#compdef stty gstty

local expl

if [[ "$words[CURRENT-1]" = \
  (*erase|discard|status|dsusp|intr|kill|lnext|quit|reprint|start|s*p) ]]; then
  _wanted characters expl 'control character' compadd '^-' '^h' '^?' '^c' '^u'
else
  compset -P '[-+]'
  _wanted values expl setting \
      compadd rows columns intr quit erase kill eof eol eol2 start stop \
              susp dsusp reprint discard werase lnext parenb parodd cs8 \
              cstopb hupcl cread clocal parext ignbrk brkint ignpar \
	      parmrk inpck istrip inlcr igncr icrnl iuclc ixon ixany ixoff \
              imaxbel isig icanon xcase echo echoe echok echonl noflsh \
              tostop echoctl echoprt echoke flusho pending iexten opost \
	      olcuc onlcr ocrnl onocr onlret ofill ofdel raw sane
fi