#autoload

# Options (only in separate words):
#
# -a  use all signals (even the pseudo-signals)
# -p  needs a `-' prefix
#
# A `-' or `--' as the first argument is ignored.

local expl last=-3 minus

while [[ "$1" = -[ap] ]]; do
  if [[ "$1" = -a ]]; then
    last=-1
  else
    minus=-
  fi
  shift
done

[[ "$1" = -(|-) ]] && shift

if _wanted signals expl signal &&
       { [[ -z "$minus" ]] || ! _style signals prefix-needed ||
         [[ "$PREFIX" = -* ]] } ; then
  local disp tmp

  if _style signals prefix-hidden; then
    tmp=( "${(@)signals[1,last]}" )
    disp=(-d tmp)
  else
    disp=()
  fi
  compadd "$@" "$expl[@]" "$disp[@]" -M 'm:{a-z}=${A-Z}' - \
          "${minus}${(@)^signals[1,last]}"
fi