# HG changeset patch
# User jbe
# Date 1406940812 -7200
# Node ID b460ae08dd78b8587ec9b37d527d7950e4bf4ec6
# Parent  c2e76617c26cf586106112a9c0310e0018438dc5
json.import does support even more nested levels

diff -r c2e76617c26c -r b460ae08dd78 libraries/json/json.c
--- a/libraries/json/json.c	Sat Aug 02 02:38:18 2014 +0200
+++ b/libraries/json/json.c	Sat Aug 02 02:53:32 2014 +0200
@@ -5,10 +5,10 @@
 #include <math.h>
 
 // maximum number of nested JSON values (objects and arrays):
-// NOTE: json_import can store (2^31-1) / 3 levels on stack swap;
-//       one additional level is kept on the Lua stack, resulting
-//       in 715827883 possible nested levels.
-#define JSON_MAXDEPTH 715827883
+// NOTE: json_import can store 2^32 / 3 levels on stack swap (using
+//       also negative indicies after integer wraparound), so
+//       1024^3 = 1073741824 is a safe value.
+#define JSON_MAXDEPTH (1024*1024*1024)
 // NOTE: As long as the function json_export_internal is implemented
 //       recursively, JSON_MAXDEPTH needs to be low (e.g. 50) to avoid C stack
 //       overflows.