Merge pull request #1013 from NCAR/pnetcdf_allow_no_buffer_error

allow error NC_ENULLABUF from netcddf when checking buffer status
NCAR · Apr 29, 2017 · 562c88d · 562c88d
2 parents 06d18e2 + b6e6c19
commit 562c88d
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/clib/pio_darray_int.c b/src/clib/pio_darray_int.c
@@ -1254,7 +1254,9 @@ int flush_output_buffer(file_desc_t *file, bool force, PIO_Offset addsize)
 
     /* Find out the buffer usage. */
     if ((ierr = ncmpi_inq_buffer_usage(file->fh, &usage)))
-	return pio_err(NULL, file, PIO_EBADID, __FILE__, __LINE__);
+	/* allow the buffer to be undefined */
+	if (ierr != NC_ENULLABUF)
+	    return pio_err(NULL, file, PIO_EBADID, __FILE__, __LINE__);
 
     /* If we are not forcing a flush, spread the usage to all IO
      * tasks. */