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Support "man cmd subcmd" completion in contrib/man (Debian: #545411)

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David Paleino 2009-09-17 18:06:24 +02:00
parent 046f2abc6f
commit 584bc520df
2 changed files with 16 additions and 1 deletions
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@ -36,6 +36,7 @@ bash-completion (1.x)
* Improve qemu completion (Debian: #534901) * Improve qemu completion (Debian: #534901)
* Added sshfs completion (shares the same as scp) (Debian: #545978) * Added sshfs completion (shares the same as scp) (Debian: #545978)
* Fixed obvious brokenness (typos) in contrib/mdadm * Fixed obvious brokenness (typos) in contrib/mdadm
* Support "man cmd subcmd" completion in contrib/man (Debian: #545411)
[ Ville Skyttä ] [ Ville Skyttä ]
* Split yum completion to contrib/_yum (no longer installed by default, the * Split yum completion to contrib/_yum (no longer installed by default, the

16
contrib/man
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@ -8,7 +8,7 @@
-o $UNAME = OpenBSD ] && -o $UNAME = OpenBSD ] &&
_man() _man()
{ {
local cur i prev sect manpath manext mansect uname local cur i prev sect manpath manext mansect uname version subcommands
manext="@([0-9lnp]|[0-9][px]|man|3pm)?(.@(gz|bz2|lzma))" manext="@([0-9lnp]|[0-9][px]|man|3pm)?(.@(gz|bz2|lzma))"
mansect="@([0-9lnp]|[0-9][px]|3pm)" mansect="@([0-9lnp]|[0-9][px]|3pm)"
@ -16,6 +16,7 @@ _man()
COMPREPLY=() COMPREPLY=()
cur=`_get_cword` cur=`_get_cword`
prev=${COMP_WORDS[COMP_CWORD-1]} prev=${COMP_WORDS[COMP_CWORD-1]}
version=$(man --version | cut -d\ -f2)
if [[ "$prev" == -l ]]; then if [[ "$prev" == -l ]]; then
_filedir $manext _filedir $manext
@ -52,6 +53,19 @@ _man()
manpath="${manpath//://*man$sect/ } ${manpath//://*cat$sect/ }" manpath="${manpath//://*man$sect/ } ${manpath//://*cat$sect/ }"
fi fi
# Check whether $prev has "subcommand" manpages -- not always right! (try man hg ssh, then $ hg ssh)
# Unfortunately, there's no way to check whether a completion is a valid subcommand or not.
# man cmd subcmd is only supported from man-db 2.5.6
if ([ ${version:0:1} -eq 2 ] && [ ${version:2:1} -eq 5 ] && [ ${version:4:1} -gt 5 ]) ||
([ ${version:0:1} -eq 2 ] && [ ${version:2:1} -gt 5 ]) ||
[ ${version:0:1} -gt 2 ]; then
subcommands=$(whatis -w "$prev-*" | awk '{print $1}' | sed -e "s/$prev-//g" | tr "\n" " ")
if [ -n "$subcommands" ]; then
COMPREPLY=( $( compgen -W "$subcommands" -- $cur ) )
return 0
fi
fi
# redirect stderr for when path doesn't exist # redirect stderr for when path doesn't exist
COMPREPLY=( $( eval command ls "$manpath" 2>/dev/null ) ) COMPREPLY=( $( eval command ls "$manpath" 2>/dev/null ) )
# weed out directory path names and paths to man pages # weed out directory path names and paths to man pages