blob: 874092fb98cc392a45a80b9d5e67fd9895eae5fc (
plain)
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
|
/* This testcase is part of GDB, the GNU debugger.
Copyright 2007-2021 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include <dlfcn.h>
#include <pthread.h>
#define NUM 2
extern void pendfunc (int x);
void*
thread_func (void* arg)
{
const char *libname = "mi-pendshr2.sl";
void *h;
int (*p_func) ();
h = dlopen (libname, RTLD_LAZY); /* set breakpoint here */
if (h == NULL)
return NULL;
p_func = dlsym (h, "pendfunc3");
if (p_func == NULL)
return NULL;
(*p_func) ();
}
int main()
{
int res;
pthread_t threads[NUM];
int i;
pendfunc (3);
pendfunc (4);
for (i = 0; i < NUM; i++)
{
res = pthread_create (&threads[i],
NULL,
&thread_func,
NULL);
}
for (i = 0; i < NUM; i++) {
res = pthread_join (threads[i], NULL);
}
return 0;
}
|
