Can be executed within android root dir for moving found identical proprietary files

move-identical-blobs.sh

#!/bin/bash
vendor="sony"
devices=("akari" "akatsuki" "aurora" "xz2c")
common_device="tama-common"
device_devices=(${devices[@]/#/device/${vendor}/})
common_proprietary_files_file="device/${vendor}/${common_device}/proprietary-files.txt"
vendor_devices=(${devices[@]/#/vendor/${vendor}/})

# loop through identical blobs
while IFS= read -r file; do
  common_device_file="vendor/${vendor}/${common_device}/proprietary/${file}"

  # find section and line of file in first device's proprietary-files.txt
  while IFS= read -r line; do
    if [[ "${line}" == "#"* ]]; then
      file_section="${line}"
    fi
    if [[ "${line}" == "${file}"* ]]; then
      file_line="${line}"
      break
    fi
  done < "device/${vendor}/${devices[0]}/proprietary-files.txt"

  # remove line of file from all device's proprietary-files.txt
  sed -i "/$(printf '%s\n' "${file}" | sed -e 's/[\/&]/\\&/g')/d" ${device_devices[@]/%//proprietary-files.txt}

  # check if blob isn't commonized already
  if [[ ! -f "${common_device_file}" ]]; then
    # check if common proprietary-files.txt has section
    if grep -xq "$(printf '%s' "${file_section}" | sed -e 's/[\/&]/\\&/g')" "${common_proprietary_files_file}"; then
      # add line of file directly after the section header
      sed -i "/^${file_section}/a ${file_line}" "${common_proprietary_files_file}"
    else
      # append new section
      cat <<EOS >> "${common_proprietary_files_file}"

${file_section}
${file_line}
EOS
    fi
  fi

  # finally move one file and delete the others
  for vendor_device in "${vendor_devices[@]}"; do
    device_file="${vendor_device}/proprietary/${file}"
    if [[ "${vendor_device}" == "${vendor_devices[0]}" ]]; then
      mkdir -p "$(dirname "${common_device_file}")"
      mv "${device_file}" "${common_device_file}"
    else
      rm "${device_file}"
    fi
  done
done < <(list-identical-blobs)

# remove empty directories
find ${vendor_devices[@]/%//proprietary} -type d -empty -delete

# re-sort sections of "${common_proprietary_files_file}"