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/tmp/gdb-8.1/gdb/thread-fsm.c
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1 /* Thread command's finish-state machine, for GDB, the GNU debugger.
2 Copyright (C) 2015-2018 Free Software Foundation, Inc.
3
4 This file is part of GDB.
5
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.
10
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.
15
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/>. */
18
19 #include "defs.h"
20 #include "thread-fsm.h"
21
22 /* See thread-fsm.h. */
23
24 void
25 thread_fsm_ctor (struct thread_fsm *self, struct thread_fsm_ops *ops,
26 struct interp *cmd_interp)
27 {
28 self->command_interp = cmd_interp;
29 self->finished = 0;
30 self->ops = ops;
31 }
32
33 /* See thread-fsm.h. */
34
35 void
36 thread_fsm_delete (struct thread_fsm *self)
37 {
38 if (self != NULL)
39 {
40 if (self->ops->dtor != NULL)
41 self->ops->dtor (self);
42 xfree (self);
43 }
44 }
45
46 /* See thread-fsm.h. */
47
48 void
49 thread_fsm_clean_up (struct thread_fsm *self, struct thread_info *thread)
50 {
51 if (self->ops->clean_up != NULL)
52 self->ops->clean_up (self, thread);
53 }
54
55 /* See thread-fsm.h. */
56
57 int
58 thread_fsm_should_stop (struct thread_fsm *self, struct thread_info *thread)
59 {
60 return self->ops->should_stop (self, thread);
61 }
62
63 /* See thread-fsm.h. */
64
65 struct return_value_info *
66 thread_fsm_return_value (struct thread_fsm *self)
67 {
68 if (self->ops->return_value != NULL)
69 return self->ops->return_value (self);
70 return NULL;
71 }
72
73 /* See thread-fsm.h. */
74
75 void
76 thread_fsm_set_finished (struct thread_fsm *self)
77 {
78 self->finished = 1;
79 }
80
81 /* See thread-fsm.h. */
82
83 int
84 thread_fsm_finished_p (struct thread_fsm *self)
85 {
86 return self->finished;
87 }
88
89 /* See thread-fsm.h. */
90
91 enum async_reply_reason
92 thread_fsm_async_reply_reason (struct thread_fsm *self)
93 {
94 /* If we didn't finish, then the stop reason must come from
95 elsewhere. E.g., a breakpoint hit or a signal intercepted. */
96 gdb_assert (thread_fsm_finished_p (self));
97
98 return self->ops->async_reply_reason (self);
99 }
100
101 /* See thread-fsm.h. */
102
103 int
104 thread_fsm_should_notify_stop (struct thread_fsm *self)
105 {
106 if (self->ops->should_notify_stop != NULL)
107 return self->ops->should_notify_stop (self);
108 return 1;
109 }
thread_fsm
Definition: thread-fsm.h:31
xfree
void xfree(void *)
thread_fsm_ops
Definition: thread-fsm.h:50
thread_fsm_delete
void thread_fsm_delete(struct thread_fsm *self)
Definition: thread-fsm.c:36
thread_fsm_should_stop
int thread_fsm_should_stop(struct thread_fsm *self, struct thread_info *thread)
Definition: thread-fsm.c:58
interp
Definition: interps.h:41
thread_fsm_clean_up
void thread_fsm_clean_up(struct thread_fsm *self, struct thread_info *thread)
Definition: thread-fsm.c:49
defs.h
thread_fsm_async_reply_reason
enum async_reply_reason thread_fsm_async_reply_reason(struct thread_fsm *self)
Definition: thread-fsm.c:92
return_value_info
Definition: infcmd.c:1664
thread_fsm_finished_p
int thread_fsm_finished_p(struct thread_fsm *self)
Definition: thread-fsm.c:84
async_reply_reason
async_reply_reason
Definition: mi-common.h:29
gdb_assert
#define gdb_assert(expr)
Definition: gdb_assert.h:32
thread_fsm_should_notify_stop
int thread_fsm_should_notify_stop(struct thread_fsm *self)
Definition: thread-fsm.c:104
thread_fsm_return_value
struct return_value_info * thread_fsm_return_value(struct thread_fsm *self)
Definition: thread-fsm.c:66
thread-fsm.h
thread_fsm_ctor
void thread_fsm_ctor(struct thread_fsm *self, struct thread_fsm_ops *ops, struct interp *cmd_interp)
Definition: thread-fsm.c:25
thread_info
Definition: gdbthread.h:205
thread_fsm_set_finished
void thread_fsm_set_finished(struct thread_fsm *self)
Definition: thread-fsm.c:76