33 lines
689 B
Bash
Executable File
33 lines
689 B
Bash
Executable File
#!/bin/bash
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confirmation() {
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# Receive confirmation from user as y, Y, n, or N
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#
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# Arguments:
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# message <type: string> <position: 1> <required: true>
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# - The confirmation prompt sent to the user, for example:
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# Would you like to overwrite foobar.txt (y/N)?
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#
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# Usage:
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# confirmation "Some prompt"
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# - Sends "Some prompt" to the user and gets their input
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#
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# POSIX Compliant:
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# Yes
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#
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local message
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message="${1}"
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local choice
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while true; do
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read -p "${message}" -n 1 -r choice
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case "$choice" in
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y | Y) return 1 ;;
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n | N) return 0 ;;
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*) echo -e "\nInput must be either y, Y, n, or N" ;;
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esac
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done
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}
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