#!/bin/sh

for file; do
	pkgname=$(pacman -Qqo "$file" | pacman -Q - | tr ' ' '-')
	pkg=$(find /var/cache/pacman -name "${pkgname}-*.pkg.tar.zst")
	if [ -z "$pkg" ]; then
		printf "Failed to find '%s' in pacman cache\n" "$file"
	else
		printf '%s:%s <-> %s\n' "$pkg" "${file#/}" "$file"
		bsdtar -xOf "$pkg" "${file#/}" | diff - "$file"
	fi
done