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IGZIP(1)			 User Commands			      IGZIP(1)

NAME
       igzip - compress	or decompress files similar to gzip

SYNOPSIS
       igzip [options] [infiles]

DESCRIPTION
       Compress	 or  decompress	files similar to gzip using the	ISA-L fast de-
       flate library.

       Output .gz files	are compatible with gzip and [RFC-1952].

       Options are similar to gzip except --keep is default.

OPTIONS
       -h, --help
	      help, print this message

       -#     use compression level # with 0 <=	# <= 3

       -o     <file>	       output file

       -c, --stdout
	      write to stdout

       -d, --decompress
	      decompress file

       -z, --compress
	      compress file (default)

       -f, --force
	      overwrite	output without prompting

       --rm   remove source files after	successful (de)compression

       -k, --keep
	      keep source files	(default)

       -S, --suffix <.suf>
	      suffix to	use while (de)compressing

       -V, --version
	      show version number

       -v, --verbose
	      verbose mode

       -N, --name
	      save/use file name and timestamp in compress/decompress

       -n, --no-name
	      do not save/use file name	and timestamp in compress/decompress

       -t, --test
	      test compressed file integrity

       -T, --threads <n>
	      use n threads to compress	if enabled

       -q, --quiet
	      suppress warnings

       with no infile, or when infile is - , read standard input

EXAMPLES
       Make compressed file1.gz	and file2.gz and keep file1 and	file2.
	      igzip file1 file2

       Piped compression and decompression.
	      igzip -c file.txt	| igzip	-d -c -

       Streaming compression from output of tar, compress level	2.
	      tar cf - dir1 | igzip -2 > dir1.tar.gz

REPORTING BUGS
       Report bugs to https://github.com/intel/isa-l/issues

igzip 2.31.1			 December 2024			      IGZIP(1)

Want to link to this manual page? Use this URL:
<https://man.freebsd.org/cgi/man.cgi?query=igzip&sektion=1&manpath=FreeBSD+Ports+14.3.quarterly>

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