38 lines
424 B
Plaintext
38 lines
424 B
Plaintext
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#!/bin/sh
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expand |
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sed -n '
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/./!d
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p
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i\
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:l
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n
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p
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bl' |
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sed -n '
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:l
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p
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n
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/./bl
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:b
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n
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/./!bb
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i\
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bl' |
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sed -e '1s/^/./' -e 's/^ /./' |
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fmt -p |
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awk '
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BEGIN { LIMIT = 65 }
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NR == 1 || /^[^\.]/ || length($0) < LIMIT {
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sub(/^\./, NR == 1 ? "" : " ");
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print;
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}
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/^\./ && length($0) >= LIMIT {
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sub(/^\./, " ");
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print substr($0, 1, LIMIT)"\\";
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for (i = 2*LIMIT - length($0) + 1; i; i--)
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printf " ";
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print substr($0, LIMIT+1);
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}'
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