File: mksyntaxhtml

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re2 20140304+dfsg-2
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#!/bin/sh

cp syntax.txt syntax.html
sam -d syntax.html <<'!'
,s/\&/\&amp;/g
,s/</\&lt;/g
,s/>/\&gt;/g
,s!== (([^()]|\([^()]*\))*)!≡ <code>\1</code>!g
,s!«!<code>!g
,s!»!</code>!g
,s! vim$! <font size=-2>VIM</font>!g
,s! pcre$! <font size=-2>PCRE</font>!g
,s! perl$! <font size=-2>PERL</font>!g
,x g/NOT SUPPORTED/ s!^[^	]+!<font color=#808080>&</font>!
,s!NOT SUPPORTED!!g
,s!(^[^	]+)	(.*)\n!<tr><td><code>\1</code></td><td>\2</td></tr>\n!g
,s!.*:$!<b>&</b>!g
,s!^$!<tr><td></td></tr>!g
,x v/<tr>/ s!.*!<tr><td colspan=2>&</td></tr>!
1,2c
<html>
<!-- AUTOMATICALLY GENERATED by mksyntaxhtml -->
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
<title>RE2 regular expression syntax reference</title>
</head>
<body>
<h1>RE2 regular expression syntax reference</h1>

<table border=0 cellpadding=2 cellspacing=2>
<tr><td colspan=2>This page lists the regular expression syntax accepted by RE2.</td></tr>
<tr><td colspan=2>It also lists syntax accepted by PCRE, PERL, and VIM.</td></tr>
<tr><td colspan=2>Grayed out expressions are not supported by RE2.</td></tr>
.
$a
</table>
</body>
</html>
.
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