gdb/tracepoint.h

   1 /* Data structures associated with tracepoints in GDB.
   2    Copyright (C) 1997 Free Software Foundation, Inc.
   3
   4 This file is part of GDB.
   5
   6 This program is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2 of the License, or
   9 (at your option) any later version.
  10
  11 This program is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with this program; if not, write to the Free Software
  18 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  19
  20 #if !defined (TRACEPOINT_H)
  21 #define TRACEPOINT_H 1
  22
  23 enum enabled { disabled, enabled };
  24
  25 /* The data structure for an action: */
  26 struct action_line
  27 {
  28   struct action_line *next;
  29   char *action;
  30 };
  31
  32 /* The data structure for a tracepoint: */
  33
  34 struct tracepoint
  35 {
  36   struct tracepoint *next;
  37
  38   enum enabled enabled;
  39
  40 #if 0
  41   /* Type of tracepoint (MVS FIXME: needed?). */
  42   enum tptype type;
  43
  44   /* What to do with this tracepoint after we hit it MVS FIXME: needed?). */
  45   enum tpdisp disposition;
  46 #endif
  47   /* Number assigned to distinguish tracepoints.  */
  48   int number;
  49
  50   /* Address to trace at, or NULL if not an instruction tracepoint (MVS ?). */
  51   CORE_ADDR address;
  52
  53   /* Line number of this address.  Only matters if address is non-NULL.  */
  54   int line_number;
  55
  56   /* Source file name of this address.  Only matters if address is non-NULL. */
  57   char *source_file;
  58
  59   /* Number of times this tracepoint should single-step
  60      and collect additional data */
  61   long step_count;
  62
  63   /* Number of times this tracepoint should be hit before disabling/ending. */
  64   int pass_count;
  65
  66   /* Chain of action lines to execute when this tracepoint is hit. */
  67   struct action_line *actions;
  68
  69   /* Conditional (MVS ?).  */
  70   struct expression *cond;
  71
  72   /* String we used to set the tracepoint (malloc'd).  Only matters if
  73      address is non-NULL.  */
  74   char *addr_string;
  75
  76   /* Language we used to set the tracepoint.  */
  77   enum language language;
  78
  79   /* Input radix we used to set the tracepoint.  */
  80   int input_radix;
  81
  82   /* String form of the tracepoint trigger condition (malloc'd),
  83      or NULL if there is no condition.  */
  84   char *cond_string;
  85
  86   /* Count of the number of times this tracepoint was taken, dumped
  87      with the info, but not used for anything else.  Useful for
  88      seeing how many times you hit a tracepoint prior to the program
  89      aborting, so you can back up to just before the abort.  */
  90   int hit_count;
  91
  92   /* Thread number for thread-specific breakpoint, or -1 if don't care */
  93   int thread;
  94 };
  95
  96
  97 #endif /* TRACEPOINT_H */