===================================================================
RCS file: /cvs/mandoc/mdoc.c,v
retrieving revision 1.150
retrieving revision 1.154
diff -u -p -r1.150 -r1.154
--- mandoc/mdoc.c	2010/06/27 16:18:13	1.150
+++ mandoc/mdoc.c	2010/07/01 22:56:17	1.154
@@ -1,4 +1,4 @@
-/*	$Id: mdoc.c,v 1.150 2010/06/27 16:18:13 kristaps Exp $ */
+/*	$Id: mdoc.c,v 1.154 2010/07/01 22:56:17 kristaps Exp $ */
 /*
  * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@bsd.lv>
  *
@@ -239,6 +239,20 @@ mdoc_parseln(struct mdoc *m, int ln, char *buf, int of
 		return(0);
 
 	m->flags |= MDOC_NEWLINE;
+
+	/*
+	 * Let the roff nS register switch SYNOPSIS mode early,
+	 * such that the parser knows at all times
+	 * whether this mode is on or off.
+	 * Note that this mode is also switched by the Sh macro.
+	 */
+	if (m->regs->regs[(int)REG_nS].set) {
+		if (m->regs->regs[(int)REG_nS].v.u)
+			m->flags |= MDOC_SYNOPSIS;
+		else
+			m->flags &= ~MDOC_SYNOPSIS;
+	}
+
 	return(('.' == buf[offs] || '\'' == buf[offs]) ? 
 			mdoc_pmacro(m, ln, buf, offs) :
 			mdoc_ptext(m, ln, buf, offs));
@@ -332,6 +346,8 @@ node_append(struct mdoc *mdoc, struct mdoc_node *p)
 		p->parent->tail = p;
 		break;
 	case (MDOC_BODY):
+		if (p->end)
+			break;
 		assert(MDOC_BLOCK == p->parent->type);
 		p->parent->body = p;
 		break;
@@ -371,15 +387,14 @@ node_alloc(struct mdoc *m, int line, int pos, 
 
 	/* Flag analysis. */
 
+	if (MDOC_SYNOPSIS & m->flags)
+		p->flags |= MDOC_SYNPRETTY;
+	else
+		p->flags &= ~MDOC_SYNPRETTY;
 	if (MDOC_NEWLINE & m->flags)
 		p->flags |= MDOC_LINE;
 	m->flags &= ~MDOC_NEWLINE;
 
-	/* Section analysis. */
-
-	if (SEC_SYNOPSIS == p->sec)
-		p->flags |= MDOC_SYNPRETTY;
-
 	return(p);
 }
 
@@ -427,6 +442,22 @@ mdoc_body_alloc(struct mdoc *m, int line, int pos, enu
 
 
 int
+mdoc_endbody_alloc(struct mdoc *m, int line, int pos, enum mdoct tok,
+		struct mdoc_node *body, enum mdoc_endbody end)
+{
+	struct mdoc_node *p;
+
+	p = node_alloc(m, line, pos, tok, MDOC_BODY);
+	p->pending = body;
+	p->end = end;
+	if ( ! node_append(m, p))
+		return(0);
+	m->next = MDOC_NEXT_SIBLING;
+	return(1);
+}
+
+
+int
 mdoc_block_alloc(struct mdoc *m, int line, int pos, 
 		enum mdoct tok, struct mdoc_arg *args)
 {
@@ -483,10 +514,18 @@ mdoc_word_alloc(struct mdoc *m, int line, int pos, con
 }
 
 
+/* FIXME: put in mdoc_node_delete(). */
 void
 mdoc_node_free(struct mdoc_node *p)
 {
 
+	if (MDOC_Bd == p->tok && MDOC_BLOCK == p->type)
+		if (p->data.Bd)
+			free(p->data.Bd);
+	if (MDOC_Bl == p->tok && MDOC_BLOCK == p->type)
+		if (p->data.Bl)
+			free(p->data.Bl);
+
 	if (p->string)
 		free(p->string);
 	if (p->args)
@@ -579,7 +618,7 @@ mdoc_ptext(struct mdoc *m, int line, char *buf, int of
 	 */
 
 	if (MDOC_Bl == n->tok && MDOC_BODY == n->type &&
-			LIST_column == n->data.Bl.type) {
+			LIST_column == n->data.Bl->type) {
 		/* `Bl' is open without any children. */
 		m->flags |= MDOC_FREECOL;
 		return(mdoc_macro(m, MDOC_It, line, offs, &offs, buf));
@@ -588,7 +627,7 @@ mdoc_ptext(struct mdoc *m, int line, char *buf, int of
 	if (MDOC_It == n->tok && MDOC_BLOCK == n->type &&
 			NULL != n->parent &&
 			MDOC_Bl == n->parent->tok &&
-			LIST_column == n->parent->data.Bl.type) {
+			LIST_column == n->parent->data.Bl->type) {
 		/* `Bl' has block-level `It' children. */
 		m->flags |= MDOC_FREECOL;
 		return(mdoc_macro(m, MDOC_It, line, offs, &offs, buf));
@@ -794,7 +833,7 @@ mdoc_pmacro(struct mdoc *m, int ln, char *buf, int off
 	 */
 
 	if (MDOC_Bl == n->tok && MDOC_BODY == n->type &&
-			LIST_column == n->data.Bl.type) {
+			LIST_column == n->data.Bl->type) {
 		m->flags |= MDOC_FREECOL;
 		if ( ! mdoc_macro(m, MDOC_It, ln, sv, &sv, buf))
 			goto err;
@@ -810,7 +849,7 @@ mdoc_pmacro(struct mdoc *m, int ln, char *buf, int off
 	if (MDOC_It == n->tok && MDOC_BLOCK == n->type &&
 			NULL != n->parent &&
 			MDOC_Bl == n->parent->tok &&
-			LIST_column == n->parent->data.Bl.type) {
+			LIST_column == n->parent->data.Bl->type) {
 		m->flags |= MDOC_FREECOL;
 		if ( ! mdoc_macro(m, MDOC_It, ln, sv, &sv, buf)) 
 			goto err;