conventional LZ77/LZ78-based compressors, and approaches the
performance of the PPM family of statistical compressors.
- The BusyBox bunzip2 applet is limited to de-compression only.
- On an x86 system, this applet adds about 11K.
-
Unless you have a specific application which requires bunzip2, you
should probably say N here.
+config BUSYBOX_CONFIG_BZIP2
+ bool "bzip2"
+ default n
+ help
+ bzip2 is a compression utility using the Burrows-Wheeler block
+ sorting text compression algorithm, and Huffman coding. Compression
+ is generally considerably better than that achieved by more
+ conventional LZ77/LZ78-based compressors, and approaches the
+ performance of the PPM family of statistical compressors.
+
+ Unless you have a specific application which requires bzip2, you
+ should probably say N here.
+
config BUSYBOX_CONFIG_CPIO
bool "cpio"
default n
default y
select BUSYBOX_CONFIG_MD5SUM
select BUSYBOX_CONFIG_WGET
+ select BUSYBOX_CONFIG_DIFF
+ select BUSYBOX_CONFIG_TAR
+ select BUSYBOX_CONFIG_GUNZIP
help
ipkg is the itsy package management system.
bool "rpm"
default n
help
- Mini RPM applet - queries and extracts
+ Mini RPM applet - queries and extracts RPM packages.
+
+config BUSYBOX_CONFIG_FEATURE_RPM_BZ2
+ bool "Enable handling of rpms with bzip2-compressed data inside"
+ default n
+ depends on BUSYBOX_CONFIG_RPM
+ help
+ Enable handling of rpms with bzip2-compressed data inside.
config BUSYBOX_CONFIG_TAR
bool "tar"
the old GNU format; help to kill this old format by
repacking your ancient archives with the new format.
+config BUSYBOX_CONFIG_FEATURE_TAR_OLDSUN_COMPATIBILITY
+ bool "Enable untarring of tarballs with checksums produced by buggy Sun tar"
+ default n
+ depends on BUSYBOX_CONFIG_TAR
+ help
+ This option is required to unpack archives created by some old
+ version of Sun's tar (it was calculating checksum using signed arithmetic).
+ It is said to be fixed in newer Sun tar, but "old" tarballs still exist.
+
config BUSYBOX_CONFIG_FEATURE_TAR_GNU_EXTENSIONS
bool "Enable support for some GNU tar extensions"
default y