/***************************************************************************

  debug.h

  (c) 2000-2017 Benoît Minisini <g4mba5@gmail.com>

  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, 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 __DEBUG_H
#define __DEBUG_H

#include "gambas.h"
#include "main.h"
#include "gb.debug.h"
#include "gb_pcode.h"
#include "gbx_value.h"

typedef
  struct {
    int id;
    FUNCTION *func;
    PCODE *addr;
    CLASS *class;
    ushort line;
    VALUE *bp;
    FUNCTION *fp;
    }
  DEBUG_BREAK;

typedef
  enum {
    TC_NONE     = 0,
    TC_STEP     = 1,
    TC_NEXT     = 2,
    TC_GO       = 3,
    TC_FROM     = 4
    }
  DEBUG_TYPE;

typedef
  struct {
    char *pattern;
    DEBUG_TYPE type;
    void (*func)(const char *);
    bool loop;
    }
  DEBUG_COMMAND;


#ifndef __GBX_DEBUG_C
EXTERN DEBUG_INFO DEBUG_info;
EXTERN GB_DEBUG_INTERFACE *DEBUG_interface;
EXTERN char DEBUG_buffer[];
EXTERN char *DEBUG_fifo;
#endif

#define DEBUG_BUFFER_MAX 255

#define GB_DEBUG (*DEBUG_interface)

#define DEBUG_WELCOME   "Welcome to the Gambas debugger.\n"

void DEBUG_breakpoint(int id);
void DEBUG_main(bool error);

bool DEBUG_calc_line_from_position(CLASS *class, FUNCTION *func, PCODE *addr, ushort *line);
const char *DEBUG_get_position(CLASS *cp, FUNCTION *fp, PCODE *pc);
const char *DEBUG_get_profile_position(CLASS *cp, FUNCTION *fp, PCODE *pc);
const char *DEBUG_get_current_position(void);
void DEBUG_init_breakpoints(CLASS *class);

void DEBUG_break_on_next_line(void);

DEBUG_INFO *DEBUG_init(GB_DEBUG_INTERFACE *debug, bool fifo, const char*fifo_name);
void DEBUG_exit(void);
void DEBUG_welcome(void);
void DEBUG_where(void);
void DEBUG_backtrace(FILE *out);

#endif