2011-04-28 20:48:41 +03:00

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# man(1) completion
[[ $USERLAND == GNU || $UNAME == @(Darwin|FreeBSD|SunOS|Cygwin|OpenBSD) ]] &&
_man()
{
local cur prev words cword
_init_completion -n := || return
local split=false
_split_longopt && split=true
local i sect manpath manext mansect uname
manext="@([0-9lnp]|[0-9][px]|man|3pm)?(.@([gx]z|bz2|lzma|Z))"
mansect="@([0-9lnp]|[0-9][px]|3pm)"
case $prev in
-C|--config-file)
_filedir conf
return
;;
-l|--local-file)
_filedir $manext
return
;;
-M|--manpath)
_filedir -d
return
;;
-P|--pager)
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" ) )
return
fi
_expand || return 0
# file based completion if parameter looks like a path
if [[ "$cur" == @(*/|[.~])* ]]; then
_filedir $manext
return 0
fi
uname=$( uname -s )
if [[ $uname == @(Linux|GNU|GNU/*|FreeBSD|Cygwin|CYGWIN_*) ]]; then
manpath=$( manpath 2>/dev/null || command man --path )
else
manpath=$MANPATH
fi
if [ -z "$manpath" ]; then
COMPREPLY=( $( compgen -c -- "$cur" ) )
return 0
fi
# determine manual section to search
[[ "$prev" == $mansect ]] && sect=$prev || sect='*'
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[@]%.@([gx]z|bz2|lzma|Z)} )
COMPREPLY=( $( compgen -W '${COMPREPLY[@]%.*}' -- "${cur//\\\\/}" ) )
if [[ "$prev" != $mansect ]]; then
# File based completion for the rest, prepending ./ if needed
# (man 1.6f needs that for man pages in current dir)
local start=${#COMPREPLY[@]}
_filedir $manext
for (( i=$start; i < ${#COMPREPLY[@]}; i++ )); do
[[ ${COMPREPLY[i]} == */* ]] || COMPREPLY[i]=./${COMPREPLY[i]}
done
fi
__ltrim_colon_completions "$cur"
return 0
} &&
complete -F _man man apropos whatis
# Local variables:
# mode: shell-script
# sh-basic-offset: 4
# sh-indent-comment: t
# indent-tabs-mode: nil
# End:
# ex: ts=4 sw=4 et filetype=sh