1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
|
/***
This file is part of PulseAudio.
PulseAudio is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published
by the Free Software Foundation; either version 2.1 of the License,
or (at your option) any later version.
PulseAudio is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with PulseAudio; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
USA.
***/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <assert.h>
#include <stdlib.h>
#include <unistd.h>
#include <pulse/util.h>
#include <pulse/xmalloc.h>
#include <pulsecore/asyncmsgq.h>
#include <pulsecore/thread.h>
#include <pulsecore/log.h>
#include <pulsecore/core-util.h>
#include <pulsecore/macro.h>
enum {
OPERATION_A,
OPERATION_B,
OPERATION_C,
QUIT
};
static void the_thread(void *_q) {
pa_asyncmsgq *q = _q;
int quit = 0;
do {
int code = 0;
pa_assert_se(pa_asyncmsgq_get(q, NULL, &code, NULL, NULL, NULL, 1) == 0);
switch (code) {
case OPERATION_A:
printf("Operation A\n");
break;
case OPERATION_B:
printf("Operation B\n");
break;
case OPERATION_C:
printf("Operation C\n");
break;
case QUIT:
printf("quit\n");
quit = 1;
break;
}
pa_asyncmsgq_done(q, 0);
} while (!quit);
}
int main(int argc, char *argv[]) {
pa_asyncmsgq *q;
pa_thread *t;
pa_assert_se(q = pa_asyncmsgq_new(0));
pa_assert_se(t = pa_thread_new(the_thread, q));
printf("Operation A post\n");
pa_asyncmsgq_post(q, NULL, OPERATION_A, NULL, 0, NULL, NULL);
pa_thread_yield();
printf("Operation B post\n");
pa_asyncmsgq_post(q, NULL, OPERATION_B, NULL, 0, NULL, NULL);
pa_thread_yield();
printf("Operation C send\n");
pa_asyncmsgq_send(q, NULL, OPERATION_C, NULL, 0, NULL);
pa_thread_yield();
printf("Quit post\n");
pa_asyncmsgq_post(q, NULL, QUIT, NULL, 0, NULL, NULL);
pa_thread_free(t);
pa_asyncmsgq_unref(q);
return 0;
}
|