Fix bugs in MDI_Check_for_communicator

MolSSI-MDI · Jun 26, 2024 · 81d943f · 81d943f
1 parent 3a1a0ef
commit 81d943f
Show file tree

Hide file tree

Showing 2 changed files with 13 additions and 1 deletion.
diff --git a/MDI_Library/mdi_general.c b/MDI_Library/mdi_general.c
@@ -397,7 +397,7 @@ int general_check_communicator(int* flag) {
     mdi_error("Error in general_check_communicator: get_method failed");
     return ret;
   }
-  return selected_method->on_accept_communicator(flag);
+  return selected_method->on_check_communicator(flag);
 }
 
 

diff --git a/tests/MDI_Test_Codes/driver_cxx/driver_cxx.cpp b/tests/MDI_Test_Codes/driver_cxx/driver_cxx.cpp
@@ -42,6 +42,18 @@ int main(int argc, char **argv) {
     throw std::runtime_error("Must run driver_cxx as a DRIVER");
   }
 
+  // Check for a new communicator
+  int new_comm_flag = 0;
+  while ( new_comm_flag != 1 ) {
+    MDI_Check_for_communicator(&new_comm_flag);
+    MPI_Bcast(&new_comm_flag, 1, MPI_INT, 0, world_comm);
+  }
+  /*
+  if ( new_comm_flag != 1 ) {
+    throw std::runtime_error("Couldn't find a new communicator");
+  }
+  */
+
   // Connect to the engine
   MDI_Comm comm;
   MDI_Accept_communicator(&comm);