/usr/include/trilinos/shylu_debug_manager.hpp is in libtrilinos-shylu-dev 12.4.2-2.
This file is owned by root:root, with mode 0o644.
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// ************************************************************************
//
// ShyLU: Hybrid preconditioner package
// Copyright 2012 Sandia Corporation
//
// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
// the U.S. Government retains certain rights in this software.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// 3. Neither the name of the Corporation nor the names of the
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SANDIA CORPORATION OR THE
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Questions? Contact Michael A. Heroux (maherou@sandia.gov)
//
// ************************************************************************
//@HEADER
/** \file shylu_debug_manager.hpp
\brief Debug Manager for ShyLU
\author Siva Rajamanickam
*/
#ifndef SHYLU_DEBUG_MANAGER_HPP
#define SHYLU_DEBUG_MANAGER_HPP
// Using the #define for SHYLU_DEBUG makes the print() much faster when there
// is nothing to print. However, it would be nice to allow print() even in the
// release build. We can revisit this if the "if (debug level)" check
// becomes too expensive, especially while printing something in the innermost
// loop.
//#define SHYLU_DEBUG
#include "ShyLUCore_config.h"
#ifdef HAVE_SHYLUCORE_MPI
#include <mpi.h>
#endif
#include "Teuchos_oblackholestream.hpp"
#include "Teuchos_RCP.hpp"
/** \brief Call reponsible for handeling debugging
*
*/
class DebugManager
{
public:
DebugManager (int debugLevel = 0,
const Teuchos::RCP< std::ostream > &os = Teuchos::rcp(&std::cout,false)
);
virtual ~DebugManager() {};
inline void setOStream(const Teuchos::RCP<std::ostream> &os)
{
myOS_ = os;
};
inline void setDebugLevel(int debugLevel) { debugLevel_ = debugLevel; };
// TODO: Do we need this ?
inline std::ostream& stream()
{
if ( debugLevel_ && iPrint_ )
return *myOS_;
else
return myBHS_;
}
inline Teuchos::RCP<std::ostream> getOStream() { return myOS_; };
inline void print(int debugLevel, const std::string &output);
inline void printInAllTasks(int debugLevel, const std::string &output);
// The const char * versions of print functions are needed to avoid the
// expensive conversion in code like
// print(5, "I am here");
inline void print(int debugLevel, const char *output);
inline void printInAllTasks(int debugLevel, const char *output);
inline void error(const std::string &output);
private:
int debugLevel_;
Teuchos::RCP<std::ostream> myOS_;
Teuchos::oblackholestream myBHS_;
bool iPrint_;
int myPID_;
};
DebugManager::DebugManager(int debugLevel, const Teuchos::RCP<std::ostream> &os)
:
debugLevel_(debugLevel),
myOS_(os)
{
#ifdef HAVE_SHYLUCORE_MPI
int mpiStarted = 0;
MPI_Initialized(&mpiStarted);
if (mpiStarted) MPI_Comm_rank(MPI_COMM_WORLD, &myPID_);
else myPID_=0;
#else
myPID_ = 0;
#endif
iPrint_ = (myPID_ == 0);
}
inline void DebugManager::print(int debugLevel, const std::string &output)
{
//#ifdef SHYLU_DEBUG
if (debugLevel <= debugLevel_ && iPrint_)
*myOS_ << output;
//#endif
}
inline void DebugManager::print(int debugLevel, const char *output)
{
//#ifdef SHYLU_DEBUG
if (debugLevel <= debugLevel_ && iPrint_)
*myOS_ << output;
//#endif
}
inline void DebugManager::printInAllTasks(int debugLevel,
const std::string &output)
{
//#ifdef SHYLU_DEBUG
if (debugLevel <= debugLevel_)
*myOS_ << "PID =" << myPID_ << " " << output;
//#endif
}
inline void DebugManager::printInAllTasks(int debugLevel,
const char *output)
{
//#ifdef SHYLU_DEBUG
if (debugLevel <= debugLevel_)
*myOS_ << "PID =" << myPID_ << " " << output;
//#endif
}
// Errors show up for all PIDs, even in release builds
inline void DebugManager::error(const std::string &output)
{
*myOS_ << "PID =" << myPID_ << " " << output;
}
#endif // SHYLU_DEBUG_MANAGER_HPP
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