json port from cjson. not work yet

app/Makefile

@@ -36,7 +36,8 @@ SUBDIRS=    \
 	smart 	\
 	wofs 	\
 	modules	\
-	spiffs
+	spiffs	\
+	cjson
 
 endif # } PDIR
 
@@ -84,6 +85,7 @@ COMPONENTS_eagle.app.v6 = \
 	smart/smart.a 	\
 	wofs/wofs.a 	\
 	spiffs/spiffs.a 	\
+	cjson/libcjson.a 	\
 	modules/libmodules.a
 
 LINKFLAGS_eagle.app.v6 = \

app/cjson

@@ -0,0 +1 @@
+Subproject commit d59326b2d718e1a140b9b396ffe0a557b2d93fe0

app/include/user_modules.h

@@ -4,7 +4,7 @@
 #define LUA_USE_BUILTIN_STRING		// for string.xxx()
 #define LUA_USE_BUILTIN_TABLE		// for table.xxx()
 #define LUA_USE_BUILTIN_COROUTINE	// for coroutine.xxx()
-#define LUA_USE_BUILTIN_MATH		// for math.xxx(), partially work
+// #define LUA_USE_BUILTIN_MATH		// for math.xxx(), partially work
 // #define LUA_USE_BUILTIN_IO 			// for io.xxx(), partially work
 
 // #define LUA_USE_BUILTIN_OS			// for os.xxx(), not work
@@ -30,6 +30,7 @@
 #define LUA_USE_MODULES_COAP
 #define LUA_USE_MODULES_U8G
 #define LUA_USE_MODULES_WS2812
+#define LUA_USE_MODULES_CJSON
 #endif /* LUA_USE_MODULES */
 
 #endif	/* __USER_MODULES_H__ */

app/modules/Makefile

@@ -47,6 +47,7 @@ INCLUDES += -I ../platform
 INCLUDES += -I ../wofs
 INCLUDES += -I ../spiffs
 INCLUDES += -I ../smart
+INCLUDES += -I ../cjson
 PDIR := ../$(PDIR)
 sinclude $(PDIR)Makefile
 

app/modules/auxmods.h

@@ -79,6 +79,9 @@ LUALIB_API int ( luaopen_file )( lua_State *L );
 #define AUXLIB_OW      "ow"
 LUALIB_API int ( luaopen_ow )( lua_State *L );
 
+#define AUXLIB_CJSON      "cjson"
+LUALIB_API int ( luaopen_ow )( lua_State *L );
+
 // Helper macros
 #define MOD_CHECK_ID( mod, id )\
   if( !platform_ ## mod ## _exists( id ) )\

app/modules/file.c

@@ -338,7 +338,7 @@ LUALIB_API int luaopen_file( lua_State *L )
 #if LUA_OPTIMIZE_MEMORY > 0
   return 0;
 #else // #if LUA_OPTIMIZE_MEMORY > 0
-  luaL_register( L, AUXLIB_NODE, file_map );
+  luaL_register( L, AUXLIB_FILE, file_map );
   // Add constants
 
   return 1;

app/modules/modules.h

@@ -141,6 +141,13 @@
 #define ROM_MODULES_WS2812
 #endif
 
+#if defined(LUA_USE_MODULES_CJSON)
+#define MODULES_CJSON "cjson"
+#define ROM_MODULES_CJSON \
+    _ROM(MODULES_CJSON, luaopen_cjson, cjson_map)
+#else
+#define ROM_MODULES_CJSON
+#endif
 
 #define LUA_MODULES_ROM     \
         ROM_MODULES_GPIO    \
@@ -159,7 +166,8 @@
         ROM_MODULES_UART    \
         ROM_MODULES_OW      \
         ROM_MODULES_BIT     \
-        ROM_MODULES_WS2812
+        ROM_MODULES_WS2812  \
+        ROM_MODULES_CJSON
 
 #endif