# upstream git revision: 150b526cc65c645221c8d7336a66d9ee26660b48

source_pentium4=('config.pentium4')
source_i686=('config.i686')
source_i486=('config.i486')
# fail if upstream's .config changes
for ((i=0; i<${#sha256sums[@]}; i++)); do
  if [ "${sha256sums[${i}]}" = 'c0ef360e34fd21c23509224abae894b0d6d37256cccf82575062a05986ee5dba' ]; then
    sha256sums_pentium4=('df9836658fceff93fc14618c221fef11b7a42671c991f59ffe8b5325ecdfa264')
    sha256sums_i686=('df74ec1a1c1f6687ae5812574ce5af1a79461eb81213a1c4179d49cfdfcae09e')
    sha256sums_i486=('4f6c96bcac491c220b6365bfd6b285f3e0777a1d253266e83c8bcbf59b2796a0')
  fi
done

# copy architecture specific config file, not default 'config'
eval "$(
  declare -f prepare | \
    sed '
      s,\.\./config,../config.$CARCH,
    '
)"

# patch architecture when copying the kernel Makefile
eval "$(
  declare -f package_linux-headers | \
    sed '
      \,/tools/objtool" ,d
      \,arch/x86/Makefile, {
        a \
        install -t "${builddir}/arch/x86" -m644 arch/x86/Makefile_32.cpu
      }
    '
)"

# use our tarballer instead of cloning from git
for ((i=0; i<${#source[@]}; i++)); do
  infos=$(
    printf '%s\n' "${source[${i}]}" | \
      sed '
        s@^\(\([^:]\+\)::\)\?\(git\|hg\)+\([^#?]\+\)\(?signed\)\?#\(\(tag\|commit\)=[^?]\+\)$@\3 \2 \4 \5 \6@
        t
        s@^\(\([^:]\+\)::\)\?\(git\|hg\)+\([^#?]\+\)#\(\(tag\|commit\)=[^?]\+\)\(?signed\)\?$@\3 \2 \4 \7 \5@
        t
        d
      '
  )
  if [ -n "${infos}" ]; then
    source[${i}]=$(
      type="${infos%% *}"
      infos="${infos#* }"
      if [ -n "${infos%% *}" ]; then
        prefix="${infos%% *}"
      else
        prefix=''
      fi
      infos="${infos#* }"
      repo="${infos%% *}"
      repo64=$(
        printf '%s' "${repo}" | \
          base64 -w0 | \
          sed 's/=/%3D/g'
      )
      infos="${infos#* }"
      if [ "${infos%% *}" = '?signed' ]; then
        key_check=$(
          printf '&valid_keys='
          printf '%s,' "${validpgpkeys[@]}" | \
            sed 's/,$//'
        )
      else
        key_check=''
      fi
      infos="${infos#* }"
      if [ -z "${prefix}" ]; then
        prefix="${repo%.git}"
        prefix="${prefix##*/}"
      fi
      prefix_64=$(
        printf '%s/' "${prefix}" | \
          base64 -w0 | \
          sed 's/=/%3D/g'
      )

      printf '%s-%s.tar.gz::https://archive-server.archlinux32.org/?t=%s&p=%s&r=%s%s&%s\n' \
        "${prefix}" \
        "${pkgver}" \
        "${type}" \
        "${prefix_64}" \
        "${repo64}" \
        "${key_check}" \
        "${infos}"
    )
  fi
done

# upstream prepare() does already do the *.patch patching

# avoid using zstd compression in ultra mode (exhausts virtual memory)
source+=('core/linux/no-ultra-zstd.patch')
sha256sums+=('d32270be5fd9c3e3ba50f3aef33f6cfcb85be0c8216f03b777287cc621fdff28')

# https://bbs.archlinux32.org/viewtopic.php?pid=9109#p9109
# avoid "sleepy" VIA C7 CPUs (and possibly others)
source+=('core/linux/acpi-c3.patch')
sha256sums+=('fc44aaf0b68abc9502fd4e0f73345c53b756566b532005466b106bacc9f9bc9c')