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# table-of-contents extractor
# Copyright (C) 1999 Sandy Harris.
#
# This program is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the
# Free Software Foundation; either version 2 of the License, or (at your
# option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
# for more details.
#
# RCSID $Id: contents.awk,v 1.1 2001/01/29 01:18:07 sandy Exp $
BEGIN {
# initialise indent counter
indent = 0
# define variables for section breaks
b0 = "==================================================="
b1 = "---------------------------------------------------"
b2 = "\t------------------------------------------"
# TURN OFF HTML formatting
print "<html>"
print "<body>"
print "<pre>"
# print a header
blurb()
print "Section headings printed, indentation shows structure"
}
# start of new file
FNR == 1 {
print b0
print "HTML file: " "<a href=\"" FILENAME "\">" FILENAME "</a>"
print b1
}
# print header lines
# actual printing is done by tagged() function
# which adds tag if last line was <a name=...>
$0 ~/<h1>/ {
text = $0
tabs = ""
gsub(/.*<h1>/, "", text)
gsub(/<\/h1>/, "", text)
tagged( text )
}
$0 ~/<h2>/ {
text = $0
tabs = "\t"
gsub(/.*<h2>/, "", text)
gsub(/<\/h2>/, "", text)
tagged(text)
}
$0 ~/<h3>/ {
text = $0
tabs = "\t\t"
gsub(/.*<h3>/, "", text)
gsub(/<\/h3>/, "", text)
tagged(text)
}
$0 ~/<h4>/ {
text = $0
tabs = "\t\t\t"
gsub(/.*<h4>/, "", text)
gsub(/<\/h4>/, "", text)
tagged( text )
}
# if current line is not header
# and we have stored tag from <a name=..> line
# make link to that tag
$0 !~ /<h[1-4]/ {
if( length(name) )
print "[ <a href=\"" FILENAME "#" name "\">" name "</a>" " ]"
name = ""
}
# for <a name=whatever> lines
# save name in a variable
# not printed until we see next line
$0 ~ /<a name=.*>/ {
name = $0
# strip anything before or after name tag
gsub(/.*<a name=/, "", name)
gsub(/>.*/, "", name)
# strip quotes off name
gsub(/^"/, "", name)
gsub(/"$/, "", name)
}
END {
print b0
blurb()
print "Docs & script by Sandy Harris"
print "</pre>"
print "</body>"
print "</html>"
}
function tagged(text) { # print header with tag if available
if( length(name) ) # > 0 if previous line was a name
print tabs "<a href=\"" FILENAME "#" name "\">" text "</a>"
else
print tabs text
name = ""
}
function blurb() {
print "Linux FreeSWAN HTML documents"
print "Automatically generated Table of Contents"
print "Bug reports to the mailing list: linux-ipsec@clinet.fi"
print "<p>"
}
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