# DO NOT EDIT. This file is generated from Config.src # # For a description of the syntax of this configuration file, # see docs/Kconfig-language.txt. # menu "Archival Utilities" config BUSYBOX_CONFIG_FEATURE_SEAMLESS_XZ bool "Make tar, rpm, modprobe etc understand .xz data" default BUSYBOX_DEFAULT_FEATURE_SEAMLESS_XZ config BUSYBOX_CONFIG_FEATURE_SEAMLESS_LZMA bool "Make tar, rpm, modprobe etc understand .lzma data" default BUSYBOX_DEFAULT_FEATURE_SEAMLESS_LZMA config BUSYBOX_CONFIG_FEATURE_SEAMLESS_BZ2 bool "Make tar, rpm, modprobe etc understand .bz2 data" default BUSYBOX_DEFAULT_FEATURE_SEAMLESS_BZ2 config BUSYBOX_CONFIG_FEATURE_SEAMLESS_GZ bool "Make tar, rpm, modprobe etc understand .gz data" default BUSYBOX_DEFAULT_FEATURE_SEAMLESS_GZ config BUSYBOX_CONFIG_FEATURE_SEAMLESS_Z bool "Make tar, rpm, modprobe etc understand .Z data" default BUSYBOX_DEFAULT_FEATURE_SEAMLESS_Z # it is ancient config BUSYBOX_CONFIG_AR bool "ar (9.5 kb)" default BUSYBOX_DEFAULT_AR # needs to be improved to be able to replace binutils ar help ar is an archival utility program used to create, modify, and extract contents from archives. In practice, it is used exclusively for object module archives used by compilers. Unless you have a specific application which requires ar, you should probably say N here: most compilers come with their own ar utility. config BUSYBOX_CONFIG_FEATURE_AR_LONG_FILENAMES bool "Support long filenames (not needed for debs)" default BUSYBOX_DEFAULT_FEATURE_AR_LONG_FILENAMES depends on BUSYBOX_CONFIG_AR help By default the ar format can only store the first 15 characters of the filename, this option removes that limitation. It supports the GNU ar long filename method which moves multiple long filenames into a the data section of a new ar entry. config BUSYBOX_CONFIG_FEATURE_AR_CREATE bool "Support archive creation" default BUSYBOX_DEFAULT_FEATURE_AR_CREATE depends on BUSYBOX_CONFIG_AR help This enables archive creation (-c and -r) with busybox ar. config BUSYBOX_CONFIG_UNCOMPRESS bool "uncompress (7.1 kb)" default BUSYBOX_DEFAULT_UNCOMPRESS # ancient help uncompress is used to decompress archives created by compress. Not much used anymore, replaced by gzip/gunzip. config BUSYBOX_CONFIG_GUNZIP bool "gunzip (11 kb)" default BUSYBOX_DEFAULT_GUNZIP select BUSYBOX_CONFIG_FEATURE_GZIP_DECOMPRESS help gunzip is used to decompress archives created by gzip. You can use the '-t' option to test the integrity of an archive, without decompressing it. config BUSYBOX_CONFIG_ZCAT bool "zcat (24 kb)" default BUSYBOX_DEFAULT_ZCAT select BUSYBOX_CONFIG_FEATURE_GZIP_DECOMPRESS help Alias to "gunzip -c". config BUSYBOX_CONFIG_FEATURE_GUNZIP_LONG_OPTIONS bool "Enable long options" default BUSYBOX_DEFAULT_FEATURE_GUNZIP_LONG_OPTIONS depends on (BUSYBOX_CONFIG_GUNZIP || BUSYBOX_CONFIG_ZCAT) && BUSYBOX_CONFIG_LONG_OPTS config BUSYBOX_CONFIG_BUNZIP2 bool "bunzip2 (8.7 kb)" default BUSYBOX_DEFAULT_BUNZIP2 select BUSYBOX_CONFIG_FEATURE_BZIP2_DECOMPRESS help bunzip2 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 bunzip2, you should probably say N here. config BUSYBOX_CONFIG_BZCAT bool "bzcat (8.7 kb)" default BUSYBOX_DEFAULT_BZCAT select BUSYBOX_CONFIG_FEATURE_BZIP2_DECOMPRESS help Alias to "bunzip2 -c". config BUSYBOX_CONFIG_UNLZMA bool "unlzma (7.5 kb)" default BUSYBOX_DEFAULT_UNLZMA 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. config BUSYBOX_CONFIG_LZCAT bool "lzcat (7.5 kb)" default BUSYBOX_DEFAULT_LZCAT help Alias to "unlzma -c". config BUSYBOX_CONFIG_LZMA bool "lzma -d" default BUSYBOX_DEFAULT_LZMA help Enable this option if you want commands like "lzma -d" to work. IOW: you'll get lzma applet, but it will always require -d option. config BUSYBOX_CONFIG_UNXZ bool "unxz (13 kb)" default BUSYBOX_DEFAULT_UNXZ help unxz is a unlzma successor. config BUSYBOX_CONFIG_XZCAT bool "xzcat (13 kb)" default BUSYBOX_DEFAULT_XZCAT help Alias to "unxz -c". config BUSYBOX_CONFIG_XZ bool "xz -d" default BUSYBOX_DEFAULT_XZ help Enable this option if you want commands like "xz -d" to work. IOW: you'll get xz applet, but it will always require -d option. config BUSYBOX_CONFIG_BZIP2 bool "bzip2 (16 kb)" default BUSYBOX_DEFAULT_BZIP2 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_BZIP2_SMALL int "Trade bytes for speed (0:fast, 9:small)" default BUSYBOX_DEFAULT_BZIP2_SMALL # all "fast or small" options default to small range 0 9 depends on BUSYBOX_CONFIG_BZIP2 help Trade code size versus speed. Approximate values with gcc-6.3.0 "bzip -9" compressing linux-4.15.tar were: value time (sec) code size (386) 9 (smallest) 70.11 7687 8 67.93 8091 7 67.88 8405 6 67.78 8624 5 67.05 9427 4-0 (fastest) 64.14 12083 config BUSYBOX_CONFIG_FEATURE_BZIP2_DECOMPRESS bool "Enable decompression" default BUSYBOX_DEFAULT_FEATURE_BZIP2_DECOMPRESS depends on BUSYBOX_CONFIG_BZIP2 || BUSYBOX_CONFIG_BUNZIP2 || BUSYBOX_CONFIG_BZCAT help Enable -d (--decompress) and -t (--test) options for bzip2. This will be automatically selected if bunzip2 or bzcat is enabled. config BUSYBOX_CONFIG_CPIO bool "cpio (15 kb)" default BUSYBOX_DEFAULT_CPIO help cpio is an archival utility program used to create, modify, and extract contents from archives. cpio has 110 bytes of overheads for every stored file. This implementation of cpio can extract cpio archives created in the "newc" or "crc" format. Unless you have a specific application which requires cpio, you should probably say N here. config BUSYBOX_CONFIG_FEATURE_CPIO_O bool "Support archive creation" default BUSYBOX_DEFAULT_FEATURE_CPIO_O depends on BUSYBOX_CONFIG_CPIO help This implementation of cpio can create cpio archives in the "newc" format only. config BUSYBOX_CONFIG_FEATURE_CPIO_P bool "Support passthrough mode" default BUSYBOX_DEFAULT_FEATURE_CPIO_P depends on BUSYBOX_CONFIG_FEATURE_CPIO_O help Passthrough mode. Rarely used. config BUSYBOX_CONFIG_FEATURE_CPIO_IGNORE_DEVNO bool "Support --ignore-devno like GNU cpio" default BUSYBOX_DEFAULT_FEATURE_CPIO_IGNORE_DEVNO depends on BUSYBOX_CONFIG_FEATURE_CPIO_O && BUSYBOX_CONFIG_LONG_OPTS help Optionally ignore device numbers when creating archives. config BUSYBOX_CONFIG_FEATURE_CPIO_RENUMBER_INODES bool "Support --renumber-inodes like GNU cpio" default BUSYBOX_DEFAULT_FEATURE_CPIO_RENUMBER_INODES depends on BUSYBOX_CONFIG_FEATURE_CPIO_O && BUSYBOX_CONFIG_LONG_OPTS help Optionally renumber inodes when creating archives. config BUSYBOX_CONFIG_DPKG bool "dpkg (43 kb)" default BUSYBOX_DEFAULT_DPKG select BUSYBOX_CONFIG_FEATURE_SEAMLESS_GZ 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. config BUSYBOX_CONFIG_DPKG_DEB bool "dpkg-deb (30 kb)" default BUSYBOX_DEFAULT_DPKG_DEB select BUSYBOX_CONFIG_FEATURE_SEAMLESS_GZ help dpkg-deb 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, say N here. config BUSYBOX_CONFIG_GZIP bool "gzip (17 kb)" default BUSYBOX_DEFAULT_GZIP help gzip is used to compress files. It's probably the most widely used UNIX compression program. config BUSYBOX_CONFIG_FEATURE_GZIP_LONG_OPTIONS bool "Enable long options" default BUSYBOX_DEFAULT_FEATURE_GZIP_LONG_OPTIONS depends on BUSYBOX_CONFIG_GZIP && BUSYBOX_CONFIG_LONG_OPTS config BUSYBOX_CONFIG_GZIP_FAST int "Trade memory for speed (0:small,slow - 2:fast,big)" default BUSYBOX_DEFAULT_GZIP_FAST range 0 2 depends on BUSYBOX_CONFIG_GZIP help Enable big memory options for gzip. 0: small buffers, small hash-tables 1: larger buffers, larger hash-tables 2: larger buffers, largest hash-tables Larger models may give slightly better compression config BUSYBOX_CONFIG_FEATURE_GZIP_LEVELS bool "Enable compression levels" default BUSYBOX_DEFAULT_FEATURE_GZIP_LEVELS depends on BUSYBOX_CONFIG_GZIP help Enable support for compression levels 4-9. The default level is 6. If levels 1-3 are specified, 4 is used. If this option is not selected, -N options are ignored and -6 is used. config BUSYBOX_CONFIG_FEATURE_GZIP_DECOMPRESS bool "Enable decompression" default BUSYBOX_DEFAULT_FEATURE_GZIP_DECOMPRESS depends on BUSYBOX_CONFIG_GZIP || BUSYBOX_CONFIG_GUNZIP || BUSYBOX_CONFIG_ZCAT help Enable -d (--decompress) and -t (--test) options for gzip. This will be automatically selected if gunzip or zcat is enabled. config BUSYBOX_CONFIG_LZOP bool "lzop (12 kb)" default BUSYBOX_DEFAULT_LZOP help Lzop compression/decompresion. config BUSYBOX_CONFIG_UNLZOP bool "unlzop (13 kb)" default BUSYBOX_DEFAULT_UNLZOP # INCOMPAT: upstream lzop does not provide such tool help Lzop decompresion. config BUSYBOX_CONFIG_LZOPCAT bool "lzopcat (13 kb)" default BUSYBOX_DEFAULT_LZOPCAT # INCOMPAT: upstream lzop does not provide such tool help Alias to "lzop -dc". config BUSYBOX_CONFIG_LZOP_COMPR_HIGH bool "lzop compression levels 7,8,9 (not very useful)" default BUSYBOX_DEFAULT_LZOP_COMPR_HIGH depends on BUSYBOX_CONFIG_LZOP || BUSYBOX_CONFIG_UNLZOP || BUSYBOX_CONFIG_LZOPCAT help High levels (7,8,9) of lzop compression. These levels are actually slower than gzip at equivalent compression ratios and take up 3.2K of code. config BUSYBOX_CONFIG_RPM bool "rpm (32 kb)" default BUSYBOX_DEFAULT_RPM help Mini RPM applet - queries and extracts RPM packages. config BUSYBOX_CONFIG_RPM2CPIO bool "rpm2cpio (21 kb)" default BUSYBOX_DEFAULT_RPM2CPIO help Converts a RPM file into a CPIO archive. config BUSYBOX_CONFIG_TAR bool "tar (39 kb)" default BUSYBOX_DEFAULT_TAR help tar is an archiving program. It's commonly used with gzip to create compressed archives. It's probably the most widely used UNIX archive program. config BUSYBOX_CONFIG_FEATURE_TAR_LONG_OPTIONS bool "Enable long options" default BUSYBOX_DEFAULT_FEATURE_TAR_LONG_OPTIONS depends on BUSYBOX_CONFIG_TAR && BUSYBOX_CONFIG_LONG_OPTS config BUSYBOX_CONFIG_FEATURE_TAR_CREATE bool "Enable -c (archive creation)" default BUSYBOX_DEFAULT_FEATURE_TAR_CREATE depends on BUSYBOX_CONFIG_TAR config BUSYBOX_CONFIG_FEATURE_TAR_AUTODETECT bool "Autodetect compressed tarballs" default BUSYBOX_DEFAULT_FEATURE_TAR_AUTODETECT depends on BUSYBOX_CONFIG_TAR && (BUSYBOX_CONFIG_FEATURE_SEAMLESS_Z || BUSYBOX_CONFIG_FEATURE_SEAMLESS_GZ || BUSYBOX_CONFIG_FEATURE_SEAMLESS_BZ2 || BUSYBOX_CONFIG_FEATURE_SEAMLESS_LZMA || BUSYBOX_CONFIG_FEATURE_SEAMLESS_XZ) help With this option tar can automatically detect compressed tarballs. Currently it works only on files (not pipes etc). config BUSYBOX_CONFIG_FEATURE_TAR_FROM bool "Enable -X (exclude from) and -T (include from) options" default BUSYBOX_DEFAULT_FEATURE_TAR_FROM depends on BUSYBOX_CONFIG_TAR help If you enable this option you'll be able to specify a list of files to include or exclude from an archive. config BUSYBOX_CONFIG_FEATURE_TAR_OLDGNU_COMPATIBILITY bool "Support old tar header format" default BUSYBOX_DEFAULT_FEATURE_TAR_OLDGNU_COMPATIBILITY depends on BUSYBOX_CONFIG_TAR || BUSYBOX_CONFIG_DPKG help This option is required to unpack archives created in 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 BUSYBOX_DEFAULT_FEATURE_TAR_OLDSUN_COMPATIBILITY depends on BUSYBOX_CONFIG_TAR || BUSYBOX_CONFIG_DPKG 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 "Support GNU tar extensions (long filenames)" default BUSYBOX_DEFAULT_FEATURE_TAR_GNU_EXTENSIONS depends on BUSYBOX_CONFIG_TAR || BUSYBOX_CONFIG_DPKG config BUSYBOX_CONFIG_FEATURE_TAR_TO_COMMAND bool "Support writing to an external program (--to-command)" default BUSYBOX_DEFAULT_FEATURE_TAR_TO_COMMAND depends on BUSYBOX_CONFIG_TAR && BUSYBOX_CONFIG_FEATURE_TAR_LONG_OPTIONS help If you enable this option you'll be able to instruct tar to send the contents of each extracted file to the standard input of an external program. config BUSYBOX_CONFIG_FEATURE_TAR_UNAME_GNAME bool "Enable use of user and group names" default BUSYBOX_DEFAULT_FEATURE_TAR_UNAME_GNAME depends on BUSYBOX_CONFIG_TAR help Enable use of user and group names in tar. This affects contents listings (-t) and preserving permissions when unpacking (-p). +200 bytes. config BUSYBOX_CONFIG_FEATURE_TAR_NOPRESERVE_TIME bool "Enable -m (do not preserve time) GNU option" default BUSYBOX_DEFAULT_FEATURE_TAR_NOPRESERVE_TIME depends on BUSYBOX_CONFIG_TAR config BUSYBOX_CONFIG_FEATURE_TAR_SELINUX bool "Support extracting SELinux labels" default BUSYBOX_DEFAULT_FEATURE_TAR_SELINUX depends on BUSYBOX_CONFIG_TAR && BUSYBOX_CONFIG_SELINUX help With this option busybox supports restoring SELinux labels when extracting files from tar archives. config BUSYBOX_CONFIG_UNZIP bool "unzip (26 kb)" default BUSYBOX_DEFAULT_UNZIP help unzip will list or extract files from a ZIP archive, commonly found on DOS/WIN systems. The default behavior (with no options) is to extract the archive into the current directory. config BUSYBOX_CONFIG_FEATURE_UNZIP_CDF bool "Read and use Central Directory data" default BUSYBOX_DEFAULT_FEATURE_UNZIP_CDF depends on BUSYBOX_CONFIG_UNZIP help If you know that you only need to deal with simple ZIP files without deleted/updated files, SFX archives etc, you can reduce code size by unselecting this option. To support less trivial ZIPs, say Y. config BUSYBOX_CONFIG_FEATURE_UNZIP_BZIP2 bool "Support compression method 12 (bzip2)" default BUSYBOX_DEFAULT_FEATURE_UNZIP_BZIP2 depends on BUSYBOX_CONFIG_FEATURE_UNZIP_CDF && BUSYBOX_CONFIG_DESKTOP config BUSYBOX_CONFIG_FEATURE_UNZIP_LZMA bool "Support compression method 14 (lzma)" default BUSYBOX_DEFAULT_FEATURE_UNZIP_LZMA depends on BUSYBOX_CONFIG_FEATURE_UNZIP_CDF && BUSYBOX_CONFIG_DESKTOP config BUSYBOX_CONFIG_FEATURE_UNZIP_XZ bool "Support compression method 95 (xz)" default BUSYBOX_DEFAULT_FEATURE_UNZIP_XZ depends on BUSYBOX_CONFIG_FEATURE_UNZIP_CDF && BUSYBOX_CONFIG_DESKTOP config BUSYBOX_CONFIG_FEATURE_LZMA_FAST bool "Optimize lzma for speed" default BUSYBOX_DEFAULT_FEATURE_LZMA_FAST depends on BUSYBOX_CONFIG_UNLZMA || BUSYBOX_CONFIG_LZCAT || BUSYBOX_CONFIG_LZMA || BUSYBOX_CONFIG_FEATURE_SEAMLESS_LZMA help This option reduces decompression time by about 25% at the cost of a 1K bigger binary. endmenu