From 94d3e79a8617f88dc0219cfdeedfa3147833719d Mon Sep 17 00:00:00 2001
From: Adrian Kummerlaender
Date: Mon, 24 Jun 2019 14:43:36 +0200
Subject: Initialize at openlb-1-3

---
 src/io/ostreamManager.cpp | 133 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 133 insertions(+)
 create mode 100644 src/io/ostreamManager.cpp

(limited to 'src/io/ostreamManager.cpp')

diff --git a/src/io/ostreamManager.cpp b/src/io/ostreamManager.cpp
new file mode 100644
index 0000000..c06813d
--- /dev/null
+++ b/src/io/ostreamManager.cpp
@@ -0,0 +1,133 @@
+/*  This file is part of the OpenLB library
+ *
+ *  Copyright (C) 2011 Lukas Baron, Mathias Krause
+ *  E-mail contact: info@openlb.net
+ *  The most recent release of OpenLB can be downloaded at
+ *  <http://www.openlb.net/>
+ *
+ *  This program is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU General Public License
+ *  as published by the Free Software Foundation; either version 2
+ *  of the License, or (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public
+ *  License along with this program; if not, write to the Free
+ *  Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ *  Boston, MA  02110-1301, USA.
+*/
+
+#ifndef OSTREAM_MANAGER_HH
+#define OSTREAM_MANAGER_HH
+
+#include "ostreamManager.h"
+
+#include "communication/mpiManager.h"
+#include "communication/ompManager.h"
+
+namespace olb {
+
+// class OMBuf /////////////////////////////////////////
+
+
+bool OMBuf::multiOutput = 0;
+
+OMBuf::OMBuf()
+  : output(nullptr), text("")
+{ }
+
+OMBuf::~OMBuf()
+{ }
+
+OMBuf::OMBuf(const OMBuf& rhs)
+  : output(rhs.output), text(rhs.text)
+{ }
+
+OMBuf& OMBuf::operator=(const OMBuf& rhs)
+{
+  output = rhs.output;
+  text = rhs.text;
+
+  return *this;
+}
+
+OMBuf::OMBuf(std::ostream& str, std::string classname)
+  : output(&str), text(classname)
+{ }
+
+void OMBuf::setMultiOutput(bool b)
+{
+  (*this).multiOutput = b;
+}
+
+int OMBuf::sync()
+{
+#ifdef PARALLEL_MODE_MPI
+  if (multiOutput==true) {
+    *output << "["
+            << text << ":" << singleton::mpi().getRank()
+            << "] " << str();
+  } else {  // multiOutput==false
+    if (singleton::mpi().getRank()==0) {
+      *output << "[" << text << "] " << str();
+    }
+  }
+#elif PARALLEL_MODE_OMP
+  if (multiOutput==true) {
+    *output << "["
+            << text << ":" << omp.get_rank()
+            << "] " << str();
+  } else {  // multiOutput==false
+    if (omp.get_rank()==0) {
+      *output << "[" << text << "] " << str();
+    }
+  }
+#else
+  *output << "[" << text << "] " << str();
+#endif
+  str("");
+  output->flush();
+  return 0;
+}
+
+// class OstreamManager /////////////////////////////////
+
+/* this function should not need to be called at all,
+ * neither implicitly nor explicitly
+OstreamManager::OstreamManager()
+    : std::ostream(&buffer), buffer(std::cout, "???")
+{ }
+*/
+
+OstreamManager::OstreamManager(std::string classname)
+  : std::ostream(&buffer), buffer(std::cout, classname)
+{ }
+
+OstreamManager::OstreamManager(std::ostream& str, std::string classname)
+  : std::ostream(&buffer), buffer(str, classname)
+{ }
+
+OstreamManager::OstreamManager(const OstreamManager& rhs)
+  : std::ostream(&buffer), buffer(rhs.buffer)
+{ }
+
+OstreamManager& OstreamManager::operator=(const OstreamManager& rhs)
+{
+  buffer = rhs.buffer;
+  return *this;
+}
+
+OstreamManager::~OstreamManager() { }
+
+void OstreamManager::setMultiOutput(bool b)
+{
+  buffer.setMultiOutput(b);
+}
+
+} // end namespace olb
+
+#endif
-- 
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