add tween; fix collision js ref bug

source/engine/2dphysics.c

@@ -525,7 +525,7 @@ static struct postphys_cb *begins = NULL;
 void flush_collide_cbs() {
   for (int i = 0; i < arrlen(begins); i++) {
     script_callee(begins[i].c, 1, &begins[i].send);
-//    JS_FreeValue(js, begins[i].send);
+     JS_FreeValue(js, begins[i].send);
   }
 
   arrsetlen(begins,0);
@@ -538,7 +538,7 @@ void duk_call_phys_cb(HMM_Vec2 norm, struct callee c, gameobject *hit, cpArbiter
 
   JSValue obj = JS_NewObject(js);
   JS_SetPropertyStr(js, obj, "normal", vec2js(norm));
-  JS_SetPropertyStr(js, obj, "obj", hit->ref);
+  JS_SetPropertyStr(js, obj, "obj", JS_DupValue(js,hit->ref));
   JS_SetPropertyStr(js, obj, "sensor", JS_NewBool(js, cpShapeGetSensor(shape2)));
   HMM_Vec2 srfv;
   srfv.cp = cpArbiterGetSurfaceVelocity(arb);

source/engine/script.c

@@ -73,10 +73,8 @@ void script_stop()
 {
   script_evalf("Event.notify('quit');");
   send_signal("quit",0,NULL);
-  
   for (int i = 0; i < shlen(jsstrs); i++)
     JS_FreeValue(js,jsstrs[i].value);
-    
   JS_FreeContext(js);
   JS_FreeRuntime(rt);
 }
@@ -185,6 +183,7 @@ time_t jso_file(const char *file)
   JSValue ret = JS_EvalFunction(js, obj);
   js_print_exception(ret);
   JS_FreeValue(js,ret);
+  JS_FreeValue(js,obj);
   free(byte);
   return file_mod_secs(file);
 }

source/engine/yugine.c

@@ -276,12 +276,12 @@ int main(int argc, char **argv) {
     snprintf(fname, 100, "yugine-%ld.log", now);
     log_setfile(fname);
   }
-/*  
+  
   signal(SIGSEGV, seghandle);
   signal(SIGABRT, seghandle);
   signal(SIGFPE, seghandle);
   signal(SIGBUS, seghandle);
-*/
+
 #endif
 
 #ifdef STEAM