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31 lines
744 B
31 lines
744 B
2 years ago
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#!/usr/bin/env sh
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# Define ask_Yn, which asks a yes or no question and saves the result in the given variable name (defaults to yes)
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# Takes one arg, which is the variable name where the result will be saved
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# No is 0 and Yes is 1
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source say
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ask_Yn() {
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if [ -n "$2" ]; then
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say_inline "$2 (Y/n): "
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fi
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STTY_CONFIG=$(stty -g) # Save current stty config
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stty raw -echo # Disable echo
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ANSWER=$(head -c 1) # Scrape terminal input
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stty $STTY_CONFIG # Restore stty config
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if [ "$ANSWER" != "${ANSWER#[Nn]}" ]; then
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say "N"
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export "${1}=0"
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else
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say "Y"
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export "${1}=1"
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fi
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}
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# Check if the script is being called from another script
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if [ "${BASH_SOURCE[0]}" = "$0" ]; then
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# If not, call the function
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ask_Yn "$@"
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fi
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