asklist-select (simple menu with select operator)

#!/bin/bash

FOUNDLST=""
DIR1="/home/smallwolfie/test/archives"
TARGZ=""

create_list() #$1 - dir, $2 - file mask
{
    FOUNDLST=""
    for FLE in $(find $1 -maxdepth 1 -iname $2); do
    if [ -n "$FLE" ]; then
        FOUNDLST="$FOUNDLST"`basename $FLE`"\n"
    fi
    done
}

ask_list() #$1 - list #$2 - header
{
    LIST_BUF=$1
    LIST_BUF="$LIST_BUF""Cancel"
    LIST_BUF=`echo -e "$LIST_BUF"|sed 's/\n/ /'`

    PS3=$2

    echo
    select LIST_RET in $LIST_BUF; do
    if [ -n "$LIST_RET" ];then
        break
    fi
    done

}

create_list $DIR1 "*.tar.gz"

if [ -z "$FOUNDLST" ]; then
    echo "$DIR1 *.tar.gz not found"
    exit
else
    TARGZ="$FOUNDLST"
fi

ask_list "$TARGZ" "Select file: "

if [[ "$LIST_RET" == "Cancel" ]]; then
    echo "Cancelled by user!"
    exit
fi

echo "User select: $LIST_RET"