blob: b5ecaa3e0d4152c749e00fb406a29056bfcdb6ae (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
|
# Autocompletion for man(1)
_man() {
# Don't even bother if we don't have manpath(1)
hash manpath 2>/dev/null || return
# Don't bother if the word has slashes in it, the user is probably trying
# to complete an actual path
case $2 in
*/*) return 1 ;;
esac
# If this is the second word, and the previous word started with a number,
# we'll assume that's the section to search
local section subdir
if ((COMP_CWORD > 1)) ; then
case $3 in
[0-9]*)
section=$3
subdir=man${section%%[^0-9]*}
;;
esac
fi
# Read completion results from a subshell and add them to the COMPREPLY
# array individually
local page
while IFS= read -rd '' page ; do
[[ -n $page ]] || continue
COMPREPLY[${#COMPREPLY[@]}]=$page
done < <(
# Do not return dotfiles, give us extended globbing, and expand empty
# globs to just nothing
shopt -u dotglob
shopt -s extglob nullglob
# Make globbing case-insensitive if appropriate
while read -r _ setting ; do
case $setting in
('completion-ignore-case on')
shopt -s nocaseglob
break
;;
esac
done < <(bind -v)
# Break manpath(1) output into an array of paths
declare -a manpaths
IFS=: read -a manpaths -r < <(manpath 2>/dev/null)
# Iterate through the manual page paths and add every manual page we find
declare -a pages
for manpath in "${manpaths[@]}" ; do
[[ -n $manpath ]] || continue
if [[ -n $section ]] ; then
for page in \
"$manpath"/"$subdir"/"$2"*."$section"?(.[glx]z|.bz2|.lzma|.Z)
do
pages[${#pages[@]}]=$page
done
else
for page in "$manpath"/man[0-9]*/"$2"*.* ; do
pages[${#pages[@]}]=$page
done
fi
done
# Strip paths, .gz suffixes, and finally .<section> suffixes
pages=("${pages[@]##*/}")
pages=("${pages[@]%.@([glx]z|bz2|lzma|Z)}")
pages=("${pages[@]%.[0-9]*}")
# Print quoted entries, null-delimited
printf '%q\0' "${pages[@]}"
)
}
complete -F _man -o bashdefault -o default man
|