#!/bin/sh cp syntax.txt syntax.html sam -d syntax.html <<'!' ,s/\&/\&/g ,s/</\</g ,s/>/\>/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> . w q !