lzip/lzlib
1
0
Fork 0
Code Issues Activity

Adding upstream version 1.7.

Browse source 
Signed-off-by: Daniel Baumann <daniel@debian.org>
This commit is contained in:
Daniel Baumann 2025-02-20 20:55:16 +01:00
parent a50bb6be44
commit 0e4a2856ab
Signed by: daniel
GPG key ID: FBB4F0E80A80222F
15 changed files with 94 additions and 96 deletions
Download patch file Download diff file Expand all files Collapse all files

41
doc/lzlib.info
View file

@ -11,13 +11,13 @@ File: lzlib.info, Node: Top, Next: Introduction, Up: (dir)
Lzlib Manual
************
This manual is for Lzlib (version 1.7-rc1, 23 May 2015).
This manual is for Lzlib (version 1.7, 8 July 2015).
* Menu:
* Introduction:: Purpose and features of Lzlib
* Introduction:: Purpose and features of lzlib
* Library version:: Checking library version
* Buffering:: Sizes of Lzlib's buffers
* Buffering:: Sizes of lzlib's buffers
* Parameter limits:: Min / max values for some parameters
* Compression functions:: Descriptions of the compression functions
* Decompression functions:: Descriptions of the decompression functions
@ -53,7 +53,8 @@ availability:
recovery means. The lziprecover program can repair bit-flip errors
(one of the most common forms of data corruption) in lzip files,
and provides data recovery capabilities, including error-checked
merging of damaged copies of a file.
merging of damaged copies of a file. *note Data safety:
(lziprecover)Data safety.
* The lzip format is as simple as possible (but not simpler). The
lzip manual provides the code of a simple decompressor along with
@ -112,7 +113,7 @@ the one currently used by lzip could be developed, and the resulting
sequence could also be coded using the LZMA coding scheme.
Lzlib currently implements two variants of the LZMA algorithm; fast
(used by option -0 of minilzip) and normal (used by all other
(used by option '-0' of minilzip) and normal (used by all other
compression levels).
The high compression of LZMA comes from combining two basic,
@ -243,7 +244,7 @@ calling 'LZ_compress_errno' before using it.
If DICTIONARY_SIZE is 65535 and MATCH_LEN_LIMIT is 16, the fast
variant of LZMA is chosen, which produces identical compressed
output as 'lzip -0'. (The DICTIONARY_SIZE used will be rounded
output as 'lzip -0'. (The dictionary size used will be rounded
upwards to 64 KiB).
MEMBER_SIZE sets the member size limit in bytes. Minimum member
@ -747,12 +748,12 @@ File: lzlib.info, Node: Problems, Next: Concept index, Prev: Examples, Up: T
11 Reporting bugs
*****************
There are probably bugs in Lzlib. There are certainly errors and
There are probably bugs in lzlib. There are certainly errors and
omissions in this manual. If you report them, they will get fixed. If
you don't, no one will ever know about them and they will remain unfixed
for all eternity, if not longer.
If you find a bug in Lzlib, please send electronic mail to
If you find a bug in lzlib, please send electronic mail to
<lzip-bug@nongnu.org>. Include the version number, which you can find
by running 'minilzip --version' or in 'LZ_version_string' from
'lzlib.h'.
@ -784,18 +785,18 @@ Concept index

Tag Table:
Node: Top220
Node: Introduction1305
Node: Library version5869
Node: Buffering6514
Node: Parameter limits7734
Node: Compression functions8693
Node: Decompression functions15237
Node: Error codes21405
Node: Error messages23344
Node: Data format23923
Node: Examples26469
Node: Problems30555
Node: Concept index31127
Node: Introduction1301
Node: Library version5918
Node: Buffering6563
Node: Parameter limits7783
Node: Compression functions8742
Node: Decompression functions15286
Node: Error codes21454
Node: Error messages23393
Node: Data format23972
Node: Examples26518
Node: Problems30604
Node: Concept index31176

End Tag Table

32
doc/lzlib.texi
View file

@ -6,8 +6,8 @@
@finalout
@c %**end of header
@set UPDATED 23 May 2015
@set VERSION 1.7-rc1
@set UPDATED 8 July 2015
@set VERSION 1.7
@dircategory Data Compression
@direntry
@ -35,9 +35,9 @@
This manual is for Lzlib (version @value{VERSION}, @value{UPDATED}).
@menu
* Introduction:: Purpose and features of Lzlib
* Introduction:: Purpose and features of lzlib
* Library version:: Checking library version
* Buffering:: Sizes of Lzlib's buffers
* Buffering:: Sizes of lzlib's buffers
* Parameter limits:: Min / max values for some parameters
* Compression functions:: Descriptions of the compression functions
* Decompression functions:: Descriptions of the decompression functions
@ -72,10 +72,14 @@ availability:
@itemize @bullet
@item
The lzip format provides very safe integrity checking and some data
recovery means. The lziprecover program can repair bit-flip errors (one
of the most common forms of data corruption) in lzip files, and provides
data recovery capabilities, including error-checked merging of damaged
copies of a file.
recovery means. The
@uref{http://www.nongnu.org/lzip/manual/lziprecover_manual.html#Data-safety,,lziprecover}
program can repair bit-flip errors (one of the most common forms of data
corruption) in lzip files, and provides data recovery capabilities,
including error-checked merging of damaged copies of a file.
@ifnothtml
@ref{Data safety,,,lziprecover}.
@end ifnothtml
@item
The lzip format is as simple as possible (but not simpler). The lzip
@ -128,7 +132,7 @@ data, so the library should never crash even in case of corrupted input.
In spite of its name (Lempel-Ziv-Markov chain-Algorithm), LZMA is not a
concrete algorithm; it is more like "any algorithm using the LZMA coding
scheme". For example, the option '-0' of lzip uses the scheme in almost
scheme". For example, the option @samp{-0} of lzip uses the scheme in almost
the simplest way possible; issuing the longest match it can find, or a
literal byte if it can't find a match. Inversely, a much more elaborated
way of finding coding sequences of minimum size than the one currently
@ -136,7 +140,7 @@ used by lzip could be developed, and the resulting sequence could also
be coded using the LZMA coding scheme.
Lzlib currently implements two variants of the LZMA algorithm; fast
(used by option -0 of minilzip) and normal (used by all other
(used by option @samp{-0} of minilzip) and normal (used by all other
compression levels).
The high compression of LZMA comes from combining two basic, well-proven
@ -274,8 +278,8 @@ ratios but longer compression times.
If @var{dictionary_size} is 65535 and @var{match_len_limit} is 16, the
fast variant of LZMA is chosen, which produces identical compressed
output as @code{lzip -0}. (The @var{dictionary_size} used will be
rounded upwards to 64 KiB).
output as @code{lzip -0}. (The dictionary size used will be rounded
upwards to 64 KiB).
@var{member_size} sets the member size limit in bytes. Minimum member
size limit is 100 kB. Small member size may degrade compression ratio, so
@ -852,12 +856,12 @@ next member in case of data error.
@cindex bugs
@cindex getting help
There are probably bugs in Lzlib. There are certainly errors and
There are probably bugs in lzlib. There are certainly errors and
omissions in this manual. If you report them, they will get fixed. If
you don't, no one will ever know about them and they will remain unfixed
for all eternity, if not longer.
If you find a bug in Lzlib, please send electronic mail to
If you find a bug in lzlib, please send electronic mail to
@email{lzip-bug@@nongnu.org}. Include the version number, which you can
find by running @w{@code{minilzip --version}} or in
@samp{LZ_version_string} from @samp{lzlib.h}.

6
doc/minilzip.1
View file

@ -1,5 +1,5 @@
.\" DO NOT MODIFY THIS FILE! It was generated by help2man 1.46.1.
.TH MINILZIP "1" "May 2015" "minilzip 1.7-rc1" "User Commands"
.TH MINILZIP "1" "July 2015" "minilzip 1.7" "User Commands"
.SH NAME
minilzip \- reduces the size of files
.SH SYNOPSIS
@ -28,7 +28,7 @@ decompress
overwrite existing output files
.TP
\fB\-F\fR, \fB\-\-recompress\fR
force recompression of compressed files
force re\-compression of compressed files
.TP
\fB\-k\fR, \fB\-\-keep\fR
keep (don't delete) input files
@ -82,7 +82,7 @@ Report bugs to lzip\-bug@nongnu.org
Lzlib home page: http://www.nongnu.org/lzip/lzlib.html
.SH COPYRIGHT
Copyright \(co 2015 Antonio Diaz Diaz.
Using lzlib 1.7\-rc1
Using lzlib 1.7
License GPLv2+: GNU GPL version 2 or later <http://gnu.org/licenses/gpl.html>
.br
This is free software: you are free to change and redistribute it.