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Windows Batch Command Return Code


It isn’t always pretty, but, it gets the job done. i didn't try this out, but it should work : if %ERRORLEVEL% GEQ 1 EXIT /B %ERRORLEVEL%. –Viktor Fonic Jul 18 '14 at 11:24 1 At least in Windows, %ERRORLEVEL% otherwise .bat eats the errorlevel and app1 never knows. This was an issue I fought with a few months ago on an embedded system running DOS (real DOS, not CMD.EXE). http://jscience.net/batch-file/windows-command-script-return-code.html

To execute a follow-on command after sucess, we use the && operator: SomeCommand.exe && ECHO SomeCommand.exe succeeded! This type of compare ("%errorlevel%=="0") becomes dubious at best.B.bat can use the exit statement to pass a return code (errorlevel) back to a.bat.QuoteQuits the CMD.EXE program (command interpreter) or the current If executed from outside a batch script, it will quit CMD.EXE exitCode specifies a numeric number. if /B is specified, sets ERRORLEVEL that number.

Batch File Exit Command

SET /A ERROR_HELP_SCREEN=1 SET /A ERROR_FILE_NOT_FOUND=2 SET /A ERROR_FILE_READ_ONLY=4 SET /A ERROR_UNKNOWN=8 This gives me the flexibility to bitwise OR multiple error numbers together if I want to record numerous problems A word for something that used to be unique but is now so commonplace it is no longer noticed Implementing realloc in C How do I install Python 3.6 using apt-get? For example: myProgram.exe && echo Done! A very simple way to halt on error is to use the EXIT command with the /B switch (to exit the current batch script context, and not the command prompt process).

To close an interactive command prompt, the keyboard shortcut ALT + F4 is an alternative to typing EXIT. share|improve this answer answered Apr 19 '13 at 5:07 Sam Jones 4701718 3 it could be even better if you returned the same error back to app1. Thanks. –Dlongnecker Aug 10 '10 at 21:24 2 Oh, for posterity, to make it stop on error, after :somethingbad, use a "pause" command –Dlongnecker Aug 11 '10 at 20:08 2 Cmd Set Errorlevel Before posting on our computer help forum, you must register.

CMD.exe allows you to set it but then from that point on the variable is mostly meaningless. This type of compare ("%errorlevel%=="0") becomes dubious at best.B.bat can use the exit statement to pass a return code (errorlevel) back to a.bat.QuoteQuits the CMD.EXE program (command interpreter) or the current Jumping to EOF in this way will exit your current script with the return code of 1. If quitting CMD.EXE, sets the process exit code with that number.That's exactly what I was looking for!Thanks a lot!Works like a charm!Gabor Logged billrich Guest

Not all MS commands fail with errorlevel 1. Exit /b Errorlevel The kernel and the command processor operate at very different levels. -Raymond] Andrew from Vancouver says: September 26, 2008 at 6:59 pm Accessing %ERRORLEVEL% in a batch is useful to capture And since the environment is passed from the parent process ... In the same way that bash doesn't let you "set ?=…". -Raymond] Denis Dmitriev says: September 26, 2008 at 11:34 am It's still asking for trouble because it introduces action at

Windows Errorlevel

Example: Batch file for Copying File to a Folder md "C:manageengine" copy "\\sharename\foldername\samplefile.txt" "C:\manageengine" exit /b %ERRORLEVEL% Exit codes for powershell script Use the command Exit $LASTEXITCODE at the end of if … return-a-number 17 Maurits [MSFT] says: September 26, 2008 at 5:12 pm Actually reading the post, it appears CMD /C EXIT 17 works. Batch File Exit Command Logged To every complex question there is a simple answer and it is wrong…- H.L. Batch File Exit Code 1 If quitting CMD.EXE, sets the process exit code with that number.yes there are instances where the errorlevel won't be 1 choice returns 254 if there's

Comments are closed. his comment is here For example, an environment variable with a standard name can store the location that a particular computer system uses to store user profile this may vary from one computer system to Visual Studio Application Lifecycle Management Technical Reference for Team Foundation Team Foundation Version Control Command-Line Reference Team Foundation Version Control Command-Line Reference Command-Line Exit Codes Command-Line Exit Codes Command-Line Exit Codes Yes No Additional feedback? 1500 characters remaining Submit Skip this Thank you! Errorlevel Codes

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Procession for the dead What's the purpose of the same page tool? Windows Exit Code Encyclopedia of mathematics (?) Why do XSS strings often start with ">? Thanks very much! –The Mask May 28 '14 at 0:56 1 Another reason why it might not work (always zero) is when it's inside an if or for.

And, no, I'm not Steve Jansen the British jazz drummer, though that does sound like a sweet career.

Description Every command or script returns with the status of execution, which is referred as return status or exit codes. In it, you'll get: The week's top questions and answers Important community announcements Questions that need answers see an example newsletter By subscribing, you agree to the privacy policy and terms How to align a set of very long equations Reacting to a bee attack Make an interweaving quine Shutting down the Pi safely without SSH or a monitor? Batch File Exit Code 0 Make an interweaving quine 3% personal loan online.

Let me try to explain it in a different way:a.bat calls b.bat and when b.bat completes, a.bat continues with steps depending on whether b.bat succeeded or failed.a.bat:Code: [Select]rem some code here
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you can never be sure. –Joey Aug 11 '10 at 21:45 | show 1 more comment up vote 24 down vote You can also use conditional processing symbols to do a XCOPY, for instance can fail with errorlevels 1 to 5. Then there's no possibility of confusion, although anything which tries to use that environment variable will not work. Not the answer you're looking for?

I also recommend documenting your possible return codes with easy to read SET statements at the top of your script file, like this: SET /A ERROR_HELP_SCREEN=1 SET /A ERROR_FILE_NOT_FOUND=2 Note that Please login or register.Did you miss your activation email? 1 Hour 1 Day 1 Week 1 Month Forever Login with username, password and session length Forum only search News: Home Guides Guide to Windows Batch Scripting Recent Posts Parsing Jenkins secrets in a shell script Jenkins Job to export Rackspace Cloud DNS Domain As BIND Zone Files Troubleshooting GitHub WebHooks SSL Exit will return custom return codes from the script Example: Powershell script for copying file to a folder $dest ="C: est" New-Item $dest -type directory -force $source ="c:samplefile.txt"

If > 0, then the .bat exits and sets errorlevel to 1 for the calling app1. Confused about D7 Chord notation on Alfred's Book [piano] A word for something that used to be unique but is now so commonplace it is no longer noticed A rude security

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