checkupdates IgnorePkg helper

updates.sh

#!/usr/bin/env zsh

set -o pipefail

pending=$(checkupdates)
printf '%s\n' "${pending[@]}"

pending_names=( $(echo $pending | cut -d' ' -f1) )

ignores=( $(pacconf IgnorePkg) )

affected=()
for pkg in $ignores; do
    effects=$(pactree --linear --depth=1 "$pkg" | grep -Ff <(printf '%s\n' ${pending_names[@]}))
    if [[ -n $effects ]]; then
        affected+=($pkg)
    fi
done

if [[ -n $affected ]]; then
    echo "\nIgnored packages are affected by updates:"
    echo $affected
fi