COMPRESS(1) - General Commands Manual # COMPRESS(1) - General Commands Manual
NAME # compress, uncompress, zcat - compress and expand data (compress mode)
SYNOPSIS # compress [-123456789cdfghlNnOqrtv] [-b bits] [-o filename] [-S suffix] [file …]
uncompress [-cfhlNnqrtv] [-o filename] [file …]
zcat [-fghqr] [file …]
DESCRIPTION # The compress utility reduces the size of the named files using adaptive Lempel-Ziv coding, in compress mode. If invoked as compress -g, the deflate mode of compression is chosen; see gzip(1) for more information.
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GZIP(1) - General Commands Manual # GZIP(1) - General Commands Manual
NAME # gzip, gunzip, gzcat - compress and expand data (deflate mode)
SYNOPSIS # gzip [-123456789cdfhkLlNnOqrtVv] [-b bits] [-o filename] [-S suffix] [file …]
gunzip [-cfhkLlNnqrtVv] [-o filename] [file …]
gzcat [-fhqr] [file …]
DESCRIPTION # The gzip utility reduces the size of the named files using adaptive Lempel-Ziv coding, in deflate mode. If invoked as gzip -O, the compress mode of compression is chosen; see compress(1) for more information.
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ZNEW(1) - General Commands Manual # ZNEW(1) - General Commands Manual
NAME # znew - convert compressed files to gzipped files
SYNOPSIS # znew [-9fKtv] file …
DESCRIPTION # The znew utility uncompresses files compressed by compress(1) and recompresses them with gzip(1).
The options are as follows:
-9
Use the -9 mode of gzip(1), achieving better compression at the cost of slower execution.
-f
Overwrite existing ‘.gz’ files. Unless this option is specified, znew refuses to overwrite existing files.
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