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Annotation of 41BSD/cmd/diction/explain, revision 1.1

1.1     ! root        1: trap 'rm $$; exit' 1 2 3 15
        !             2: D=/usr/lib/explain.d
        !             3: while echo "phrase?";read x
        !             4: do
        !             5: cat >$$ <<dn
        !             6: /$x.*  /s/\(.*\)       \(.*\)/use "\2" for "\1"/p
        !             7: dn
        !             8: case $x in
        !             9: [a-z]*)
        !            10: sed -n -f $$ $D; rm $$;;
        !            11: *) rm $$;;
        !            12: esac
        !            13: done

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