buildroot

config BR2_TARGET_ROOTFS_TAR

    bool "tar the root filesystem"

    default y

    help

      Build a tar archive of the root filesystem

​

choice

    prompt "Compression method"

    default BR2_TARGET_ROOTFS_TAR_NONE

    depends on BR2_TARGET_ROOTFS_TAR

    help

      Select compressor for tar archive of the root filesystem

​

config BR2_TARGET_ROOTFS_TAR_NONE

    bool "no compression"

    help

      Do not compress the tarball.

​

config BR2_TARGET_ROOTFS_TAR_GZIP

    bool "gzip"

    help

      Do compress the tarball with gzip.

​

config BR2_TARGET_ROOTFS_TAR_BZIP2

    bool "bzip2"

    help

      Do compress the tarball with bzip2.

​

config BR2_TARGET_ROOTFS_TAR_LZMA

    bool "lzma"

    help

      Do compress the tarball with lzma.

​

config BR2_TARGET_ROOTFS_TAR_LZO

    bool "lzo"

    help

      Do compress the tarball with lzop.

​

config BR2_TARGET_ROOTFS_TAR_XZ

    bool "xz"

    help

      Do compress the tarball with xz.

​

endchoice

​

config BR2_TARGET_ROOTFS_TAR_OPTIONS

    string "other random options to pass to tar"

    depends on BR2_TARGET_ROOTFS_TAR

    default ""

    help

      Any other flags you want to pass to tar

      Refer to tar --help for details