sewardj | b2572b5 | 2011-06-26 09:36:38 +0000 | [diff] [blame] | 1 | #include <stdio.h> |
| 2 | #include <signal.h> |
| 3 | #include <unistd.h> |
philippe | 886fde3 | 2012-03-29 21:56:47 +0000 | [diff] [blame] | 4 | #include <stdlib.h> |
sewardj | b2572b5 | 2011-06-26 09:36:38 +0000 | [diff] [blame] | 5 | |
philippe | 886fde3 | 2012-03-29 21:56:47 +0000 | [diff] [blame] | 6 | static int sigalrm_received = 0; |
sewardj | b2572b5 | 2011-06-26 09:36:38 +0000 | [diff] [blame] | 7 | static void sigalrm_handler(int signr) |
| 8 | { |
| 9 | sigalrm_received++; |
| 10 | } |
philippe | a3d8c67 | 2012-03-30 20:25:26 +0000 | [diff] [blame] | 11 | static int sigrtmin_received = 0; |
| 12 | static void sigrtmin_handler(int signr) |
| 13 | { |
| 14 | sigrtmin_received++; |
| 15 | } |
sewardj | b2572b5 | 2011-06-26 09:36:38 +0000 | [diff] [blame] | 16 | |
philippe | 886fde3 | 2012-03-29 21:56:47 +0000 | [diff] [blame] | 17 | static int breakme = 0; |
philippe | 13bf8ef | 2012-05-29 17:04:13 +0000 | [diff] [blame] | 18 | #ifndef SIGRTMIN |
| 19 | // at least on MacOS, there is no SIGRTMIN. |
| 20 | // So, use any other signal instead. |
| 21 | #define SIGRTMIN SIGUSR1 |
| 22 | #endif |
philippe | 886fde3 | 2012-03-29 21:56:47 +0000 | [diff] [blame] | 23 | |
sewardj | b2572b5 | 2011-06-26 09:36:38 +0000 | [diff] [blame] | 24 | int main (int argc, char *argv[]) |
| 25 | { |
| 26 | struct sigaction sa; |
| 27 | fprintf(stderr, "starting ...\n"); |
| 28 | sa.sa_handler = sigalrm_handler; |
| 29 | sigemptyset(&sa.sa_mask); |
| 30 | sa.sa_flags = 0; |
sewardj | f5194b3 | 2011-07-04 22:00:41 +0000 | [diff] [blame] | 31 | |
sewardj | b2572b5 | 2011-06-26 09:36:38 +0000 | [diff] [blame] | 32 | if (sigaction (SIGALRM, &sa, NULL) != 0) |
| 33 | perror("sigaction"); |
| 34 | if (kill(getpid(), SIGALRM) != 0) |
| 35 | perror("kill 1"); |
| 36 | |
| 37 | if (sigalrm_received == 1) |
| 38 | fprintf (stderr, "ok: 1st SIGALRM received\n"); |
| 39 | else |
| 40 | fprintf (stderr, "wrong 1st: unexpected value %d sigalrm_received\n", |
| 41 | sigalrm_received); |
| 42 | |
| 43 | if (kill(getpid(), SIGALRM) != 0) |
| 44 | perror("kill 2"); |
| 45 | |
| 46 | if (sigalrm_received == 2) |
| 47 | fprintf (stderr, "ok: 2nd SIGALRM received\n"); |
| 48 | else |
| 49 | fprintf (stderr, "wrong 2nd: unexpected value %d sigalrm_received\n", |
| 50 | sigalrm_received); |
| 51 | |
philippe | 886fde3 | 2012-03-29 21:56:47 +0000 | [diff] [blame] | 52 | system("../tests/true"); |
| 53 | breakme++; |
philippe | a3d8c67 | 2012-03-30 20:25:26 +0000 | [diff] [blame] | 54 | |
| 55 | sa.sa_handler = sigrtmin_handler; |
| 56 | sigemptyset(&sa.sa_mask); |
| 57 | sa.sa_flags = 0; |
| 58 | |
| 59 | if (sigaction (SIGRTMIN, &sa, NULL) != 0) |
| 60 | perror("sigaction"); |
| 61 | if (kill(getpid(), SIGRTMIN) != 0) |
| 62 | perror("kill sigrtmin"); |
| 63 | if (sigrtmin_received == 1) |
| 64 | fprintf (stderr, "ok: SIGRTMIN received\n"); |
| 65 | else |
| 66 | fprintf (stderr, "wrong sigrtmin: unexpected value %d sigrtmin_received\n", |
| 67 | sigrtmin_received); |
sewardj | b2572b5 | 2011-06-26 09:36:38 +0000 | [diff] [blame] | 68 | return 0; |
| 69 | } |