1 /* Data structures associated with tracepoints in GDB.
2 Copyright 1997, 1998, 1999, 2000 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,
19 Boston, MA 02111-1307, USA. */
21 #if !defined (TRACEPOINT_H)
22 #define TRACEPOINT_H 1
24 #if !defined (BREAKPOINT_H)
30 /* The data structure for an action: */
33 struct action_line
*next
;
37 /* The data structure for a tracepoint: */
41 struct tracepoint
*next
;
46 /* Type of tracepoint (MVS FIXME: needed?). */
49 /* What to do with this tracepoint after we hit it MVS FIXME: needed?). */
50 enum tpdisp disposition
;
52 /* Number assigned to distinguish tracepoints. */
55 /* Address to trace at, or NULL if not an instruction tracepoint (MVS ?). */
58 /* Line number of this address. Only matters if address is non-NULL. */
61 /* Source file name of this address. Only matters if address is non-NULL. */
64 /* Number of times this tracepoint should single-step
65 and collect additional data */
68 /* Number of times this tracepoint should be hit before disabling/ending. */
71 /* Chain of action lines to execute when this tracepoint is hit. */
72 struct action_line
*actions
;
74 /* Conditional (MVS ?). */
75 struct expression
*cond
;
77 /* String we used to set the tracepoint (malloc'd). Only matters if
78 address is non-NULL. */
81 /* Language we used to set the tracepoint. */
82 enum language language
;
84 /* Input radix we used to set the tracepoint. */
87 /* Count of the number of times this tracepoint was taken, dumped
88 with the info, but not used for anything else. Useful for
89 seeing how many times you hit a tracepoint prior to the program
90 aborting, so you can back up to just before the abort. */
93 /* Thread number for thread-specific tracepoint, or -1 if don't care */
96 /* BFD section, in case of overlays:
97 no, I don't know if tracepoints are really gonna work with overlays. */
110 /* The tracepoint chain of all tracepoints */
112 extern struct tracepoint
*tracepoint_chain
;
114 extern unsigned long trace_running_p
;
116 /* A hook used to notify the UI of tracepoint operations */
118 void (*create_tracepoint_hook
) (struct tracepoint
*);
119 void (*delete_tracepoint_hook
) (struct tracepoint
*);
120 void (*modify_tracepoint_hook
) (struct tracepoint
*);
121 void (*trace_find_hook
) (char *arg
, int from_tty
);
122 void (*trace_start_stop_hook
) (int start
, int from_tty
);
124 struct tracepoint
*get_tracepoint_by_number (char **, int, int);
125 int get_traceframe_number (void);
126 void free_actions (struct tracepoint
*);
127 enum actionline_type
validate_actionline (char **, struct tracepoint
*);
130 /* Walk the following statement or block through all tracepoints.
131 ALL_TRACEPOINTS_SAFE does so even if the statment deletes the current
134 #define ALL_TRACEPOINTS(t) for (t = tracepoint_chain; t; t = t->next)
136 #define ALL_TRACEPOINTS_SAFE(t,tmp) \
137 for (t = tracepoint_chain; \
138 t ? (tmp = t->next, 1) : 0;\
140 #endif /* TRACEPOINT_H */
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