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437 lines
15 KiB
Plaintext
437 lines
15 KiB
Plaintext
# DO NOT EDIT. This file is generated from Config.src
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#
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# For a description of the syntax of this configuration file,
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# see docs/Kconfig-language.txt.
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#
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menu "Archival Utilities"
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config BUSYBOX_CONFIG_FEATURE_SEAMLESS_XZ
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bool "Make tar, rpm, modprobe etc understand .xz data"
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default BUSYBOX_DEFAULT_FEATURE_SEAMLESS_XZ
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config BUSYBOX_CONFIG_FEATURE_SEAMLESS_LZMA
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bool "Make tar, rpm, modprobe etc understand .lzma data"
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default BUSYBOX_DEFAULT_FEATURE_SEAMLESS_LZMA
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config BUSYBOX_CONFIG_FEATURE_SEAMLESS_BZ2
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bool "Make tar, rpm, modprobe etc understand .bz2 data"
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default BUSYBOX_DEFAULT_FEATURE_SEAMLESS_BZ2
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config BUSYBOX_CONFIG_FEATURE_SEAMLESS_GZ
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bool "Make tar, rpm, modprobe etc understand .gz data"
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default BUSYBOX_DEFAULT_FEATURE_SEAMLESS_GZ
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config BUSYBOX_CONFIG_FEATURE_SEAMLESS_Z
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bool "Make tar, rpm, modprobe etc understand .Z data"
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default BUSYBOX_DEFAULT_FEATURE_SEAMLESS_Z # it is ancient
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config BUSYBOX_CONFIG_AR
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bool "ar (9.5 kb)"
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default BUSYBOX_DEFAULT_AR # needs to be improved to be able to replace binutils ar
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help
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ar is an archival utility program used to create, modify, and
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extract contents from archives. In practice, it is used exclusively
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for object module archives used by compilers.
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Unless you have a specific application which requires ar, you should
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probably say N here: most compilers come with their own ar utility.
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config BUSYBOX_CONFIG_FEATURE_AR_LONG_FILENAMES
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bool "Support long filenames (not needed for debs)"
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default BUSYBOX_DEFAULT_FEATURE_AR_LONG_FILENAMES
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depends on BUSYBOX_CONFIG_AR
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help
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By default the ar format can only store the first 15 characters
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of the filename, this option removes that limitation.
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It supports the GNU ar long filename method which moves multiple long
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filenames into a the data section of a new ar entry.
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config BUSYBOX_CONFIG_FEATURE_AR_CREATE
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bool "Support archive creation"
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default BUSYBOX_DEFAULT_FEATURE_AR_CREATE
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depends on BUSYBOX_CONFIG_AR
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help
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This enables archive creation (-c and -r) with busybox ar.
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config BUSYBOX_CONFIG_UNCOMPRESS
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bool "uncompress (7.1 kb)"
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default BUSYBOX_DEFAULT_UNCOMPRESS # ancient
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help
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uncompress is used to decompress archives created by compress.
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Not much used anymore, replaced by gzip/gunzip.
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config BUSYBOX_CONFIG_GUNZIP
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bool "gunzip (11 kb)"
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default BUSYBOX_DEFAULT_GUNZIP
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select BUSYBOX_CONFIG_FEATURE_GZIP_DECOMPRESS
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help
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gunzip is used to decompress archives created by gzip.
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You can use the '-t' option to test the integrity of
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an archive, without decompressing it.
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config BUSYBOX_CONFIG_ZCAT
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bool "zcat (24 kb)"
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default BUSYBOX_DEFAULT_ZCAT
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select BUSYBOX_CONFIG_FEATURE_GZIP_DECOMPRESS
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help
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Alias to "gunzip -c".
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config BUSYBOX_CONFIG_FEATURE_GUNZIP_LONG_OPTIONS
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bool "Enable long options"
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default BUSYBOX_DEFAULT_FEATURE_GUNZIP_LONG_OPTIONS
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depends on (BUSYBOX_CONFIG_GUNZIP || BUSYBOX_CONFIG_ZCAT) && BUSYBOX_CONFIG_LONG_OPTS
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config BUSYBOX_CONFIG_BUNZIP2
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bool "bunzip2 (8.7 kb)"
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default BUSYBOX_DEFAULT_BUNZIP2
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select BUSYBOX_CONFIG_FEATURE_BZIP2_DECOMPRESS
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help
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bunzip2 is a compression utility using the Burrows-Wheeler block
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sorting text compression algorithm, and Huffman coding. Compression
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is generally considerably better than that achieved by more
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conventional LZ77/LZ78-based compressors, and approaches the
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performance of the PPM family of statistical compressors.
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Unless you have a specific application which requires bunzip2, you
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should probably say N here.
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config BUSYBOX_CONFIG_BZCAT
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bool "bzcat (8.7 kb)"
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default BUSYBOX_DEFAULT_BZCAT
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select BUSYBOX_CONFIG_FEATURE_BZIP2_DECOMPRESS
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help
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Alias to "bunzip2 -c".
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config BUSYBOX_CONFIG_UNLZMA
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bool "unlzma (7.5 kb)"
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default BUSYBOX_DEFAULT_UNLZMA
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help
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unlzma is a compression utility using the Lempel-Ziv-Markov chain
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compression algorithm, and range coding. Compression
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is generally considerably better than that achieved by the bzip2
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compressors.
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config BUSYBOX_CONFIG_LZCAT
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bool "lzcat (7.5 kb)"
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default BUSYBOX_DEFAULT_LZCAT
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help
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Alias to "unlzma -c".
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config BUSYBOX_CONFIG_LZMA
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bool "lzma -d"
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default BUSYBOX_DEFAULT_LZMA
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help
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Enable this option if you want commands like "lzma -d" to work.
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IOW: you'll get lzma applet, but it will always require -d option.
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config BUSYBOX_CONFIG_UNXZ
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bool "unxz (13 kb)"
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default BUSYBOX_DEFAULT_UNXZ
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help
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unxz is a unlzma successor.
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config BUSYBOX_CONFIG_XZCAT
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bool "xzcat (13 kb)"
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default BUSYBOX_DEFAULT_XZCAT
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help
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Alias to "unxz -c".
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config BUSYBOX_CONFIG_XZ
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bool "xz -d"
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default BUSYBOX_DEFAULT_XZ
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help
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Enable this option if you want commands like "xz -d" to work.
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IOW: you'll get xz applet, but it will always require -d option.
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config BUSYBOX_CONFIG_BZIP2
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bool "bzip2 (16 kb)"
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default BUSYBOX_DEFAULT_BZIP2
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help
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bzip2 is a compression utility using the Burrows-Wheeler block
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sorting text compression algorithm, and Huffman coding. Compression
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is generally considerably better than that achieved by more
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conventional LZ77/LZ78-based compressors, and approaches the
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performance of the PPM family of statistical compressors.
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Unless you have a specific application which requires bzip2, you
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should probably say N here.
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config BUSYBOX_CONFIG_BZIP2_SMALL
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int "Trade bytes for speed (0:fast, 9:small)"
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default BUSYBOX_DEFAULT_BZIP2_SMALL # all "fast or small" options default to small
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range 0 9
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depends on BUSYBOX_CONFIG_BZIP2
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help
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Trade code size versus speed.
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Approximate values with gcc-6.3.0 "bzip -9" compressing
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linux-4.15.tar were:
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value time (sec) code size (386)
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9 (smallest) 70.11 7687
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8 67.93 8091
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7 67.88 8405
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6 67.78 8624
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5 67.05 9427
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4-0 (fastest) 64.14 12083
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config BUSYBOX_CONFIG_FEATURE_BZIP2_DECOMPRESS
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bool "Enable decompression"
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default BUSYBOX_DEFAULT_FEATURE_BZIP2_DECOMPRESS
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depends on BUSYBOX_CONFIG_BZIP2 || BUSYBOX_CONFIG_BUNZIP2 || BUSYBOX_CONFIG_BZCAT
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help
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Enable -d (--decompress) and -t (--test) options for bzip2.
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This will be automatically selected if bunzip2 or bzcat is
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enabled.
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config BUSYBOX_CONFIG_CPIO
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bool "cpio (15 kb)"
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default BUSYBOX_DEFAULT_CPIO
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help
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cpio is an archival utility program used to create, modify, and
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extract contents from archives.
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cpio has 110 bytes of overheads for every stored file.
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This implementation of cpio can extract cpio archives created in the
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"newc" or "crc" format.
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Unless you have a specific application which requires cpio, you
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should probably say N here.
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config BUSYBOX_CONFIG_FEATURE_CPIO_O
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bool "Support archive creation"
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default BUSYBOX_DEFAULT_FEATURE_CPIO_O
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depends on BUSYBOX_CONFIG_CPIO
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help
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This implementation of cpio can create cpio archives in the "newc"
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format only.
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config BUSYBOX_CONFIG_FEATURE_CPIO_P
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bool "Support passthrough mode"
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default BUSYBOX_DEFAULT_FEATURE_CPIO_P
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depends on BUSYBOX_CONFIG_FEATURE_CPIO_O
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help
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Passthrough mode. Rarely used.
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config BUSYBOX_CONFIG_DPKG
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bool "dpkg (43 kb)"
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default BUSYBOX_DEFAULT_DPKG
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select BUSYBOX_CONFIG_FEATURE_SEAMLESS_GZ
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help
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dpkg is a medium-level tool to install, build, remove and manage
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Debian packages.
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This implementation of dpkg has a number of limitations,
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you should use the official dpkg if possible.
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config BUSYBOX_CONFIG_DPKG_DEB
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bool "dpkg-deb (30 kb)"
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default BUSYBOX_DEFAULT_DPKG_DEB
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select BUSYBOX_CONFIG_FEATURE_SEAMLESS_GZ
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help
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dpkg-deb unpacks and provides information about Debian archives.
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This implementation of dpkg-deb cannot pack archives.
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Unless you have a specific application which requires dpkg-deb,
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say N here.
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config BUSYBOX_CONFIG_GZIP
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bool "gzip (17 kb)"
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default BUSYBOX_DEFAULT_GZIP
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help
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gzip is used to compress files.
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It's probably the most widely used UNIX compression program.
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config BUSYBOX_CONFIG_FEATURE_GZIP_LONG_OPTIONS
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bool "Enable long options"
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default BUSYBOX_DEFAULT_FEATURE_GZIP_LONG_OPTIONS
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depends on BUSYBOX_CONFIG_GZIP && BUSYBOX_CONFIG_LONG_OPTS
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config BUSYBOX_CONFIG_GZIP_FAST
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int "Trade memory for speed (0:small,slow - 2:fast,big)"
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default BUSYBOX_DEFAULT_GZIP_FAST
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range 0 2
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depends on BUSYBOX_CONFIG_GZIP
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help
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Enable big memory options for gzip.
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0: small buffers, small hash-tables
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1: larger buffers, larger hash-tables
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2: larger buffers, largest hash-tables
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Larger models may give slightly better compression
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config BUSYBOX_CONFIG_FEATURE_GZIP_LEVELS
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bool "Enable compression levels"
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default BUSYBOX_DEFAULT_FEATURE_GZIP_LEVELS
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depends on BUSYBOX_CONFIG_GZIP
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help
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Enable support for compression levels 4-9. The default level
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is 6. If levels 1-3 are specified, 4 is used.
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If this option is not selected, -N options are ignored and -9
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is used.
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config BUSYBOX_CONFIG_FEATURE_GZIP_DECOMPRESS
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bool "Enable decompression"
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default BUSYBOX_DEFAULT_FEATURE_GZIP_DECOMPRESS
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depends on BUSYBOX_CONFIG_GZIP || BUSYBOX_CONFIG_GUNZIP || BUSYBOX_CONFIG_ZCAT
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help
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Enable -d (--decompress) and -t (--test) options for gzip.
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This will be automatically selected if gunzip or zcat is
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enabled.
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config BUSYBOX_CONFIG_LZOP
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bool "lzop (12 kb)"
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default BUSYBOX_DEFAULT_LZOP
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help
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Lzop compression/decompresion.
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config BUSYBOX_CONFIG_UNLZOP
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bool "unlzop (13 kb)"
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default BUSYBOX_DEFAULT_UNLZOP # INCOMPAT: upstream lzop does not provide such tool
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help
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Lzop decompresion.
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config BUSYBOX_CONFIG_LZOPCAT
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bool "lzopcat (13 kb)"
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default BUSYBOX_DEFAULT_LZOPCAT # INCOMPAT: upstream lzop does not provide such tool
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help
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Alias to "lzop -dc".
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config BUSYBOX_CONFIG_LZOP_COMPR_HIGH
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bool "lzop compression levels 7,8,9 (not very useful)"
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default BUSYBOX_DEFAULT_LZOP_COMPR_HIGH
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depends on BUSYBOX_CONFIG_LZOP || BUSYBOX_CONFIG_UNLZOP || BUSYBOX_CONFIG_LZOPCAT
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help
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High levels (7,8,9) of lzop compression. These levels
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are actually slower than gzip at equivalent compression ratios
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and take up 3.2K of code.
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config BUSYBOX_CONFIG_RPM
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bool "rpm (32 kb)"
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default BUSYBOX_DEFAULT_RPM
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help
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Mini RPM applet - queries and extracts RPM packages.
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config BUSYBOX_CONFIG_RPM2CPIO
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bool "rpm2cpio (21 kb)"
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default BUSYBOX_DEFAULT_RPM2CPIO
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help
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Converts a RPM file into a CPIO archive.
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config BUSYBOX_CONFIG_TAR
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bool "tar (39 kb)"
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default BUSYBOX_DEFAULT_TAR
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help
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tar is an archiving program. It's commonly used with gzip to
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create compressed archives. It's probably the most widely used
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UNIX archive program.
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config BUSYBOX_CONFIG_FEATURE_TAR_LONG_OPTIONS
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bool "Enable long options"
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default BUSYBOX_DEFAULT_FEATURE_TAR_LONG_OPTIONS
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depends on BUSYBOX_CONFIG_TAR && BUSYBOX_CONFIG_LONG_OPTS
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config BUSYBOX_CONFIG_FEATURE_TAR_CREATE
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bool "Enable -c (archive creation)"
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default BUSYBOX_DEFAULT_FEATURE_TAR_CREATE
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depends on BUSYBOX_CONFIG_TAR
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config BUSYBOX_CONFIG_FEATURE_TAR_AUTODETECT
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bool "Autodetect compressed tarballs"
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default BUSYBOX_DEFAULT_FEATURE_TAR_AUTODETECT
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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)
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help
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With this option tar can automatically detect compressed
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tarballs. Currently it works only on files (not pipes etc).
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config BUSYBOX_CONFIG_FEATURE_TAR_FROM
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bool "Enable -X (exclude from) and -T (include from) options"
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default BUSYBOX_DEFAULT_FEATURE_TAR_FROM
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depends on BUSYBOX_CONFIG_TAR
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help
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If you enable this option you'll be able to specify
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a list of files to include or exclude from an archive.
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config BUSYBOX_CONFIG_FEATURE_TAR_OLDGNU_COMPATIBILITY
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bool "Support old tar header format"
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default BUSYBOX_DEFAULT_FEATURE_TAR_OLDGNU_COMPATIBILITY
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depends on BUSYBOX_CONFIG_TAR || BUSYBOX_CONFIG_DPKG
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help
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This option is required to unpack archives created in
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the old GNU format; help to kill this old format by
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repacking your ancient archives with the new format.
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config BUSYBOX_CONFIG_FEATURE_TAR_OLDSUN_COMPATIBILITY
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bool "Enable untarring of tarballs with checksums produced by buggy Sun tar"
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default BUSYBOX_DEFAULT_FEATURE_TAR_OLDSUN_COMPATIBILITY
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depends on BUSYBOX_CONFIG_TAR || BUSYBOX_CONFIG_DPKG
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help
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This option is required to unpack archives created by some old
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version of Sun's tar (it was calculating checksum using signed
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arithmetic). It is said to be fixed in newer Sun tar, but "old"
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tarballs still exist.
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config BUSYBOX_CONFIG_FEATURE_TAR_GNU_EXTENSIONS
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bool "Support GNU tar extensions (long filenames)"
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default BUSYBOX_DEFAULT_FEATURE_TAR_GNU_EXTENSIONS
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depends on BUSYBOX_CONFIG_TAR || BUSYBOX_CONFIG_DPKG
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config BUSYBOX_CONFIG_FEATURE_TAR_TO_COMMAND
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bool "Support writing to an external program (--to-command)"
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default BUSYBOX_DEFAULT_FEATURE_TAR_TO_COMMAND
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depends on BUSYBOX_CONFIG_TAR && BUSYBOX_CONFIG_FEATURE_TAR_LONG_OPTIONS
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help
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If you enable this option you'll be able to instruct tar to send
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the contents of each extracted file to the standard input of an
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external program.
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config BUSYBOX_CONFIG_FEATURE_TAR_UNAME_GNAME
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bool "Enable use of user and group names"
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default BUSYBOX_DEFAULT_FEATURE_TAR_UNAME_GNAME
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depends on BUSYBOX_CONFIG_TAR
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help
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Enable use of user and group names in tar. This affects contents
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listings (-t) and preserving permissions when unpacking (-p).
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+200 bytes.
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config BUSYBOX_CONFIG_FEATURE_TAR_NOPRESERVE_TIME
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bool "Enable -m (do not preserve time) GNU option"
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default BUSYBOX_DEFAULT_FEATURE_TAR_NOPRESERVE_TIME
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depends on BUSYBOX_CONFIG_TAR
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config BUSYBOX_CONFIG_FEATURE_TAR_SELINUX
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bool "Support extracting SELinux labels"
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default BUSYBOX_DEFAULT_FEATURE_TAR_SELINUX
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depends on BUSYBOX_CONFIG_TAR && BUSYBOX_CONFIG_SELINUX
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help
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With this option busybox supports restoring SELinux labels
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when extracting files from tar archives.
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config BUSYBOX_CONFIG_UNZIP
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bool "unzip (26 kb)"
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default BUSYBOX_DEFAULT_UNZIP
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help
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unzip will list or extract files from a ZIP archive,
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commonly found on DOS/WIN systems. The default behavior
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(with no options) is to extract the archive into the
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current directory.
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config BUSYBOX_CONFIG_FEATURE_UNZIP_CDF
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bool "Read and use Central Directory data"
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default BUSYBOX_DEFAULT_FEATURE_UNZIP_CDF
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depends on BUSYBOX_CONFIG_UNZIP
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help
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If you know that you only need to deal with simple
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ZIP files without deleted/updated files, SFX archives etc,
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you can reduce code size by unselecting this option.
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To support less trivial ZIPs, say Y.
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config BUSYBOX_CONFIG_FEATURE_UNZIP_BZIP2
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bool "Support compression method 12 (bzip2)"
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default BUSYBOX_DEFAULT_FEATURE_UNZIP_BZIP2
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depends on BUSYBOX_CONFIG_FEATURE_UNZIP_CDF && BUSYBOX_CONFIG_DESKTOP
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config BUSYBOX_CONFIG_FEATURE_UNZIP_LZMA
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bool "Support compression method 14 (lzma)"
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default BUSYBOX_DEFAULT_FEATURE_UNZIP_LZMA
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depends on BUSYBOX_CONFIG_FEATURE_UNZIP_CDF && BUSYBOX_CONFIG_DESKTOP
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config BUSYBOX_CONFIG_FEATURE_UNZIP_XZ
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bool "Support compression method 95 (xz)"
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default BUSYBOX_DEFAULT_FEATURE_UNZIP_XZ
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depends on BUSYBOX_CONFIG_FEATURE_UNZIP_CDF && BUSYBOX_CONFIG_DESKTOP
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config BUSYBOX_CONFIG_FEATURE_LZMA_FAST
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bool "Optimize lzma for speed"
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default BUSYBOX_DEFAULT_FEATURE_LZMA_FAST
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depends on BUSYBOX_CONFIG_UNLZMA || BUSYBOX_CONFIG_LZCAT || BUSYBOX_CONFIG_LZMA || BUSYBOX_CONFIG_FEATURE_SEAMLESS_LZMA
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help
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This option reduces decompression time by about 25% at the cost of
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a 1K bigger binary.
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endmenu
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