For some mdoc(7) macros, it is (unfortunately) semantically significant

whether they are the first macro on the line or called by another macro.
To help debugging, indicate this property "first macro on a new input line"
by prefixing an asterisk to the line number in -Ttree output.

1 files changed, 6 insertions, 3 deletions

diff --git a/tree.c b/tree.c
index dccbe37f..08a76b80 100644
--- a/tree.c
+++ b/tree.c
@@ -1,4 +1,4 @@
-/*	$Id: tree.c,v 1.48 2013/05/18 17:08:43 schwarze Exp $ */
+/*	$Id: tree.c,v 1.49 2013/09/15 17:33:57 schwarze Exp $ */
 /*
  * Copyright (c) 2008, 2009, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
  *
@@ -159,8 +159,11 @@ print_mdoc(const struct mdoc_node *n, int indent)
 			if (argv[i].sz > 0)
 				printf(" ]");
 		}
-		
-		printf(" %d:%d\n", n->line, n->pos);
+
+		putchar(' ');
+		if (MDOC_LINE & n->flags)
+			putchar('*');
+		printf("%d:%d\n", n->line, n->pos);
 	}
 
 	if (n->child)