Can you use export-F in a bash script?
I can’t use export -f because there are many functions. Note that bash is not sh. export -f is specific to the bash shell. If a script doesn’t have a she-bang, it will be interpreted by a POSIX-like shell which may not be bash. If you intend to use bash -specific features in your script, you should make sure it has a:
What to do if a function fails in Bash?
It may be a typo, it may be make failing in a CI environment, it may be a network error. The solution I found is to save the function in a separate file and execute it in a sub-shell. The downside is that we lose all locals. #!/bin/bash set -e echo “param: $1” if [ [ $1 == “foo” ]]; then throw_error fi echo “$1 is fine.”
Can a script be interpreted by a shell?
If a script doesn’t have a she-bang, it will be interpreted by a POSIX-like shell which may not be bash. If you intend to use bash -specific features in your script, you should make sure it has a: she-bang or that you invoke it as bash path/to/the/script.
Can you touch do something logic in Bash?
You are not allowed to touch do_something logic. I stated this before, it’s just a function containing a set of instructions that may throw an error. It may be a typo, it may be make failing in a CI environment, it may be a network error. The solution I found is to save the function in a separate file and execute it in a sub-shell.
How to export a function name in Bash?
In Bash you can export function definitions to sub-shell with export -f function_name For example you can try this simple example: ./script1: #!/bin/bash myfun() { echo “Hello!” } export -f myfun ./script2 ./script2: #!/bin/bash myfun Then if you call ./script1you will see the output Hello!. Share Improve this answer Follow
How to run function from script over SSH-Stack Overflow?
I personally don’t know the correct answer to your question, but I have a lot of installation scripts that just copy themselves over using ssh. Have the command copy the file over, load the file functions, run the file functions, and then delete the file. Thanks for contributing an answer to Stack Overflow!
Can a function be executed before SSH execution?
Finally the function can be executed. The last code will put the definition of the functions inline before ssh execution. I personally don’t know the correct answer to your question, but I have a lot of installation scripts that just copy themselves over using ssh.