| 1 | /* Copyright (C) 2020 Michael Jeanson <mjeanson@efficios.com> |
| 2 | * |
| 3 | * This library is free software; you can redistribute it and/or |
| 4 | * modify it under the terms of the GNU Lesser General Public |
| 5 | * License as published by the Free Software Foundation; only |
| 6 | * version 2.1 of the License. |
| 7 | * |
| 8 | * This library is distributed in the hope that it will be useful, |
| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 11 | * Lesser General Public License for more details. |
| 12 | * |
| 13 | * You should have received a copy of the GNU Lesser General Public |
| 14 | * License along with this library; if not, write to the Free Software |
| 15 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 16 | */ |
| 17 | |
| 18 | #include <stdio.h> |
| 19 | #include <string.h> |
| 20 | #include "compat.h" |
| 21 | |
| 22 | #include "tap.h" |
| 23 | |
| 24 | #define TEST_NAME_PROPER_LEN 16 |
| 25 | |
| 26 | int main() |
| 27 | { |
| 28 | int ret; |
| 29 | char name[TEST_NAME_PROPER_LEN]; |
| 30 | char short_name[] = "labatt50"; |
| 31 | char short_name_ust[] = "labatt50-ust"; |
| 32 | char long_name[] = "thisnameistoolong"; |
| 33 | char long_name_ust[] = "thisnameist-ust"; |
| 34 | |
| 35 | plan_tests(9); |
| 36 | |
| 37 | ret = lttng_pthread_getname_np(name, TEST_NAME_PROPER_LEN); |
| 38 | ok(ret == 0, "Get the thread name: %s", name); |
| 39 | |
| 40 | /* Set a thread name of less than 16 bytes */ |
| 41 | ret = lttng_pthread_setname_np(short_name); |
| 42 | ok(ret == 0, "Set a short thread name: %s", short_name); |
| 43 | |
| 44 | ret = lttng_pthread_getname_np(name, TEST_NAME_PROPER_LEN); |
| 45 | ok(ret == 0, "Get a short thread name: %s", name); |
| 46 | ok(strcmp(short_name, name) == 0, "Compare the short thread name: %s == %s", short_name, name); |
| 47 | |
| 48 | /* Append "-ust" to the thread name */ |
| 49 | lttng_ust_setustprocname(); |
| 50 | ret = lttng_pthread_getname_np(name, TEST_NAME_PROPER_LEN); |
| 51 | ok(strcmp(short_name_ust, name) == 0, "Compare the short UST thread name: %s == %s", short_name_ust, name); |
| 52 | |
| 53 | |
| 54 | /* Set a thread name of more than 16 bytes */ |
| 55 | ret = lttng_pthread_setname_np(long_name); |
| 56 | ok(ret == 0, "Set a long thread name: %s", long_name); |
| 57 | |
| 58 | ret = lttng_pthread_getname_np(name, TEST_NAME_PROPER_LEN); |
| 59 | ok(ret == 0, "Get a truncated long thread name: %s", name); |
| 60 | ok(strncmp(long_name, name, TEST_NAME_PROPER_LEN - 1) == 0, "Compare the truncated long thread name: %s == %s", long_name, name); |
| 61 | |
| 62 | /* Append "-ust" to the thread name which will truncate its end */ |
| 63 | lttng_ust_setustprocname(); |
| 64 | ret = lttng_pthread_getname_np(name, TEST_NAME_PROPER_LEN); |
| 65 | ok(strcmp(long_name_ust, name) == 0, "Compare the long UST thread name: %s == %s", long_name_ust, name); |
| 66 | |
| 67 | return exit_status(); |
| 68 | } |