Merge "Support to merge PREBUILT_IMAGES"

_PARTITION_ITEM_PATTERN = re.compile(r'^([A-Z_]+)/.*$')

_IMAGE_PARTITION_PATTERN = re.compile(r'^IMAGES/(.*)\.img$')

_PREBUILT_IMAGE_PARTITION_PATTERN = re.compile(r'^PREBUILT_IMAGES/(.*)\.img$')

def ItemListToPartitionSet(item_list):

  partition_set = set()

  for item in item_list:

    for pattern in (_PARTITION_ITEM_PATTERN, _IMAGE_PARTITION_PATTERN):

    for pattern in (_PARTITION_ITEM_PATTERN, _IMAGE_PARTITION_PATTERN, _PREBUILT_IMAGE_PARTITION_PATTERN):

      partition_match = pattern.search(item.strip())

      if partition_match:

        partition = partition_match.group(1).lower()

        # These directories in target-files are not actual partitions.

        if partition not in ('meta', 'images'):

        if partition not in ('meta', 'images', 'prebuilt_images'):

          partition_set.add(partition)

  return partition_set

# Partitions that are grabbed from the framework partial build by default.

_FRAMEWORK_PARTITIONS = {

    'system', 'product', 'system_ext', 'system_other', 'root', 'system_dlkm',

    'vbmeta_system'

    'vbmeta_system', 'pvmfw'

}

    if partition == 'meta':

      continue

    if partition == 'images':

    if partition in ('images', 'prebuilt_images'):

      image_partition, extension = os.path.splitext(os.path.basename(namelist))

      if image_partition == 'vbmeta':

        # Always regenerate vbmeta.img since it depends on hash information