39 lines
567 B
Sed
Executable File
39 lines
567 B
Sed
Executable File
#!/bin/sed -nrf
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# Skip over the ".." line that starts a comment block.
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/^\.{2}[[:space:]]*$/ n
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# Loop through the block until a non-indented line is found.
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# Append indented lines to the hold space.
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: indent
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/^ {4}/ {
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s/^ {4}//
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H
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$ b endblock
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n
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b indent
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}
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# Loop through to the end of the block.
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# Clear the hold space if unindented lines are present.
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:nonindent
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/^[[:space:]]*$/! {
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x
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s/.*//
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x
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$ d
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n
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b nonindent
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}
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# Print the contents of the hold space (if any) and clear it.
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: endblock
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s/.*//
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x
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s/^\n//
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/./ {
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p
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a \
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}
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