From f0f73c6dd19f6cc605e70626f4996e507a3ae0a2 Mon Sep 17 00:00:00 2001
From: Eric Fischer <enf@pobox.com>
Date: Thu, 6 Feb 2014 21:06:27 -0800
Subject: [PATCH] Keep track of the root of the parse tree for the caller

---
 jsonpull.c | 5 ++++-
 jsonpull.h | 4 +++-
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/jsonpull.c b/jsonpull.c
index 845ff2a..c70285c 100644
--- a/jsonpull.c
+++ b/jsonpull.c
@@ -11,9 +11,10 @@ typedef enum json_expect {
 
 static json_pull *json_init() {
 	json_pull *j = malloc(sizeof(json_pull));
-	j->container = NULL;
 	j->error = NULL;
 	j->line = 1;
+	j->root = NULL;
+	j->container = NULL;
 	return j;
 }
 
@@ -126,6 +127,8 @@ static json_object *add_object(json_pull *j, json_type type) {
 				return NULL;
 			}
 		}
+	} else {
+		j->root = o;
 	}
 
 	return o;
diff --git a/jsonpull.h b/jsonpull.h
index b4f315c..6a19f90 100644
--- a/jsonpull.h
+++ b/jsonpull.h
@@ -18,13 +18,15 @@ typedef struct json_object {
 } json_object;
 
 struct json_pull {
-	json_object *container;
+	json_object *root;
 	char *error;
 
 	int (*read)(struct json_pull *);
 	int (*peek)(struct json_pull *);
 	void *source;
 	int line;
+
+	json_object *container;
 };
 typedef struct json_pull json_pull;