tools/power/cpupower/cpupower-completion.sh

   1 # -*- shell-script -*-
   2 # bash completion script for cpupower
   3 # Taken from git.git's completion script.
   4
   5 _cpupower_commands="frequency-info frequency-set idle-info idle-set set info monitor"
   6
   7 _frequency_info ()
   8 {
   9         local flags="-f -w -l -d -p -g -a -s -y -o -m -n --freq --hwfreq --hwlimits --driver --policy --governors --related-cpus --affected-cpus --stats --latency --proc --human --no-rounding"
  10         local prev="${COMP_WORDS[COMP_CWORD-1]}"
  11         local cur="${COMP_WORDS[COMP_CWORD]}"
  12         case "$prev" in
  13                 frequency-info) COMPREPLY=($(compgen -W "$flags" -- "$cur")) ;;
  14         esac
  15 }
  16
  17 _frequency_set ()
  18 {
  19         local flags="-f -g --freq --governor -d --min -u --max -r --related"
  20         local prev="${COMP_WORDS[COMP_CWORD-1]}"
  21         local cur="${COMP_WORDS[COMP_CWORD]}"
  22         case "$prev" in
  23                 -f| --freq | -d | --min | -u | --max)
  24                 if [ -d /sys/devices/system/cpu/cpufreq/ ] ; then
  25                         COMPREPLY=($(compgen -W '$(cat $(ls -d /sys/devices/system/cpu/cpufreq/policy* | head -1)/scaling_available_frequencies)' -- "$cur"))
  26                 fi ;;
  27                 -g| --governor)
  28                 if [ -d /sys/devices/system/cpu/cpufreq/ ] ; then
  29                         COMPREPLY=($(compgen -W '$(cat $(ls -d /sys/devices/system/cpu/cpufreq/policy* | head -1)/scaling_available_governors)' -- "$cur"))
  30                 fi;;
  31                 frequency-set) COMPREPLY=($(compgen -W "$flags" -- "$cur")) ;;
  32         esac
  33 }
  34
  35 _idle_info()
  36 {
  37         local flags="-f --silent"
  38         local prev="${COMP_WORDS[COMP_CWORD-1]}"
  39         local cur="${COMP_WORDS[COMP_CWORD]}"
  40         case "$prev" in
  41                 idle-info) COMPREPLY=($(compgen -W "$flags" -- "$cur")) ;;
  42         esac
  43 }
  44
  45 _idle_set()
  46 {
  47         local flags="-d --disable -e --enable -D --disable-by-latency -E --enable-all"
  48         local prev="${COMP_WORDS[COMP_CWORD-1]}"
  49         local cur="${COMP_WORDS[COMP_CWORD]}"
  50         case "$prev" in
  51                 idle-set) COMPREPLY=($(compgen -W "$flags" -- "$cur")) ;;
  52         esac
  53 }
  54
  55 _set()
  56 {
  57         local flags="--perf-bias, -b"
  58         local prev="${COMP_WORDS[COMP_CWORD-1]}"
  59         local cur="${COMP_WORDS[COMP_CWORD]}"
  60         case "$prev" in
  61                 set) COMPREPLY=($(compgen -W "$flags" -- "$cur")) ;;
  62         esac
  63 }
  64
  65 _monitor()
  66 {
  67         local flags="-l -m -i -c -v"
  68         local prev="${COMP_WORDS[COMP_CWORD-1]}"
  69         local cur="${COMP_WORDS[COMP_CWORD]}"
  70         case "$prev" in
  71                 monitor) COMPREPLY=($(compgen -W "$flags" -- "$cur")) ;;
  72         esac
  73 }
  74
  75 _taskset()
  76 {
  77         local prev_to_prev="${COMP_WORDS[COMP_CWORD-2]}"
  78         local prev="${COMP_WORDS[COMP_CWORD-1]}"
  79         local cur="${COMP_WORDS[COMP_CWORD]}"
  80         case "$prev_to_prev" in
  81                 -c|--cpu) COMPREPLY=($(compgen -W "$_cpupower_commands" -- "$cur")) ;;
  82         esac
  83         case "$prev" in
  84                 frequency-info) _frequency_info ;;
  85                 frequency-set) _frequency_set ;;
  86                 idle-info) _idle_info ;;
  87                 idle-set) _idle_set ;;
  88                 set) _set ;;
  89                 monitor) _monitor ;;
  90         esac
  91
  92 }
  93
  94 _cpupower ()
  95 {
  96         local i
  97         local c=1
  98         local command
  99
 100         while test $c -lt $COMP_CWORD; do
 101                 if test $c == 1; then
 102                         command="${COMP_WORDS[c]}"
 103                 fi
 104                 c=$((++c))
 105         done
 106
 107         # Complete name of subcommand if the user has not finished typing it yet.
 108         if test $c -eq $COMP_CWORD -a -z "$command"; then
 109                 COMPREPLY=($(compgen -W "help -v --version -c --cpu $_cpupower_commands" -- "${COMP_WORDS[COMP_CWORD]}"))
 110                 return
 111         fi
 112
 113         # Complete arguments to subcommands.
 114         case "$command" in
 115                 -v|--version) return ;;
 116                 -c|--cpu) _taskset ;;
 117                 help) COMPREPLY=($(compgen -W "$_cpupower_commands" -- "${COMP_WORDS[COMP_CWORD]}")) ;;
 118                 frequency-info) _frequency_info ;;
 119                 frequency-set) _frequency_set ;;
 120                 idle-info) _idle_info ;;
 121                 idle-set) _idle_set ;;
 122                 set) _set ;;
 123                 monitor) _monitor ;;
 124         esac
 125 }
 126
 127 complete -o bashdefault -o default -F _cpupower cpupower 2>/dev/null \
 128     || complete -o default -F _cpupower cpupower