#!/bin/bash

for a in i486 i686 pentium4; do
  for r in core extra community testing community-testing staging community-staging; do
    for k in '' '-lts' '-pae' '-zen'; do
      kernels=$(
        curl -Ss "https://mirror.archlinux32.org/${a}/${r}/${r}.db" \
        | bsdtar -Oxf - \
        | sed -n '
          /^%FILENAME%/ {
            N
            s@^%FILENAME%\n@@
            p
          }
        ' \
        | grep "^linux${k}"'\(\|-docs\|-headers\)-[0-9]'
      ) || continue
      kernels=$(
        printf '%s\n' "${kernels}" \
        | sed '
          s/\(linux'"$k"'\)\(\|-docs\|-headers\)-\([^-]\+-[^-]\+\)-[^-]\+$/\1\2 \1 \3/
        ' \
        | sort -k1,1
      )
      errors=$(
        printf '%s\n' "${kernels}" \
        | uniq -cf2 \
        | grep -v '^\s*3\s'
      ) || continue
      echo "$a/$r/linux$k"
      echo "$kernels"
      echo
    done
  done
done

exit

#
 \
| sed '
  s/-\([^-]\+-[^-]\+\)-[^-]\+$/ \1/
  s/\(-docs\|-headers\|\) / \1- /
  s@^.*/\([^/]\+/[^/]\+/[^/]\+\) \(\S\+\)$@\1 \2@
' \
| sort -k1,1 \
| uniq -cf2 \
| sed '
  s/^\s*[12]\s\+//
  t
  d
' \
| sed '
  s/ \(-\S\+\)\?-/\1/
'