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fb40c209 | 1 | /* MI Command Set - breakpoint and watchpoint commands. |
9b254dd1 | 2 | Copyright (C) 2000, 2001, 2002, 2007, 2008 Free Software Foundation, Inc. |
ab91fdd5 | 3 | Contributed by Cygnus Solutions (a Red Hat company). |
fb40c209 AC |
4 | |
5 | This file is part of GDB. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
a9762ec7 | 9 | the Free Software Foundation; either version 3 of the License, or |
fb40c209 AC |
10 | (at your option) any later version. |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
a9762ec7 | 18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
fb40c209 AC |
19 | |
20 | #include "defs.h" | |
21 | #include "mi-cmds.h" | |
22 | #include "ui-out.h" | |
23 | #include "mi-out.h" | |
24 | #include "breakpoint.h" | |
25 | #include "gdb_string.h" | |
26 | #include "mi-getopt.h" | |
27 | #include "gdb-events.h" | |
5b7f31a4 | 28 | #include "gdb.h" |
98deb0da | 29 | #include "exceptions.h" |
fb40c209 | 30 | |
fb40c209 AC |
31 | enum |
32 | { | |
33 | FROM_TTY = 0 | |
34 | }; | |
35 | ||
36 | /* Output a single breakpoint. */ | |
37 | ||
38 | static void | |
39 | breakpoint_notify (int b) | |
40 | { | |
ce43223b | 41 | gdb_breakpoint_query (uiout, b, NULL); |
fb40c209 AC |
42 | } |
43 | ||
44 | ||
45 | struct gdb_events breakpoint_hooks = | |
46 | { | |
47 | breakpoint_notify, | |
48 | breakpoint_notify, | |
49 | breakpoint_notify, | |
50 | }; | |
51 | ||
52 | ||
53 | enum bp_type | |
54 | { | |
55 | REG_BP, | |
56 | HW_BP, | |
57 | REGEXP_BP | |
58 | }; | |
59 | ||
afe8ab22 VP |
60 | /* Implements the -break-insert command. |
61 | See the MI manual for the list of possible options. */ | |
fb40c209 | 62 | |
ce8f13f8 | 63 | void |
fb40c209 AC |
64 | mi_cmd_break_insert (char *command, char **argv, int argc) |
65 | { | |
66 | char *address = NULL; | |
67 | enum bp_type type = REG_BP; | |
68 | int temp_p = 0; | |
69 | int thread = -1; | |
70 | int ignore_count = 0; | |
71 | char *condition = NULL; | |
afe8ab22 | 72 | int pending = 0; |
98deb0da | 73 | struct gdb_exception e; |
fb40c209 AC |
74 | struct gdb_events *old_hooks; |
75 | enum opt | |
76 | { | |
77 | HARDWARE_OPT, TEMP_OPT /*, REGEXP_OPT */ , CONDITION_OPT, | |
afe8ab22 | 78 | IGNORE_COUNT_OPT, THREAD_OPT, PENDING_OPT |
fb40c209 AC |
79 | }; |
80 | static struct mi_opt opts[] = | |
81 | { | |
82 | {"h", HARDWARE_OPT, 0}, | |
83 | {"t", TEMP_OPT, 0}, | |
84 | {"c", CONDITION_OPT, 1}, | |
85 | {"i", IGNORE_COUNT_OPT, 1}, | |
86 | {"p", THREAD_OPT, 1}, | |
afe8ab22 | 87 | {"f", PENDING_OPT, 0}, |
d5d6fca5 | 88 | { 0, 0, 0 } |
fb40c209 AC |
89 | }; |
90 | ||
91 | /* Parse arguments. It could be -r or -h or -t, <location> or ``--'' | |
92 | to denote the end of the option list. */ | |
93 | int optind = 0; | |
94 | char *optarg; | |
95 | while (1) | |
96 | { | |
97 | int opt = mi_getopt ("mi_cmd_break_insert", argc, argv, opts, &optind, &optarg); | |
98 | if (opt < 0) | |
99 | break; | |
100 | switch ((enum opt) opt) | |
101 | { | |
102 | case TEMP_OPT: | |
103 | temp_p = 1; | |
104 | break; | |
105 | case HARDWARE_OPT: | |
106 | type = HW_BP; | |
107 | break; | |
108 | #if 0 | |
109 | case REGEXP_OPT: | |
110 | type = REGEXP_BP; | |
111 | break; | |
112 | #endif | |
113 | case CONDITION_OPT: | |
114 | condition = optarg; | |
115 | break; | |
116 | case IGNORE_COUNT_OPT: | |
117 | ignore_count = atol (optarg); | |
118 | break; | |
119 | case THREAD_OPT: | |
120 | thread = atol (optarg); | |
121 | break; | |
afe8ab22 VP |
122 | case PENDING_OPT: |
123 | pending = 1; | |
124 | break; | |
fb40c209 AC |
125 | } |
126 | } | |
127 | ||
128 | if (optind >= argc) | |
8a3fe4f8 | 129 | error (_("mi_cmd_break_insert: Missing <location>")); |
fb40c209 | 130 | if (optind < argc - 1) |
8a3fe4f8 | 131 | error (_("mi_cmd_break_insert: Garbage following <location>")); |
fb40c209 AC |
132 | address = argv[optind]; |
133 | ||
134 | /* Now we have what we need, let's insert the breakpoint! */ | |
2726dafc | 135 | old_hooks = deprecated_set_gdb_event_hooks (&breakpoint_hooks); |
98deb0da VP |
136 | /* Make sure we restore hooks even if exception is thrown. */ |
137 | TRY_CATCH (e, RETURN_MASK_ALL) | |
fb40c209 | 138 | { |
98deb0da VP |
139 | switch (type) |
140 | { | |
141 | case REG_BP: | |
142 | set_breakpoint (address, condition, | |
143 | 0 /*hardwareflag */ , temp_p, | |
144 | thread, ignore_count, | |
145 | pending); | |
146 | break; | |
147 | case HW_BP: | |
148 | set_breakpoint (address, condition, | |
149 | 1 /*hardwareflag */ , temp_p, | |
150 | thread, ignore_count, | |
151 | pending); | |
152 | break; | |
fb40c209 | 153 | #if 0 |
98deb0da VP |
154 | case REGEXP_BP: |
155 | if (temp_p) | |
156 | error (_("mi_cmd_break_insert: Unsupported tempoary regexp breakpoint")); | |
157 | else | |
158 | rbreak_command_wrapper (address, FROM_TTY); | |
98deb0da | 159 | break; |
fb40c209 | 160 | #endif |
98deb0da VP |
161 | default: |
162 | internal_error (__FILE__, __LINE__, | |
163 | _("mi_cmd_break_insert: Bad switch.")); | |
164 | } | |
fb40c209 | 165 | } |
2726dafc | 166 | deprecated_set_gdb_event_hooks (old_hooks); |
98deb0da VP |
167 | if (e.reason < 0) |
168 | throw_exception (e); | |
fb40c209 AC |
169 | } |
170 | ||
171 | enum wp_type | |
172 | { | |
173 | REG_WP, | |
174 | READ_WP, | |
175 | ACCESS_WP | |
176 | }; | |
177 | ||
178 | /* Insert a watchpoint. The type of watchpoint is specified by the | |
179 | first argument: | |
180 | -break-watch <expr> --> insert a regular wp. | |
181 | -break-watch -r <expr> --> insert a read watchpoint. | |
182 | -break-watch -a <expr> --> insert an access wp. */ | |
183 | ||
ce8f13f8 | 184 | void |
fb40c209 AC |
185 | mi_cmd_break_watch (char *command, char **argv, int argc) |
186 | { | |
187 | char *expr = NULL; | |
188 | enum wp_type type = REG_WP; | |
189 | enum opt | |
190 | { | |
191 | READ_OPT, ACCESS_OPT | |
192 | }; | |
193 | static struct mi_opt opts[] = | |
194 | { | |
195 | {"r", READ_OPT, 0}, | |
196 | {"a", ACCESS_OPT, 0}, | |
d5d6fca5 | 197 | { 0, 0, 0 } |
fb40c209 AC |
198 | }; |
199 | ||
200 | /* Parse arguments. */ | |
201 | int optind = 0; | |
202 | char *optarg; | |
203 | while (1) | |
204 | { | |
205 | int opt = mi_getopt ("mi_cmd_break_watch", argc, argv, opts, &optind, &optarg); | |
206 | if (opt < 0) | |
207 | break; | |
208 | switch ((enum opt) opt) | |
209 | { | |
210 | case READ_OPT: | |
211 | type = READ_WP; | |
212 | break; | |
213 | case ACCESS_OPT: | |
214 | type = ACCESS_WP; | |
215 | break; | |
216 | } | |
217 | } | |
218 | if (optind >= argc) | |
8a3fe4f8 | 219 | error (_("mi_cmd_break_watch: Missing <expression>")); |
fb40c209 | 220 | if (optind < argc - 1) |
8a3fe4f8 | 221 | error (_("mi_cmd_break_watch: Garbage following <expression>")); |
fb40c209 AC |
222 | expr = argv[optind]; |
223 | ||
224 | /* Now we have what we need, let's insert the watchpoint! */ | |
225 | switch (type) | |
226 | { | |
227 | case REG_WP: | |
fb40c209 | 228 | watch_command_wrapper (expr, FROM_TTY); |
fb40c209 AC |
229 | break; |
230 | case READ_WP: | |
fb40c209 | 231 | rwatch_command_wrapper (expr, FROM_TTY); |
fb40c209 AC |
232 | break; |
233 | case ACCESS_WP: | |
fb40c209 | 234 | awatch_command_wrapper (expr, FROM_TTY); |
fb40c209 AC |
235 | break; |
236 | default: | |
8a3fe4f8 | 237 | error (_("mi_cmd_break_watch: Unknown watchpoint type.")); |
fb40c209 | 238 | } |
fb40c209 | 239 | } |