mdocml: implement .An -[no]split for -Thtml

[schwarze@mdocml.bsd.lv]

Log Message:
-----------
implement .An -[no]split for -Thtml

Modified Files:
--------------
    mdocml:
        html.h
        mdoc_html.c

Revision Data
-------------
Index: html.h
===================================================================
RCS file: /usr/vhosts/mdocml.bsd.lv/cvs/mdocml/html.h,v
retrieving revision 1.53
retrieving revision 1.54
diff -Lhtml.h -Lhtml.h -u -p -r1.53 -r1.54
--- html.h
+++ html.h
@@ -119,6 +119,8 @@ struct	html {
 #define	HTML_NONOSPACE	 (1 << 4) /* never add spaces */
 #define	HTML_LITERAL	 (1 << 5) /* literal (e.g., <PRE>) context */
 #define	HTML_SKIPCHAR	 (1 << 6) /* skip the next character */
+#define	HTML_NOSPLIT	 (1 << 7) /* do not break line before .An */
+#define	HTML_SPLIT	 (1 << 8) /* break line before .An */
 	struct tagq	  tags; /* stack of open tags */
 	struct rofftbl	  tbl; /* current table */
 	struct tag	 *tblt; /* current open table scope */
Index: mdoc_html.c
===================================================================
RCS file: /usr/vhosts/mdocml.bsd.lv/cvs/mdocml/mdoc_html.c,v
retrieving revision 1.199
retrieving revision 1.200
diff -Lmdoc_html.c -Lmdoc_html.c -u -p -r1.199 -r1.200
--- mdoc_html.c
+++ mdoc_html.c
@@ -570,12 +570,18 @@ mdoc_sh_pre(MDOC_ARGS)
 {
 	struct htmlpair	 tag;
 
-	if (MDOC_BLOCK == n->type) {
+	switch (n->type) {
+	case MDOC_BLOCK:
 		PAIR_CLASS_INIT(&tag, "section");
 		print_otag(h, TAG_DIV, 1, &tag);
 		return(1);
-	} else if (MDOC_BODY == n->type)
+	case MDOC_BODY:
+		if (n->sec == SEC_AUTHORS)
+			h->flags &= ~(HTML_SPLIT|HTML_NOSPLIT);
 		return(1);
+	default:
+		break;
+	}
 
 	bufinit(h);
 	bufcat(h, "x");
@@ -1258,7 +1264,25 @@ mdoc_an_pre(MDOC_ARGS)
 {
 	struct htmlpair	tag;
 
-	/* TODO: -split and -nosplit (see termp_an_pre()). */
+	if (n->norm->An.auth == AUTH_split) {
+		h->flags &= ~HTML_NOSPLIT;
+		h->flags |= HTML_SPLIT;
+		return(0);
+	}
+	if (n->norm->An.auth == AUTH_nosplit) {
+		h->flags &= ~HTML_SPLIT;
+		h->flags |= HTML_NOSPLIT;
+		return(0);
+	}
+
+	if (n->child == NULL)
+		return(0);
+
+	if (h->flags & HTML_SPLIT)
+		print_otag(h, TAG_BR, 0, NULL);
+
+	if (n->sec == SEC_AUTHORS && ! (h->flags & HTML_NOSPLIT))
+		h->flags |= HTML_SPLIT;
 
 	PAIR_CLASS_INIT(&tag, "author");
 	print_otag(h, TAG_SPAN, 1, &tag);
--
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