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# man(1) completion -*- shell-script -*-
_man()
{
local cur prev words cword split
_init_completion -s -n : || return
local comprsuffix=".@([glx]z|bz2|lzma|Z)"
local manext="@([0-9lnp]|[0-9][px]|man|3?(gl|pm))?($comprsuffix)"
local mansect="@([0-9lnp]|[0-9][px]|3?(gl|pm))"
case $prev in
-C|--config-file)
_filedir conf
return
;;
-l|--local-file)
_filedir "$manext"
return
;;
-M|--manpath)
_filedir -d
return
;;
-P|--pager)
compopt -o filenames
COMPREPLY=( $( compgen -c -- "$cur" ) )
return
;;
-p|--preprocessor)
COMPREPLY=( $( compgen -W 'e p t g r v' -- "$cur" ) )
return
;;
-L|--locale|-m|--systems|-e|--extension|-r|--prompt|-R|--recode|\
-E|--encoding)
return
;;
esac
$split && return
if [[ $cur == -* ]]; then
COMPREPLY=( $( compgen -W '$( _parse_help "$1" -h )' -- "$cur" ) )
[[ $COMPREPLY == *= ]] && compopt -o nospace
return
fi
# file based completion if parameter looks like a path
if [[ "$cur" == @(*/|[.~])* ]]; then
_filedir "$manext"
return
fi
local manpath=$( manpath 2>/dev/null || command man -w 2>/dev/null )
[[ -z $manpath ]] && manpath="/usr/share/man:/usr/local/share/man"
# determine manual section to search
local sect
[[ "$prev" == $mansect ]] && sect=$prev || sect='*'
_expand || return
manpath=$manpath:
if [[ -n $cur ]]; then
manpath="${manpath//://*man$sect/$cur* } ${manpath//://*cat$sect/$cur* }"
else
manpath="${manpath//://*man$sect/ } ${manpath//://*cat$sect/ }"
fi
# redirect stderr for when path doesn't exist
COMPREPLY=( $( eval command ls "$manpath" 2>/dev/null ) )
# weed out directory path names and paths to man pages
COMPREPLY=( ${COMPREPLY[@]##*/?(:)} )
# strip suffix from man pages
COMPREPLY=( ${COMPREPLY[@]%$comprsuffix} )
COMPREPLY=( $( compgen -W '${COMPREPLY[@]%.*}' -- "${cur//\\\\/}" ) )
if [[ "$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[@]}
_filedir "$manext"
for (( i=$start; i < ${#COMPREPLY[@]}; i++ )); do
[[ ${COMPREPLY[i]} == */* ]] || COMPREPLY[i]=./${COMPREPLY[i]}
done
fi
__ltrim_colon_completions "$cur"
} &&
complete -F _man man apropos whatis
# ex: filetype=sh
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