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# bash completion for gzip -*- shell-script -*-
_comp_cmd_gzip()
{
local cur prev words cword comp_args
_comp_initialize -- "$@" || return
local noargopts='!(-*|*[bSACIJp]*)'
# shellcheck disable=SC2254
case $prev in
--blocksize | --suffix | --help | --version | --alias | --comment | \
--iterations | --maxsplits | -${noargopts}[bShVACIJ])
return
;;
--processes | -${noargopts}p)
local REPLY
_comp_get_ncpus
_comp_compgen -- -W "{1..$REPLY}"
return
;;
esac
if [[ $cur == -* ]]; then
_comp_compgen_help
_comp_compgen -a -- -W '-{1..9}'
[[ ${COMPREPLY-} == *= ]] && compopt -o nospace
return
fi
local xspec="*.@(gz|t[ag]z)"
[[ ${1##*/} == pigz ]] && xspec="*.@([gz]z|t[ag]z)"
if [[ $prev == --* ]]; then
[[ $prev == --@(decompress|list|test) ]] && xspec="!"$xspec
[[ $prev == --force ]] && xspec=
elif [[ $prev == -* ]]; then
[[ $prev == -*[dlt]* ]] && xspec="!"$xspec
[[ $prev == -*f* ]] && xspec=
fi
_comp_compgen_tilde && return
compopt -o filenames
_comp_compgen -- -f -X "$xspec" -o plusdirs
} &&
complete -F _comp_cmd_gzip gzip pigz
# ex: filetype=sh
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