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# bash completion for gzip -*- shell-script -*-
_gzip()
{
local cur prev words cword
_init_completion || return
case $prev in
--blocksize|--suffix|--help|--version|-!(-*)[bShV])
return
;;
--processes|-!(-*)p)
COMPREPLY=( $(compgen -W "{1..$(_ncpus)}" -- "$cur") )
return
;;
esac
if [[ "$cur" == -* ]]; then
COMPREPLY=( $(compgen -W '$(_parse_help "$1") {-1..-9}' -- "$cur") )
[[ $COMPREPLY == *= ]] && compopt -o nospace
return
fi
local IFS=$'\n' 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
[[ "$prev" == -*f* ]] && xspec=
fi
_tilde "$cur" || return
compopt -o filenames
COMPREPLY=( $(compgen -f -X "$xspec" -- "$cur") \
$(compgen -d -- "$cur") )
} &&
complete -F _gzip gzip pigz
# ex: filetype=sh
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