SidewinderGuruThanked: 123 Experience: Familiar OS: Other Re: How to return success/failure from a batch file? « Reply #6 on: September 09, 2008, 06:51:56 PM » Quoteexit requires that you use the How can I forget children toys riffs? SomeFile.exe IF %ERRORLEVEL% EQU 9009 ( ECHO error - SomeFile.exe not found in your PATH ) It’s hard to know this stuff upfront – I generally just use trial and error SomeCommand.exe || EXIT /B 1 A simliar technique uses the implicit GOTO label called :EOF (End-Of-File). have a peek at this web-site
Myron A. Happened when checking %ERRORLEVEL% in a cmd file. share|improve this answer edited Aug 16 '11 at 12:44 svick 129k25206319 answered Dec 2 '08 at 18:09 Adam Rosenfield 248k66382496 6 It's not an actual environment variable (which is, obviously, set errorlevel= MyApp1.exe exit /b %errorlevel% would be the explicit variant. http://steve-jansen.github.io/guides/windows-batch-scripting/part-3-return-codes.html
Not the answer you're looking for? If quitting CMD.EXE, set the process exit code no. This will start the windowed application, wait for it to exit, and then return control to the command prompt with the exit status of the process set in ErrorLevel. Errorlevel Codes Now, if the Find.cmd returns an error wherein it sets the errorlevel to greater than 0 then it would exit the program.
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 Windows Errorlevel A small Kix "one liner" can be used too: EXIT $ErrLev If called by a batch like this: KIX32 ERRORLEVEL.KIX $ErrLev=23 it will return an errorlevel 23 (ERRORLEVEL.KIX would be the This was presumably because… The test for inequality is nice to have because the pseudo-environment-variable gives an easy test for equality: IF "%ERRORLEVEL%"=="%N%" Mathematically speaking, the two are equivalent, though; given http://stackoverflow.com/questions/3680977/can-a-batch-file-capture-the-exit-codes-of-the-commands-it-is-invoking It's just a variable whose name happens to coincide with a command processor concept.
In how many bits do I fit Does the GUI work on Linux? Return Value From Batch File 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 We also pass a specific non-zero return code from the failed command to inform the caller of our script about the failure. Use (set errorlevel=) to clear the environment variable, allowing access to the true value of errorlevel via the %errorlevel% environment variable.
page last uploaded: 2016-09-19, 14:57 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 Windows Batch File Return Code Indicates that the application has been terminated either by the user's keyboard input CTRL+C or CTRL+Break or closing command prompt window. 3221225794 0xC0000142 -1073741502 The application failed to initialize properly. Batch File Exit Command IF ERRORLEVEL construction has one strange feature, that can be used to our advantage: it returns TRUE if the return code was equal to or higher than the specified errorlevel.
Even better, I can repeatedly call the bitwise OR with the same error code and still interpret which errors were raised. << Part 2 – Variables Part 4 – stdin, stdout, http://twaproductions.com/batch-file/windows-disk-cleanup-batch-file.html Use EXIT /B < exitcodes > at the end of the batch file to return custom return codes. 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 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% Batch File Exit Code 1
So you can include the error level in a log file: ECHO error level is %ERRORLEVEL%>logfileSo you can perform other types of tests against the error level, for example, to If we need to check every errorlevel, though, there are better alternatives. up vote 18 down vote favorite 2 Basically, let's say that I have a batch file that calls myapp1.exe and myapp1.exe exits with Exit Code 1. http://twaproductions.com/batch-file/dos-batch-check-return-code.html However, this can be fixed by using the following code to check for non-zero return codes: IF %ERRORLEVEL% NEQ 0 ...
Old Forum Search | Forum Rules Copyright © 2013 Computer Hope All rights reserved. Windows Exit Code I have written if errorlevel == 3 goto tag3 more times that i would like to. Description Every command or script returns with the status of execution, which is referred as return status or exit codes.
set result=0 find /I "whatever" temp.txt set result=%ERRORLEVEL% REM Now do a bunch of IF statements based on the error level value, but checking %ERRORLEVEL%, some of which would set a In the following batch file, after calling the Find.cnd find, it actually checks to see if the errorlevel is greater than 0. The break statement is normally used in looping constructs and is used to cause immediate termination of the innermost enclosing loop. Batch Set Errorlevel Episode From Old Sci-fi TV Series Can utter be substituted infinite, when describing love?
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 Get size of std::array without an instance Does data tranformation result in normal distribution? if( !CreateProcess( NULL, // No module name (use command line) (LPTSTR)(strCmd.GetString()), // Command line NULL, // Process handle not inheritable NULL, // Thread handle not inheritable FALSE, // Set handle inheritance have a peek here It is in form of boolean values, with 0 for success and 1 for failure.
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 There is no "try". (And in this case, if you do use the errorlevel, it will work ;) –ewall Sep 10 '10 at 2:31 add a comment| up vote 2 down 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. Call Find.cmd if errorlevel gtr 0 exit echo “Successful completion” Output In the above program, we can have the following scenarios as the output − If the file c:\lists.txt does not
Some programs return certain non-zero codes for special types of success. –Euro Micelli Nov 13 '14 at 19:23 add a comment| Your Answer draft saved draft discarded Sign up or So i created a little bash script to take care of this.