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 #ifdef __APPLE__
29 # define NUM_ITERATIONS 5
30 #else
31 # define NUM_ITERATIONS 50
32 #endif
33
34 static const char* titles[] = {
35 "8L2NY0Kdj0XyNFZnmUZigIOfcWjyNr0SkMmUhKw99VLUsZFrvCQQC3XIRfNR8pjyMjXObllled",
36 "jUAcscJN49oLSN8GdmXj2Wo34XX2T2vp2j5khfajNQarlOulp57cE130yiY53ipJFnPyTn5i82",
37 "9niCI5icXGFS72XudhXqo5alftmZ1tpE7B3cwUmrq0CCDjC84FzBNB8XAHqvpNQfI2QAQG6ztT",
38 "n8qXVXuG6IEHDpabJgTEiwtpY6LHMZ8MgznnMpdHARu5EywufA6hcBaQfetb0YhEsK0ykDd7JU"
39 };
40
getter_thread_body(void * arg)41 static void getter_thread_body(void* arg) {
42 char buffer[512];
43
44 for (;;) {
45 ASSERT(0 == uv_get_process_title(buffer, sizeof(buffer)));
46 ASSERT(
47 0 == strcmp(buffer, titles[0]) ||
48 0 == strcmp(buffer, titles[1]) ||
49 0 == strcmp(buffer, titles[2]) ||
50 0 == strcmp(buffer, titles[3]));
51
52 uv_sleep(0);
53 }
54 }
55
56
setter_thread_body(void * arg)57 static void setter_thread_body(void* arg) {
58 int i;
59
60 for (i = 0; i < NUM_ITERATIONS; i++) {
61 ASSERT(0 == uv_set_process_title(titles[0]));
62 ASSERT(0 == uv_set_process_title(titles[1]));
63 ASSERT(0 == uv_set_process_title(titles[2]));
64 ASSERT(0 == uv_set_process_title(titles[3]));
65 }
66 }
67
68
TEST_IMPL(process_title_threadsafe)69 TEST_IMPL(process_title_threadsafe) {
70 uv_thread_t setter_threads[4];
71 uv_thread_t getter_thread;
72 int i;
73
74 #if defined(__sun) || defined(__CYGWIN__) || defined(__MSYS__) || \
75 defined(__MVS__) || defined(__PASE__)
76 RETURN_SKIP("uv_(get|set)_process_title is not implemented.");
77 #endif
78
79 ASSERT(0 == uv_set_process_title(titles[0]));
80 ASSERT(0 == uv_thread_create(&getter_thread, getter_thread_body, NULL));
81
82 for (i = 0; i < (int) ARRAY_SIZE(setter_threads); i++)
83 ASSERT(0 == uv_thread_create(&setter_threads[i], setter_thread_body, NULL));
84
85 for (i = 0; i < (int) ARRAY_SIZE(setter_threads); i++)
86 ASSERT(0 == uv_thread_join(&setter_threads[i]));
87
88 return 0;
89 }
90