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#compdef gdb

# This uses the configuration keys `ps_args' and `ps_listargs'
# described in the `_wait' function.

local cur="$words[CURRENT]" prev w list ret=1

_long_options -t '*=(CORE|SYM)FILE'	'_files' \
		 '*=EXECFILE'   	'_files *(*)' \
		 '*=TTY'		'compadd /dev/tty*' && return 0

if compset -P '-(cd|directory)='; then
  _files -/
elif compset -P '-tty='; then
  compadd - /dev/tty*
elif compset -P '-(exec|se)='; then
  _files -/g '*(*)'
elif compset -P '-(symbols|core|command)='; then
  _files
elif compset -P -; then
  compadd -QS '' - symbols\= exec\= se\= core\= command\= directory\= \
	           cd\= tty\=
  compadd - help h s e c x d nx n quiet q batch fullname f b
else
  prev="$words[CURRENT-1]"

  case "$prev" in
  (-d) _files -/ && return 0 ;;
  (-e) _files -/g '*(*)' && return 0 ;;
  (-[csx]) _files && return 0 ;;
  (-b) compadd -V baud 0 50 75 110 134 150 200 300 600 1200 1800 2400 4800 \
                       9600 19200 38400 57600 115200 230400 && return 0 ;;
  esac
  w=( "${(@)words[2,-1]}" )
  while [[ "$w[1]" = -* ]]; do
    [[ "$w[1]" = -[decsxb] ]] && shift 1 w
    shift 1 w
  done

  if [[ $#w -gt 1 ]]; then
    _files && ret=0
    list=("${(F)${(@Mr:COLUMNS-1:)${(f)$(ps ${compconfig[ps_listargs]:-$compconfig[ps_args]} 2>/dev/null)}[2,-1]:#[ 	]#${PREFIX}[0-9]#${SUFFIX}[ 	]*${w[1]:t}}}
")
    compadd -y list - ${${${(M)${(f)"$(ps $compconfig[ps_args] 2>/dev/null)"}:#*${w[1]:t}*}## #}%% *} && ret=0

    return ret
  else
    _files -/g '*(*)'
  fi
fi