- struct multimedia *obj = SAFE_CTXT_CAST(multimedia, ctxt);
- char *str = GEDCOM_STRING(parsed_value);
- if (obj->data)
- obj->data = concat_strings (WITHOUT_NL, obj->data, str);
- else
- obj->data = strdup(str);
- return (Gedcom_ctxt) make_gom_ctxt(elt, ctxt->obj_type, ctxt->ctxt_ptr);
+ Gom_ctxt result = NULL;
+
+ if (! ctxt)
+ NO_CONTEXT;
+ else {
+ struct multimedia *obj = SAFE_CTXT_CAST(multimedia, ctxt);
+ if (obj) {
+ char *str = GEDCOM_STRING(parsed_value);
+ if (obj->data) {
+ char *newvalue = concat_strings (WITHOUT_NL, obj->data, str);
+ if (newvalue)
+ obj->data = newvalue;
+ else {
+ free(obj->data);
+ obj->data = NULL;
+ }
+ }
+ else
+ obj->data = strdup(str);
+
+ if (! obj->data) {
+ MEMORY_ERROR;
+ free(obj);
+ }
+ else
+ result = make_gom_ctxt(elt, ctxt->obj_type, ctxt->ctxt_ptr);
+ }
+ }
+ return (Gedcom_ctxt)result;