Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1# perf completion
2
3# Taken from git.git's completion script.
4__my_reassemble_comp_words_by_ref()
5{
6 local exclude i j first
7 # Which word separators to exclude?
8 exclude="${1//[^$COMP_WORDBREAKS]}"
9 cword_=$COMP_CWORD
10 if [ -z "$exclude" ]; then
11 words_=("${COMP_WORDS[@]}")
12 return
13 fi
14 # List of word completion separators has shrunk;
15 # re-assemble words to complete.
16 for ((i=0, j=0; i < ${#COMP_WORDS[@]}; i++, j++)); do
17 # Append each nonempty word consisting of just
18 # word separator characters to the current word.
19 first=t
20 while
21 [ $i -gt 0 ] &&
22 [ -n "${COMP_WORDS[$i]}" ] &&
23 # word consists of excluded word separators
24 [ "${COMP_WORDS[$i]//[^$exclude]}" = "${COMP_WORDS[$i]}" ]
25 do
26 # Attach to the previous token,
27 # unless the previous token is the command name.
28 if [ $j -ge 2 ] && [ -n "$first" ]; then
29 ((j--))
30 fi
31 first=
32 words_[$j]=${words_[j]}${COMP_WORDS[i]}
33 if [ $i = $COMP_CWORD ]; then
34 cword_=$j
35 fi
36 if (($i < ${#COMP_WORDS[@]} - 1)); then
37 ((i++))
38 else
39 # Done.
40 return
41 fi
42 done
43 words_[$j]=${words_[j]}${COMP_WORDS[i]}
44 if [ $i = $COMP_CWORD ]; then
45 cword_=$j
46 fi
47 done
48}
49
50type _get_comp_words_by_ref &>/dev/null ||
51_get_comp_words_by_ref()
52{
53 local exclude cur_ words_ cword_
54 if [ "$1" = "-n" ]; then
55 exclude=$2
56 shift 2
57 fi
58 __my_reassemble_comp_words_by_ref "$exclude"
59 cur_=${words_[cword_]}
60 while [ $# -gt 0 ]; do
61 case "$1" in
62 cur)
63 cur=$cur_
64 ;;
65 prev)
66 prev=${words_[$cword_-1]}
67 ;;
68 words)
69 words=("${words_[@]}")
70 ;;
71 cword)
72 cword=$cword_
73 ;;
74 esac
75 shift
76 done
77}
78
79type __ltrim_colon_completions &>/dev/null ||
80__ltrim_colon_completions()
81{
82 if [[ "$1" == *:* && "$COMP_WORDBREAKS" == *:* ]]; then
83 # Remove colon-word prefix from COMPREPLY items
84 local colon_word=${1%"${1##*:}"}
85 local i=${#COMPREPLY[*]}
86 while [[ $((--i)) -ge 0 ]]; do
87 COMPREPLY[$i]=${COMPREPLY[$i]#"$colon_word"}
88 done
89 fi
90}
91
92type perf &>/dev/null &&
93_perf()
94{
95 local cur words cword prev cmd
96
97 COMPREPLY=()
98 _get_comp_words_by_ref -n =: cur words cword prev
99
100 cmd=${words[0]}
101
102 # List perf subcommands or long options
103 if [ $cword -eq 1 ]; then
104 if [[ $cur == --* ]]; then
105 COMPREPLY=( $( compgen -W '--help --version \
106 --exec-path --html-path --paginate --no-pager \
107 --perf-dir --work-tree --debugfs-dir' -- "$cur" ) )
108 else
109 cmds=$($cmd --list-cmds)
110 COMPREPLY=( $( compgen -W '$cmds' -- "$cur" ) )
111 fi
112 # List possible events for -e option
113 elif [[ $prev == "-e" && "${words[1]}" == @(record|stat|top) ]]; then
114 evts=$($cmd list --raw-dump)
115 COMPREPLY=( $( compgen -W '$evts' -- "$cur" ) )
116 __ltrim_colon_completions $cur
117 # List long option names
118 elif [[ $cur == --* ]]; then
119 subcmd=${words[1]}
120 opts=$($cmd $subcmd --list-opts)
121 COMPREPLY=( $( compgen -W '$opts' -- "$cur" ) )
122 fi
123} &&
124
125complete -o bashdefault -o default -o nospace -F _perf perf 2>/dev/null \
126 || complete -o default -o nospace -F _perf perf