X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/c8a8ad6adbbd82cb0a9c145b0ac9f563ad62775d..ec353ddb75a8fc57fb3b1243fed37e0df06f7305:/src/s4u/s4u_mailbox.cpp

diff --git a/src/s4u/s4u_mailbox.cpp b/src/s4u/s4u_mailbox.cpp
index b2cbb4de69..288205124b 100644
--- a/src/s4u/s4u_mailbox.cpp
+++ b/src/s4u/s4u_mailbox.cpp
@@ -41,6 +41,11 @@ bool Mailbox::empty()
   return pimpl_->comm_queue.empty();
 }
 
+bool Mailbox::listen()
+{
+  return not this->empty() || (pimpl_->permanent_receiver && not pimpl_->done_comm_queue.empty());
+}
+
 smx_activity_t Mailbox::front()
 {
   return pimpl_->comm_queue.empty() ? nullptr : pimpl_->comm_queue.front();