#!/usr/local/plan9/bin/rc fn text { if(~ $winid [0-9]*) 9p read acme/$winid/body if not if(~ $text9term unix!*) dial -e $text9term </dev/null if not status='' } PROMPT='[^ ]*[%;$#][ ]+' fn cmds { text | 9grep '^'$PROMPT'[^"]' | sed 's/^/ /' } switch($#*) { case 0 cmds | tail -1 case * cmds | 9grep '^ '$PROMPT^$"* | {echo; cat} | pr -t -n | sort -nr | sort -u +1 | sort -n | 9sed 's/^ *[0-9]+ //' | grep . } # the silly {echo; cat} gets around pr printing "empty file" when # presented with no input.