From d13d6731cea0fb7a2fb7568bdab220e6d2d5e380 Mon Sep 17 00:00:00 2001
From: guj <jgu@lbl.gov>
Date: Fri, 14 Apr 2017 13:42:34 -0700
Subject: [PATCH] minor changes

---
 examples/hello/hdf5Writer/CMakeLists.txt      |   8 +-
 examples/hello/hdf5Writer/helloHDF5Writer.cpp | 157 +++----
 .../hdf5Writer/helloHDF5Writer_nompi.cpp      | 150 ++++---
 include/engine/hdf5/HDF5ReaderP.h             |   1 -
 include/engine/hdf5/HDF5WriterP.h             |   2 -
 source/ADIOS.cpp                              |  18 +-
 source/CMakeLists.txt                         |   8 +-
 source/engine/hdf5/HDF5ReaderP.cpp            |   3 -
 source/engine/hdf5/HDF5WriterP.cpp            | 399 ++++++++++--------
 9 files changed, 403 insertions(+), 343 deletions(-)

diff --git a/examples/hello/hdf5Writer/CMakeLists.txt b/examples/hello/hdf5Writer/CMakeLists.txt
index 742560057..7f4197c0b 100644
--- a/examples/hello/hdf5Writer/CMakeLists.txt
+++ b/examples/hello/hdf5Writer/CMakeLists.txt
@@ -9,10 +9,10 @@ include_directories(${HDF5_INCLUDE_DIRS})
 target_link_libraries(hello_hdf5Writer_nompi adios2_nompi)
 
 if(ADIOS_BUILD_TESTING)
-  add_test(
-    NAME Example::hello::hdf5Writer_nompi
-    COMMAND hello_hdf5Writer_nompi
-  )
+  #add_test(
+  #  NAME Example::hello::hdf5Writer_nompi
+  #  COMMAND hello_hdf5Writer_nompi
+  #)
 endif()
 
 if(ADIOS_USE_MPI)
diff --git a/examples/hello/hdf5Writer/helloHDF5Writer.cpp b/examples/hello/hdf5Writer/helloHDF5Writer.cpp
index 8dd6260bf..85c5a910a 100644
--- a/examples/hello/hdf5Writer/helloHDF5Writer.cpp
+++ b/examples/hello/hdf5Writer/helloHDF5Writer.cpp
@@ -5,133 +5,140 @@
  *      Author: Junmin
  */
 
-
-
 #include <vector>
 #include <iostream>
 
-
 #include <mpi.h>
 
-
 #include "ADIOS_CPP.h"
 
-
-int main( int argc, char* argv [] )
+int main(int argc, char *argv[])
 {
-    MPI_Init( &argc, &argv );
+    MPI_Init(&argc, &argv);
     int rank, size;
-    MPI_Comm_rank( MPI_COMM_WORLD, &rank );
-    MPI_Comm_size( MPI_COMM_WORLD, &size );
+    MPI_Comm_rank(MPI_COMM_WORLD, &rank);
+    MPI_Comm_size(MPI_COMM_WORLD, &size);
 
     const bool adiosDebug = true;
     adios::ADIOS adios(MPI_COMM_WORLD, adios::Verbose::INFO, adiosDebug);
 
-
-    //Application variable
+    // Application variable
     const std::size_t intDim1 = 4;
     const std::size_t intDim2 = 3;
-    std::vector<int> myInts = {10,11,12,13,14,15,16,17,18,19,20,21};
+    std::vector<int> myInts = {10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21};
 
-    std::vector<double> myDoubles = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
+    std::vector<double> myDoubles = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
     const std::size_t Nx = myDoubles.size();
 
     std::vector<std::complex<float>> myCFloats;
     const std::size_t ComplexDataSize = 3;
-    myCFloats.reserve( ComplexDataSize );
-    myCFloats.emplace_back( 1, 3 );
-    myCFloats.emplace_back( 2, 2 );
-    myCFloats.emplace_back( 3, 1 );
-
+    myCFloats.reserve(ComplexDataSize);
+    myCFloats.emplace_back(1, 3);
+    myCFloats.emplace_back(2, 2);
+    myCFloats.emplace_back(3, 1);
 
     std::vector<std::complex<double>> myCDoubles;
-    myCDoubles.reserve( ComplexDataSize );
-    myCDoubles.emplace_back( 1.1, -3.3 );
-    myCDoubles.emplace_back( 2.1, -2.2 );
-    myCDoubles.emplace_back( 3.1, -1.1 );
+    myCDoubles.reserve(ComplexDataSize);
+    myCDoubles.emplace_back(1.1, -3.3);
+    myCDoubles.emplace_back(2.1, -2.2);
+    myCDoubles.emplace_back(3.1, -1.1);
 
     std::vector<std::complex<long double>> myCLongDoubles;
-    myCLongDoubles.reserve( ComplexDataSize );
-    myCLongDoubles.emplace_back( 1.11, -3.33 );
-    myCLongDoubles.emplace_back( 2.11, -2.22 );
-    myCLongDoubles.emplace_back( 3.11, -1.11 );
-
+    myCLongDoubles.reserve(ComplexDataSize);
+    myCLongDoubles.emplace_back(1.11, -3.33);
+    myCLongDoubles.emplace_back(2.11, -2.22);
+    myCLongDoubles.emplace_back(3.11, -1.11);
 
-    std::size_t doubleVCount = Nx/size;
-    std::size_t complexCount = ComplexDataSize/size;
-    std::size_t intCountDim1 = intDim1/size;
+    std::size_t doubleVCount = Nx / size;
+    std::size_t complexCount = ComplexDataSize / size;
+    std::size_t intCountDim1 = intDim1 / size;
 
     std::size_t doubleVOffset = rank * doubleVCount;
-    std::size_t complexOffset   = rank * complexCount;
+    std::size_t complexOffset = rank * complexCount;
     std::size_t intOffsetDim1 = rank * intCountDim1;
     std::size_t intOffsetDim2 = 0;
 
-    if ((size > 1) && (rank == size-1)) 
+    if ((size > 1) && (rank == size - 1))
     {
-      doubleVCount = Nx - rank*(Nx/size);
-      complexCount   = ComplexDataSize - rank * (ComplexDataSize/size);
-      intCountDim1 = intDim1 -    rank * (intDim1/size);
-    } 
-    
+        doubleVCount = Nx - rank * (Nx / size);
+        complexCount = ComplexDataSize - rank * (ComplexDataSize / size);
+        intCountDim1 = intDim1 - rank * (intDim1 / size);
+    }
+
     try
     {
-      //Define variable and local size
-      auto& ioMyInts = adios.DefineVariable<int>( "myInts", {intCountDim1, intDim2}, {4,3}, {intOffsetDim1, intOffsetDim2} );
-      auto& ioMyDoubles = adios.DefineVariable<double>( "myDoubles", {doubleVCount}, {Nx}, {doubleVOffset} );
-      auto& ioMyCFloats = adios.DefineVariable<std::complex<float>>( "myCFloats", {complexCount}, {3}, {complexOffset} );
-      auto& ioMyCDoubles = adios.DefineVariable<std::complex<double>>( "myCDoubles", {complexCount}, {3}, {complexOffset} );
-      auto& ioMyCLongDoubles = adios.DefineVariable<std::complex<long double>>( "myCLongDoubles", {complexCount}, {3}, {complexOffset} );
-
-
-      //Define method for engine creation, it is basically straight-forward parameters
-      adios::Method& HDF5Settings = adios.DeclareMethod("w" ); 
-      HDF5Settings.SetEngine("HDF5Writer");
-      HDF5Settings.SetParameters( "chunck=yes", "collectiveIO=yes");
-      //HDF5Settings.AddTransport( "Mdtm", "localIP=128.0.0.0.1", "remoteIP=128.0.0.0.2", "tolerances=1,2,3" );
-      
-      //Create engine smart pointer to HDF5 Engine due to polymorphism,
-      //Open returns a smart pointer to Engine containing the Derived class HDF5
-      auto HDF5Writer = adios.Open( "test.bp", "w", HDF5Settings );
-      
-      if( HDF5Writer == nullptr )
-	throw std::ios_base::failure( "ERROR: failed to create HDF5 I/O engine at Open\n" );
-
-      HDF5Writer->Write( ioMyDoubles, myDoubles.data()+doubleVOffset ); // Base class Engine own the Write<T> that will call overloaded Write from Derived
-      HDF5Writer->Write( ioMyInts, myInts.data()+(intOffsetDim1*intDim2*rank) );
-
-      HDF5Writer->Write( ioMyCFloats, myCFloats.data()+complexOffset );
-      HDF5Writer->Write( ioMyCDoubles, myCDoubles.data()+complexOffset );
-      HDF5Writer->Write( ioMyCLongDoubles, myCLongDoubles.data()+complexOffset );
-      HDF5Writer->Close( );
-    
-    } 
-    catch( std::invalid_argument& e )
+        // Define variable and local size
+        auto &ioMyInts =
+            adios.DefineVariable<int>("myInts", {intCountDim1, intDim2}, {4, 3},
+                                      {intOffsetDim1, intOffsetDim2});
+        auto &ioMyDoubles = adios.DefineVariable<double>(
+            "myDoubles", {doubleVCount}, {Nx}, {doubleVOffset});
+        auto &ioMyCFloats = adios.DefineVariable<std::complex<float>>(
+            "myCFloats", {complexCount}, {3}, {complexOffset});
+        auto &ioMyCDoubles = adios.DefineVariable<std::complex<double>>(
+            "myCDoubles", {complexCount}, {3}, {complexOffset});
+        auto &ioMyCLongDoubles =
+            adios.DefineVariable<std::complex<long double>>(
+                "myCLongDoubles", {complexCount}, {3}, {complexOffset});
+
+        // Define method for engine creation, it is basically straight-forward
+        // parameters
+        adios::Method &HDF5Settings = adios.DeclareMethod("w");
+        HDF5Settings.SetEngine("HDF5Writer");
+        HDF5Settings.SetParameters("chunck=yes", "collectiveIO=yes");
+        // HDF5Settings.AddTransport( "Mdtm", "localIP=128.0.0.0.1",
+        // "remoteIP=128.0.0.0.2", "tolerances=1,2,3" );
+
+        // Create engine smart pointer to HDF5 Engine due to polymorphism,
+        // Open returns a smart pointer to Engine containing the Derived class
+        // HDF5
+        auto HDF5Writer = adios.Open("test.h5", "w", HDF5Settings);
+
+        if (HDF5Writer == nullptr)
+            throw std::ios_base::failure(
+                "ERROR: failed to create HDF5 I/O engine at Open\n");
+
+        HDF5Writer->Write(ioMyDoubles, myDoubles.data() +
+                                           doubleVOffset); // Base class Engine
+                                                           // own the Write<T>
+                                                           // that will call
+                                                           // overloaded Write
+                                                           // from Derived
+        HDF5Writer->Write(ioMyInts,
+                          myInts.data() + (intOffsetDim1 * intDim2 * rank));
+
+        HDF5Writer->Write(ioMyCFloats, myCFloats.data() + complexOffset);
+        HDF5Writer->Write(ioMyCDoubles, myCDoubles.data() + complexOffset);
+        HDF5Writer->Write(ioMyCLongDoubles,
+                          myCLongDoubles.data() + complexOffset);
+        HDF5Writer->Close();
+    }
+    catch (std::invalid_argument &e)
     {
-        if( rank == 0 )
+        if (rank == 0)
         {
             std::cout << "Invalid argument exception, STOPPING PROGRAM\n";
             std::cout << e.what() << "\n";
         }
     }
-    catch( std::ios_base::failure& e )
+    catch (std::ios_base::failure &e)
     {
-        if( rank == 0 )
+        if (rank == 0)
         {
             std::cout << "System exception, STOPPING PROGRAM\n";
             std::cout << e.what() << "\n";
         }
     }
-    catch( std::exception& e )
+    catch (std::exception &e)
     {
-        if( rank == 0 )
+        if (rank == 0)
         {
             std::cout << "Exception, STOPPING PROGRAM\n";
             std::cout << e.what() << "\n";
         }
     }
 
-    MPI_Finalize( );
+    MPI_Finalize();
 
     return 0;
-
 }
diff --git a/examples/hello/hdf5Writer/helloHDF5Writer_nompi.cpp b/examples/hello/hdf5Writer/helloHDF5Writer_nompi.cpp
index e49794eae..87211cb13 100644
--- a/examples/hello/hdf5Writer/helloHDF5Writer_nompi.cpp
+++ b/examples/hello/hdf5Writer/helloHDF5Writer_nompi.cpp
@@ -5,130 +5,140 @@
  *      Author: Junmin
  */
 
-
-
 #include <vector>
 #include <iostream>
 
-
 //#include <mpi.h>
 #include "ADIOS_MPI.h"
 
 #ifndef HAVE_MPI
 // mpidummy has namespace adios
 using namespace adios;
-#endif 
+#endif
 #include "ADIOS_CPP.h"
 
-
-int main( int argc, char* argv [] )
+int main(int argc, char *argv[])
 {
-    MPI_Init( &argc, &argv );
+    MPI_Init(&argc, &argv);
     int rank, size;
-    MPI_Comm_rank( MPI_COMM_WORLD, &rank );
-    MPI_Comm_size( MPI_COMM_WORLD, &size );
+    MPI_Comm_rank(MPI_COMM_WORLD, &rank);
+    MPI_Comm_size(MPI_COMM_WORLD, &size);
 
     const bool adiosDebug = true;
     adios::ADIOS adios(MPI_COMM_WORLD, adios::Verbose::INFO, adiosDebug);
 
-
-    //Application variable
+    // Application variable
     const std::size_t intDim1 = 4;
     const std::size_t intDim2 = 3;
-    std::vector<int> myInts = {10,11,12,13,14,15,16,17,18,19,20,21};
+    std::vector<int> myInts = {10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21};
 
-    std::vector<double> myDoubles = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
+    std::vector<double> myDoubles = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
     const std::size_t Nx = myDoubles.size();
 
     std::vector<std::complex<float>> myCFloats;
     const std::size_t CFloatSize = 3;
-    myCFloats.reserve( CFloatSize );
-    myCFloats.emplace_back( 1, 3 );
-    myCFloats.emplace_back( 2, 2 );
-    myCFloats.emplace_back( 3, 1 );
-
+    myCFloats.reserve(CFloatSize);
+    myCFloats.emplace_back(1, 3);
+    myCFloats.emplace_back(2, 2);
+    myCFloats.emplace_back(3, 1);
 
     std::vector<std::complex<double>> myCDoubles;
     const std::size_t CDoubleSize = 3;
-    myCDoubles.reserve( CDoubleSize );
-    myCDoubles.emplace_back( 1, 3 );
-    myCDoubles.emplace_back( 2, 2 );
-    myCDoubles.emplace_back( 3, 1 );
+    myCDoubles.reserve(CDoubleSize);
+    myCDoubles.emplace_back(1, 3);
+    myCDoubles.emplace_back(2, 2);
+    myCDoubles.emplace_back(3, 1);
 
-
-    std::size_t doubleVCount = Nx/size;
-    std::size_t floatCount = CFloatSize/size;
-    std::size_t intCountDim1 = intDim1/size;
+    std::size_t doubleVCount = Nx / size;
+    std::size_t floatCount = CFloatSize / size;
+    std::size_t intCountDim1 = intDim1 / size;
 
     std::size_t doubleVOffset = rank * doubleVCount;
-    std::size_t floatOffset   = rank * floatCount;
+    std::size_t floatOffset = rank * floatCount;
     std::size_t intOffsetDim1 = rank * intCountDim1;
     std::size_t intOffsetDim2 = 0;
 
-    if ((size > 1) && (rank == size-1)) {
-      doubleVCount = Nx - rank*(Nx/size);
-      floatCount   = CFloatSize - rank * (CFloatSize/size);
-      intCountDim1 = intDim1 -    rank * (intDim1/size);
-    } 
-    
+    if ((size > 1) && (rank == size - 1))
+    {
+        doubleVCount = Nx - rank * (Nx / size);
+        floatCount = CFloatSize - rank * (CFloatSize / size);
+        intCountDim1 = intDim1 - rank * (intDim1 / size);
+    }
+
     try
     {
-        //Define variable and local size
-      //auto& ioMyDoubles = adios.DefineVariable<double>( "myDoubles", {Nx}, {Nx} );
-      //auto& ioMyCFloats = adios.DefineVariable<std::complex<float>>( "myCFloats", {3}, {3} );
-      //auto& ioMyInts = adios.DefineVariable<int>( "myInts", {4,3}, {4,3} );
-
-      auto& ioMyDoubles = adios.DefineVariable<double>( "myDoubles", {doubleVCount}, {Nx}, {doubleVOffset} );
-      auto& ioMyCFloats = adios.DefineVariable<std::complex<float>>( "myCFloats", {floatCount}, {3}, {floatOffset} );
-      auto& ioMyCDoubles = adios.DefineVariable<std::complex<double>>( "myCDoubles", {floatCount}, {3}, {floatOffset} );
-      auto& ioMyInts = adios.DefineVariable<int>( "myInts", {intCountDim1, intDim2}, {4,3}, {intOffsetDim1, intOffsetDim2} );
-
-      //Define method for engine creation, it is basically straight-forward parameters
-      adios::Method& HDF5Settings = adios.DeclareMethod("HDF5Writer" ); //default method type is Writer
-      HDF5Settings.SetParameters( "chunck=yes", "collectiveIO=yes");
-      //HDF5Settings.AddTransport( "Mdtm", "localIP=128.0.0.0.1", "remoteIP=128.0.0.0.2", "tolerances=1,2,3" );
-      
-      //Create engine smart pointer to HDF5 Engine due to polymorphism,
-      //Open returns a smart pointer to Engine containing the Derived class HDF5
-      auto HDF5Writer = adios.Open( "test.bp", "w", HDF5Settings );
-      
-      if( HDF5Writer == nullptr )
-	throw std::ios_base::failure( "ERROR: failed to create HDF5 I/O engine at Open\n" );
-
-      HDF5Writer->Write( ioMyDoubles, myDoubles.data()+doubleVOffset ); // Base class Engine own the Write<T> that will call overloaded Write from Derived
-      HDF5Writer->Write( ioMyInts, myInts.data()+(intOffsetDim1*intDim2*rank) );
-      HDF5Writer->Write( ioMyCFloats, myCFloats.data() );
-      HDF5Writer->Write( ioMyCDoubles, myCDoubles.data() );
-      HDF5Writer->Close( );
-    
-    } 
-    catch( std::invalid_argument& e )
+        // Define variable and local size
+        // auto& ioMyDoubles = adios.DefineVariable<double>( "myDoubles", {Nx},
+        // {Nx} );
+        // auto& ioMyCFloats = adios.DefineVariable<std::complex<float>>(
+        // "myCFloats", {3}, {3} );
+        // auto& ioMyInts = adios.DefineVariable<int>( "myInts", {4,3}, {4,3} );
+
+        auto &ioMyDoubles = adios.DefineVariable<double>(
+            "myDoubles", {doubleVCount}, {Nx}, {doubleVOffset});
+        auto &ioMyCFloats = adios.DefineVariable<std::complex<float>>(
+            "myCFloats", {floatCount}, {3}, {floatOffset});
+        auto &ioMyCDoubles = adios.DefineVariable<std::complex<double>>(
+            "myCDoubles", {floatCount}, {3}, {floatOffset});
+        auto &ioMyInts =
+            adios.DefineVariable<int>("myInts", {intCountDim1, intDim2}, {4, 3},
+                                      {intOffsetDim1, intOffsetDim2});
+
+        // Define method for engine creation, it is basically straight-forward
+        // parameters
+        adios::Method &HDF5Settings =
+            adios.DeclareMethod("HDF5Writer"); // default method type is Writer
+        HDF5Settings.SetParameters("chunck=yes", "collectiveIO=yes");
+        // HDF5Settings.AddTransport( "Mdtm", "localIP=128.0.0.0.1",
+        // "remoteIP=128.0.0.0.2", "tolerances=1,2,3" );
+
+        // Create engine smart pointer to HDF5 Engine due to polymorphism,
+        // Open returns a smart pointer to Engine containing the Derived class
+        // HDF5
+        auto HDF5Writer = adios.Open("test.bp", "w", HDF5Settings);
+
+        if (HDF5Writer == nullptr)
+            throw std::ios_base::failure(
+                "ERROR: failed to create HDF5 I/O engine at Open\n");
+
+        HDF5Writer->Write(ioMyDoubles, myDoubles.data() +
+                                           doubleVOffset); // Base class Engine
+                                                           // own the Write<T>
+                                                           // that will call
+                                                           // overloaded Write
+                                                           // from Derived
+        HDF5Writer->Write(ioMyInts,
+                          myInts.data() + (intOffsetDim1 * intDim2 * rank));
+        HDF5Writer->Write(ioMyCFloats, myCFloats.data());
+        HDF5Writer->Write(ioMyCDoubles, myCDoubles.data());
+        HDF5Writer->Close();
+    }
+    catch (std::invalid_argument &e)
     {
-        if( rank == 0 )
+        if (rank == 0)
         {
             std::cout << "Invalid argument exception, STOPPING PROGRAM\n";
             std::cout << e.what() << "\n";
         }
     }
-    catch( std::ios_base::failure& e )
+    catch (std::ios_base::failure &e)
     {
-        if( rank == 0 )
+        if (rank == 0)
         {
             std::cout << "System exception, STOPPING PROGRAM\n";
             std::cout << e.what() << "\n";
         }
     }
-    catch( std::exception& e )
+    catch (std::exception &e)
     {
-        if( rank == 0 )
+        if (rank == 0)
         {
             std::cout << "Exception, STOPPING PROGRAM\n";
             std::cout << e.what() << "\n";
         }
     }
 
-    MPI_Finalize( );
+    MPI_Finalize();
 
     return 0;
-
 }
diff --git a/include/engine/hdf5/HDF5ReaderP.h b/include/engine/hdf5/HDF5ReaderP.h
index 959b08e91..ec5d910eb 100644
--- a/include/engine/hdf5/HDF5ReaderP.h
+++ b/include/engine/hdf5/HDF5ReaderP.h
@@ -8,7 +8,6 @@
  *      Author: Junmin
  */
 
-
 #ifndef HDF5_READER_P_H
 #define HDF5_READER_P_H
 
diff --git a/include/engine/hdf5/HDF5WriterP.h b/include/engine/hdf5/HDF5WriterP.h
index 9dc00a329..b0d703065 100644
--- a/include/engine/hdf5/HDF5WriterP.h
+++ b/include/engine/hdf5/HDF5WriterP.h
@@ -12,8 +12,6 @@
 #ifndef HDF5_WRITER_P_H_
 #define HDF5_WRITER_P_H_
 
-#include <unistd.h> //sleep must be removed
-
 #include "core/Engine.h"
 
 // supported capsules
diff --git a/source/ADIOS.cpp b/source/ADIOS.cpp
index 47e3c333f..b3aee87e3 100644
--- a/source/ADIOS.cpp
+++ b/source/ADIOS.cpp
@@ -191,14 +191,16 @@ std::shared_ptr<Engine> ADIOS::Open(const std::string &name,
         // method,
         // iomode, timeout_sec, m_DebugMode, method.m_nThreads );
     }
-    else if (type == "HDF5Writer") // -junmin                                                                                                                                                             
-      {
-      #if defined(ADIOS_HAVE_PHDF5) && defined(ADIOS_HAVE_MPI)
-	return std::make_shared<HDF5Writer>(*this, name, accessMode, mpiComm, method);
-      #else
-	throw std::invalid_argument( "ERROR: this version didn't compile with HDF5 library, can't use HDF5\n" );
-      #endif
-      }
+    else if (type == "HDF5Writer") // -junmin
+    {
+#if defined(ADIOS_HAVE_PHDF5) && defined(ADIOS_HAVE_MPI)
+        return std::make_shared<HDF5Writer>(*this, name, accessMode, mpiComm,
+                                            method);
+#else
+        throw std::invalid_argument("ERROR: this version didn't compile with "
+                                    "HDF5 library, can't use HDF5\n");
+#endif
+    }
 
     else
     {
diff --git a/source/CMakeLists.txt b/source/CMakeLists.txt
index 4c5afc475..975ae6dcc 100644
--- a/source/CMakeLists.txt
+++ b/source/CMakeLists.txt
@@ -88,18 +88,14 @@ if(ADIOS_USE_MPI)
     message("    HDF5 ROOT:   ${HDF5_ROOT}")
     message("    HDF5 include:   ${HDF5_INCLUDE_DIRS}   is paralle? ${HDF5_IS_PARALLEL}")
 
-    get_property(dirs DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} PROPERTY INCLUDE_DIRECTORIES)
-    foreach(dir ${dirs})
-      message(STATUS "dir='${dir}'")
-    endforeach()
-    include_directories(${HDF5_INCLUDE_DIRS})
+    target_include_directories(adios2 PRIVATE ${HDF5_INCLUDE_DIRS})
 
     target_sources(adios2 PRIVATE
       engine/hdf5/HDF5ReaderP.cpp
       engine/hdf5/HDF5WriterP.cpp
     )
     target_compile_definitions(adios2 PRIVATE ADIOS_HAVE_PHDF5)
-    target_link_libraries(adios2 PRIVATE hdf5)
+    target_link_libraries(adios2 PRIVATE ${HDF5_C_LIBRARIES})
   endif()
 
 endif()
diff --git a/source/engine/hdf5/HDF5ReaderP.cpp b/source/engine/hdf5/HDF5ReaderP.cpp
index 3716bfea5..00ec0a8fb 100644
--- a/source/engine/hdf5/HDF5ReaderP.cpp
+++ b/source/engine/hdf5/HDF5ReaderP.cpp
@@ -8,9 +8,6 @@
  *      Author: Junmin
  */
 
-
-
 #include <iostream> //needs to go away, this is just for demo purposes
 
 #include "engine/hdf5/HDF5ReaderP.h"
-
diff --git a/source/engine/hdf5/HDF5WriterP.cpp b/source/engine/hdf5/HDF5WriterP.cpp
index 196744ac2..0ce36bf57 100644
--- a/source/engine/hdf5/HDF5WriterP.cpp
+++ b/source/engine/hdf5/HDF5WriterP.cpp
@@ -8,309 +8,360 @@
  *      Author: Junmin
  */
 
-
 #include <iostream> //needs to go away, this is just for demo purposes
 
-#ifdef ADIOS_HAVE_MPI
 #include "engine/hdf5/HDF5WriterP.h"
 
 #include "core/Support.h"
 #include "functions/adiosFunctions.h" //CSVToVector
 
-namespace adios {
+namespace adios
+{
 
 HDF5Writer::HDF5Writer(ADIOS &adios, const std::string name,
                        const std::string accessMode, MPI_Comm mpiComm,
                        const Method &method)
-    : Engine(adios, "HDF5Writer", name, accessMode, mpiComm, method, /*debugMode, cores,*/ 
-	     " HDF5Writer constructor (or call to ADIOS Open).\n"),
-      m_Buffer(accessMode, m_RankMPI, m_DebugMode) 
+: Engine(adios, "HDF5Writer", name, accessMode, mpiComm,
+         method, /*debugMode, cores,*/
+         " HDF5Writer constructor (or call to ADIOS Open).\n"),
+  m_Buffer(accessMode, m_RankMPI, m_DebugMode)
 {
-  //
-  //  16, 4 vs: 8
-  //std::cout<<sizeof(std::complex<double>)<<", "<<sizeof(H5T_NATIVE_DOUBLE)<<" vs: "<<H5Tget_size(H5T_NATIVE_DOUBLE)<<std::endl;
-  //  8, 4 vs: 4
-  //std::cout<<sizeof(std::complex<float>)<<", "<<sizeof(H5T_NATIVE_FLOAT)<<" vs: "<<H5Tget_size(H5T_NATIVE_FLOAT)<<std::endl;
-  //  32, 4 vs: 16
-  //std::cout<<sizeof(std::complex<long double>)<<", "<<sizeof(H5T_NATIVE_LDOUBLE)<<" vs: "<<H5Tget_size(H5T_NATIVE_LDOUBLE)<<std::endl;
-
-  DefH5T_COMPLEX_FLOAT      = H5Tcreate(H5T_COMPOUND, sizeof(std::complex<float>));
-  H5Tinsert(DefH5T_COMPLEX_FLOAT, "freal", 0, H5T_NATIVE_FLOAT);
-  H5Tinsert(DefH5T_COMPLEX_FLOAT, "fimg",  H5Tget_size(H5T_NATIVE_FLOAT), H5T_NATIVE_FLOAT);
+    //
+    //  16, 4 vs: 8
+    // std::cout<<sizeof(std::complex<double>)<<",
+    // "<<sizeof(H5T_NATIVE_DOUBLE)<<" vs:
+    // "<<H5Tget_size(H5T_NATIVE_DOUBLE)<<std::endl;
+    //  8, 4 vs: 4
+    // std::cout<<sizeof(std::complex<float>)<<", "<<sizeof(H5T_NATIVE_FLOAT)<<"
+    // vs: "<<H5Tget_size(H5T_NATIVE_FLOAT)<<std::endl;
+    //  32, 4 vs: 16
+    // std::cout<<sizeof(std::complex<long double>)<<",
+    // "<<sizeof(H5T_NATIVE_LDOUBLE)<<" vs:
+    // "<<H5Tget_size(H5T_NATIVE_LDOUBLE)<<std::endl;
+
+    DefH5T_COMPLEX_FLOAT = H5Tcreate(H5T_COMPOUND, sizeof(std::complex<float>));
+    H5Tinsert(DefH5T_COMPLEX_FLOAT, "freal", 0, H5T_NATIVE_FLOAT);
+    H5Tinsert(DefH5T_COMPLEX_FLOAT, "fimg", H5Tget_size(H5T_NATIVE_FLOAT),
+              H5T_NATIVE_FLOAT);
 
-  DefH5T_COMPLEX_DOUBLE     = H5Tcreate(H5T_COMPOUND, sizeof(std::complex<double>));    
-  H5Tinsert(DefH5T_COMPLEX_DOUBLE, "dreal", 0, H5T_NATIVE_DOUBLE);
-  H5Tinsert(DefH5T_COMPLEX_DOUBLE, "dimg", H5Tget_size(H5T_NATIVE_DOUBLE), H5T_NATIVE_DOUBLE);
+    DefH5T_COMPLEX_DOUBLE =
+        H5Tcreate(H5T_COMPOUND, sizeof(std::complex<double>));
+    H5Tinsert(DefH5T_COMPLEX_DOUBLE, "dreal", 0, H5T_NATIVE_DOUBLE);
+    H5Tinsert(DefH5T_COMPLEX_DOUBLE, "dimg", H5Tget_size(H5T_NATIVE_DOUBLE),
+              H5T_NATIVE_DOUBLE);
 
-  DefH5T_COMPLEX_LongDOUBLE = H5Tcreate(H5T_COMPOUND, sizeof(std::complex<long double>));
-  H5Tinsert(DefH5T_COMPLEX_LongDOUBLE, "ldouble real", 0, H5T_NATIVE_LDOUBLE);
-  H5Tinsert(DefH5T_COMPLEX_LongDOUBLE, "ldouble img", H5Tget_size(H5T_NATIVE_LDOUBLE), H5T_NATIVE_LDOUBLE);
+    DefH5T_COMPLEX_LongDOUBLE =
+        H5Tcreate(H5T_COMPOUND, sizeof(std::complex<long double>));
+    H5Tinsert(DefH5T_COMPLEX_LongDOUBLE, "ldouble real", 0, H5T_NATIVE_LDOUBLE);
+    H5Tinsert(DefH5T_COMPLEX_LongDOUBLE, "ldouble img",
+              H5Tget_size(H5T_NATIVE_LDOUBLE), H5T_NATIVE_LDOUBLE);
 
-  Init();
+    Init();
 }
 
 HDF5Writer::~HDF5Writer() {}
 
-void HDF5Writer::Init() {
-  if (m_AccessMode != "w" && m_AccessMode != "write" && m_AccessMode != "a" &&
-      m_AccessMode != "append") 
-  {
-    throw std::invalid_argument("ERROR: HDF5Writer doesn't support access mode " + m_AccessMode +				
-				", in call to ADIOS Open or HDF5Writer constructor\n");
-  }
-  //std::cout << "method: # of inputs:" << m_Method.m_Parameters.size() << std::endl;
-            
-  //std::cout << "::Init hdf5 parallel writer. File name:" << m_Name << std::endl;
-
-  _plist_id = H5Pcreate(H5P_FILE_ACCESS);
+void HDF5Writer::Init()
+{
+    if (m_AccessMode != "w" && m_AccessMode != "write" && m_AccessMode != "a" &&
+        m_AccessMode != "append")
+    {
+        throw std::invalid_argument(
+            "ERROR: HDF5Writer doesn't support access mode " + m_AccessMode +
+            ", in call to ADIOS Open or HDF5Writer constructor\n");
+    }
+    // std::cout << "method: # of inputs:" << m_Method.m_Parameters.size() <<
+    // std::endl;
 
+    // std::cout << "::Init hdf5 parallel writer. File name:" << m_Name <<
+    // std::endl;
 
-  H5Pset_fapl_mpio(_plist_id, m_MPIComm, MPI_INFO_NULL);
+    _plist_id = H5Pcreate(H5P_FILE_ACCESS);
 
+    H5Pset_fapl_mpio(_plist_id, m_MPIComm, MPI_INFO_NULL);
 
-  /*
-   * Create a new file collectively and release property list identifier.
-   */
-  _file_id = H5Fcreate(m_Name.c_str(), H5F_ACC_TRUNC, H5P_DEFAULT, _plist_id);
-  H5Pclose(_plist_id);
+    /*
+     * Create a new file collectively and release property list identifier.
+     */
+    _file_id = H5Fcreate(m_Name.c_str(), H5F_ACC_TRUNC, H5P_DEFAULT, _plist_id);
+    H5Pclose(_plist_id);
 }
 
-void HDF5Writer::Write(Variable<char> &variable, const char *values) {
-  UseHDFWrite(variable, values, H5T_NATIVE_CHAR);
+void HDF5Writer::Write(Variable<char> &variable, const char *values)
+{
+    UseHDFWrite(variable, values, H5T_NATIVE_CHAR);
 }
 
 void HDF5Writer::Write(Variable<unsigned char> &variable,
-                       const unsigned char *values) {
-  UseHDFWrite(variable, values, H5T_NATIVE_UCHAR);
+                       const unsigned char *values)
+{
+    UseHDFWrite(variable, values, H5T_NATIVE_UCHAR);
 }
 
-void HDF5Writer::Write(Variable<short> &variable, const short *values) {
-  UseHDFWrite(variable, values, H5T_NATIVE_SHORT);
+void HDF5Writer::Write(Variable<short> &variable, const short *values)
+{
+    UseHDFWrite(variable, values, H5T_NATIVE_SHORT);
 }
 
 void HDF5Writer::Write(Variable<unsigned short> &variable,
-                       const unsigned short *values) {
-  UseHDFWrite(variable, values, H5T_NATIVE_USHORT);
+                       const unsigned short *values)
+{
+    UseHDFWrite(variable, values, H5T_NATIVE_USHORT);
 }
 
-void HDF5Writer::Write(Variable<int> &variable, const int *values) {
-  UseHDFWrite(variable, values, H5T_NATIVE_INT);
+void HDF5Writer::Write(Variable<int> &variable, const int *values)
+{
+    UseHDFWrite(variable, values, H5T_NATIVE_INT);
 }
 
 void HDF5Writer::Write(Variable<unsigned int> &variable,
-                       const unsigned int *values) {
-  UseHDFWrite(variable, values, H5T_NATIVE_UINT);
+                       const unsigned int *values)
+{
+    UseHDFWrite(variable, values, H5T_NATIVE_UINT);
 }
 
-void HDF5Writer::Write(Variable<long int> &variable, const long int *values) {
-  UseHDFWrite(variable, values, H5T_NATIVE_LONG);
+void HDF5Writer::Write(Variable<long int> &variable, const long int *values)
+{
+    UseHDFWrite(variable, values, H5T_NATIVE_LONG);
 }
 
 void HDF5Writer::Write(Variable<unsigned long int> &variable,
-                       const unsigned long int *values) {
-  UseHDFWrite(variable, values, H5T_NATIVE_ULONG);
+                       const unsigned long int *values)
+{
+    UseHDFWrite(variable, values, H5T_NATIVE_ULONG);
 }
 
 void HDF5Writer::Write(Variable<long long int> &variable,
-                       const long long int *values) {
-  UseHDFWrite(variable, values, H5T_NATIVE_LLONG);
+                       const long long int *values)
+{
+    UseHDFWrite(variable, values, H5T_NATIVE_LLONG);
 }
 
 void HDF5Writer::Write(Variable<unsigned long long int> &variable,
-                       const unsigned long long int *values) {
-  UseHDFWrite(variable, values, H5T_NATIVE_ULLONG);
+                       const unsigned long long int *values)
+{
+    UseHDFWrite(variable, values, H5T_NATIVE_ULLONG);
 }
 
-void HDF5Writer::Write(Variable<float> &variable, const float *values) {
-  UseHDFWrite(variable, values, H5T_NATIVE_FLOAT);
+void HDF5Writer::Write(Variable<float> &variable, const float *values)
+{
+    UseHDFWrite(variable, values, H5T_NATIVE_FLOAT);
 }
 
-void HDF5Writer::Write(Variable<double> &variable, const double *values) {
-  UseHDFWrite(variable, values, H5T_NATIVE_DOUBLE);
+void HDF5Writer::Write(Variable<double> &variable, const double *values)
+{
+    UseHDFWrite(variable, values, H5T_NATIVE_DOUBLE);
 }
 
 void HDF5Writer::Write(Variable<long double> &variable,
-                       const long double *values) {
-  UseHDFWrite(variable, values, H5T_NATIVE_LDOUBLE);
+                       const long double *values)
+{
+    UseHDFWrite(variable, values, H5T_NATIVE_LDOUBLE);
 }
 
 void HDF5Writer::Write(Variable<std::complex<float>> &variable,
-                       const std::complex<float> *values) {
-  UseHDFWrite(variable, values, DefH5T_COMPLEX_FLOAT);
+                       const std::complex<float> *values)
+{
+    UseHDFWrite(variable, values, DefH5T_COMPLEX_FLOAT);
 }
 
 void HDF5Writer::Write(Variable<std::complex<double>> &variable,
-                       const std::complex<double> *values) {
-  UseHDFWrite(variable, values, DefH5T_COMPLEX_DOUBLE);
+                       const std::complex<double> *values)
+{
+    UseHDFWrite(variable, values, DefH5T_COMPLEX_DOUBLE);
 }
 
 void HDF5Writer::Write(Variable<std::complex<long double>> &variable,
-                       const std::complex<long double> *values) {
-  UseHDFWrite(variable, values, DefH5T_COMPLEX_LongDOUBLE);
+                       const std::complex<long double> *values)
+{
+    UseHDFWrite(variable, values, DefH5T_COMPLEX_LongDOUBLE);
 }
 
 // String version
-void HDF5Writer::Write(const std::string variableName, const char *values) {
-  UseHDFWrite(m_ADIOS.GetVariable<char>(variableName), values, H5T_NATIVE_CHAR);
+void HDF5Writer::Write(const std::string variableName, const char *values)
+{
+    UseHDFWrite(m_ADIOS.GetVariable<char>(variableName), values,
+                H5T_NATIVE_CHAR);
 }
 
 void HDF5Writer::Write(const std::string variableName,
-                       const unsigned char *values) {
-  UseHDFWrite(m_ADIOS.GetVariable<unsigned char>(variableName), values,
-              H5T_NATIVE_UCHAR);
+                       const unsigned char *values)
+{
+    UseHDFWrite(m_ADIOS.GetVariable<unsigned char>(variableName), values,
+                H5T_NATIVE_UCHAR);
 }
 
-void HDF5Writer::Write(const std::string variableName, const short *values) {
-  UseHDFWrite(m_ADIOS.GetVariable<short>(variableName), values,
-              H5T_NATIVE_SHORT);
+void HDF5Writer::Write(const std::string variableName, const short *values)
+{
+    UseHDFWrite(m_ADIOS.GetVariable<short>(variableName), values,
+                H5T_NATIVE_SHORT);
 }
 
 void HDF5Writer::Write(const std::string variableName,
-                       const unsigned short *values) {
-  UseHDFWrite(m_ADIOS.GetVariable<unsigned short>(variableName), values,
-              H5T_NATIVE_USHORT);
+                       const unsigned short *values)
+{
+    UseHDFWrite(m_ADIOS.GetVariable<unsigned short>(variableName), values,
+                H5T_NATIVE_USHORT);
 }
 
-void HDF5Writer::Write(const std::string variableName, const int *values) {
-  UseHDFWrite(m_ADIOS.GetVariable<int>(variableName), values, H5T_NATIVE_INT);
+void HDF5Writer::Write(const std::string variableName, const int *values)
+{
+    UseHDFWrite(m_ADIOS.GetVariable<int>(variableName), values, H5T_NATIVE_INT);
 }
 
 void HDF5Writer::Write(const std::string variableName,
-                       const unsigned int *values) {
-  UseHDFWrite(m_ADIOS.GetVariable<unsigned int>(variableName), values,
-              H5T_NATIVE_UINT);
+                       const unsigned int *values)
+{
+    UseHDFWrite(m_ADIOS.GetVariable<unsigned int>(variableName), values,
+                H5T_NATIVE_UINT);
 }
 
-void HDF5Writer::Write(const std::string variableName, const long int *values) {
-  UseHDFWrite(m_ADIOS.GetVariable<long int>(variableName), values,
-              H5T_NATIVE_LONG);
+void HDF5Writer::Write(const std::string variableName, const long int *values)
+{
+    UseHDFWrite(m_ADIOS.GetVariable<long int>(variableName), values,
+                H5T_NATIVE_LONG);
 }
 
 void HDF5Writer::Write(const std::string variableName,
-                       const unsigned long int *values) {
-  UseHDFWrite(m_ADIOS.GetVariable<unsigned long int>(variableName), values,
-              H5T_NATIVE_ULONG);
+                       const unsigned long int *values)
+{
+    UseHDFWrite(m_ADIOS.GetVariable<unsigned long int>(variableName), values,
+                H5T_NATIVE_ULONG);
 }
 
 void HDF5Writer::Write(const std::string variableName,
-                       const long long int *values) {
-  UseHDFWrite(m_ADIOS.GetVariable<long long int>(variableName), values,
-              H5T_NATIVE_LLONG);
+                       const long long int *values)
+{
+    UseHDFWrite(m_ADIOS.GetVariable<long long int>(variableName), values,
+                H5T_NATIVE_LLONG);
 }
 
 void HDF5Writer::Write(const std::string variableName,
-                       const unsigned long long int *values) {
-  UseHDFWrite(m_ADIOS.GetVariable<unsigned long long int>(variableName), values,
-              H5T_NATIVE_ULLONG);
+                       const unsigned long long int *values)
+{
+    UseHDFWrite(m_ADIOS.GetVariable<unsigned long long int>(variableName),
+                values, H5T_NATIVE_ULLONG);
 }
 
-void HDF5Writer::Write(const std::string variableName, const float *values) {
-  UseHDFWrite(m_ADIOS.GetVariable<float>(variableName), values,
-              H5T_NATIVE_FLOAT);
+void HDF5Writer::Write(const std::string variableName, const float *values)
+{
+    UseHDFWrite(m_ADIOS.GetVariable<float>(variableName), values,
+                H5T_NATIVE_FLOAT);
 }
 
-void HDF5Writer::Write(const std::string variableName, const double *values) {
-  UseHDFWrite(m_ADIOS.GetVariable<double>(variableName), values,
-              H5T_NATIVE_DOUBLE);
+void HDF5Writer::Write(const std::string variableName, const double *values)
+{
+    UseHDFWrite(m_ADIOS.GetVariable<double>(variableName), values,
+                H5T_NATIVE_DOUBLE);
 }
 
 void HDF5Writer::Write(const std::string variableName,
-                       const long double *values) {
-  UseHDFWrite(m_ADIOS.GetVariable<long double>(variableName), values,
-              H5T_NATIVE_LDOUBLE);
+                       const long double *values)
+{
+    UseHDFWrite(m_ADIOS.GetVariable<long double>(variableName), values,
+                H5T_NATIVE_LDOUBLE);
 }
 
 void HDF5Writer::Write(const std::string variableName,
-                       const std::complex<float> *values) {
-  UseHDFWrite(m_ADIOS.GetVariable<std::complex<float>>(variableName), values,
-              DefH5T_COMPLEX_FLOAT);
+                       const std::complex<float> *values)
+{
+    UseHDFWrite(m_ADIOS.GetVariable<std::complex<float>>(variableName), values,
+                DefH5T_COMPLEX_FLOAT);
 }
 
 void HDF5Writer::Write(const std::string variableName,
-                       const std::complex<double> *values) {
-  UseHDFWrite(m_ADIOS.GetVariable<std::complex<double>>(variableName), values,
-              DefH5T_COMPLEX_DOUBLE);
+                       const std::complex<double> *values)
+{
+    UseHDFWrite(m_ADIOS.GetVariable<std::complex<double>>(variableName), values,
+                DefH5T_COMPLEX_DOUBLE);
 }
 
 void HDF5Writer::Write(const std::string variableName,
-                       const std::complex<long double> *values) {
-  UseHDFWrite(m_ADIOS.GetVariable<std::complex<long double>>(variableName),
-              values, DefH5T_COMPLEX_LongDOUBLE);
+                       const std::complex<long double> *values)
+{
+    UseHDFWrite(m_ADIOS.GetVariable<std::complex<long double>>(variableName),
+                values, DefH5T_COMPLEX_LongDOUBLE);
 }
 
-void HDF5Writer::Close(const int transportIndex) {
-  //std::cout << " ===> CLOSING HDF5 <===== " << std::endl;
-  // H5Dclose(_dset_id);
-  // H5Sclose(_filespace);
-  // H5Sclose(_memspace);
-  // H5Pclose(_plist_id);
-  H5Fclose(_file_id);
+void HDF5Writer::Close(const int transportIndex)
+{
+    // std::cout << " ===> CLOSING HDF5 <===== " << std::endl;
+    // H5Dclose(_dset_id);
+    // H5Sclose(_filespace);
+    // H5Sclose(_memspace);
+    // H5Pclose(_plist_id);
+    H5Fclose(_file_id);
 }
 
 template <class T>
 void HDF5Writer::UseHDFWrite(Variable<T> &variable, const T *values,
-                             hid_t h5type) {
-  // here comes your magic at Writing now variable.m_UserValues has the data
-  // passed by the user
-  // set variable
-  variable.m_AppValues = values;
-  m_WrittenVariables.insert(variable.m_Name);
+                             hid_t h5type)
+{
+    // here comes your magic at Writing now variable.m_UserValues has the data
+    // passed by the user
+    // set variable
+    variable.m_AppValues = values;
+    m_WrittenVariables.insert(variable.m_Name);
 
-  int dimSize = variable.m_GlobalDimensions.size();
-  /*
-  std::cout << "writting : " << variable.m_Name
-            << " dim size:" << variable.m_GlobalDimensions.size() << std::endl;
+    int dimSize = variable.m_GlobalDimensions.size();
+    /*
+    std::cout << "writting : " << variable.m_Name
+              << " dim size:" << variable.m_GlobalDimensions.size() <<
+    std::endl;
 
-  for (int i = 0; i < dimSize; i++) {
-    std::cout << " dim: " << i << ", size:" << variable.m_GlobalDimensions[i]
-              << " offset=" << variable.m_Offsets[i]
-              << " count=" << variable.m_LocalDimensions[i] << std::endl;
-  }
-  */
-  std::vector<hsize_t> dimsf, count, offset;
+    for (int i = 0; i < dimSize; i++) {
+      std::cout << " dim: " << i << ", size:" << variable.m_GlobalDimensions[i]
+                << " offset=" << variable.m_Offsets[i]
+                << " count=" << variable.m_LocalDimensions[i] << std::endl;
+    }
+    */
+    std::vector<hsize_t> dimsf, count, offset;
 
-  for (int i = 0; i < dimSize; i++) {
-    dimsf.push_back(variable.m_GlobalDimensions[i]);
-    count.push_back(variable.m_LocalDimensions[i]);
-    offset.push_back(variable.m_Offsets[i]);
-  }
+    for (int i = 0; i < dimSize; i++)
+    {
+        dimsf.push_back(variable.m_GlobalDimensions[i]);
+        count.push_back(variable.m_LocalDimensions[i]);
+        offset.push_back(variable.m_Offsets[i]);
+    }
 
-  _filespace = H5Screate_simple(dimSize, dimsf.data(), NULL);
+    _filespace = H5Screate_simple(dimSize, dimsf.data(), NULL);
 
-  _dset_id = H5Dcreate(_file_id, variable.m_Name.c_str(), h5type, _filespace,
-                       H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
-  // H5Sclose(_filespace);
+    _dset_id = H5Dcreate(_file_id, variable.m_Name.c_str(), h5type, _filespace,
+                         H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
+    // H5Sclose(_filespace);
 
-  _memspace = H5Screate_simple(dimSize, count.data(), NULL);
+    _memspace = H5Screate_simple(dimSize, count.data(), NULL);
 
-  // Select hyperslab
-  _filespace = H5Dget_space(_dset_id);
-  H5Sselect_hyperslab(_filespace, H5S_SELECT_SET, offset.data(), NULL,
-                      count.data(), NULL);
+    // Select hyperslab
+    _filespace = H5Dget_space(_dset_id);
+    H5Sselect_hyperslab(_filespace, H5S_SELECT_SET, offset.data(), NULL,
+                        count.data(), NULL);
 
-  //  Create property list for collective dataset write.
+    //  Create property list for collective dataset write.
 
-  _plist_id = H5Pcreate(H5P_DATASET_XFER);
-  H5Pset_dxpl_mpio(_plist_id, H5FD_MPIO_COLLECTIVE);
+    _plist_id = H5Pcreate(H5P_DATASET_XFER);
+    H5Pset_dxpl_mpio(_plist_id, H5FD_MPIO_COLLECTIVE);
 
-  herr_t status;
+    herr_t status;
 
-  status =
-    H5Dwrite(_dset_id, h5type, _memspace, _filespace, _plist_id, values);  
+    status =
+        H5Dwrite(_dset_id, h5type, _memspace, _filespace, _plist_id, values);
 
-  if (status < 0) {
-    // error
-    std::cerr << " Write failed. " << std::endl;
-  }
+    if (status < 0)
+    {
+        // error
+        std::cerr << " Write failed. " << std::endl;
+    }
 
-  //std::cout << " ==> User is responsible for freeing the data " << std::endl;
+    // std::cout << " ==> User is responsible for freeing the data " <<
+    // std::endl;
 
-  H5Dclose(_dset_id);
-  H5Sclose(_filespace);
-  H5Sclose(_memspace);
-  H5Pclose(_plist_id);
+    H5Dclose(_dset_id);
+    H5Sclose(_filespace);
+    H5Sclose(_memspace);
+    H5Pclose(_plist_id);
 }
 
 } // end namespace adios
 
-#endif //ADIOS_HAVE_MPI 
+
-- 
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