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set /p INPUT=<CON >CON
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if ERRORLEVEL 1 exit /b 1
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)
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set /p ="'%INPUT%'"<NUL
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endlocal
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exit /b 0
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:: Silent Read
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:read_s
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:: where /q powershell
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:: Win <Vista and <Server2008 don't have `where`.
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powershell /? >NUL 2>&1
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:: Win <7 and <Server2008R2 don't have PowerShell as default.
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:: Win XP and Server2003 have `ScriptPW` (`scriptpw.dll`).
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:: In the systems that don't have both, an error is thrown.
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if ERRORLEVEL 1 (
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set "EXECOMMAND=cscript //nologo "%~dp0read.cs.js""
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) else (
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set "EXECOMMAND=powershell -Command "$text = read-host -AsSecureString; ^
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$BSTR = [System.Runtime.InteropServices.Marshal]::SecureStringToBSTR^($text^); ^
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[System.Runtime.InteropServices.Marshal]::PtrToStringAuto^($BSTR^)""
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)
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:: Can't get `ERRORLEVEL` from sub-shell (`for`).
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:: 2 `%ERRCODE%` lines are returned if an error is thrown.
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set ERRCODE=ERR
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set "EXECOMMAND=%EXECOMMAND% ^& if ERRORLEVEL 1 ^(echo %ERRCODE%^& echo %ERRCODE%^)"
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:: echo %EXECOMMAND%
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for /f "usebackq delims=" %%i in (`%EXECOMMAND%`) do (
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if "%%i"=="%ERRCODE%" if "!INPUT!"=="%ERRCODE%" exit /b 1
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set "INPUT=%%i"
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)
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exit /b 0
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