.

wcfs/internal/wcfs_virtmem.cpp

@@ -83,10 +83,15 @@ struct _Background : IContext {
 
 static _Background _bg;
 
+// XXX doc
 IContext* background() {
     return &_bg;    // NOTE nil is not valid in C++ (IContext* also carries vtab ptr)
 }
 
+// XXX doc
+const error canceled = fmt::errorf("context canceled");
+// XXX deadline exceeded?
+
 }   // context::
 
 #if 0
@@ -678,7 +683,6 @@ error WatchLink::_send(StreamID stream, const string &msg) {
     return wlink->_write(pkt);
 }
 
-//error WatchLink::_write(const Pkt *pkt) {
 error WatchLink::_write(const string &pkt) {
     WatchLink *wlink = this;