- fix in comm_spawn_multiple: we cannot check for the errorcodes array

being null, if the constant MPI_ERRCODES_IGNORE is defined as (void *)
NULL;
- the communicator in file open has to be an intra-communicator.

This commit was SVN r9893.

ompi/mpi/c/comm_spawn_multiple.c

@@ -63,10 +63,6 @@ int MPI_Comm_spawn_multiple(int count, char **array_of_commands, char ***array_o
             return OMPI_ERRHANDLER_INVOKE(comm, MPI_ERR_ARG,
                                           FUNC_NAME);
         }
-        if ( NULL == array_of_errcodes ) {
-            return OMPI_ERRHANDLER_INVOKE(comm, MPI_ERR_ARG,
-                                          FUNC_NAME);
-        }
         if (NULL == array_of_info) {
           return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_INFO,
                                         FUNC_NAME);

ompi/mpi/c/file_open.c

@@ -49,6 +49,11 @@ int MPI_File_open(MPI_Comm comm, char *filename, int amode,
             return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_COMM,
                                           FUNC_NAME);
         }
+        if (OMPI_COMM_IS_INTER(comm)) {
+            return OMPI_ERRHANDLER_INVOKE (comm, MPI_ERR_COMM,
+                                          FUNC_NAME);
+        }
+	
     }
 
     /* Note that MPI-2:9.7 (p265) says that errors in MPI_FILE_OPEN