ZCK(1) | General Commands Manual | ZCK(1) |
NAME
zck
— compress a
file using the zchunk format
SYNOPSIS
zck |
[-D file |
--dict =file]
[-m chunk |
--manual =chunk]
[-o file |
--output =file]
[-s string |
--split =string]
[-v | --verbose ]
file |
zck |
- ? | --help |
--usage | --version |
DESCRIPTION
The zck
utility creates a new zchunk file
from the data in the specified input file.
NOTE:
If no output file is specified using the -o
option,
the zck
utility will place the new file with the
.zck extension in the
current
working directory, not in the directory where the original file resides.
The zck
utility accepts the following
optional arguments:
-D
,--dict
- Set the zstd compression dictionary to the specified file.
-m
,--manual
- Do not do any automatic chunking (implies
-s
). -o
,--output
- Output to the specified file.
-s
,--split
- Split chunks at the beginning of the specified string.
-v
,--verbose
- Verbose operation; display some diagnostic output.
-
?,--help
- Display program usage information and exit.
--usage
- Display brief program usage information and exit.
--version
- Display program version information and exit.
EXIT STATUS
The zck
utility exits 0 on success,
and >0 if an error occurs.
EXAMPLES
Create (in the current directory) a zchunk-compressed words.zck file from a dictionary:
zck
/usr/share/dict/words
The same, but specify an output file:
zck -o /tmp/words.txt.zck
/usr/share/dict/words
Generate a zchunk file with chunks separated on HTML sections:
zck -s '<h2>'
doc.html
SEE ALSO
unzck(1), zck_delta_size(1), zck_gen_zdict(1), zck_read_header(1), zckdl(1)
AUTHOR
The zck
utility was written by
Jonathan Dieter ⟨jdieter@gmail.com⟩.
This manual page stub was written by Peter Pentchev
⟨roam@ringlet.net⟩.
May 31, 2020 | Linux 6.11.5-arch1-1 |