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#!/bin/bash
single_prompt() {
local inp
read -r -p "Enter contents of $NAME ($ENTRY): " -e inp
echo "$inp" > "$FILE"
}
long_prompt() {
printf "Enter contents of $NAME ($ENTRY) and press Ctrl+D when finished:\n\n"
cat - > "$FILE"
}
double_prompt() {
local inp inp2
read -r -p "Enter contents of $NAME ($ENTRY): " -s inp || error "Failed prompt"
echo
read -r -p "Retype contents of $NAME: " -s inp2 || error "Failed prompt"
echo
[[ "$inp" == "$inp2" ]] || error "Contents don't match..."
echo "$inp" > "$FILE"
}
prompt() {
local opts long=0 double=0
opts="$($GETOPT -o ld -l long,double -n "$PROGRAM" -- "$@")"
local err=$?
eval set -- "$opts"
while true; do case $1 in
-l|--long) long=1; shift ;;
-d|--double) double=1; shift ;;
--) shift; break ;;
esac done
[[ $err -ne 0 || ( $long -eq 1 && $double -eq 1 ) || $# -ne 0 ]] && error "Invalid options for prompt ($ACTION action for $NAME)"
[[ $long -eq 1 ]] && long_prompt && return
[[ $double -eq 1 ]] && double_prompt && return
single_prompt
}
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