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f6bc2008 PA |
1 | /* This testcase is part of GDB, the GNU debugger. |
2 | ||
618f726f | 3 | Copyright 2002-2016 Free Software Foundation, Inc. |
f6bc2008 PA |
4 | |
5 | This program is free software; you can redistribute it and/or modify | |
6 | it under the terms of the GNU General Public License as published by | |
7 | the Free Software Foundation; either version 3 of the License, or | |
8 | (at your option) any later version. | |
9 | ||
10 | This program is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | GNU General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU General Public License | |
16 | along with this program. If not, see <http://www.gnu.org/licenses/>. | |
17 | ||
18 | */ | |
19 | ||
20 | #include <unistd.h> | |
21 | #include <stdlib.h> | |
22 | #include <pthread.h> | |
23 | ||
24 | unsigned int args[2]; | |
25 | int trigger = 0; | |
26 | ||
27 | void * | |
28 | thread_function0 (void *arg) | |
29 | { | |
30 | int my_number = (long) arg; | |
31 | volatile int *myp = (volatile int *) &args[my_number]; | |
32 | ||
33 | while (*myp > 0) | |
34 | { | |
35 | (*myp) ++; | |
36 | usleep (1); /* Loop increment 1. */ | |
37 | } | |
38 | ||
39 | return NULL; | |
40 | } | |
41 | ||
42 | void * | |
43 | thread_function0_1 (void *arg) | |
44 | { | |
45 | void *ret = thread_function0 (arg); | |
46 | ||
47 | return ret; /* set breakpoint here */ | |
48 | } | |
49 | ||
50 | void * | |
51 | thread_function1 (void *arg) | |
52 | { | |
53 | int my_number = (long) arg; | |
54 | ||
55 | volatile int *myp = (volatile int *) &args[my_number]; | |
56 | ||
57 | while (*myp > 0) | |
58 | { | |
59 | (*myp) ++; | |
60 | usleep (1); /* Loop increment 2. */ | |
61 | } | |
62 | ||
63 | return NULL; | |
64 | } | |
65 | ||
66 | int | |
67 | main () | |
68 | { | |
69 | int res; | |
70 | pthread_t threads[2]; | |
71 | void *thread_result; | |
72 | long i = 0; | |
73 | ||
74 | args[i] = 1; /* Init value. */ | |
75 | res = pthread_create (&threads[i], NULL, | |
76 | thread_function0_1, | |
77 | (void *) i); | |
78 | ||
79 | i++; | |
80 | args[i] = 1; /* Init value. */ | |
81 | res = pthread_create(&threads[i], NULL, | |
82 | thread_function1, | |
83 | (void *) i); | |
84 | ||
85 | pthread_join (threads[0], &thread_result); | |
86 | pthread_join (threads[1], &thread_result); | |
87 | exit(EXIT_SUCCESS); | |
88 | } |