How do I stop a shell script from exiting?
To end a shell script and set its exit status, use the exit command. Give exit the exit status that your script should have. If it has no explicit status, it will exit with the status of the last command run.
What is exit 2 in shell script?
What is “Exit 2”? It is exit status of ls . See man for ls: Exit status: 0 if OK, 1 if minor problems (e.g., cannot access subdirectory), 2 if serious trouble (e.g., cannot access command-line argument).
What is exit in shell script?
exit command in linux is used to exit the shell where it is currently running. It takes one more parameter as [N] and exits the shell with a return of status N. If n is not provided, then it simply returns the status of last command that is executed. Syntax: exit [n]
How do I keep a terminal window open?
4
- Type the “cmd /k” parameter before every command to keep the window from closing.
- To open a folder with the command prompt, hold down the “Shift” key, right-click on the folder and select “Open command window here.”
How to exit a shell script if one part of it fails?
That means (from help set ): -e Exit immediately if a command exits with a non-zero status. So if any of your commands fail, the script will exit. Alternatively, you can add explicit exit statements at the possible failure points: You can exit a script at any place using the keyword exit.
How to change the source of a bash script?
You can also change the source with a dot command which does the same thing but is supported in both bourne and bash. Now the script will work with either sh or bash. You should also run the script directly to avoid confusions like these by making it executable chmod +x xRUN, and invoking it like this:
What to do when Bash script is not working?
There are multiple ways to fix your script. Choose either one. When you are invoking the xRUN script – you are explicitly telling it to be interpreted by sh This will make bash interpret the source command, and your script will work.
Why is this cron entry executed twice in Stack Overflow?
It is only entered once with crontab -e -u root. The command is a php command. Nothing in the description gives reason for it to be executed twice. Look elsewhere. Do two users call it? Is it entered twice?