Questions tagged [exit-code]
The exit-code tag has no usage guidance.
34
questions
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MySQL refuses to start on my Debian 10 server after a botched control panel installation attempt
Context
After two failed control panel installation (tinycp and cloudpanel) attempts and a restart the MySQL service (Community version 8.0.27) is not starting.
When trying to restart the service, it ...
- 11
0
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0
answers
149
views
Debian: xinit with startx always returns exit code 0
I am starting kiosk mode application (Electron based) with startx in systemd service. I need to stop service when application is exited with specified exit code. The user running service is not in ...
- 1
-1
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1
answer
707
views
How do I set the exit code of a one line command to 1 if the result if blank?
If have a command, say echo "", and I want the exit code of that to be 1, however if I were to run the command echo "foo" I would want the status code to be 0.
- 269
0
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1
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Cmd crashes with exit code 1 after uninstalling anaconda
On Win10 Pro, Cmd crashes with exit code 1 after uninstalling and reinstalling anaconda; since then, I've been unable to access Command Prompt.
As soon as I open cmd, it closes, and opening within ...
- 161
2
votes
1
answer
520
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CMD prompt: %ERRORLEVEL% gets the correct output value from the second run
I have wolframscript installed on my Windows 10 PC.
Running the following commands on the command prompt get me
> where /q wolframscript & echo %ERRORLEVEL%
9009 <<< why didn't I ...
- 177
6
votes
2
answers
1k
views
In a bash script, how do I check if "-e" is set? [duplicate]
I use set -e in scripts quite often, but sometimes, it's ok for a script to fail in some of it's commands.
I tried checking if set -e was ON, but couldn't find a way to do it - there's no option (that ...
- 163
2
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2
answers
817
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Why does `%errorlevel%` expand to empty string in DOSBox?
Trying to automate some DOSBox scripting for an old program, I wanted to use the exit code usually in errorlevel to control the program flow.
The input is given in a hello_db.bat file:
@echo off
set ...
- 600
1
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1
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452
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Why do I get this code 139 error (signal 11: SIGSEGV), and what can I do about it?
I've recently upgraded to Mac OS Catalina and my project that I have been working on keeps getting interrupted by this new error before any of the main code runs:
Process finished with exit code ...
- 11
1
vote
2
answers
596
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Exit Code history and best practice
I am finding a bunch of duplicate error codes when dealing with Autodesk installs and uninstalls. For example
3010 ERROR_SUCCESS_REBOOT_REQUIRED
-2147021886 ERROR_SUCCESS_REBOOT_REQUIRED
and
1618 ...
- 211
13
votes
2
answers
2k
views
How to exit with an error code from nano?
When using vim for “replying” to some program – typically git – it can be useful to deliberate exit with error, to abort the entire action that opened the window. Like
$ git commit -a
# vim opens, ...
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6
votes
1
answer
619
views
Use output of command as exit code
For my Continuous Integration scripts I want to check if the git branch is not in sync with the master branch. Therefore I use
git rev-list --left-right --count master...my-branch-name
It will ...
- 165
1
vote
0
answers
199
views
How to get exit code of a subprocess?
So, I have process B. Typically, process B is called and ran entirely with the context of process A. Unfortunately, for some reason, process B has stopped running properly when called by A, but it ...
- 1,267
1
vote
2
answers
6k
views
BASH pipe exit code
I was writing a simple script that checks for a certain keyword in the output of a command. To see if it works, I was checking the command from the bash command line.
$ ls | grep -q foo
$ echo $?
It ...
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1
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1
answer
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What does exit status 1 (0x1) mean for a Windows GUI program?
I have recurring occurrences of Internet Explorer (C:\Program Files\Internet Explorer\iexplore.exe) exiting with exit status 1 (0x1) in my Windows Eventlogs (event id 4689).
Whenever I google for the ...
- 113
2
votes
1
answer
999
views
why doesn't "echo $?" print the exit code of the command right before it while used in "&&"?
Suppose I have this simple C program that returns 4 to the shell.
int main()
{
return 4;
}
When I run it, then do echo $?, I would get 4, which is expected
$ gcc foo.c && ./a.out
$ echo $?...
- 301
-1
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2
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2k
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Echo for status codes?
I'm looking for a tool like echo, but for status codes
$ sts 120
$ echo $?
120
I know you can use a sub-shell in a bash-like environment:
$ (exit 120)
$ echo $?
120
but is there a way to do such ...
- 209
2
votes
3
answers
7k
views
Exit code 127 in cygwin64
After years without problems, suddenly several programs in my installation of cygwin64 on 64-bit Windows 7 Professional are failing to run, and instead appear to exit immediately with code 127, which ...
- 147
3
votes
2
answers
13k
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What's the exit code for "curl -I" when not HTTP 200?
I want to check what HTTP status code is returned for an HTTP(S) URL. I don't care about content, so I just request head with
curl -I $url
or
curl --head $url
But what's the exit code I should ...
- 1,134
3
votes
1
answer
3k
views
Exit status of commands before last command
On OS X, Linux, and other systems, you can use $? to get the exit code of the last command. Is there any way to exit codes of older commands? Either by saying "give me the exit code of the nth ...
- 213
1
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0
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61
views
Simulating errorlevel
My command takes long to run but I expect that it can finish with error and I want fail fast in the batch loop in this case. How do I produce the error level?
I tried a batch file with exit 1. But, ...
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0
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1
answer
369
views
Check shell Script copy Status
I have a cron script and i need to adjust it;
Actually some clients are generating in a directory some files, my task is to backup that files to a tape, and i need to make a if then else
cp $files $...
1
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3
answers
117
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How to find files which do not contain their own filename
When using templates to generate files, it's important to include the template's name inside the template. When reading a generated file, it helps you find the template used to generate it.
I want to ...
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2
votes
1
answer
4k
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How do I run multiple scripts within a script, even if one script fails
I have a simple bash script that executes a number of other scripts …
#/bin/bash
…
./update_artifact1.sh $ARTIFACT_VERSION
./update_artifact2.sh $ARTIFACT_VERSION
./update_artifact3.sh $...
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10
votes
3
answers
8k
views
How do you use PIPESTATUS, tee and /bin/sh together?
When I run
curl | tee test.txt; echo ${PIPESTATUS[0]}
I correctly see
curl: try 'curl --help' or 'curl --manual' for more information
2
But when I try to run exactly same command using '/bin/sh':
...
- 2,677
1
vote
1
answer
1k
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trying to install windows hotfix, but getting a negative exit code
I am trying to install windows-8-RT kb2771744 hotfix. I am getting a negative exit code:
-2125124329
I converted that into hex: 7FDBFFE9
I looked around, I am not sure what to make of it.
- 11
530
votes
11
answers
293k
views
Can I make cURL fail with an exitCode different than 0 if the HTTP status code is not 200?
I was always assuming that when curl got an HTTP 500 response it was returning an exit code that meant failure (!= 0), but that seems to be not the case.
Is there a way I can I make cURL fail with an ...
- 5,571
1
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1
answer
2k
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Get errorlevel in cmd script calling ssh
ssh -i private_linux_key user@machine "exit 1" || echo %errorlevel%
This always prints 0. How can I get actual error code returned by ssh?
|| somehow detects that there was an error.
- 161
9
votes
4
answers
8k
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Accessing an exit code outside of a su -m $USER -c "<cmd>"
The below command prints "0" or "1" correctly depending on failure or not because i put $? inside the "su" command.
sudo su -m $USER -c "./shutdown.sh &> /dev/null; echo \$?"
However, if i do ...
- 505
4
votes
1
answer
4k
views
How do I invert the exit code of a program or pipe within ZSH?
I want to invert the exit code of a piped command sequence: foo | bar within the ZSH. So 0 maps to 1 and 1-128 maps to 0.
- 2,633
4
votes
2
answers
36k
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exit code 128, what's the reason?
As per definition exit code 128 means 'invalid exit argument'.
But i always get 255 (Exit status out of range) in case argument is invalid like float number.
Is this the proprietary implementation ...
- 2,183
55
votes
2
answers
21k
views
Can I make SSH fail when a port forwarding fails?
If I do a remote port forward, a la -R 3690:localhost:3690 when a binding already exists on the port on the remote host, I get this warning:
Warning: remote port forwarding failed for listen port ...
- 1,064
19
votes
2
answers
15k
views
How to make TaskScheduler fail when the task returns result different from 0
I have a backup task that fails with a non zero result, yet Task Scheduler says that it executed the task correctly.
Is there any way to tell Task Scheduler that the task failed?
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150
votes
12
answers
127k
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Getting ROBOCOPY to return a "proper" exit code?
Is it possible to ask ROBOCOPY to exit with an exit code that indicates success or failure?
I am using ROBOCOPY as part of my TeamCity build configurations, and having to add a step to just silence ...
- 3,656
2
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1
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4k
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How to check return status of command invoked from command line in windows?
reg import RegFile.reg
How to check return code of this command ?
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