mdocml: Fully fix the `Rv' and `Ex' handlers for -T[x]html and -Tascii.

mdocml: Fully fix the `Rv' and `Ex' handlers for -T[x]html and -Tascii.

[kristaps]

Log Message:
-----------
Fully fix the `Rv' and `Ex' handlers for -T[x]html and -Tascii.  This
includes an unreported bug where `Ex' wasn't properly adding a newline.

Modified Files:
--------------
    mdocml:
        mdoc_term.c
        mdoc_html.c

Revision Data
-------------
Index: mdoc_html.c
===================================================================
RCS file: /usr/vhosts/mdocml.bsd.lv/cvs/mdocml/mdoc_html.c,v
retrieving revision 1.159
retrieving revision 1.160
diff -Lmdoc_html.c -Lmdoc_html.c -u -p -r1.159 -r1.160
--- mdoc_html.c
+++ mdoc_html.c
@@ -1086,9 +1086,9 @@ mdoc_bl_pre(MDOC_ARGS)
 static int
 mdoc_ex_pre(MDOC_ARGS)
 {
-	const struct mdoc_node	*nn;
-	struct tag		*t;
-	struct htmlpair		 tag;
+	struct tag	*t;
+	struct htmlpair	 tag;
+	int		 nchild;
 
 	if (n->prev)
 		print_otag(h, TAG_BR, 0, NULL);
@@ -1096,22 +1096,25 @@ mdoc_ex_pre(MDOC_ARGS)
 	PAIR_CLASS_INIT(&tag, "utility");
 
 	print_text(h, "The");
-	for (nn = n->child; nn; nn = nn->next) {
+
+	nchild = n->nchild;
+	for (n = n->child; n; n = n->next) {
+		assert(MDOC_TEXT == n->type);
+
 		t = print_otag(h, TAG_B, 1, &tag);
-		print_text(h, nn->string);
+		print_text(h, n->string);
 		print_tagq(h, t);
 
-		h->flags |= HTML_NOSPACE;
-
-		if (nn->next && NULL == nn->next->next)
-			print_text(h, ", and");
-		else if (nn->next)
+		if (nchild > 2 && n->next) {
+			h->flags |= HTML_NOSPACE;
 			print_text(h, ",");
-		else
-			h->flags &= ~HTML_NOSPACE;
+		}
+
+		if (n->next && NULL == n->next->next)
+			print_text(h, "and");
 	}
 
-	if (n->child && n->child->next)
+	if (nchild > 1)
 		print_text(h, "utilities exit");
 	else
 		print_text(h, "utility exits");
@@ -1775,16 +1778,18 @@ mdoc_rv_pre(MDOC_ARGS)
 	if (n->prev)
 		print_otag(h, TAG_BR, 0, NULL);
 
+	PAIR_CLASS_INIT(&tag, "fname");
+
 	print_text(h, "The");
 
 	nchild = n->nchild;
 	for (n = n->child; n; n = n->next) {
 		assert(MDOC_TEXT == n->type);
-		PAIR_CLASS_INIT(&tag, "fname");
 
 		t = print_otag(h, TAG_B, 1, &tag);
 		print_text(h, n->string);
 		print_tagq(h, t);
+
 		h->flags |= HTML_NOSPACE;
 		print_text(h, "()");
 
Index: mdoc_term.c
===================================================================
RCS file: /usr/vhosts/mdocml.bsd.lv/cvs/mdocml/mdoc_term.c,v
retrieving revision 1.223
retrieving revision 1.224
diff -Lmdoc_term.c -Lmdoc_term.c -u -p -r1.223 -r1.224
--- mdoc_term.c
+++ mdoc_term.c
@@ -1189,11 +1189,11 @@ termp_rv_pre(DECL_ARGS)
 	term_word(p, "The");
 
 	nchild = n->nchild;
-
 	for (n = n->child; n; n = n->next) {
 		term_fontpush(p, TERMFONT_BOLD);
 		term_word(p, n->string);
 		term_fontpop(p);
+
 		p->flags |= TERMP_NOSPACE;
 		term_word(p, "()");
 
@@ -1229,31 +1229,34 @@ termp_rv_pre(DECL_ARGS)
 static int
 termp_ex_pre(DECL_ARGS)
 {
-	const struct mdoc_node	*nn;
+	int		 nchild;
 
+	term_newln(p);
 	term_word(p, "The");
 
-	for (nn = n->child; nn; nn = nn->next) {
+	nchild = n->nchild;
+	for (n = n->child; n; n = n->next) {
 		term_fontpush(p, TERMFONT_BOLD);
-		term_word(p, nn->string);
+		term_word(p, n->string);
 		term_fontpop(p);
-		p->flags |= TERMP_NOSPACE;
-		if (nn->next && NULL == nn->next->next)
-			term_word(p, ", and");
-		else if (nn->next)
+
+		if (nchild > 2 && n->next) {
+			p->flags |= TERMP_NOSPACE;
 			term_word(p, ",");
-		else
-			p->flags &= ~TERMP_NOSPACE;
+		}
+
+		if (n->next && NULL == n->next->next)
+			term_word(p, "and");
 	}
 
-	if (n->child && n->child->next)
+	if (nchild > 1)
 		term_word(p, "utilities exit");
 	else
 		term_word(p, "utility exits");
 
        	term_word(p, "0 on success, and >0 if an error occurs.");
-	p->flags |= TERMP_SENTENCE;
 
+	p->flags |= TERMP_SENTENCE;
 	return(0);
 }
 
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