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.
-
+
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.
default n
help
dpkg is a medium-level tool to install, build, remove and manage Debian packages.
-
+
This implementation of dpkg has a number of limitations, you should use the
official dpkg if possible.
default n
help
dpkg-deb packs, unpacks and provides information about Debian archives.
-
+
This implementation of dpkg-deb cannot pack archives.
-
+
Unless you have a specific application which requires dpkg-deb, you should
probably say N here.
gzip is used to compress files.
It's probably the most widely used UNIX compression program.
+config BUSYBOX_CONFIG_IPKG
+ bool "ipkg"
+ default y
+ select BUSYBOX_CONFIG_MD5SUM
+ select BUSYBOX_CONFIG_WGET
+ help
+ ipkg is the itsy package management system.
+
config BUSYBOX_CONFIG_RPM2CPIO
bool "rpm2cpio"
default n
If you enable this option you'll be able to extract
archives compressed with bzip2.
+config BUSYBOX_CONFIG_FEATURE_TAR_LZMA
+ bool " Enable -a option to handle .tar.lzma files"
+ default n
+ depends on BUSYBOX_CONFIG_TAR
+ help
+ If you enable this option you'll be able to extract
+ archives compressed with lzma.
+
config BUSYBOX_CONFIG_FEATURE_TAR_FROM
bool " Enable -X (exclude from) and -T (include from) options)"
default y
uncompress is used to decompress archives created by compress.
Not much used anymore, replaced by gzip/gunzip.
+config BUSYBOX_CONFIG_UNLZMA
+ bool "unlzma"
+ default n
+ help
+ unlzma is a compression utility using the Lempel-Ziv-Markov chain
+ compression algorithm, and range coding. Compression
+ is generally considerably better than that achieved by the bzip2
+ compressors.
+
+ The BusyBox unlzma applet is limited to de-compression only.
+ On an x86 system, this applet adds about 4K.
+
+ Unless you have a specific application which requires unlzma, you
+ should probably say N here.
+
+config BUSYBOX_CONFIG_FEATURE_LZMA_FAST
+ bool " Optimze unlzma for speed"
+ default n
+ depends on BUSYBOX_CONFIG_UNLZMA
+ help
+ This option reduce decompression time by about 33% at the cost of
+ a 2K bigger binary.
+
config BUSYBOX_CONFIG_UNZIP
bool "unzip"
default n
depends on BUSYBOX_CONFIG_DPKG || BUSYBOX_CONFIG_DPKG_DEB
help
This is the default compression method inside the debian ar file.
-
+
If you want compatibility with standard .deb's you should say yes here.
config BUSYBOX_CONFIG_FEATURE_DEB_TAR_BZ2
help
This allows dpkg and dpkg-deb to extract deb's that are compressed internally
with bzip2 instead of gzip.
-
+
You only want this if you are creating your own custom debian packages that
use an internal control.tar.bz2 or data.tar.bz2.
+config BUSYBOX_CONFIG_FEATURE_DEB_TAR_LZMA
+ bool " lzma debian packages"
+ default n
+ depends on BUSYBOX_CONFIG_DPKG || BUSYBOX_CONFIG_DPKG_DEB
+ help
+ This allows dpkg and dpkg-deb to extract deb's that are compressed
+ internally with lzma instead of gzip.
+
+ You only want this if you are creating your own custom debian
+ packages that use an internal control.tar.lzma or data.tar.lzma.
+
endmenu