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Further debugging improvements

    1: /*
    2:  *   $Id: mdebug.h,v 1.6 2025/05/01 17:02:30 snw Exp $
    3:  *    debugger enhancements
    4:  *
    5:  *  
    6:  *   Author: Serena Willis <snw@coherent-logic.com>
    7:  *    Copyright (C) 1998 MUG Deutschland
    8:  *    Copyright (C) 2020, 2025 Coherent Logic Development LLC
    9:  *
   10:  *
   11:  *   This file is part of FreeM.
   12:  *
   13:  *   FreeM is free software: you can redistribute it and/or modify
   14:  *   it under the terms of the GNU Affero Public License as published by
   15:  *   the Free Software Foundation, either version 3 of the License, or
   16:  *   (at your option) any later version.
   17:  *
   18:  *   FreeM is distributed in the hope that it will be useful,
   19:  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
   20:  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   21:  *   GNU Affero Public License for more details.
   22:  *
   23:  *   You should have received a copy of the GNU Affero Public License
   24:  *   along with FreeM.  If not, see <https://www.gnu.org/licenses/>.
   25:  *
   26:  *   $Log: mdebug.h,v $
   27:  *   Revision 1.6  2025/05/01 17:02:30  snw
   28:  *   Further debugging improvements
   29:  *
   30:  *   Revision 1.5  2025/04/30 14:41:03  snw
   31:  *   Further debugger work
   32:  *
   33:  *   Revision 1.4  2025/04/29 18:46:17  snw
   34:  *   Begin work on interactive debugger
   35:  *
   36:  *   Revision 1.3  2025/03/09 19:50:47  snw
   37:  *   Second phase of REUSE compliance and header reformat
   38:  *
   39:  *
   40:  * SPDX-FileCopyrightText:  (C) 2025 Coherent Logic Development LLC
   41:  * SPDX-License-Identifier: AGPL-3.0-or-later
   42:  **/
   43: 
   44: #if !defined(_MDEBUG_H)
   45: #define _MDEBUG_H
   46: 
   47: #define MAXWATCH 100
   48: 
   49: #define DEBENTRY_CMD 0
   50: #define DEBENTRY_LINE 1
   51: #define DEBENTRY_BREAKPOINT 2
   52: #define DEBENTRY_ERROR 4
   53: #define DEBENTRY_SIGINT 5
   54: 
   55: #define STEPMODE_NONE 0
   56: #define STEPMODE_CONT 1
   57: #define STEPMODE_CMD 2
   58: #define STEPMODE_LINE 3
   59: 
   60: typedef struct dbg_watch {
   61:     
   62: 	/* name of variable to watch */
   63:     char *varnam;
   64: 
   65:     /* number of changes to this variable */
   66:     int chgct;
   67: 
   68:     /* pending fires */
   69:     int firect;
   70: 
   71: 
   72: } dbg_watch;
   73: 
   74: extern void dbg_init (void);
   75: extern int debugger (int entry_mode, char *entryref);
   76: extern dbg_watch *dbg_add_watch (char *varnam);
   77: extern void dbg_remove_watch (char *varnam);
   78: extern dbg_watch *dbg_find_watch (char *varnam);
   79: extern void dbg_dump_watch (char *varnam);
   80: extern char *dbg_get_watch_name (char *varnam);
   81: extern void dbg_fire_watch (char *varnam);
   82: extern void dbg_dump_watchlist (void);
   83: 
   84: 
   85: extern short dbg_enable_watch;               /* 0 = watches disabled, 1 = watches enabled */
   86: extern int dbg_pending_watches;
   87: 
   88: #endif