Commit | Line | Data |
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c906108c | 1 | /* Data structures associated with tracepoints in GDB. |
6aba47ca | 2 | Copyright (C) 1997, 1998, 1999, 2000, 2007 Free Software Foundation, Inc. |
c906108c | 3 | |
c5aa993b | 4 | This file is part of GDB. |
c906108c | 5 | |
c5aa993b JM |
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 | |
a9762ec7 | 8 | the Free Software Foundation; either version 3 of the License, or |
c5aa993b | 9 | (at your option) any later version. |
c906108c | 10 | |
c5aa993b JM |
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. | |
c906108c | 15 | |
c5aa993b | 16 | You should have received a copy of the GNU General Public License |
a9762ec7 | 17 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
c906108c SS |
18 | |
19 | #if !defined (TRACEPOINT_H) | |
20 | #define TRACEPOINT_H 1 | |
21 | ||
c906108c | 22 | /* The data structure for an action: */ |
c5aa993b JM |
23 | struct action_line |
24 | { | |
25 | struct action_line *next; | |
26 | char *action; | |
27 | }; | |
c906108c SS |
28 | |
29 | /* The data structure for a tracepoint: */ | |
30 | ||
31 | struct tracepoint | |
c5aa993b JM |
32 | { |
33 | struct tracepoint *next; | |
c906108c | 34 | |
b5de0fa7 | 35 | int enabled_p; |
c906108c SS |
36 | |
37 | #if 0 | |
d183932d | 38 | /* Type of tracepoint. (MVS FIXME: needed?) */ |
c5aa993b | 39 | enum tptype type; |
c906108c | 40 | |
d183932d MS |
41 | /* What to do with this tracepoint after we hit it |
42 | MVS FIXME: needed?). */ | |
c5aa993b | 43 | enum tpdisp disposition; |
c906108c | 44 | #endif |
c5aa993b JM |
45 | /* Number assigned to distinguish tracepoints. */ |
46 | int number; | |
c906108c | 47 | |
d183932d MS |
48 | /* Address to trace at, or NULL if not an instruction tracepoint. |
49 | (MVS ?) */ | |
c5aa993b | 50 | CORE_ADDR address; |
c906108c | 51 | |
d183932d MS |
52 | /* Line number of this address. |
53 | Only matters if address is non-NULL. */ | |
c5aa993b | 54 | int line_number; |
c906108c | 55 | |
d183932d MS |
56 | /* Source file name of this address. |
57 | Only matters if address is non-NULL. */ | |
c5aa993b | 58 | char *source_file; |
c906108c | 59 | |
c5aa993b | 60 | /* Number of times this tracepoint should single-step |
d183932d | 61 | and collect additional data. */ |
c5aa993b | 62 | long step_count; |
c906108c | 63 | |
d183932d MS |
64 | /* Number of times this tracepoint should be hit before |
65 | disabling/ending. */ | |
c5aa993b | 66 | int pass_count; |
c906108c | 67 | |
d183932d | 68 | /* Chain of action lines to execute when this tracepoint is hit. */ |
c5aa993b | 69 | struct action_line *actions; |
c906108c | 70 | |
c5aa993b JM |
71 | /* Conditional (MVS ?). */ |
72 | struct expression *cond; | |
c906108c | 73 | |
d183932d MS |
74 | /* String we used to set the tracepoint (malloc'd). |
75 | Only matters if address is non-NULL. */ | |
c5aa993b | 76 | char *addr_string; |
c906108c | 77 | |
c5aa993b JM |
78 | /* Language we used to set the tracepoint. */ |
79 | enum language language; | |
c906108c | 80 | |
c5aa993b JM |
81 | /* Input radix we used to set the tracepoint. */ |
82 | int input_radix; | |
c906108c | 83 | |
c5aa993b JM |
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. */ | |
88 | int hit_count; | |
c906108c | 89 | |
d183932d MS |
90 | /* Thread number for thread-specific tracepoint, |
91 | or -1 if don't care. */ | |
c5aa993b JM |
92 | int thread; |
93 | ||
d183932d MS |
94 | /* BFD section, in case of overlays: no, I don't know if |
95 | tracepoints are really gonna work with overlays. */ | |
c5aa993b JM |
96 | asection *section; |
97 | }; | |
c906108c SS |
98 | |
99 | enum actionline_type | |
c5aa993b JM |
100 | { |
101 | BADLINE = -1, | |
102 | GENERIC = 0, | |
103 | END = 1, | |
104 | STEPPING = 2 | |
105 | }; | |
c906108c SS |
106 | |
107 | ||
d183932d | 108 | /* The tracepoint chain of all tracepoints. */ |
c906108c SS |
109 | |
110 | extern struct tracepoint *tracepoint_chain; | |
111 | ||
112 | extern unsigned long trace_running_p; | |
113 | ||
d183932d | 114 | /* A hook used to notify the UI of tracepoint operations. */ |
c906108c | 115 | |
9a4105ab AC |
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); | |
c906108c | 121 | |
a14ed312 KB |
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 *); | |
c906108c SS |
126 | |
127 | ||
128 | /* Walk the following statement or block through all tracepoints. | |
d183932d MS |
129 | ALL_TRACEPOINTS_SAFE does so even if the statment deletes the |
130 | current breakpoint. */ | |
c906108c SS |
131 | |
132 | #define ALL_TRACEPOINTS(t) for (t = tracepoint_chain; t; t = t->next) | |
133 | ||
134 | #define ALL_TRACEPOINTS_SAFE(t,tmp) \ | |
135 | for (t = tracepoint_chain; \ | |
136 | t ? (tmp = t->next, 1) : 0;\ | |
137 | t = tmp) | |
d183932d | 138 | #endif /* TRACEPOINT_H */ |