Only align when necessary

# Align STORED entries of a package on 4-byte boundaries to make them easier to mmap.

#

define align-package

$(hide) mv $@ $@.unaligned

$(hide) $(ZIPALIGN) \

$(hide) if ! $(ZIPALIGN) -c $(ZIPALIGN_PAGE_ALIGN_FLAGS) 4 $@ >/dev/null ; then \

  mv $@ $@.unaligned; \

  $(ZIPALIGN) \

    -f \

    $(ZIPALIGN_PAGE_ALIGN_FLAGS) \

    4 \

    $@.unaligned $@.aligned

$(hide) mv $@.aligned $@

    $@.unaligned $@.aligned; \

  mv $@.aligned $@; \

  fi

endef

# Remove dynamic timestamps from packages