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|
# man(1) completion -*- shell-script -*-
_comp_cmd_man()
{
local cur prev words cword was_split comp_args
_comp_initialize -s -n : -- "$@" || return
local comprsuffix=".@([glx]z|bz2|lzma|Z|zst)"
local manext="@([0-9]*([a-z])|[lnp]|man)?($comprsuffix)"
local mansect="@([0-9]*([a-z])|[lnp])"
local noargopts='!(-*|*[ClMSsPpLmerRE]*)'
# shellcheck disable=SC2254
case $prev in
--config-file | -${noargopts}C)
_comp_compgen_filedir conf
return
;;
--local-file | -${noargopts}l)
_comp_compgen_filedir "$manext"
return
;;
--manpath | -${noargopts}M)
_comp_compgen_filedir -d
return
;;
--sections | -${noargopts}[Ss])
_comp_delimited : -W '{1..9}'
return
;;
--pager | -${noargopts}P)
_comp_compgen_commands
return
;;
--preprocessor | -${noargopts}p)
_comp_compgen -- -W 'e p t g r v'
return
;;
--locale | --systems | --extension | --prompt | --recode | --encoding | \
-${noargopts}[LmerRE])
return
;;
esac
[[ $was_split ]] && return
if [[ $cur == -* ]]; then
_comp_compgen_help -- -h || _comp_compgen_usage
[[ ${COMPREPLY-} == *= ]] && compopt -o nospace
return
fi
# file based completion if parameter looks like a path
if _comp_looks_like_path "$cur"; then
_comp_compgen_filedir "$manext"
return
fi
local manpath=$(manpath 2>/dev/null || command man -w 2>/dev/null)
if [[ ! $manpath ]]; then
# Note: Both "manpath" and "man -w" may be unavailable, in
# which case we determine the man paths based on the
# environment variable MANPATH.
manpath=:${MANPATH-}:
# Note: An empty path (represented by two consecutive colons
# or a preceding/trailing colon) represents the system man
# paths.
manpath=${manpath//::/':/usr/share/man:/usr/local/share/man:'}
manpath=${manpath:1:-1}
fi
# determine manual section to search
local sect
# shellcheck disable=SC2053
[[ $prev == $mansect ]] && sect=$prev || sect='*'
_comp_split -F : manpath "$manpath"
if ((${#manpath[@]})); then
local manfiles
_comp_compgen -Rv manfiles -- -S "/*man$sect/$cur*" -W '"${manpath[@]}"'
_comp_compgen -aRv manfiles -- -S "/*cat$sect/$cur*" -W '"${manpath[@]}"'
local IFS=
if _comp_expand_glob COMPREPLY '${manfiles[@]}'; then
# weed out directory path names and paths to man pages (empty
# elements will be removed by the later `compgen -X ''`)
COMPREPLY=("${COMPREPLY[@]##*/?(:)}")
# strip suffix from man pages
COMPREPLY=("${COMPREPLY[@]%$comprsuffix}")
_comp_compgen -c "${cur//\\\\/}" -- -W '"${COMPREPLY[@]%.*}"' -X ''
fi
_comp_unlocal IFS
fi
# shellcheck disable=SC2053
if [[ $prev != $mansect ]]; then
# File based completion for the rest, prepending ./ if needed
# (man 1.6f needs that for man pages in current dir)
local i start=${#COMPREPLY[@]}
_comp_compgen -a filedir "$manext"
for ((i = start; i < ${#COMPREPLY[@]}; i++)); do
[[ ${COMPREPLY[i]} == */* ]] || COMPREPLY[i]=./${COMPREPLY[i]}
done
fi
_comp_ltrim_colon_completions "$cur"
} &&
complete -F _comp_cmd_man man apropos whatis
# ex: filetype=sh
|
