Added nchild decrement in libman (not used, but better in than forgotten).

Added nchild to libmdoc, deprecated count() functions in validator.

1 files changed, 5 insertions, 0 deletions

diff --git a/mdoc.c b/mdoc.c
index f2ac080d..6876d068 100644
--- a/mdoc.c
+++ b/mdoc.c
@@ -442,6 +442,8 @@ node_append(struct mdoc *mdoc, struct mdoc_node *p)
 		/* NOTREACHED */
 	}
 
+	p->parent->nchild++;
+
 	if ( ! mdoc_valid_pre(mdoc, p))
 		return(0);
 	if ( ! mdoc_action_pre(mdoc, p))
@@ -597,6 +599,8 @@ void
 mdoc_node_free(struct mdoc_node *p)
 {
 
+	if (p->parent)
+		p->parent->nchild--;
 	if (p->string)
 		free(p->string);
 	if (p->args)
@@ -614,6 +618,7 @@ mdoc_node_freelist(struct mdoc_node *p)
 	if (p->next)
 		mdoc_node_freelist(p->next);
 
+	assert(0 == p->nchild);
 	mdoc_node_free(p);
 }