#!/bin/awk -f
BEGIN		{   needcontrol = 0;	}
/^@begin code /	{   needcontrol = 1 	}
/^@quote$/	{   needcontrol = 1	}
/^@text /	{   if (needcontrol) {
			print "@literal \\bgroup\\nwcustomcode{}"
		    }
		    needcontrol = 0
		}
/^@end code /	{   print "@literal \\egroup{}"	}
/^@endquote$/	{   print "@literal \\egroup{}"	}
		{   print	}