1/* Copyright libuv project contributors. All rights reserved.
2*
3* Permission is hereby granted, free of charge, to any person obtaining a copy
4* of this software and associated documentation files (the "Software"), to
5* deal in the Software without restriction, including without limitation the
6* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
7* sell copies of the Software, and to permit persons to whom the Software is
8* furnished to do so, subject to the following conditions:
9*
10* The above copyright notice and this permission notice shall be included in
11* all copies or substantial portions of the Software.
12*
13* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
16* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
17* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
18* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
19* IN THE SOFTWARE.
20*/
21
22
23#include "uv.h"
24#include "task.h"
25
26#include <string.h>
27
28#define NUM_ITERATIONS 50
29
30static const char* titles[] = {
31 "8L2NY0Kdj0XyNFZnmUZigIOfcWjyNr0SkMmUhKw99VLUsZFrvCQQC3XIRfNR8pjyMjXObllled",
32 "jUAcscJN49oLSN8GdmXj2Wo34XX2T2vp2j5khfajNQarlOulp57cE130yiY53ipJFnPyTn5i82",
33 "9niCI5icXGFS72XudhXqo5alftmZ1tpE7B3cwUmrq0CCDjC84FzBNB8XAHqvpNQfI2QAQG6ztT",
34 "n8qXVXuG6IEHDpabJgTEiwtpY6LHMZ8MgznnMpdHARu5EywufA6hcBaQfetb0YhEsK0ykDd7JU"
35};
36
37static void getter_thread_body(void* arg) {
38 char buffer[512];
39
40 for (;;) {
41 ASSERT(0 == uv_get_process_title(buffer, sizeof(buffer)));
42 ASSERT(
43 0 == strcmp(buffer, titles[0]) ||
44 0 == strcmp(buffer, titles[1]) ||
45 0 == strcmp(buffer, titles[2]) ||
46 0 == strcmp(buffer, titles[3]));
47
48 uv_sleep(0);
49 }
50}
51
52
53static void setter_thread_body(void* arg) {
54 int i;
55
56 for (i = 0; i < NUM_ITERATIONS; i++) {
57 ASSERT(0 == uv_set_process_title(titles[0]));
58 ASSERT(0 == uv_set_process_title(titles[1]));
59 ASSERT(0 == uv_set_process_title(titles[2]));
60 ASSERT(0 == uv_set_process_title(titles[3]));
61 }
62}
63
64
65TEST_IMPL(process_title_threadsafe) {
66 uv_thread_t setter_threads[4];
67 uv_thread_t getter_thread;
68 int i;
69
70#if defined(__sun) || defined(__CYGWIN__) || defined(__MSYS__) || \
71 defined(__MVS__)
72 RETURN_SKIP("uv_(get|set)_process_title is not implemented.");
73#endif
74
75 ASSERT(0 == uv_set_process_title(titles[0]));
76 ASSERT(0 == uv_thread_create(&getter_thread, getter_thread_body, NULL));
77
78 for (i = 0; i < (int) ARRAY_SIZE(setter_threads); i++)
79 ASSERT(0 == uv_thread_create(&setter_threads[i], setter_thread_body, NULL));
80
81 for (i = 0; i < (int) ARRAY_SIZE(setter_threads); i++)
82 ASSERT(0 == uv_thread_join(&setter_threads[i]));
83
84 return 0;
85}
86