1 #!/usr/local/plan9/bin/rc 2 3 . 9.rc 4 5 PROMPT='[^ ]*[%;$#][ ]+' 6 7 fn cmds { 8 wintext | sed -n 's/^'$PROMPT'([^"])/ \1/p' 9 } 10 11 switch($#*) { 12 case 0 13 cmds | tail -1 14 case * 15 cmds | grep -n '^ '^$"* | tail -r | 16 sort -u +1 | sort -n | 17 sed 's/^[0-9]+: //' 18 }