From 1e9da7b88acb1ab99b7e4f63fa17a2f9de3eb824 Mon Sep 17 00:00:00 2001
From: Sean Ingimarson <singima@clemson.edu>
Date: Mon, 18 Apr 2022 15:37:47 -0400
Subject: [PATCH] XDMFEntry commit

Changed the constructors of XDMFEntry to allow for uint64_t datatypes
that we need for large data.  Changed some things in create_xdmf_entry
to match.
---
 include/deal.II/base/data_out_base.h | 40 ++++++++++++++--------------
 source/base/data_out_base.cc         | 40 ++++++++++++++--------------
 2 files changed, 40 insertions(+), 40 deletions(-)

diff --git a/include/deal.II/base/data_out_base.h b/include/deal.II/base/data_out_base.h
index fc3ef8f44e..f5abc008fb 100644
--- a/include/deal.II/base/data_out_base.h
+++ b/include/deal.II/base/data_out_base.h
@@ -3321,33 +3321,33 @@ public:
    * cases where <code>solution_filename == mesh_filename</code>, and
    * <code>dim==spacedim</code>.
    */
-  XDMFEntry(const std::string &filename,
-            const double       time,
-            const unsigned int nodes,
-            const unsigned int cells,
-            const unsigned int dim);
+  XDMFEntry(const std::string & filename,
+            const double        time,
+            const std::uint64_t nodes,
+            const std::uint64_t cells,
+            const unsigned int  dim);
 
   /**
    * Simplified constructor that calls the complete constructor for
    * cases where <code>dim==spacedim</code>.
    */
-  XDMFEntry(const std::string &mesh_filename,
-            const std::string &solution_filename,
-            const double       time,
-            const unsigned int nodes,
-            const unsigned int cells,
-            const unsigned int dim);
+  XDMFEntry(const std::string & mesh_filename,
+            const std::string & solution_filename,
+            const double        time,
+            const std::uint64_t nodes,
+            const std::uint64_t cells,
+            const unsigned int  dim);
 
   /**
    * Constructor that sets all members to provided parameters.
    */
-  XDMFEntry(const std::string &mesh_filename,
-            const std::string &solution_filename,
-            const double       time,
-            const unsigned int nodes,
-            const unsigned int cells,
-            const unsigned int dim,
-            const unsigned int spacedim);
+  XDMFEntry(const std::string & mesh_filename,
+            const std::string & solution_filename,
+            const double        time,
+            const std::uint64_t nodes,
+            const std::uint64_t cells,
+            const unsigned int  dim,
+            const unsigned int  spacedim);
 
   /**
    * Record an attribute and associated dimensionality.
@@ -3411,12 +3411,12 @@ private:
   /**
    * The number of data nodes.
    */
-  unsigned int num_nodes;
+  std::uint64_t num_nodes;
 
   /**
    * The number of data cells.
    */
-  unsigned int num_cells;
+  std::uint64_t num_cells;
 
   /**
    * The dimension associated with the data.
diff --git a/source/base/data_out_base.cc b/source/base/data_out_base.cc
index 34c6bad845..3f709a5bf6 100644
--- a/source/base/data_out_base.cc
+++ b/source/base/data_out_base.cc
@@ -7895,7 +7895,7 @@ DataOutInterface<dim, spacedim>::create_xdmf_entry(
   const double                      cur_time,
   const MPI_Comm &                  comm) const
 {
-  unsigned int local_node_cell_count[2], global_node_cell_count[2];
+  std::uint64_t local_node_cell_count[2], global_node_cell_count[2];
 
 #ifndef DEAL_II_WITH_HDF5
   // throw an exception, but first make sure the compiler does not warn about
@@ -7919,7 +7919,7 @@ DataOutInterface<dim, spacedim>::create_xdmf_entry(
   int       ierr   = MPI_Allreduce(local_node_cell_count,
                            global_node_cell_count,
                            2,
-                           MPI_UNSIGNED,
+                           MPI_UINT64_T,
                            MPI_SUM,
                            comm);
   AssertThrowMPI(ierr);
@@ -9075,34 +9075,34 @@ XDMFEntry::XDMFEntry()
 
 
 
-XDMFEntry::XDMFEntry(const std::string &filename,
-                     const double       time,
-                     const unsigned int nodes,
-                     const unsigned int cells,
-                     const unsigned int dim)
+XDMFEntry::XDMFEntry(const std::string & filename,
+                     const double        time,
+                     const std::uint64_t nodes,
+                     const std::uint64_t cells,
+                     const unsigned int  dim)
   : XDMFEntry(filename, filename, time, nodes, cells, dim, dim)
 {}
 
 
 
-XDMFEntry::XDMFEntry(const std::string &mesh_filename,
-                     const std::string &solution_filename,
-                     const double       time,
-                     const unsigned int nodes,
-                     const unsigned int cells,
-                     const unsigned int dim)
+XDMFEntry::XDMFEntry(const std::string & mesh_filename,
+                     const std::string & solution_filename,
+                     const double        time,
+                     const std::uint64_t nodes,
+                     const std::uint64_t cells,
+                     const unsigned int  dim)
   : XDMFEntry(mesh_filename, solution_filename, time, nodes, cells, dim, dim)
 {}
 
 
 
-XDMFEntry::XDMFEntry(const std::string &mesh_filename,
-                     const std::string &solution_filename,
-                     const double       time,
-                     const unsigned int nodes,
-                     const unsigned int cells,
-                     const unsigned int dim,
-                     const unsigned int spacedim)
+XDMFEntry::XDMFEntry(const std::string & mesh_filename,
+                     const std::string & solution_filename,
+                     const double        time,
+                     const std::uint64_t nodes,
+                     const std::uint64_t cells,
+                     const unsigned int  dim,
+                     const unsigned int  spacedim)
   : valid(true)
   , h5_sol_filename(solution_filename)
   , h5_mesh_filename(mesh_filename)
-- 
2.39.5