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1answer
32 views

Ugly bash function to send commands and “say” anything in screen over ssh. Is there a better way?

I’m working on a function this works but it is ugly. One thing that could be changed is being able to know the name of the screen. Using screen -dms minecraft java ….jar now starts a screen session ...
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0answers
79 views

Errtrace and local

I am using the following script: #!/bin/bash -Eu trap 'echo Hi' ERR exit_failure() { echo "Hello, World!" return 1 } sub_failure() { res=$(exit_failure) } sub_failure It results in the ...
2
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0answers
444 views

How to enable `sudo` with custom functions?

Recently I learned you can enable sudo for custom aliases as follows: alias sudo='sudo ' # note: the space is required! The reason this works is the following: If the last character of the ...
1
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0answers
77 views

export -f in .bashrc after upgrade to bash 4.3.30 kills builtins?

I recently upgraded my bash (Mac OS X 10.6.8) from 3.2.48(1) to 4.3.30(1) via macports, and while the install seems to have gone smoothly, the two spots in my ~/.bashrc where I had export -f myfunc; ...
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0answers
30 views

Pass a function arguments?

How would you make a function that gets arguments? function arg_example { arg "c" # This is imaginary but it would return 'true' if it found the argument -c. did_find_arg=$? # Get the ...