genwqe_gunzip man page

genwqe_gunzip ā€” IBM Hardware Accelerator Tool.


genwqe_gunzip [OPTION]... [FILE]...


Compress or uncompress FILEs (by default, compress FILES in-place).

Mandatory arguments to long options are mandatory for short options too.

-c, --stdout

write on standard output, keep original files unchanged

-d, --decompress


-f, --force

force overwrite of output file and compress links

-h, --help

give this help

-l, --list

list compressed file contents

-L, --license

display software license

-N, --name

save or restore the original name and time stamp

-q, --quiet

suppress all warnings

-S, --suffix=SUF

use suffix SUF on compressed files

-v, --verbose

verbose mode

-V, --version

display version number

-1, --fast

compress faster

-9, --best

compress better

Special options for testing and debugging

-A, --accelerator-type=GENWQE|CAPI CAPI is only available for System p

-B, --card=<card_no> -1 is for automatic card selection

-X, --cpu <cpu>

force to run on CPU <cpu>

-s, --software

force to use software compression/decompression

-i, --i_bufsize

input buffer size (128 KiB)

-o, --o_bufsize

output buffer size (512 KiB)

-N, --name=NAME

write NAME into gzip header

-C, --comment=CM

write CM into gzip header

-E, --extra=EXTRA write EXTRA (file) into gzip header

With no FILE, or when FILE is -, read standard input.

NOTE: Not all options are supported in this limited version! Suggestions or patches are welcome!

Reporting Bugs

Report bugs via

Code: zlibVersion()=1.2.11 Header: ZLIB_VERSION=1.2.11 consistent

Called with

ARGV[0]: "./genwqe_gunzip"
ARGV[1]: "-h"


February 2018 genwqe_gunzip 4.0.20 User Commands