1 /* Data structures associated with tracepoints in GDB.
2 Copyright (C) 1997 Free Software Foundation, Inc.
4 This file is part of GDB.
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.
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.
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. */
20 #if !defined (TRACEPOINT_H)
21 #define TRACEPOINT_H 1
23 #if !defined (BREAKPOINT_H)
24 enum enable { disabled, enabled };
26 /* The data structure for an action: */
29 struct action_line *next;
33 /* The data structure for a tracepoint: */
37 struct tracepoint *next;
42 /* Type of tracepoint (MVS FIXME: needed?). */
45 /* What to do with this tracepoint after we hit it MVS FIXME: needed?). */
46 enum tpdisp disposition;
48 /* Number assigned to distinguish tracepoints. */
51 /* Address to trace at, or NULL if not an instruction tracepoint (MVS ?). */
54 /* Line number of this address. Only matters if address is non-NULL. */
57 /* Source file name of this address. Only matters if address is non-NULL. */
60 /* Number of times this tracepoint should single-step
61 and collect additional data */
64 /* Number of times this tracepoint should be hit before disabling/ending. */
67 /* Chain of action lines to execute when this tracepoint is hit. */
68 struct action_line *actions;
70 /* Conditional (MVS ?). */
71 struct expression *cond;
73 /* String we used to set the tracepoint (malloc'd). Only matters if
74 address is non-NULL. */
77 /* Language we used to set the tracepoint. */
78 enum language language;
80 /* Input radix we used to set the tracepoint. */
83 /* Count of the number of times this tracepoint was taken, dumped
84 with the info, but not used for anything else. Useful for
85 seeing how many times you hit a tracepoint prior to the program
86 aborting, so you can back up to just before the abort. */
89 /* Thread number for thread-specific tracepoint, or -1 if don't care */
92 /* BFD section, in case of overlays:
93 no, I don't know if tracepoints are really gonna work with overlays. */
106 /* The tracepont chain of all tracepoints */
108 extern struct tracepoint *tracepoint_chain;
110 extern unsigned long trace_running_p;
112 /* A hook used to notify the UI of tracepoint operations */
114 void (*create_tracepoint_hook) PARAMS ((struct tracepoint *));
115 void (*delete_tracepoint_hook) PARAMS ((struct tracepoint *));
116 void (*modify_tracepoint_hook) PARAMS ((struct tracepoint *));
117 void (*trace_find_hook) PARAMS ((char *arg, int from_tty));
118 void (*trace_start_stop_hook) PARAMS ((int start, int from_tty));
120 struct tracepoint *get_tracepoint_by_number PARAMS ((char **));
121 int get_traceframe_number PARAMS ((void));
122 void free_actions PARAMS((struct tracepoint *));
123 enum actionline_type validate_actionline PARAMS((char **,
124 struct tracepoint *));
127 /* Walk the following statement or block through all tracepoints.
128 ALL_TRACEPOINTS_SAFE does so even if the statment deletes the current
131 #define ALL_TRACEPOINTS(t) for (t = tracepoint_chain; t; t = t->next)
133 #define ALL_TRACEPOINTS_SAFE(t,tmp) \
134 for (t = tracepoint_chain; \
135 t ? (tmp = t->next, 1) : 0;\
137 #endif /* TRACEPOINT_H */