===================================================================
RCS file: /cvs/mandoc/html.c,v
retrieving revision 1.174
retrieving revision 1.180
diff -u -p -r1.174 -r1.180
--- mandoc/html.c	2014/09/28 20:14:20	1.174
+++ mandoc/html.c	2014/10/28 17:36:19	1.180
@@ -1,6 +1,6 @@
-/*	$Id: html.c,v 1.174 2014/09/28 20:14:20 kristaps Exp $ */
+/*	$Id: html.c,v 1.180 2014/10/28 17:36:19 schwarze Exp $ */
 /*
- * Copyright (c) 2008, 2009, 2010, 2011, 2014 Kristaps Dzonsons <kristaps@bsd.lv>
+ * Copyright (c) 2008-2011, 2014 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2011, 2012, 2013, 2014 Ingo Schwarze <schwarze@openbsd.org>
  *
  * Permission to use, copy, modify, and distribute this software for any
@@ -105,6 +105,7 @@ static	const char	*const htmlattrs[ATTR_MAX] = {
 	"charset", /* ATTR_CHARSET */
 	"open", /* ATTR_OPEN */
 	"close", /* ATTR_CLOSE */
+	"mathvariant", /* ATTR_MATHVARIANT */
 };
 
 static	const char	*const roffscales[SCALE_MAX] = {
@@ -126,11 +127,10 @@ static	int	 print_escape(char);
 static	int	 print_encode(struct html *, const char *, int);
 static	void	 print_metaf(struct html *, enum mandoc_esc);
 static	void	 print_attr(struct html *, const char *, const char *);
-static	void	 *ml_alloc(char *);
 
 
-static void *
-ml_alloc(char *outopts)
+void *
+html_alloc(const struct mchars *mchars, char *outopts)
 {
 	struct html	*h;
 	const char	*toks[5];
@@ -145,7 +145,7 @@ ml_alloc(char *outopts)
 	h = mandoc_calloc(1, sizeof(struct html));
 
 	h->tags.head = NULL;
-	h->symtab = mchars_alloc();
+	h->symtab = mchars;
 
 	while (outopts && *outopts)
 		switch (getsubopt(&outopts, UNCONST(toks), &v)) {
@@ -168,20 +168,6 @@ ml_alloc(char *outopts)
 	return(h);
 }
 
-void *
-html_alloc(char *outopts)
-{
-
-	return(ml_alloc(outopts));
-}
-
-void *
-xhtml_alloc(char *outopts)
-{
-
-	return(ml_alloc(outopts));
-}
-
 void
 html_free(void *p)
 {
@@ -195,9 +181,6 @@ html_free(void *p)
 		free(tag);
 	}
 
-	if (h->symtab)
-		mchars_free(h->symtab);
-
 	free(h);
 }
 
@@ -436,29 +419,28 @@ print_encode(struct html *h, const char *p, int norecu
 		case ESCAPE_UNICODE:
 			/* Skip past "u" header. */
 			c = mchars_num2uc(seq + 1, len - 1);
-			if ('\0' != c)
-				printf("&#x%x;", c);
 			break;
 		case ESCAPE_NUMBERED:
 			c = mchars_num2char(seq, len);
-			if ( ! ('\0' == c || print_escape(c)))
-				putchar(c);
 			break;
 		case ESCAPE_SPECIAL:
 			c = mchars_spec2cp(h->symtab, seq, len);
-			if (c > 0)
-				printf("&#%d;", c);
-			else if (-1 == c && 1 == len &&
-			    !print_escape(*seq))
-				putchar((int)*seq);
 			break;
 		case ESCAPE_NOSPACE:
 			if ('\0' == *p)
 				nospace = 1;
-			break;
+			continue;
 		default:
-			break;
+			continue;
 		}
+		if (c <= 0)
+			continue;
+		if (c < 0x20 || (c > 0x7E && c < 0xA0))
+			c = 0xFFFD;
+		if (c > 0x7E)
+			printf("&#%d;", c);
+		else if ( ! print_escape(c))
+			putchar(c);
 	}
 
 	return(nospace);