===================================================================
RCS file: /cvs/mandoc/mdoc_html.c,v
retrieving revision 1.123
retrieving revision 1.131
diff -u -p -r1.123 -r1.131
--- mandoc/mdoc_html.c	2010/12/17 00:18:29	1.123
+++ mandoc/mdoc_html.c	2010/12/19 12:14:36	1.131
@@ -1,4 +1,4 @@
-/*	$Id: mdoc_html.c,v 1.123 2010/12/17 00:18:29 kristaps Exp $ */
+/*	$Id: mdoc_html.c,v 1.131 2010/12/19 12:14:36 kristaps Exp $ */
 /*
  * Copyright (c) 2008, 2009, 2010 Kristaps Dzonsons <kristaps@bsd.lv>
  *
@@ -287,7 +287,7 @@ a2width(const char *p, struct roffsu *su)
 {
 
 	if ( ! a2roffsu(p, su, SCALE_MAX)) {
-		su->unit = SCALE_EM;
+		su->unit = SCALE_BU;
 		su->scale = (int)strlen(p);
 	}
 }
@@ -299,21 +299,15 @@ a2width(const char *p, struct roffsu *su)
 static void
 synopsis_pre(struct html *h, const struct mdoc_node *n)
 {
-	struct roffsu	 su;
-	struct htmlpair	 tag;
 
 	if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
 		return;
 
-	SCALE_VS_INIT(&su, 1);
-	bufcat_su(h, "margin-top", &su);
-	PAIR_STYLE_INIT(&tag, h);
-
 	if (n->prev->tok == n->tok && 
 			MDOC_Fo != n->tok && 
 			MDOC_Ft != n->tok && 
 			MDOC_Fn != n->tok) {
-		print_otag(h, TAG_DIV, 0, NULL);
+		print_otag(h, TAG_BR, 0, NULL);
 		return;
 	}
 
@@ -327,16 +321,16 @@ synopsis_pre(struct html *h, const struct mdoc_node *n
 	case (MDOC_In):
 		/* FALLTHROUGH */
 	case (MDOC_Vt):
-		print_otag(h, TAG_DIV, 1, &tag);
+		print_otag(h, TAG_P, 0, NULL);
 		break;
 	case (MDOC_Ft):
 		if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
-			print_otag(h, TAG_DIV, 1, &tag);
+			print_otag(h, TAG_P, 0, NULL);
 			break;
 		}
 		/* FALLTHROUGH */
 	default:
-		print_otag(h, TAG_DIV, 0, NULL);
+		print_otag(h, TAG_BR, 0, NULL);
 		break;
 	}
 }
@@ -360,7 +354,7 @@ a2offs(const char *p, struct roffsu *su)
 	else if (0 == strcmp(p, "indent-two"))
 		SCALE_HS_INIT(su, INDENT * 2);
 	else if ( ! a2roffsu(p, su, SCALE_MAX)) {
-		su->unit = SCALE_EM;
+		su->unit = SCALE_BU;
 		su->scale = (int)strlen(p);
 	}
 }
@@ -463,37 +457,31 @@ print_mdoc_node(MDOC_ARGS)
 	}
 }
 
-
 /* ARGSUSED */
 static void
 mdoc_root_post(MDOC_ARGS)
 {
-	struct htmlpair	 tag[3];
+	struct htmlpair	 tag[2];
 	struct tag	*t, *tt;
 	char		 b[DATESIZ];
 
 	time2a(m->date, b, DATESIZ);
 
-	PAIR_CLASS_INIT(&tag[0], "footer");
-	bufcat_style(h, "width", "100%");
-	PAIR_STYLE_INIT(&tag[1], h);
-	PAIR_SUMMARY_INIT(&tag[2], "footer");
+	PAIR_CLASS_INIT(&tag[0], "foot");
+	PAIR_SUMMARY_INIT(&tag[1], "Document Footer");
+	t = print_otag(h, TAG_TABLE, 2, tag);
 
-	t = print_otag(h, TAG_TABLE, 3, tag);
 	tt = print_otag(h, TAG_TR, 0, NULL);
 
-	bufinit(h);
-	bufcat_style(h, "width", "50%");
-	PAIR_STYLE_INIT(&tag[0], h);
+	PAIR_CLASS_INIT(&tag[0], "foot-date");
 	print_otag(h, TAG_TD, 1, tag);
+
 	print_text(h, b);
 	print_stagq(h, tt);
 
-	bufinit(h);
-	bufcat_style(h, "width", "50%");
-	bufcat_style(h, "text-align", "right");
-	PAIR_STYLE_INIT(&tag[0], h);
+	PAIR_CLASS_INIT(&tag[0], "foot-os");
 	print_otag(h, TAG_TD, 1, tag);
+
 	print_text(h, m->os);
 	print_tagq(h, t);
 }
@@ -517,36 +505,27 @@ mdoc_root_pre(MDOC_ARGS)
 
 	snprintf(title, BUFSIZ - 1, "%s(%s)", m->title, m->msec);
 
-	PAIR_CLASS_INIT(&tag[0], "header");
-	bufcat_style(h, "width", "100%");
-	PAIR_STYLE_INIT(&tag[1], h);
-	PAIR_SUMMARY_INIT(&tag[2], "header");
+	PAIR_CLASS_INIT(&tag[0], "head");
+	PAIR_SUMMARY_INIT(&tag[1], "Document Header");
+	t = print_otag(h, TAG_TABLE, 2, tag);
 
-	t = print_otag(h, TAG_TABLE, 3, tag);
-
 	tt = print_otag(h, TAG_TR, 0, NULL);
 
-	bufinit(h);
-	bufcat_style(h, "width", "10%");
-	PAIR_STYLE_INIT(&tag[0], h);
+	PAIR_CLASS_INIT(&tag[0], "head-ltitle");
 	print_otag(h, TAG_TD, 1, tag);
+
 	print_text(h, title);
 	print_stagq(h, tt);
 
-	bufinit(h);
-	bufcat_style(h, "text-align", "center");
-	bufcat_style(h, "white-space", "nowrap");
-	bufcat_style(h, "width", "80%");
-	PAIR_STYLE_INIT(&tag[0], h);
+	PAIR_CLASS_INIT(&tag[0], "head-vol");
 	print_otag(h, TAG_TD, 1, tag);
+
 	print_text(h, b);
 	print_stagq(h, tt);
 
-	bufinit(h);
-	bufcat_style(h, "text-align", "right");
-	bufcat_style(h, "width", "10%");
-	PAIR_STYLE_INIT(&tag[0], h);
+	PAIR_CLASS_INIT(&tag[0], "head-rtitle");
 	print_otag(h, TAG_TD, 1, tag);
+
 	print_text(h, title);
 	print_tagq(h, t);
 	return(1);
@@ -644,7 +623,7 @@ mdoc_nd_pre(MDOC_ARGS)
 	/* XXX: this tag in theory can contain block elements. */
 
 	print_text(h, "\\(em");
-	PAIR_CLASS_INIT(&tag, "desc-body");
+	PAIR_CLASS_INIT(&tag, "desc");
 	print_otag(h, TAG_SPAN, 1, &tag);
 	return(1);
 }
@@ -655,68 +634,46 @@ mdoc_nm_pre(MDOC_ARGS)
 {
 	struct htmlpair	 tag;
 	struct roffsu	 su;
-	const char	*cp;
+	size_t		 len;
 
-	/*
-	 * Accomodate for `Nm' being both an element (which may have
-	 * NULL children AND no m->name) and a block.
-	 */
-
-	cp = NULL;
-
-	if (MDOC_ELEM == n->type) {
-		if (NULL == n->child && NULL == m->name)
-			return(1);
+	switch (n->type) {
+	case (MDOC_ELEM):
 		synopsis_pre(h, n);
 		PAIR_CLASS_INIT(&tag, "name");
 		print_otag(h, TAG_SPAN, 1, &tag);
-		if (NULL == n->child)
+		if (NULL == n->child && m->name)
 			print_text(h, m->name);
-	} else if (MDOC_BLOCK == n->type) {
-		synopsis_pre(h, n);
+		return(1);
+	case (MDOC_HEAD):
+		print_otag(h, TAG_TD, 0, NULL);
+		if (NULL == n->child && m->name)
+			print_text(h, m->name);
+		return(1);
+	case (MDOC_BODY):
+		print_otag(h, TAG_TD, 0, NULL);
+		return(1);
+	default:
+		break;
+	}
 
-		bufcat_style(h, "clear", "both");
-		if (n->head->child || m->name) {
-			if (n->head->child && MDOC_TEXT == 
-					n->head->child->type)
-				cp = n->head->child->string;
-			if (NULL == cp || '\0' == *cp)
-				cp = m->name;
+	synopsis_pre(h, n);
+	PAIR_CLASS_INIT(&tag, "synopsis");
+	print_otag(h, TAG_TABLE, 1, &tag);
 
-			SCALE_HS_INIT(&su, (double)strlen(cp));
-			bufcat_su(h, "padding-left", &su);
-		}
+	for (len = 0, n = n->child; n; n = n->next)
+		if (MDOC_TEXT == n->type)
+			len += strlen(n->string);
 
-		PAIR_STYLE_INIT(&tag, h);
-		print_otag(h, TAG_DIV, 1, &tag);
-	} else if (MDOC_HEAD == n->type) { 
-		if (NULL == n->child && NULL == m->name)
-			return(1);
+	if (0 == len && m->name)
+		len = strlen(m->name);
 
-		if (n->child && MDOC_TEXT == n->child->type)
-			cp = n->child->string;
-		if (NULL == cp || '\0' == *cp)
-			cp = m->name;
-
-		SCALE_HS_INIT(&su, (double)strlen(cp));
-
-		bufcat_style(h, "float", "left");
-		bufcat_su(h, "min-width", &su);
-		SCALE_INVERT(&su);
-		bufcat_su(h, "margin-left", &su);
-
-		PAIR_STYLE_INIT(&tag, h);
-		print_otag(h, TAG_DIV, 1, &tag);
-
-		if (NULL == n->child)
-			print_text(h, m->name);
-	} else if (MDOC_BODY == n->type) {
-		SCALE_HS_INIT(&su, 2);
-		bufcat_su(h, "margin-left", &su);
-		PAIR_STYLE_INIT(&tag, h);
-		print_otag(h, TAG_DIV, 1, &tag);
-	}
-
+	SCALE_HS_INIT(&su, (double)len);
+	bufcat_su(h, "width", &su);
+	PAIR_STYLE_INIT(&tag, h);
+	print_otag(h, TAG_COL, 1, &tag);
+	print_otag(h, TAG_COL, 0, NULL);
+	print_otag(h, TAG_TBODY, 0, NULL);
+	print_otag(h, TAG_TR, 0, NULL);
 	return(1);
 }
 
@@ -988,7 +945,10 @@ mdoc_bl_pre(MDOC_ARGS)
 	PAIR_STYLE_INIT(&tag[0], h);
 
 	assert(lists[n->data.Bl->type]);
-	PAIR_CLASS_INIT(&tag[1], lists[n->data.Bl->type]);
+	bufinit(h);
+	bufcat(h, "list ");
+	bufcat(h, lists[n->data.Bl->type]);
+	PAIR_INIT(&tag[1], ATTR_CLASS, h->buf);
 	i = 2;
 
 	/* Set the block's left-hand margin. */
@@ -1043,6 +1003,9 @@ mdoc_ex_pre(MDOC_ARGS)
 	struct tag		*t;
 	struct htmlpair		 tag;
 
+	if (n->prev)
+		print_otag(h, TAG_BR, 0, NULL);
+
 	PAIR_CLASS_INIT(&tag, "utility");
 
 	print_text(h, "The");
@@ -1101,12 +1064,12 @@ mdoc_d1_pre(MDOC_ARGS)
 
 	/* BLOCKQUOTE needs a block body. */
 
-	if (MDOC_Dl == n->tok) {
-		PAIR_CLASS_INIT(&tag[1], "lit");
-		print_otag(h, TAG_DIV, 1, tag);
-	} else
-		print_otag(h, TAG_DIV, 0, tag);
+	if (MDOC_Dl == n->tok)
+		PAIR_CLASS_INIT(&tag[0], "lit display");
+	else
+		PAIR_CLASS_INIT(&tag[0], "display");
 
+	print_otag(h, TAG_DIV, 1, tag);
 	return(1);
 }
 
@@ -1146,19 +1109,8 @@ mdoc_bd_pre(MDOC_ARGS)
 	if (MDOC_HEAD == n->type)
 		return(0);
 
-	SCALE_VS_INIT(&su, 0);
-
-	assert(n->data.Bd);
-	if (n->data.Bd->offs)
-		a2offs(n->data.Bd->offs, &su);
-
-	comp = n->data.Bd->comp;
-
-	/* FIXME: -centered, etc. formatting. */
-	/* FIXME: does not respect -offset ??? */
-
 	if (MDOC_BLOCK == n->type) {
-		bufcat_su(h, "margin-left", &su);
+		comp = n->data.Bd->comp;
 		for (nn = n; nn && ! comp; nn = nn->parent) {
 			if (MDOC_BLOCK != nn->type)
 				continue;
@@ -1167,26 +1119,27 @@ mdoc_bd_pre(MDOC_ARGS)
 			if (nn->prev)
 				break;
 		}
-		if (comp) {
-			PAIR_STYLE_INIT(&tag[0], h);
-			print_otag(h, TAG_DIV, 1, tag);
-			return(1);
-		}
-		SCALE_VS_INIT(&su, 1);
-		bufcat_su(h, "margin-top", &su);
-		PAIR_STYLE_INIT(&tag[0], h);
-		print_otag(h, TAG_DIV, 1, tag);
+		if ( ! comp)
+			print_otag(h, TAG_P, 0, NULL);
 		return(1);
 	}
 
+	SCALE_HS_INIT(&su, 0);
+	if (n->data.Bd->offs)
+		a2offs(n->data.Bd->offs, &su);
+
+	bufcat_su(h, "margin-left", &su);
+	PAIR_STYLE_INIT(&tag[0], h);
+
 	if (DISP_unfilled != n->data.Bd->type && 
-			DISP_literal != n->data.Bd->type)
+			DISP_literal != n->data.Bd->type) {
+		PAIR_CLASS_INIT(&tag[1], "display");
+		print_otag(h, TAG_DIV, 2, tag);
 		return(1);
+	}
 
-	PAIR_CLASS_INIT(&tag[0], "lit");
-	bufcat_style(h, "white-space", "pre");
-	PAIR_STYLE_INIT(&tag[1], h);
-	print_otag(h, TAG_DIV, 2, tag);
+	PAIR_CLASS_INIT(&tag[1], "lit display");
+	print_otag(h, TAG_PRE, 2, tag);
 
 	for (nn = n->child; nn; nn = nn->next) {
 		print_mdoc_node(m, nn, h);
@@ -1218,7 +1171,9 @@ mdoc_bd_pre(MDOC_ARGS)
 		}
 		if (nn->next && nn->next->line == nn->line)
 			continue;
-		print_text(h, "\n");
+		else if (nn->next)
+			print_text(h, "\n");
+
 		h->flags |= HTML_NOSPACE;
 	}
 
@@ -1687,7 +1642,9 @@ mdoc_rv_pre(MDOC_ARGS)
 	struct htmlpair		 tag;
 	struct tag		*t;
 
-	print_otag(h, TAG_DIV, 0, NULL);
+	if (n->prev)
+		print_otag(h, TAG_BR, 0, NULL);
+
 	print_text(h, "The");
 
 	for (nn = n->child; nn; nn = nn->next) {
@@ -1883,8 +1840,9 @@ mdoc_lb_pre(MDOC_ARGS)
 {
 	struct htmlpair	tag;
 
-	if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
-		print_otag(h, TAG_DIV, 0, NULL);
+	if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags && n->prev)
+		print_otag(h, TAG_BR, 0, NULL);
+
 	PAIR_CLASS_INIT(&tag, "lib");
 	print_otag(h, TAG_SPAN, 1, &tag);
 	return(1);
@@ -1990,7 +1948,8 @@ mdoc_bk_pre(MDOC_ARGS)
 	case (MDOC_HEAD):
 		return(0);
 	case (MDOC_BODY):
-		h->flags |= HTML_PREKEEP;
+		if (n->parent->args || 0 == n->prev->nchild)
+			h->flags |= HTML_PREKEEP;
 		break;
 	default:
 		abort();