projects / lttng-tools.git / blame
| Commit | Line | Data |
|---|---|---|
| 95983a02 JG |
1 | /* |
| 2 | * Copyright (C) - 2018 Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
| 3 | * | |
| 4 | * This library is free software; you can redistribute it and/or modify it | |
| 5 | * under the terms of the GNU Lesser General Public License as published by the | |
| 6 | * Free Software Foundation; version 2.1 of the License. | |
| 7 | * | |
| 8 | * This library is distributed in the hope that it will be useful, but WITHOUT | |
| 9 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 10 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License | |
| 11 | * for more details. | |
| 12 | * | |
| 13 | * You should have received a copy of the GNU Lesser General Public License | |
| 14 | * along with this library; if not, write to the Free Software Foundation, | |
| 15 | * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
| 16 | */ | |
| 17 | ||
| 18 | #ifndef LTTNG_TESTAPP_SIGNAL_HELPER_H | |
| 19 | #define LTTNG_TESTAPP_SIGNAL_HELPER_H | |
| 20 | ||
| 21 | #include <signal.h> | |
| 22 | ||
| 23 | static volatile int should_quit; | |
| 24 | ||
| 25 | static | |
| 26 | void sighandler(int sig) | |
| 27 | { | |
| 28 | if (sig == SIGTERM) { | |
| 29 | should_quit = 1; | |
| 30 | } | |
| 31 | } | |
| 32 | ||
| 33 | static | |
| 34 | int set_signal_handler(void) | |
| 35 | { | |
| 36 | int ret; | |
| 37 | struct sigaction sa = { | |
| 38 | .sa_flags = 0, | |
| 39 | .sa_handler = sighandler, | |
| 40 | }; | |
| 41 | ||
| 42 | ret = sigemptyset(&sa.sa_mask); | |
| 43 | if (ret) { | |
| 44 | perror("sigemptyset"); | |
| 45 | goto end; | |
| 46 | } | |
| 47 | ||
| 48 | ret = sigaction(SIGTERM, &sa, NULL); | |
| 49 | if (ret) { | |
| 50 | perror("sigaction"); | |
| 51 | goto end; | |
| 52 | } | |
| 53 | end: | |
| 54 | return ret; | |
| 55 | } | |
| 56 | ||
| 57 | #endif /* LTTNG_TESTAPP_SIGNAL_HELPER_H */ |