exit :somethingbad echo Something Bad Happened. The same goes for other dynamic environment variables like CD (current directory), DATE (current date), TIME (current time), RANDOM (random decimal number between 0 and 32767), CMDEXTVERSION (current Command Processor Extensions up vote 54 down vote favorite 5 Inside a batch file on Windows, I use 7-zip like this: ...\right_path\7z a output_file_name.zip file_to_be_compressed How could I check the exit code of 7z We also pass a specific non-zero return code from the failed command to inform the caller of our script about the failure. his comment is here
What are the canonical white spaces? Before posting on our computer help forum, you must register. I've also updated my code per CodeMonkey, although I've never encountered a negative errorlevel in any of my batch-hacking on XP or Vista. What are the holes on the sides of a computer case frame for?
SomeCommand.exe || GOTO :EOF Tips and Tricks for Return Codes I recommend sticking to zero for success and return codes that are positive values for DOS batch files. wscript.quit
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 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 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 Batch File Error Code 2 To execute a follow-on command after sucess, we use the && operator: SomeCommand.exe && ECHO SomeCommand.exe succeeded!
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 XCOPY, for instance can fail with errorlevels 1 to 5. How to pluralize "State of the Union" without an additional noun? Now I know my ABCs, won't you come and golf with me?
Click here it's easy and free. Batch File Error Code 255 Did they go fishing? If executed from outside a batch script, it will quit CMD.EXE. Before posting on our computer help forum, you must register.
otherwise .bat eats the errorlevel and app1 never knows. Video displays in Star Wars Did Donald Trump call Alicia Machado "Miss Piggy" and "Miss Housekeeping"? Bat File Error Code 1 Note: Environment variables are a set of dynamic named values that can affect the way, running processes will behave on a computer. Batch File Check For Error Code To determine the exact return code the previous command returned, we could use a construction like this: @ECHO OFF IF ERRORLEVEL 1 SET ERRORLEV=1 IF ERRORLEVEL 2 SET ERRORLEV=2 IF ERRORLEVEL
SidewinderGuruThanked: 123 Experience: Familiar OS: Other Re: How to return success/failure from a batch file? « Reply #4 on: September 09, 2008, 06:12:06 PM » Quote from: fireballs on September 09, this content This blog entry by Batcheero explains perfectly why you should never SET the ERRORLEVEL variable. A very helpful feature is the built-in DOS commands like ECHO, IF, and SET will preserve the existing value of %ERRORLEVEL%. Limit involving exponentials and arctangent without L'Hôpital Does mean=mode imply a symmetric distribution? Batch File Check Error Level
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 In the batch file , it is always a good practice to use environment variables instead of constant values. 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 weblink Most programmers agree that an errorlevel 0 means the command executed successfully, and an errorlevel 1 or higher usually spells trouble.
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 Batch File Error Code 3 It isn’t always pretty, but, it gets the job done. Is 8:00 AM an unreasonable time to meet with my graduate students and post-doc?
If quitting CMD.EXE, sets the process exit code with that number. Not the answer you're looking for? If not, why? Return Error Code From Batch File Logged " All generalizations are false, including this one. " Print Pages:  Go Up « previous next » Computer Hope » Microsoft » Microsoft DOS » How to
Not all MS commands fail with errorlevel 1. share|improve this answer answered Aug 11 '10 at 5:55 Cheran Shunmugavel 6,09211732 Very cool, compact, and actually more readable I'd say –Dlongnecker Aug 11 '10 at 20:08 if /B is specified, sets ERRORLEVEL that number. check over here Trout.You have answered all of tale103108's questions.Too bad tale103108 does not provide any feedback.Are you a Guru for batch files?
Logged BC_ProgrammerMastermind Typing is no substitute for thinking.Thanked: 955 Certifications: List Computer: Specs Experience: Beginner OS: Windows 7 Re: DOS IF %ERRORLEVEL% construct « Reply #10 on: September 02, 2009, 02:49:31 exitCode Specifies a numeric number. Start checking the highest errorlevel that can be expected, then check for the one below, etcetera: IF ERRORLEVEL 255 GOTO Label255
IF ERRORLEVEL 254 GOTO Label254
For ECHO %ERRORLEVEL% I get -532462766. The question is tagged "batch", so I'm pretty sure we're looking for a batch file.