Diff of /trunk/mkinitrd-magellan/busybox/archival/Config.in

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	revision 815 by niro, Sat Sep 1 22:45:15 2007 UTC	revision 816 by niro, Fri Apr 24 18:33:46 2009 UTC
#	Line 5	Line 5
5
6	menu "Archival Utilities"	menu "Archival Utilities"
7
8		config FEATURE_SEAMLESS_LZMA
9		bool "Make tar, rpm, modprobe etc understand .lzma data"
10		default n
11		help
12		Make tar, rpm, modprobe etc understand .lzma data.
13
14		config FEATURE_SEAMLESS_BZ2
15		bool "Make tar, rpm, modprobe etc understand .bz2 data"
16		default n
17		help
18		Make tar, rpm, modprobe etc understand .bz2 data.
19
20		config FEATURE_SEAMLESS_GZ
21		bool "Make tar, rpm, modprobe etc understand .gz data"
22		default n
23		help
24		Make tar, rpm, modprobe etc understand .gz data.
25
26		config FEATURE_SEAMLESS_Z
27		bool "Make tar and gunzip understand .Z data"
28		default n
29		help
30		Make tar and gunzip understand .Z data.
31
32	config AR	config AR
33	bool "ar"	bool "ar"
34	default n	default n
35	help	help
36	ar is an archival utility program used to create, modify, and	ar is an archival utility program used to create, modify, and
37	extract contents from archives.  An archive is a single file holding	extract contents from archives. An archive is a single file holding
38	a collection of other files in a structure that makes it possible to	a collection of other files in a structure that makes it possible to
39	retrieve the original individual files (called archive members).	retrieve the original individual files (called archive members).
40	The original files' contents, mode (permissions), timestamp, owner,	The original files' contents, mode (permissions), timestamp, owner,
#	Line 29  config AR	Line 53  config AR
53	probably say N here.	probably say N here.
54
55	config FEATURE_AR_LONG_FILENAMES	config FEATURE_AR_LONG_FILENAMES
56	bool "Enable support for long filenames (not need for debs)"	bool "Support for long filenames (not need for debs)"
57	default n	default n
58	depends on AR	depends on AR
59	help	help
60	By default the ar format can only store the first 15 characters of the	By default the ar format can only store the first 15 characters of
61	filename, this option removes that limitation.	the filename, this option removes that limitation.
62	It supports the GNU ar long filename method which moves multiple long	It supports the GNU ar long filename method which moves multiple long
63	filenames into a the data section of a new ar entry.	filenames into a the data section of a new ar entry.
64
#	Line 43  config BUNZIP2	Line 67  config BUNZIP2
67	default n	default n
68	help	help
69	bunzip2 is a compression utility using the Burrows-Wheeler block	bunzip2 is a compression utility using the Burrows-Wheeler block
70	sorting text compression algorithm, and Huffman coding.  Compression	sorting text compression algorithm, and Huffman coding. Compression
71	is generally considerably better than that achieved by more	is generally considerably better than that achieved by more
72	conventional LZ77/LZ78-based compressors, and approaches the	conventional LZ77/LZ78-based compressors, and approaches the
73	performance of the PPM family of statistical compressors.	performance of the PPM family of statistical compressors.
74
	The BusyBox bunzip2 applet is limited to de-compression only.
	On an x86 system, this applet adds about 11K.
75	Unless you have a specific application which requires bunzip2, you	Unless you have a specific application which requires bunzip2, you
76	should probably say N here.	should probably say N here.
77
78		config BZIP2
79		bool "bzip2"
80		default n
81		help
82		bzip2 is a compression utility using the Burrows-Wheeler block
83		sorting text compression algorithm, and Huffman coding. Compression
84		is generally considerably better than that achieved by more
85		conventional LZ77/LZ78-based compressors, and approaches the
86		performance of the PPM family of statistical compressors.
87
88		Unless you have a specific application which requires bzip2, you
89		should probably say N here.
90
91	config CPIO	config CPIO
92	bool "cpio"	bool "cpio"
93	default n	default n
94	help	help
95	cpio is an archival utility program used to create, modify, and extract	cpio is an archival utility program used to create, modify, and
96	contents from archives.	extract contents from archives.
97	cpio has 110 bytes of overheads for every stored file.	cpio has 110 bytes of overheads for every stored file.
98
99	This implementation of cpio can extract cpio archives created in the	This implementation of cpio can extract cpio archives created in the
100	"newc" or "crc" format, it cannot create or modify them.	"newc" or "crc" format, it cannot create or modify them.
101
102	Unless you have a specific application which requires cpio, you should	Unless you have a specific application which requires cpio, you
103	probably say N here.	should probably say N here.
104
105		config FEATURE_CPIO_O
106		bool "Support for archive creation"
107		default n
108		depends on CPIO
109		help
110		This implementation of cpio can create cpio archives in the "newc"
111		format only.
112
113	config DPKG	config DPKG
114	bool "dpkg"	bool "dpkg"
115	default n	default n
116		select FEATURE_SEAMLESS_GZ
117	help	help
118	dpkg is a medium-level tool to install, build, remove and manage Debian packages.	dpkg is a medium-level tool to install, build, remove and manage
119		Debian packages.
120
121	This implementation of dpkg has a number of limitations, you should use the	This implementation of dpkg has a number of limitations,
122	official dpkg if possible.	you should use the official dpkg if possible.
123
124	config DPKG_DEB	config DPKG_DEB
125	bool "dpkg_deb"	bool "dpkg_deb"
126	default n	default n
127		select FEATURE_SEAMLESS_GZ
128	help	help
129	dpkg-deb packs, unpacks and provides information about Debian archives.	dpkg-deb unpacks and provides information about Debian archives.
130
131	This implementation of dpkg-deb cannot pack archives.	This implementation of dpkg-deb cannot pack archives.
132
133	Unless you have a specific application which requires dpkg-deb, you should	Unless you have a specific application which requires dpkg-deb,
134	probably say N here.	say N here.
135
136	config FEATURE_DPKG_DEB_EXTRACT_ONLY	config FEATURE_DPKG_DEB_EXTRACT_ONLY
137	bool "extract only (-x)"	bool "Extract only (-x)"
138	default n	default n
139	depends on DPKG_DEB	depends on DPKG_DEB
140	help	help
141	This reduces dpkg-deb to the equivalent of "ar -p <deb> data.tar.gz | tar -zx".	This reduces dpkg-deb to the equivalent of
142	However it saves space as none of the extra dpkg-deb, ar or tar options are	"ar -p <deb> data.tar.gz | tar -zx". However it saves space as none
143	needed, they are linked to internally.	of the extra dpkg-deb, ar or tar options are needed, they are linked
144		to internally.
145
146	config GUNZIP	config GUNZIP
147	bool "gunzip"	bool "gunzip"
#	Line 105  config GUNZIP	Line 151  config GUNZIP
151	You can use the `-t' option to test the integrity of	You can use the `-t' option to test the integrity of
152	an archive, without decompressing it.	an archive, without decompressing it.
153
	config FEATURE_GUNZIP_UNCOMPRESS
	bool "Uncompress support"
	default n
	depends on GUNZIP
	help
	Enable if you want gunzip to have the ability to decompress
	archives created by the program compress (not much
	used anymore).
154	config GZIP	config GZIP
155	bool "gzip"	bool "gzip"
156	default n	default n
#	Line 141  config TAR	Line 178  config TAR
178	create compressed archives. It's probably the most widely used	create compressed archives. It's probably the most widely used
179	UNIX archive program.	UNIX archive program.
180
181		if TAR
182
183	config FEATURE_TAR_CREATE	config FEATURE_TAR_CREATE
184	bool "Enable archive creation"	bool "Enable archive creation"
185	default y	default y
#	Line 149  config FEATURE_TAR_CREATE	Line 188  config FEATURE_TAR_CREATE
188	If you enable this option you'll be able to create	If you enable this option you'll be able to create
189	tar archives using the `-c' option.	tar archives using the `-c' option.
190
191	config FEATURE_TAR_BZIP2	config FEATURE_TAR_AUTODETECT
192	bool "Enable -j option to handle .tar.bz2 files"	bool "Autodetect gz/bz2 compressed tarballs"
193	default n	default n
194	depends on TAR	depends on FEATURE_SEAMLESS_Z || FEATURE_SEAMLESS_GZ || FEATURE_SEAMLESS_BZ2 || FEATURE_SEAMLESS_LZMA
195	help	help
196	If you enable this option you'll be able to extract	With this option tar can automatically detect gzip/bzip2 compressed
197	archives compressed with bzip2.	tarballs. Currently it works only on files (not pipes etc).
	config FEATURE_TAR_LZMA
	bool "Enable -a option to handle .tar.lzma files"
	default n
	depends on TAR
	help
	If you enable this option you'll be able to extract
	archives compressed with lzma.
198
199	config FEATURE_TAR_FROM	config FEATURE_TAR_FROM
200	bool "Enable -X (exclude from) and -T (include from) options)"	bool "Enable -X (exclude from) and -T (include from) options)"
#	Line 173  config FEATURE_TAR_FROM	Line 204  config FEATURE_TAR_FROM
204	If you enable this option you'll be able to specify	If you enable this option you'll be able to specify
205	a list of files to include or exclude from an archive.	a list of files to include or exclude from an archive.
206
	config FEATURE_TAR_GZIP
	bool "Enable -z option"
	default y
	depends on TAR
	help
	If you enable this option tar will be able to call gzip,
	when creating or extracting tar gziped archives.
	config FEATURE_TAR_COMPRESS
	bool "Enable -Z option"
	default n
	depends on TAR
	help
	If you enable this option tar will be able to call uncompress,
	when extracting .tar.Z archives.
207	config FEATURE_TAR_OLDGNU_COMPATIBILITY	config FEATURE_TAR_OLDGNU_COMPATIBILITY
208	bool "Enable support for old tar header format"	bool "Support for old tar header format"
209	default N	default N
210	depends on TAR	depends on TAR
211	help	help
#	Line 198  config FEATURE_TAR_OLDGNU_COMPATIBILITY	Line 213  config FEATURE_TAR_OLDGNU_COMPATIBILITY
213	the old GNU format; help to kill this old format by	the old GNU format; help to kill this old format by
214	repacking your ancient archives with the new format.	repacking your ancient archives with the new format.
215
216		config FEATURE_TAR_OLDSUN_COMPATIBILITY
217		bool "Enable untarring of tarballs with checksums produced by buggy Sun tar"
218		default N
219		depends on TAR
220		help
221		This option is required to unpack archives created by some old
222		version of Sun's tar (it was calculating checksum using signed
223		arithmetic). It is said to be fixed in newer Sun tar, but "old"
224		tarballs still exist.
225
226	config FEATURE_TAR_GNU_EXTENSIONS	config FEATURE_TAR_GNU_EXTENSIONS
227	bool "Enable support for some GNU tar extensions"	bool "Support for GNU tar extensions (long filenames)"
228	default y	default y
229	depends on TAR	depends on TAR
230	help	help
#	Line 211  config FEATURE_TAR_LONG_OPTIONS	Line 236  config FEATURE_TAR_LONG_OPTIONS
236	default n	default n
237	depends on TAR && GETOPT_LONG	depends on TAR && GETOPT_LONG
238	help	help
239	Enable use of long options, increases size by about 400 Bytes	Enable use of long options, increases size by about 400 Bytes
240
241		config FEATURE_TAR_UNAME_GNAME
242		bool "Enable use of user and group names"
243		default n
244		depends on TAR
245		help
246		Enables use of user and group names in tar. This affects contents
247		listings (-t) and preserving permissions when unpacking (-p).
248		+200 bytes.
249
250		endif #tar
251
252	config UNCOMPRESS	config UNCOMPRESS
253	bool "uncompress"	bool "uncompress"
#	Line 225  config UNLZMA	Line 261  config UNLZMA
261	default n	default n
262	help	help
263	unlzma is a compression utility using the Lempel-Ziv-Markov chain	unlzma is a compression utility using the Lempel-Ziv-Markov chain
264	compression algorithm, and range coding.  Compression	compression algorithm, and range coding. Compression
265	is generally considerably better than that achieved by the bzip2	is generally considerably better than that achieved by the bzip2
266	compressors.	compressors.
267
#	Line 236  config UNLZMA	Line 272  config UNLZMA
272	should probably say N here.	should probably say N here.
273
274	config FEATURE_LZMA_FAST	config FEATURE_LZMA_FAST
275	bool "Optimze unlzma for speed"	bool "Optimize unlzma for speed"
276	default n	default n
277	depends on UNLZMA	depends on UNLZMA
278	help	help
#	Line 253  config UNZIP	Line 289  config UNZIP
289	current directory. Use the `-d' option to extract to a	current directory. Use the `-d' option to extract to a
290	directory of your choice.	directory of your choice.
291
	comment "Common options for cpio and tar"
	depends on CPIO || TAR
	config FEATURE_UNARCHIVE_TAPE
	bool "Enable tape drive support"
	default n
	depends on CPIO || TAR
	help
	I don't think this is needed anymore.
	comment "Common options for dpkg and dpkg_deb"
	depends on DPKG || DPKG_DEB
	config FEATURE_DEB_TAR_GZ
	bool "gzip debian packages (normal)"
	default y if DPKG || DPKG_DEB
	depends on DPKG || 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 FEATURE_DEB_TAR_BZ2
	bool "bzip2 debian packages"
	default n
	depends on DPKG || DPKG_DEB
	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 FEATURE_DEB_TAR_LZMA
	bool "lzma debian packages"
	default n
	depends on DPKG || 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.
292	endmenu	endmenu

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