From 7bb2bd6d16504379bc55cc001871fc7e625ed706 Mon Sep 17 00:00:00 2001
From: Jeromy <jeromyj@gmail.com>
Date: Fri, 3 Oct 2014 23:50:05 +0000
Subject: [PATCH] a little more progress... and some debugging code

---
 fuse/ipns/ipns_unix.go | 11 ++++++-----
 merkledag/merkledag.go |  8 ++++++++
 2 files changed, 14 insertions(+), 5 deletions(-)

diff --git a/fuse/ipns/ipns_unix.go b/fuse/ipns/ipns_unix.go
index 83146c3fd..18ad323fd 100644
--- a/fuse/ipns/ipns_unix.go
+++ b/fuse/ipns/ipns_unix.go
@@ -309,6 +309,7 @@ func (n *Node) Write(req *fuse.WriteRequest, resp *fuse.WriteResponse, intr fs.I
 	if err != nil {
 		return err
 	}
+	resp.Size = len(req.Data)
 	return nil
 }
 
@@ -442,17 +443,17 @@ func (n *Node) Mkdir(req *fuse.MkdirRequest, intr fs.Intr) (fs.Node, fuse.Error)
 	return child, nil
 }
 
-func (n *Node) Mknod(req *fuse.MknodRequest, intr fs.Intr) (fs.Node, fuse.Error) {
-	log.Debug("Got mknod request!")
-	return nil, nil
-}
-
 func (n *Node) Open(req *fuse.OpenRequest, resp *fuse.OpenResponse, intr fs.Intr) (fs.Handle, fuse.Error) {
 	//log.Debug("[%s] Received open request! flags = %s", n.name, req.Flags.String())
 	//TODO: check open flags and truncate if necessary
 	return n, nil
 }
 
+func (n *Node) Mknod(req *fuse.MknodRequest, intr fs.Intr) (fs.Node, fuse.Error) {
+	log.Debug("Got mknod request!")
+	return nil, nil
+}
+
 func (n *Node) Create(req *fuse.CreateRequest, resp *fuse.CreateResponse, intr fs.Intr) (fs.Node, fs.Handle, fuse.Error) {
 	log.Debug("Got create request: %s", req.Name)
 
diff --git a/merkledag/merkledag.go b/merkledag/merkledag.go
index 31f4e2937..e51a6e3c4 100644
--- a/merkledag/merkledag.go
+++ b/merkledag/merkledag.go
@@ -46,6 +46,14 @@ type Link struct {
 
 // AddNodeLink adds a link to another node.
 func (n *Node) AddNodeLink(name string, that *Node) error {
+	// DEBUG CODE
+	for _, l := range n.Links {
+		if l.Name == name {
+			panic("Trying to add child that already exists!")
+		}
+	}
+	//
+
 	s, err := that.Size()
 	if err != nil {
 		return err