source+=('mozconfig.patch')
sha256sums+=('4f94ab5e8442a032edfd457ac5d4a2d237db0093906c97e82436af56e0500b52')
eval "$(
  declare -f build | \
    sed '
      2 a export RUSTFLAGS+=" -Cdebuginfo=0 -Clto=off"
      2 a export LDFLAGS+=" -Wl,--no-keep-memory -Wl,--reduce-memory-overheads"
    '
  declare -f prepare | \
    sed '
      $ i export MOZ_SOURCE_CHANGESET="DEVEDITION_${pkgver//./_}_RELEASE"
      $ i patch -p1 -i "$srcdir/mozconfig.patch"
    '
)"
for ((i=0; i<${#source[@]}; i++)); do
  infos=$(
    printf '%s\n' "${source[${i}]}" | \
      sed -n '
        s@^\(\([^:]\+\)::\)\?\(git\|hg\)+\([^?#]\+\)\(?signed\)\?#\(\(tag\|commit\)=\S\+\)$@\3 \2 \4 \5 \6@
        T
        p
      '
  )
  if [ -n "${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

# from VoidLinux, avoid excessive debug symbols in rust leading
# to out-of-memory situations

eval "$(
  declare -f build | \
    sed '
      5 a sed -i "s/debug_info = '\''2'\''/debug_info = '\''1'\''/" build/moz.configure/toolchain.configure
    '
)"

# don't kill build slaves by auto-guessing available CPU cores
eval "$(
  declare -f build | \
    sed '
      2 a export MOZ_MAKE_FLAGS=-j1
    '
)"

# test failure in rust code (complaining about network functions) when PGO is used,
# see https://bugzilla.mozilla.org/show_bug.cgi?id=1565757
source+=('rust-static-disable-network-test-on-static-libraries.patch')
sha256sums+=('34eea882ba21a0ce641f352a200ede115a8d4befd16fe43303ba1d0aa7f90abd')
eval "$(
  declare -f prepare | \
    sed '
      $ i patch -p1 -i "$srcdir/rust-static-disable-network-test-on-static-libraries.patch"
    '
)"

# readelf: Error: Unable to seek to 0x801db328 for section headers
source+=('avoid-libxul-OOM-python-check.patch')
sha256sums+=('00b7019218d015a11670d566bff6d62872357c29ee7f9ef4d29a7f63c46227b6')
eval "$(
  declare -f prepare | \
    sed '
      $ i patch -p1 -i "$srcdir/avoid-libxul-OOM-python-check.patch"
    '
)"

# libxul.so cannot find it's libraries
eval "$(
  declare -f package | \
    sed '
      /}/ i \
        install -dm 755 "${pkgdir}/etc/ld.so.conf.d" \
        echo "/usr/lib/${pkgname}" > "${pkgdir}"/etc/ld.so.conf.d/${pkgname}.conf \
    '
)"