Crash.hpp

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#ifndef _CRASH_HPP
#define _CRASH_HPP

/// \file Crash.hpp
///
/// \brief Makes it possible to crash

#include <errno.h>

namespace SUNphi
{
  /// Initialize the crasher
#define CRASH
  SUNphi::runLog()<<SUNphi::Crasher(__FILE__,__LINE__,__PRETTY_FUNCTION__)

  /// Keep all the information to crash
  class Crasher
  {
    /// File where the crash happened
    const char* path;

    /// Line number where the crash happened
    const int line;

    /// Function where the crash happened
    const char* funcName;

    /// Error from standard error library
    int errNo{-1};

  public:

    /// Creates the crasher
    Crasher(const char* path,
        const int line,
        const char* funcName)
      :
      path(path),
      line(line),
      funcName(funcName)
    {
    }

    /// Returns the path
    const char* getPath()
      const
    {
      return
    path;
    }

    /// Returns the line
    const int getLine()
      const
    {
      return
    line;
    }

    /// Returns the function name
    const char* getFuncName()
      const
    {
      return
    funcName;
    }

    /// Returns the standard library error
    const int getErrNo()
      const
    {
      return
    errNo;
    }

    /// Store the stdlib error
    Crasher& printStdLibErr()
    {
      errNo=
    errno;

      return
    *this;
    }

  };
}

#endif