1 /* Data structures associated with tracepoints in GDB.
2 Copyright (C) 1997, 1998, 1999, 2000, 2007 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 3 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, see <http://www.gnu.org/licenses/>. */
19 #if !defined (TRACEPOINT_H)
20 #define TRACEPOINT_H 1
22 /* The data structure for an action: */
25 struct action_line *next;
29 /* The data structure for a tracepoint: */
33 struct tracepoint *next;
38 /* Type of tracepoint. (MVS FIXME: needed?) */
41 /* What to do with this tracepoint after we hit it
42 MVS FIXME: needed?). */
43 enum tpdisp disposition;
45 /* Number assigned to distinguish tracepoints. */
48 /* Address to trace at, or NULL if not an instruction tracepoint.
52 /* Line number of this address.
53 Only matters if address is non-NULL. */
56 /* Source file name of this address.
57 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
68 /* Chain of action lines to execute when this tracepoint is hit. */
69 struct action_line *actions;
71 /* Conditional (MVS ?). */
72 struct expression *cond;
74 /* String we used to set the tracepoint (malloc'd).
75 Only matters if address is non-NULL. */
78 /* Language we used to set the tracepoint. */
79 enum language language;
81 /* Input radix we used to set the tracepoint. */
84 /* Count of the number of times this tracepoint was taken, dumped
85 with the info, but not used for anything else. Useful for
86 seeing how many times you hit a tracepoint prior to the program
87 aborting, so you can back up to just before the abort. */
90 /* Thread number for thread-specific tracepoint,
91 or -1 if don't care. */
94 /* BFD section, in case of overlays: no, I don't know if
95 tracepoints are really gonna work with overlays. */
108 /* The tracepoint chain of all tracepoints. */
110 extern struct tracepoint *tracepoint_chain;
112 extern unsigned long trace_running_p;
114 /* A hook used to notify the UI of tracepoint operations. */
116 void (*deprecated_create_tracepoint_hook) (struct tracepoint *);
117 void (*deprecated_delete_tracepoint_hook) (struct tracepoint *);
118 void (*deprecated_modify_tracepoint_hook) (struct tracepoint *);
119 void (*deprecated_trace_find_hook) (char *arg, int from_tty);
120 void (*deprecated_trace_start_stop_hook) (int start, int from_tty);
122 struct tracepoint *get_tracepoint_by_number (char **, int, int);
123 int get_traceframe_number (void);
124 void free_actions (struct tracepoint *);
125 enum actionline_type validate_actionline (char **, struct tracepoint *);
128 /* Walk the following statement or block through all tracepoints.
129 ALL_TRACEPOINTS_SAFE does so even if the statment deletes the
130 current breakpoint. */
132 #define ALL_TRACEPOINTS(t) for (t = tracepoint_chain; t; t = t->next)
134 #define ALL_TRACEPOINTS_SAFE(t,tmp) \
135 for (t = tracepoint_chain; \
136 t ? (tmp = t->next, 1) : 0;\
138 #endif /* TRACEPOINT_H */