1 # perf bash and zsh completion
3 # Taken from git.git's completion script.
4 __my_reassemble_comp_words_by_ref()
6 local exclude i j first
7 # Which word separators to exclude?
8 exclude="${1//[^$COMP_WORDBREAKS]}"
10 if [ -z "$exclude" ]; then
11 words_=("${COMP_WORDS[@]}")
14 # List of word completion separators has shrunk;
15 # re-assemble words to complete.
16 for ((i=0, j=0; i < ${#COMP_WORDS[@]}; i++, j++)); do
17 # Append each nonempty word consisting of just
18 # word separator characters to the current word.
22 [ -n "${COMP_WORDS[$i]}" ] &&
23 # word consists of excluded word separators
24 [ "${COMP_WORDS[$i]//[^$exclude]}" = "${COMP_WORDS[$i]}" ]
26 # Attach to the previous token,
27 # unless the previous token is the command name.
28 if [ $j -ge 2 ] && [ -n "$first" ]; then
32 words_[$j]=${words_[j]}${COMP_WORDS[i]}
33 if [ $i = $COMP_CWORD ]; then
36 if (($i < ${#COMP_WORDS[@]} - 1)); then
43 words_[$j]=${words_[j]}${COMP_WORDS[i]}
44 if [ $i = $COMP_CWORD ]; then
50 type _get_comp_words_by_ref &>/dev/null ||
51 _get_comp_words_by_ref()
53 local exclude cur_ words_ cword_
54 if [ "$1" = "-n" ]; then
58 __my_reassemble_comp_words_by_ref "$exclude"
59 cur_=${words_[cword_]}
60 while [ $# -gt 0 ]; do
66 prev=${words_[$cword_-1]}
69 words=("${words_[@]}")
79 type __ltrim_colon_completions &>/dev/null ||
80 __ltrim_colon_completions()
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"}
94 COMPREPLY=( $( compgen -W "$1" -- "$2" ) )
100 __ltrim_colon_completions $cur
110 # List perf subcommands or long options
111 if [ $cword -eq 1 ]; then
112 if [[ $cur == --* ]]; then
113 cmds=$($cmd --list-opts)
115 cmds=$($cmd --list-cmds)
117 __perfcomp "$cmds" "$cur"
118 # List possible events for -e option
119 elif [[ $prev == "-e" && "${words[1]}" == @(record|stat|top) ]]; then
120 evts=$($cmd list --raw-dump)
121 __perfcomp_colon "$evts" "$cur"
123 # List subcommands for perf commands
124 if [[ $prev == @(kvm|kmem|mem|lock|sched) ]]; then
125 subcmds=$($cmd $prev --list-cmds)
126 __perfcomp_colon "$subcmds" "$cur"
128 # List long option names
129 if [[ $cur == --* ]]; then
131 opts=$($cmd $subcmd --list-opts)
132 __perfcomp "$opts" "$cur"
137 if [[ -n ${ZSH_VERSION-} ]]; then
138 autoload -U +X compinit && compinit
152 array[${#array[@]}+1]="$c"
156 compadd -Q -S '' -a -- array && _ret=0
163 local cur_="${2-$cur}"
167 if [[ "$cur_" == *:* ]]; then
168 local colon_word=${cur_%"${cur_##*:}"}
176 array[$#array+1]=${c#"$colon_word"}
180 compadd -Q -S '' -a -- array && _ret=0
185 local _ret=1 cur cword prev
186 cur=${words[CURRENT]}
187 prev=${words[CURRENT-1]}
189 emulate ksh -c __perf_main
190 let _ret && _default && _ret=0
198 type perf &>/dev/null &&
201 local cur words cword prev
202 _get_comp_words_by_ref -n =: cur words cword prev
206 complete -o bashdefault -o default -o nospace -F _perf perf 2>/dev/null \
207 || complete -o default -o nospace -F _perf perf