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@ -27,7 +27,24 @@ funcgrep() {
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{ declare -f "$1" || declare -f package; } 2>/dev/null | grep -E "$2"
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}
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# extract_global_var function compatible with bash 4.2
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extract_global_var() {
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# $1: variable name
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# $2: multivalued
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# $3: name of output var
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local attr=$1 isarray=$2 outputvar=$3 ref
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if (( isarray )); then
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array_build ref "$attr"
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[[ ${ref[@]} ]] && array_build "$outputvar" "$attr"
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else
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[[ ${!attr} ]] && printf -v "$outputvar" %s "${!attr}"
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fi
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}
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# extract global_var function compatible with bash 4.3+
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old_extract_global_var() {
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# $1: variable name
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# $2: multivalued
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# $3: name of output var
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