+ if(naVec_size(argv) == 0) return naNum(unsigned((*node)->getAttributes()));
+ naRef val = naVec_get(argv, 0);
+ const char *a = naStr_data(val);
+ SGPropertyNode::Attribute attr;
+ if(!a) a = "";
+ if(!strcmp(a, "last")) return naNum(SGPropertyNode::LAST_USED_ATTRIBUTE);
+ else if(!strcmp(a, "children")) return naNum((*node)->nChildren());
+ else if(!strcmp(a, "listeners")) return naNum((*node)->nListeners());
+ else if(!strcmp(a, "references")) return naNum(node->getNumRefs());
+ else if(!strcmp(a, "tied")) return naNum((*node)->isTied());
+ else if(!strcmp(a, "alias")) return naNum((*node)->isAlias());
+ else if(!strcmp(a, "readable")) attr = SGPropertyNode::READ;
+ else if(!strcmp(a, "writable")) attr = SGPropertyNode::WRITE;
+ else if(!strcmp(a, "archive")) attr = SGPropertyNode::ARCHIVE;
+ else if(!strcmp(a, "trace-read")) attr = SGPropertyNode::TRACE_READ;
+ else if(!strcmp(a, "trace-write")) attr = SGPropertyNode::TRACE_WRITE;
+ else if(!strcmp(a, "userarchive")) attr = SGPropertyNode::USERARCHIVE;
+ else if(!strcmp(a, "preserve")) attr = SGPropertyNode::PRESERVE;
+ else {
+ naRuntimeError(c, "props.getAttribute() with invalid attribute");
+ return naNil();
+ }
+ return naNum((*node)->getAttribute(attr));
+}
+
+static naRef f_setAttribute(naContext c, naRef me, int argc, naRef* args)
+{
+ NODEARG();
+ naRef val = naVec_get(argv, 0);
+ if(naVec_size(argv) == 1 && naIsNum(val)) {
+ naRef ret = naNum((*node)->getAttributes());
+ (*node)->setAttributes((int)val.num);
+ return ret;
+ }
+ SGPropertyNode::Attribute attr;
+ const char *a = naStr_data(val);
+ if(!a) a = "";
+ if(!strcmp(a, "readable")) attr = SGPropertyNode::READ;
+ else if(!strcmp(a, "writable")) attr = SGPropertyNode::WRITE;
+ else if(!strcmp(a, "archive")) attr = SGPropertyNode::ARCHIVE;
+ else if(!strcmp(a, "trace-read")) attr = SGPropertyNode::TRACE_READ;
+ else if(!strcmp(a, "trace-write")) attr = SGPropertyNode::TRACE_WRITE;
+ else if(!strcmp(a, "userarchive")) attr = SGPropertyNode::USERARCHIVE;
+ else if(!strcmp(a, "preserve")) attr = SGPropertyNode::PRESERVE;
+ else {
+ naRuntimeError(c, "props.setAttribute() with invalid attribute");
+ return naNil();
+ }
+ naRef ret = naNum((*node)->getAttribute(attr));
+ (*node)->setAttribute(attr, naTrue(naVec_get(argv, 1)) ? true : false);
+ return ret;
+}
+
+static naRef f_getName(naContext c, naRef me, int argc, naRef* args)
+{
+ NODENOARG();