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
109
110
111
112
113
114
115
|
/*
* Copyright 2008 Free Software Foundation, Inc.
*
*
* This software is distributed under the terms of the GNU Affero Public License.
* See the COPYING file in the main directory for details.
*
* This use of this software may be subject to additional restrictions.
* See the LEGAL file in the main directory for details.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program 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 Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "Threads.h"
#include "Interthread.h"
#include <iostream>
using namespace std;
InterthreadQueue<int> gQ;
InterthreadMap<int,int> gMap;
void* qWriter(void*)
{
int *p;
for (int i=0; i<20; i++) {
p = new int;
*p = i;
COUT("queue write " << *p);
gQ.write(p);
if (random()%2) sleep(1);
}
p = new int;
*p = -1;
gQ.write(p);
return NULL;
}
void* qReader(void*)
{
bool done = false;
while (!done) {
int *p = gQ.read();
COUT("queue read " << *p);
if (*p<0) done=true;
delete p;
}
return NULL;
}
void* mapWriter(void*)
{
int *p;
for (int i=0; i<20; i++) {
p = new int;
*p = i;
COUT("map write " << *p);
gMap.write(i,p);
if (random()%2) sleep(1);
}
return NULL;
}
void* mapReader(void*)
{
for (int i=0; i<20; i++) {
int *p = gMap.read(i);
COUT("map read " << *p);
// InterthreadMap will delete the pointers
// delete p;
}
return NULL;
}
int main(int argc, char *argv[])
{
Thread qReaderThread;
qReaderThread.start(qReader,NULL);
Thread mapReaderThread;
mapReaderThread.start(mapReader,NULL);
Thread qWriterThread;
qWriterThread.start(qWriter,NULL);
Thread mapWriterThread;
mapWriterThread.start(mapWriter,NULL);
qReaderThread.join();
qWriterThread.join();
mapReaderThread.join();
mapWriterThread.join();
}
// vim: ts=4 sw=4
|