PATCH: new _uml

[Oliver Kiddle <okiddle@xxxxxxxxxxx>]

New completion function for user mode linux.

Oliver

#compdef linux uml_moo uml_mconsole uml_switch tunctl

local curcontext="$curcontext" state st line expl suf ret=1
typeset -A opt_args

case $service in
  uml_moo)
    _arguments '1:COW file:_files -g \*cow\*' '2:new backing file:_files'
    return
  ;;
  uml_switch)
    _arguments \
      '-unix[listen on specified pair of sockets]:control socket: :data socket' \
      '-hub[act like a hub]'
  ;;
  uml_mconsole)
    if (( CURRENT == 2 )); then
      _wanted socket expl 'socket name' compadd {~/.uml,/tmp}/*/mconsole(N=:h:t) && ret=0
    elif [[ $words[CURRENT-1] = config ]]; then
      if [[ -prefix ubd || -prefix eth ]]; then
        state=option
      else
        _wanted device expl device compadd -S '' ubd eth && ret=0
      fi
    elif [[ $words[CURRENT-1] = remove ]]; then
      _wanted device expl device compadd ubd{0..7} eth{0..9} && ret=0
    elif (( CURRENT == 3 )); then
      _values 'command' \
        'version[print the UML kernel version number]' \
	'help[print help]' \
	'halt[shutdown UML system immediately]' \
	'reboot[reboot the UML system immediately]' \
	'config[add a new device to the virtual machine]' \
	'remove[delete a device from the virtual machine]' \
	'sysrq[perform sysrq action]:key:((r\:turn\ of\ keyboard\ raw\ mode k\:secure\ access\ key b\:reboot o\:shutdown s\:sync u\:remount p\:dump\ registers t\:dump\ tasks m\:dump\ memory e\:SIGTERM\ to\ all i\:SIGKILL\ to\ all l\:SIGKILL\ to\ all\ inc.\ init h\:help {0..9}\:console\ log\ level))' \
	'cad[invoke ctrl-alt-del handler]' \
	'stop[pause the UML]' \
	'go[continue the UML]' \
	&& ret=0
    else
      _message 'no more arguments'
    fi 
  ;;
  linux)
    _arguments -C \
      '(* -)--version[display kernel version number]' \
      '(* -)--help[print usage information]' \
      '(* -)--showconfig[show kernel configuration]' \
      '(-)*:option:->option' && return
  ;;
  tunctl)
    _arguments \
      '(-d)-b[brief output]' \
      '-f[specify tun clone device]:tun clone device:_files' \
      '(-d)-u[specify owner]:owner:_users' \
      '(-b -u -t)-d[specify devicename to delete]:device name:(tap{0..9})' \
      '(-d)-t[specify devicename]:device name:(tap{0..9})'
  ;;
esac

while [[ -n $state ]]; do
  st=$state
  unset state
  case $st in
    option)
      if compset -P '(ssl|con)[0-9]#='; then
        state=channel
	continue
      elif compset -P con; then
	_message -e consoles 'console number'
	return
      elif compset -P ssl; then
	_message -e serial 'serial line number'
	return
      elif compset -P 'ubd[0-7](|r)(|s)='; then
        compset -P '*,'
        _files && return
      elif compset -P ubd; then
        _message -e devices 'device number'
	return
      elif compset -P 'eth[0-9]##='; then
        if compset -P 1 '*,'; then
	  _message -e options option
	else
	  _wanted transports expl transports compadd -S, \
	    ethertap tuntap daemon mcast slip && return
        fi
	return
      elif compset -P eth; then
        _message -e ethernet number
	return
      fi
      compadd -n -S '' con ssl ubd eth && ret=0
      _values -C -w "option" \
	'mem[specify amount of "physical" memory to allocate]:memory' \
	'iomem[configure file as named IO memory region]:arg:->iomem' \
	'gdb[attach gdb to specified channel]:channel:->channel' \
	'gdb-pid[specify pid of debugger]:debugger pid:_pids' \
	'debugtrace[cause tracing thread to wait for debugger]' \
	'honeypot[put process stacks in the same location as on host]' \
	'debug[start kernel under gdb control]' \
	'root[specify root filesystem]:root device' \
	'umid[specify name for this UML machine]:name' \
	'uml_dir[location to place pid and umid files]:directory:_directories' \
	'initrd[boot from initrd image]:initrd file:_files' \
	'jail[enable protection of kernel memory from processes]' \
	'*con[attach a console to a host channel]:channel:->channel' \
	'*ssl[attach a serial line to a host channel]:channel:->channel' \
	'fake_ide[create ide0 entries which map onto ubd devices]' \
	'*ubd[associate device with host file]' \
	'fakehd[change the ubd device name to "hd"]' \
	'*eth[configure a network device]' \
	'ncpus[specify number of virtual processors to start]:processors' \
	'mode[force UML to run in specified mode]:mode:(tt)' \
	'mconsole[request mconsole driver to send a message to socket]:socket' \
	'xterm[specify alternate terminal emulator]:terminam emulator:->xterm' \
	'dsp[specify host dsp device]:dsp device:_files' \
	'mixer[specify host mixer device]:mixer device:_files' \
	'umn[specify ip address for host side of slip device]' && ret=0
    ;;
    iomem)
      if compset -P '*,'; then
	_files && ret=0
      else
	_message -e name
      fi
    ;;
    channel)
      compset -P '*,' || suf=( -S , )
      _values -S : ${suf/S/s} "channel" \
	pty pts xterm \
	'tty:tty:_files $suf' \
	"fd:file descriptor:_file_descriptors $suf" && ret=0
    ;;
    xterm)
      if compset -P 2 '*,'; then
        _wanted -x argument expl 'execute switch' compadd - -e -x && ret=0
      elif compset -P 1 '*,'; then
        _wanted -x argument expl 'title switch' compadd -S , - -t -T -title && ret=0
      else
        _wanted command expl 'terminal emulator' _command_names -e -S , && ret=0
      fi
    ;;
  esac
done

return ret

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