# HG changeset patch
# User jbe
# Date 1406932705 -7200
# Node ID 461e5353ffb1111266b1fe93e87e94f4c2ee5867
# Parent  1a85110cdbe2927ceeb9353c39003183cf864ae0
Limit max depth of JSON documents to 50 (until a better implementation of json.export is available)

diff -r 1a85110cdbe2 -r 461e5353ffb1 libraries/json/json.c
--- a/libraries/json/json.c	Fri Aug 01 23:08:42 2014 +0200
+++ b/libraries/json/json.c	Sat Aug 02 00:38:25 2014 +0200
@@ -13,6 +13,12 @@
 //       this is detected nevertheless and an error is thrown (instead of
 //       returning nil and an error string).
 #define JSON_MAXDEPTH 500
+// 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.
+#if JSON_MAXDEPTH > 50
+#define JSON_MAXDEPTH 50
+#endif
 
 // generate dummy memory addresses that represents null values:
 char json_nullmark;