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How to disown a process from a bash script?
I have used the disown command in terminal directly, however in bash, disown does not stop SIGINT from being forwarded. The purpose of this script is to start openocd and then gdb with a single invocation.
What can you do with a bash script?
This works equally well in bash. It also makes it easy to share more complex data which you could not express as an environment variable (at least without some heavy lifting on your part), like arrays or associative arrays. Share
What’s the difference between disown and nohup shell?
For example, unlike with disown, the shell will still tell you when the nohup job has completed (unless the shell is terminated before, of course). & puts the job in the background, that is, makes it block on attempting to read input, and makes the shell not wait for its completion.
How to pass variables from one script to another in Bash?
Source the 2nd script, i.e. . test2.shand it will run in the same shell. This would let you share more complex variables like arrays easily, but also means that the other script could modify variables in the source shell. UPDATE: To use exportto set an environment variable, you can either use an existing variable:
How does a shell script work in Bash?
Some expansions must be performed in the child shell, some – in the parent. Then the delimiter of the here document must be unquoted and you must escape those expansion expressions that must be performed in the child shell. A shell script is a sequence of commands. The shell will read the script file, and execute those commands one after the other.
How to pass commands as input to another command?
Pass commands as input to another command (su, ssh, sh, etc) 1 All expansions must be performed within the scope of the parent shell. 2 All expansions must be performed within the scope of the child shell. 3 Some expansions must be performed in the child shell, some – in the parent. More
Do you need an explicit exit in Bash?
As an aside, you generally don’t need an explicit exit because the command will terminate anyway when it has executed the script (sequence of commands) you passed in for execution. If you want a generic solution which will work for any kind of program, you can use the expect command.