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Windows Batch File Return Error Code


For example: myProgram.exe && echo Done! myProgram.exe || PAUSE would cause the batch file to pause if myProgram.exe returns a non-zero error level. Subscribed! neq 0 exit /b !errorlevel! ) Edit: You have to check the error after each command. http://pubdimensions.com/batch-file/windows-batch-return-error-code.php

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Batch File Exit Command

How do I unexpand a file name? So "errorlevel 0" will match everything. Description Every command or script returns with the status of execution, which is referred as return status or exit codes. For example, you can test that an executable program or script is in your PATH by simply calling the program and checking for return code 9009.

Achieve same random number sequence on different OS with same seed Why is this C++ code faster than assembly Am I interrupting my husband's parenting? Too bad DOS doesn’t support constant values like Unix/Linux shells. start /wait something.exe echo %errorlevel% share|improve this answer edited Sep 3 '15 at 18:38 anatoly techtonik 7,14915268 answered Jul 13 '12 at 18:57 Gary 1,72511115 14 Thanks a lot for Batch File Return Value more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed

How do I amplify a 0-100mV signal to an ADC with a range from 0 to a specific reference voltage? Is there an illusion in the tutorial area? I was thinking more along the line where b.bat would abort early based on some condition:b.batCode: [Select]if not exist c:\file.ext exit 7
if not defined userprofile exit 9
exit 0
a.bat original site 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 Exit /b Errorlevel Most programs rarely document every possible return code, so I’d rather explicity check for non-zero with the NEQ 0 style than assuming return codes will be 1 or greater on error. Logged " All generalizations are false, including this one. " Print Pages: [1] Go Up « previous next » Computer Hope » Microsoft » Microsoft DOS » How to We also pass a specific non-zero return code from the failed command to inform the caller of our script about the failure.

Batch File Check Errorlevel

When I added a resistor to a set of christmas lights where I cut off bulbs, it gets hot. http://stackoverflow.com/questions/3452046/get-error-code-from-within-a-batch-file Hi, I'm Steve. Batch File Exit Command Browse other questions tagged windows command-line process cmd exit-code or ask your own question. Batch File Exit Code 1 share|improve this answer answered Feb 28 '15 at 19:33 jonretting 36415 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Sign

shows: Quits the CMD.EXE program (command interpreter) or the current batch script. this content Remember, this is duct tape programming. Logged To every complex question there is a simple answer and it is wrong…- H.L. Zoho Corp. Batch Set Errorlevel

Basically, I want the equivalent of MSBuild's ContinueOnError=false. Examples Exit if a required file is missing @Echo Off If not exist MyimportantFile.txt Exit /b Echo If we get this far the file was found Set the errorlevel to 5 Steps Exit codes for batch files Use the command EXIT /B %ERRORLEVEL% at the end of the batch file to return the error codes from the batch file EXIT /B at weblink A windowed application will run in the background, and control will return immediately to the command prompt (most likely with an ErrorLevel of zero to indicate that the process was created

sorting list of lists and getting indices in unsorted list Will I encounter any problems as a recognizable Jew in India? Batch File Exit Code 0 Environment variable %ERRORLEVEL% contains the latest errorlevel in the batch file,which is the latest error codes from the last command executed. aligning shapes in latex Disproving Euler proposition by brute force in C Given that ice is less dense than water, why doesn't it sit completely atop water (rather than slightly submerged)?

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Browse other questions tagged windows batch-file or ask your own question. Either use goto :EOF or exit /b so that just the batch file terminates. –Joey Aug 11 '10 at 21:44 @Jim: You should always delete that variable with set 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). Batch File Function Return Value use EXIT /B < exitcodes > at the end of the batch file to return custom return codes.

EXIT without an ExitCode acts the same as goto:eof and will not alter the %ERRORLEVEL% You should never attempt to directly write to the %ERRORLEVEL% variable, (SET errorlevel...) instead use the In the batch file , it is always a good practice to use environment variables instead of constant values. The only thing that worked is if errorlevel 1 (...) –AlikElzin-kilaka Apr 13 '15 at 12:57 %errorlevel% seems not to be available in power shell though... –Ghita May 27 check over here current community chat Stack Overflow Meta Stack Overflow your communities Sign up or log in to customize your list.

share|improve this answer answered Aug 10 '10 at 18:20 Hellion 1,2481527 2 Also, since around Windows 2000, there's a "virtual" environment variable called %ERRORLEVEL% that can be tested with ==, The first program/script must conform to the convention of returning 0 on success and non-0 on failure for this to work. for details. All rights reserved. /* steve jansen */ // another day in paradise hacking code and more Windows Batch Scripting: Return Codes Mar 1st, 2013 | Comments Overview Part 1 – Getting

Warning messages typically don’t effect the return code. I know in Bash I can do this by running echo $?