QoreDebugProgram.h

/* -*- mode: c++; indent-tabs-mode: nil -*- */
/*
  QoreDebugProgram.h

  Program Debug Object Definition

  Qore Programming Language

  Copyright (C) 2003 - 2017 Qore Technologies, s.r.o.

  Permission is hereby granted, free of charge, to any person obtaining a
  copy of this software and associated documentation files (the "Software"),
  to deal in the Software without restriction, including without limitation
  the rights to use, copy, modify, merge, publish, distribute, sublicense,
  and/or sell copies of the Software, and to permit persons to whom the
  Software is furnished to do so, subject to the following conditions:

  The above copyright notice and this permission notice shall be included in
  all copies or substantial portions of the Software.

  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  DEALINGS IN THE SOFTWARE.

  Note that the Qore library is released under a choice of three open-source
  licenses: MIT (as above), LGPL 2+, or GPL 2+; see README-LICENSE for more
  information.
*/

#ifndef INCLUDE_QORE_QOREDEBUGPROGRAM_H_
#define INCLUDE_QORE_QOREDEBUGPROGRAM_H_

#include <qore/AbstractPrivateData.h>
#include <qore/Restrictions.h>
#include <qore/support.h>

class QoreProgram;
class ExceptionSink;
class AbstractStatement;
class StatementBlock;
class QoreBreakpoint;
class qore_program_private;
class qore_debug_program_private;

enum DebugRunStateEnum : unsigned char {
   DBG_RS_DETACH = 0,
   DBG_RS_RUN = 1,
   DBG_RS_STEP = 2,
   DBG_RS_STEP_OVER = 3,
   DBG_RS_UNTIL_RETURN = 4,
   DBG_RS_STOPPED = 5,    // last one, see assert in setRunState
};


class QoreDebugProgram : public AbstractPrivateData {
   friend class qore_program_private;
   friend class qore_debug_program_private;
private:
   qore_debug_program_private* priv;

   DLLLOCAL QoreDebugProgram(const QoreDebugProgram&);

   DLLLOCAL QoreDebugProgram& operator=(const QoreDebugProgram&);

protected:

   DLLLOCAL virtual ~QoreDebugProgram();

public:
   DLLEXPORT QoreDebugProgram();


   DLLEXPORT void addProgram(QoreProgram *pgm, ExceptionSink* xsink);
   DLLEXPORT void removeProgram(QoreProgram *pgm);
   DLLEXPORT QoreListNode* getAllProgramObjects();

   DLLEXPORT virtual void onAttach(QoreProgram *pgm, DebugRunStateEnum &rs, const AbstractStatement* &rts, ExceptionSink* xsink);

   DLLEXPORT virtual void onDetach(QoreProgram *pgm, DebugRunStateEnum &rs, const AbstractStatement* &rts, ExceptionSink* xsink);

   DLLEXPORT virtual void onStep(QoreProgram *pgm, const StatementBlock *blockStatement, const AbstractStatement *statement, unsigned bkptId, int &flow, DebugRunStateEnum &rs, const AbstractStatement* &rts, ExceptionSink* xsink);

   DLLEXPORT virtual void onFunctionEnter(QoreProgram *pgm, const StatementBlock *statement, DebugRunStateEnum &rs, const AbstractStatement* &rts, ExceptionSink* xsink);

   DLLEXPORT virtual void onFunctionExit(QoreProgram *pgm, const StatementBlock *statement, QoreValue& returnValue, DebugRunStateEnum &rs, const AbstractStatement* &rts, ExceptionSink* xsink);

   DLLEXPORT virtual void onException(QoreProgram *pgm, const AbstractStatement *statement, DebugRunStateEnum &rs, const AbstractStatement* &rts, ExceptionSink* xsink);

   DLLEXPORT virtual void onExit(QoreProgram *pgm, const StatementBlock *statement, QoreValue& returnValue, DebugRunStateEnum &rs, const AbstractStatement* &rts, ExceptionSink* xsink);

   DLLEXPORT int breakProgramThread(QoreProgram *pgm, int tid) const;

   DLLEXPORT int breakProgram(QoreProgram *pgm) const;


   DLLEXPORT void waitForTerminationAndClear(ExceptionSink* xsink);


   DLLEXPORT int getInterruptedCount();
};

#endif /* INCLUDE_QORE_QOREDEBUGPROGRAM_H_ */