#!/bin/sh
+# Copyright 2022 - 2023 Paul Hänsch
+#
+# Permission to use, copy, modify, and/or distribute this software for any
+# purpose with or without fee is hereby granted, provided that the above
+# copyright notice and this permission notice appear in all copies.
+#
+# THE SOFTWARE IS PROVIDED “AS IS” AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
+# SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR
+# IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
. "$_EXEC/cgilite/cgilite.sh"
unset MD_MACROS
md() { cat; }
fi
+min="$1" max="$2"
+[ "$min" -ge 1 -a "$min" -le 6 ] || min=1
+[ "$max" -ge "$min" ] || max="$min"
+[ "$max" -le 6 ] || max=6
+
md |sed -nE '
1i<ul class="macro toc">
- s;^.*<section class="(h[1-6])( [^"]+)?" id="([^"]*)"><h[1-6]>(([^<]|<[^aA]|<[aA][^ ])+)(<a class="anchor" href="[^>]*"></a>)?</h[1-6]>$;<li class="toc \1"><a href="#\3">\4</a></li>;p
+ s;^.*<section class="(h[1-6])( [^"]+)?" id="([^"]*)"><h['${min}-${max}']>(([^<]|<[^aA]|<[aA][^ ])+)(<a class="anchor" href="[^>]*"></a>)?</h[1-6]>$;<li class="toc \1"><a href="#\3">\4</a></li>;p
$i</ul>
'