zck_gen_zdict - Man Page

extract a dictionary and optionally the separate chunks from a zdict file


zck_gen_zdict[-d directory | --dir=directory] [-v | --verbose] file
zck_gen_zdict-? | --help | --usage | --version


The zck_gen_zdict utility reads the specified zchunk file, extracts the dictionary used during the compression, and optionally uncompresses the individual chunks into the specified directory.

The zck_gen_zdict utility accepts the following optional arguments:

-d, --dir

In addition to extracting the dictionary, uncompress the individual chunks as sequential files into the specified directory.

-v, --verbose

Verbose operation; display some diagnostic output.

-?, --help

Display program usage information and exit.


Display brief program usage information and exit.


Display program version information and exit.

Exit Status

The zck_gen_zdict utility exits 0 on success, and >0 if an error occurs.


Extract a zchunk file's dictionary into the words.txt.zdict file:

zck_gen_zdict words.txt.zck

Extract the dictionary into words.txt.zdict and also the chunks into the chunks/ directory:

zck_gen_zdict -d chunks/ words.txt.zck

See Also

unzck(1), zck(1), zck_delta_size(1), zck_read_header(1), zckdl(1)


The zck_gen_zdict utility was written by Jonathan Dieter ⟨jdieter@gmail.com⟩. This manual page stub was written by Peter Pentchev ⟨roam@ringlet.net⟩.

Referenced By

unzck(1), zck(1), zck_delta_size(1), zckdl(1), zck_read_header(1).

May 31, 2020