mirror of https://git.tukaani.org/xz.git
Major man page updates.
Lots of content was updated on the xz man page. Technical improvements: - Start a new sentence on a new line. - Use fairly short lines. - Use constant-width font for examples (where supported). - Some minor cleanups. Thanks to Jonathan Nieder for some language fixes.
This commit is contained in:
Lasse Collin
parent
075257ab04
commit
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.\" This file has been put into the public domain.
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.\" You can do whatever you want with this file.
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.\"
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.TH LZMAINFO 1 "2010-07-28" "Tukaani" "XZ Utils"
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.TH LZMAINFO 1 "2010-09-27" "Tukaani" "XZ Utils"
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.SH NAME
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lzmainfo \- show information stored in the .lzma file header
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.SH SYNOPSIS
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@ -16,10 +16,12 @@ lzmainfo \- show information stored in the .lzma file header
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.B lzmainfo
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shows information stored in the
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.B .lzma
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file header. It reads the first 13 bytes from the specified
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file header.
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It reads the first 13 bytes from the specified
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.IR file ,
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decodes the header, and prints it to standard output in human
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readable format. If no
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readable format.
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If no
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.I files
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are given or
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.I file
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@ -27,16 +29,19 @@ is
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.BR \- ,
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standard input is read.
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.PP
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Usually the most interesting information is the uncompressed size and
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the dictionary size. Uncompressed size can be shown only if the file is
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in the non-streamed
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Usually the most interesting information is
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the uncompressed size and the dictionary size.
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Uncompressed size can be shown only if
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the file is in the non-streamed
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.B .lzma
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format variant. The amount of memory required to decompress the file is
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format variant.
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The amount of memory required to decompress the file is
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a few dozen kilobytes plus the dictionary size.
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.PP
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.B lzmainfo
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is included in XZ Utils primarily for backward compatibility with LZMA Utils.
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.SH EXIT STATUS
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is included in XZ Utils primarily for
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backward compatibility with LZMA Utils.
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.SH "EXIT STATUS"
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.TP
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.B 0
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All is good.
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@ -51,5 +56,5 @@ while the correct suffix would be
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.B MiB
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(2^20 bytes).
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This is to keep the output compatible with LZMA Utils.
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.SH SEE ALSO
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.SH "SEE ALSO"
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.BR xz (1)
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@ -6,7 +6,7 @@
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.\"
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.\" License: GNU GPLv2+
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.\"
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.TH XZDIFF 1 "2009-07-05" "Tukaani" "XZ Utils"
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.TH XZDIFF 1 "2010-09-27" "Tukaani" "XZ Utils"
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.SH NAME
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xzcmp, xzdiff, lzcmp, lzdiff \- compare compressed files
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.SH SYNOPSIS
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@ -22,7 +22,7 @@ xzcmp, xzdiff, lzcmp, lzdiff \- compare compressed files
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.B lzdiff
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.RI [ diff_options "] " file1 " [" file2 ]
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.SH DESCRIPTION
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.B xzcmp
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.B xzcmp
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and
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.B xzdiff
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invoke
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@ -36,22 +36,23 @@ on files compressed with
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or
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.BR bzip2 (1).
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All options specified are passed directly to
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.B cmp
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.BR cmp (1)
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or
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.BR diff .
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.BR diff (1).
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If only one file is specified, then the files compared are
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.I file1
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(which must have a suffix of a supported compression format) and
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.I file1
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from which the compression format suffix has been stripped.
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If two files are specified, then they are uncompressed if necessary and fed to
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If two files are specified,
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then they are uncompressed if necessary and fed to
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.BR cmp (1)
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or
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.BR diff (1).
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The exit status from
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.B cmp
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.BR cmp (1)
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or
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.B diff
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.BR diff (1)
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is preserved.
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.PP
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The names
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@ -6,15 +6,15 @@
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.\"
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.\" License: GNU GPLv2+
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.\"
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.TH XZGREP 1 "2009-07-05" "Tukaani" "XZ Utils"
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.TH XZGREP 1 "2010-09-27" "Tukaani" "XZ Utils"
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.SH NAME
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xzgrep \- search compressed files for a regular expression
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.SH SYNOPSIS
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.B xzgrep
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.RI [ grep_options ]
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.RB [ \-e ]
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.RB [ \-e ]
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.I pattern
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.IR file ".\|.\|."
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.IR file "..."
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.br
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.B xzegrep
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.RB ...
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@ -31,7 +31,7 @@ xzgrep \- search compressed files for a regular expression
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.B lzfgrep
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.RB ...
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.SH DESCRIPTION
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.B xzgrep
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.B xzgrep
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invokes
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.BR grep (1)
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on
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@ -47,7 +47,8 @@ All options specified are passed directly to
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.PP
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If no
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.I file
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is specified, then the standard input is decompressed if necessary and fed to
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is specified, then standard input is decompressed if necessary
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and fed to
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.BR grep (1).
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When reading from standard input,
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.BR gzip (1)
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@ -7,7 +7,7 @@
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.\"
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.\" (Note that this file is not based on gzip's zless.1.)
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.\"
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.TH XZLESS 1 "2009-07-05" "Tukaani" "XZ Utils"
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.TH XZLESS 1 "2010-09-27" "Tukaani" "XZ Utils"
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.SH NAME
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xzless, lzless \- view xz or lzma compressed (text) files
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.SH SYNOPSIS
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@ -17,7 +17,7 @@ xzless, lzless \- view xz or lzma compressed (text) files
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.B lzless
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.RI [ file ...]
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.SH DESCRIPTION
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.B xzless
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.B xzless
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is a filter that displays text from compressed files to a terminal.
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It works on files compressed with
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.BR xz (1)
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@ -32,9 +32,11 @@ reads from standard input.
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.B xzless
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uses
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.BR less (1)
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to present its output. Unlike
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to present its output.
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Unlike
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.BR xzmore ,
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its choice of pager cannot be altered by setting an environment variable.
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its choice of pager cannot be altered by
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setting an environment variable.
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Commands are based on both
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.BR more (1)
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and
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@ -50,7 +52,8 @@ is provided for backward compatibility with LZMA Utils.
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.SH ENVIRONMENT
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.TP
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.B LESSMETACHARS
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A list of characters special to the shell. Set by
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A list of characters special to the shell.
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Set by
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.B xzless
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unless it is already set in the environment.
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.TP
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@ -4,22 +4,23 @@
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.\"
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.\" License: GNU GPLv2+
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.\"
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.TH XZMORE 1 "2009-07-05" "Tukaani" "XZ Utils"
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.TH XZMORE 1 "2010-09-27" "Tukaani" "XZ Utils"
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.SH NAME
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xzmore, lzmore \- view xz or lzma compressed (text) files
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.SH SYNOPSIS
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.B xzmore
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.RI [ "filename ..." ]
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.RI [ "filename ..." ]
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.br
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.B lzmore
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.RI [ "filename ..." ]
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.RI [ "filename ..." ]
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.SH DESCRIPTION
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.B xzmore
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is a filter which allows examination of
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.BR xz (1)
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or
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.BR lzma (1)
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compressed text files one screenful at a time on a soft-copy terminal.
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compressed text files one screenful at a time
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on a soft-copy terminal.
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.PP
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To use a pager other than the default
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.B more,
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1966
src/xz/xz.1
1966
src/xz/xz.1
File diff suppressed because it is too large
Load Diff
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@ -4,7 +4,7 @@
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.\" This file has been put into the public domain.
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.\" You can do whatever you want with this file.
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.\"
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.TH XZDEC 1 "2010-08-07" "Tukaani" "XZ Utils"
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.TH XZDEC 1 "2010-09-27" "Tukaani" "XZ Utils"
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.SH NAME
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xzdec, lzmadec \- Small .xz and .lzma decompressors
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.SH SYNOPSIS
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@ -25,7 +25,8 @@ files.
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.B xzdec
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is intended to work as a drop-in replacement for
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.BR xz (1)
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in the most common situations where a script has been written to use
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in the most common situations where a script
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has been written to use
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.B "xz \-\-decompress \-\-stdout"
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(and possibly a few other commonly used options) to decompress
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.B .xz
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@ -43,7 +44,8 @@ files.
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.PP
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To reduce the size of the executable,
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.B xzdec
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doesn't support multithreading or localization, and doesn't read options from
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doesn't support multithreading or localization,
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and doesn't read options from
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.B XZ_DEFAULTS
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and
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.B XZ_OPT
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.BR xz (1)
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compatibility.
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.B xzdec
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never uses the exit status
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.BR "2" .
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never uses the exit status 2.
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.TP
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.BR \-h ", " \-\-help
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Display a help message and exit successfully.
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@ -111,18 +112,32 @@ An error occurred.
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.B xzdec
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doesn't have any warning messages like
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.BR xz (1)
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has, thus the exit status
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.B 2
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is not used by
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has, thus the exit status 2 is not used by
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.BR xzdec .
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.SH NOTES
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Use
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.BR xz (1)
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instead of
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.B xzdec
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or
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.B lzmadec
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for normal everyday use.
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.B xzdec
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or
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.B lzmadec
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are meant only for situations where it is important to have
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a smaller decompressor than the full-featured
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.BR xz (1).
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.PP
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.B xzdec
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and
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.B lzmadec
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are not really that small. The size can be reduced further by dropping
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features from liblzma at compile time, but that shouldn't usually be done
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for executables distributed in typical non-embedded operating system
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distributions. If you need a truly small
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are not really that small.
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The size can be reduced further by dropping
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features from liblzma at compile time,
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but that shouldn't usually be done for executables distributed
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in typical non-embedded operating system distributions.
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If you need a truly small
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.B .xz
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decompressor, consider using XZ Embedded.
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.SH "SEE ALSO"
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