diff options
Diffstat (limited to 'navit/command.c')
| -rw-r--r-- | navit/command.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/navit/command.c b/navit/command.c index 7ebfda4f5..5b8aac910 100644 --- a/navit/command.c +++ b/navit/command.c @@ -253,11 +253,15 @@ command_object_get_attr(struct context *ctx, struct attr *object, enum attr_type int r; struct attr dup; struct object_func *func=object_func_lookup(object->type); - if (!object->u.data || !func || !func->get_attr) + if (!object->u.data || !func || !func->get_attr) { + dbg(lvl_warning, "cannot retrieve attributes from %s (%p), func=%p\n", attr_to_name(object->type), object->u.data, func) return 0; + } r=func->get_attr(object->u.data, attr_type, &dup, NULL); if(r) attr_dup_content(&dup,ret); + else + dbg(lvl_warning, "%s (%p) has no attribute %s\n", attr_to_name(object->type), object->u.data, attr_to_name(attr_type)) return r; } |