批处理findstr排除文本，文本文件内容为空会出错

hentai87

1. for /f "delims=" %%i in ('findstr /g:black_list.txt /v list.txt 2^>nul') do (
   
2. echo %%b\Bin\x64\DISM10\dism.exe /image:%%b /Remove-Capability /CapabilityName:"%%i"
   
3. %%b\Bin\x64\DISM10\dism.exe /image:%%b\Mount\Install /Remove-Capability /CapabilityName:"%%i"
   
4. ）

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black_list.txt 内容为空，就失效了
怎么解决呢，

虽然black_list.txt随便写点就解决了，但这bat不完美

Batcher

回复 1# hentai87


在for命令上面加一句：

1. more "black_list.txt" | findstr "." >nul 2>&1 || goto :eof

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hentai87

回复 2# Batcher


    试了，没用，下面是完整代码

@echo off
cd /d %~dp0
%1 start "" mshta vbscript:createobject("shell.application").shellexecute("""%~0""","::",,"runas",1)(window.close)&exit

setlocal EnableDelayedExpansion

for /f "delims=:" %%a in ('findstr /n msmg设置 ..\set.txt') do set n=%%a
        for /f "skip=%n% delims=" %%b in (..\set.txt) do (
        for /f "tokens=1,2* delims=: " %%A in ('%%b\Bin\x64\DISM10\dism.exe /image:%%b\Mount\Install /Get-ProvisionedAppxPackages') do (
        if "%%A"=="PackageName" (
cd. >list.txt
echo %%B>>list.txt

more "black_list.txt" | findstr "." >nul 2>&1 || goto :eof
        for /f "delims=" %%i in ('findstr /g:black_list.txt /v list.txt 2^>nul') do (
%%b\Bin\x64\DISM10\dism.exe /image:%%b\Mount\Install /Remove-ProvisionedAppxPackage /PackageName:"%%i"
))))
endlocal
pause
exit /b

flashercs

1. findstr /g:black_list.txt /v list.txt 2>nul
   
2. if errorlevel 2 (
   
3.   for /f "delims=" %%i in (list.txt) do (
   
4.     echo %%b\Bin\x64\DISM10\dism.exe /image:%%b /Remove-Capability /CapabilityName:"%%i"
   
5.     %%b\Bin\x64\DISM10\dism.exe /image:%%b\Mount\Install /Remove-Capability /CapabilityName:"%%i"
   
6.   )
   
7. ) else (
   
8.   for /f "delims=" %%i in ('findstr /g:black_list.txt /v list.txt 2^>nul') do (
   
9.     echo %%b\Bin\x64\DISM10\dism.exe /image:%%b /Remove-Capability /CapabilityName:"%%i"
   
10.     %%b\Bin\x64\DISM10\dism.exe /image:%%b\Mount\Install /Remove-Capability /CapabilityName:"%%i"
    
11.   )
    
12. )

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hentai87

自己弄错了，解决了