#!/bin/bash

URL="https://tiswww.case.edu/php/chet/readline/rltop.html"

# Get version number from tag name
VERSION=$(curl -s -L "$URL" | grep -A1 'The current version of readline is' | grep -o -E '([0-9]\.[0-9]*)' | head -n1)

# Get patch number
PATCH=$(curl -s --list-only ftp://ftp.gnu.org/gnu/readline/readline-${VERSION}-patches/ | grep -v '.sig' | wc -l)

# Append patch number to version
VERSION="${VERSION}.${PATCH}"

echo "$VERSION"