===================================================================
RCS file: /cvs/mandoc/man.c,v
retrieving revision 1.164
retrieving revision 1.168
diff -u -p -r1.164 -r1.168
--- mandoc/man.c	2015/09/04 21:25:00	1.164
+++ mandoc/man.c	2017/03/03 13:55:31	1.168
@@ -1,4 +1,4 @@
-/*	$Id: man.c,v 1.164 2015/09/04 21:25:00 schwarze Exp $ */
+/*	$Id: man.c,v 1.168 2017/03/03 13:55:31 schwarze Exp $ */
 /*
  * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2013, 2014, 2015 Ingo Schwarze <schwarze@openbsd.org>
@@ -62,9 +62,9 @@ man_parseln(struct roff_man *man, int ln, char *buf, i
 	if (man->last->type != ROFFT_EQN || ln > man->last->line)
 		man->flags |= MAN_NEWLINE;
 
-	return (roff_getcontrol(man->roff, buf, &offs) ?
+	return roff_getcontrol(man->roff, buf, &offs) ?
 	    man_pmacro(man, ln, buf, offs) :
-	    man_ptext(man, ln, buf, offs));
+	    man_ptext(man, ln, buf, offs);
 }
 
 static void
@@ -97,7 +97,7 @@ man_ptext(struct roff_man *man, int line, char *buf, i
 	if (man->flags & MAN_LITERAL) {
 		roff_word_alloc(man, line, offs, buf + offs);
 		man_descope(man, line, offs);
-		return(1);
+		return 1;
 	}
 
 	for (i = offs; buf[i] == ' '; i++)
@@ -115,7 +115,7 @@ man_ptext(struct roff_man *man, int line, char *buf, i
 			roff_elem_alloc(man, line, offs, MAN_sp);
 			man->next = ROFF_NEXT_SIBLING;
 		}
-		return(1);
+		return 1;
 	}
 
 	/*
@@ -149,10 +149,10 @@ man_ptext(struct roff_man *man, int line, char *buf, i
 
 	assert(i);
 	if (mandoc_eos(buf, (size_t)i))
-		man->last->flags |= MAN_EOS;
+		man->last->flags |= NODE_EOS;
 
 	man_descope(man, line, offs);
-	return(1);
+	return 1;
 }
 
 static int
@@ -183,7 +183,7 @@ man_pmacro(struct roff_man *man, int ln, char *buf, in
 	if (tok == TOKEN_NONE) {
 		mandoc_msg(MANDOCERR_MACRO, man->parse,
 		    ln, ppos, buf + ppos - 1);
-		return(1);
+		return 1;
 	}
 
 	/* Skip a leading escape sequence or tab. */
@@ -203,7 +203,7 @@ man_pmacro(struct roff_man *man, int ln, char *buf, in
 
 	/* Jump to the next non-whitespace word. */
 
-	while (buf[offs] && buf[offs] == ' ')
+	while (buf[offs] == ' ')
 		offs++;
 
 	/*
@@ -234,7 +234,7 @@ man_pmacro(struct roff_man *man, int ln, char *buf, in
 		n = man->last;
 		if (n->type == ROFFT_BODY &&
 		    strcmp(n->prev->child->string, "NAME"))
-			return(2);
+			return 2;
 	}
 
 	/*
@@ -245,14 +245,14 @@ man_pmacro(struct roff_man *man, int ln, char *buf, in
 
 	if ( ! bline || man->flags & MAN_ELINE ||
 	    man_macros[tok].flags & MAN_NSCOPED)
-		return(1);
+		return 1;
 
 	assert(man->flags & MAN_BLINE);
 	man->flags &= ~MAN_BLINE;
 
 	man_unscope(man, man->last->parent);
 	roff_body_alloc(man, ln, ppos, man->last->tok);
-	return(1);
+	return 1;
 }
 
 void
@@ -330,5 +330,40 @@ man_mparse(const struct roff_man *man)
 {
 
 	assert(man && man->parse);
-	return(man->parse);
+	return man->parse;
+}
+
+void
+man_state(struct roff_man *man, struct roff_node *n)
+{
+
+	switch(n->tok) {
+	case MAN_nf:
+	case MAN_EX:
+		if (man->flags & MAN_LITERAL && ! (n->flags & NODE_VALID))
+			mandoc_msg(MANDOCERR_NF_SKIP, man->parse,
+			    n->line, n->pos, "nf");
+		man->flags |= MAN_LITERAL;
+		break;
+	case MAN_fi:
+	case MAN_EE:
+		if ( ! (man->flags & MAN_LITERAL) &&
+		     ! (n->flags & NODE_VALID))
+			mandoc_msg(MANDOCERR_FI_SKIP, man->parse,
+			    n->line, n->pos, "fi");
+		man->flags &= ~MAN_LITERAL;
+		break;
+	default:
+		break;
+	}
+	man->last->flags |= NODE_VALID;
+}
+
+void
+man_validate(struct roff_man *man)
+{
+
+	man->last = man->first;
+	man_node_validate(man);
+	man->flags &= ~MAN_LITERAL;
 }