diff options
| author |   José Bollo <jose.bollo@iot.bzh> | 2017-05-12 17:49:19 +0200 |
|---|---|---|
| committer | José Bollo <jose.bollo@iot.bzh> | 2017-05-12 17:49:19 +0200 |
| commit | e285cfb2219eb5a1034208efaf6d1a2d875c721f (patch) | |
| tree | 9afe5801c49c07e67a6fd262d866b39bacf66708 /src/sig-monitor.c | |
| parent | ae6f684d830871e81b0b4168424f6a4873eabbff (diff) | |
free SIGALRM for boost timers
Change-Id: Ib6825c21b6589db6c7e9b8c5a179c347bcc0a93d
Signed-off-by: José Bollo <jose.bollo@iot.bzh>
Diffstat (limited to 'src/sig-monitor.c')
| -rw-r--r-- | src/sig-monitor.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/sig-monitor.c b/src/sig-monitor.c index 3e16f720..1e519351 100644 --- a/src/sig-monitor.c +++ b/src/sig-monitor.c @@ -28,6 +28,8 @@ #include "sig-monitor.h" #include "verbose.h" +#define SIG_FOR_TIMER (SIGVTALRM+2) + /* local handler */ static _Thread_local sigjmp_buf *error_handler; @@ -49,7 +51,7 @@ static inline int timeout_create() rc = 0; else { sevp.sigev_notify = SIGEV_THREAD_ID; - sevp.sigev_signo = SIGALRM; + sevp.sigev_signo = SIG_FOR_TIMER; sevp.sigev_value.sival_ptr = NULL; #if defined(sigev_notify_thread_id) sevp.sigev_notify_thread_id = (pid_t)syscall(SYS_gettid); @@ -124,7 +126,7 @@ static void on_signal_error(int signum) sigprocmask(SIG_UNBLOCK, &sigset, 0); longjmp(*error_handler, signum); } - if (signum == SIGALRM) + if (signum == SIG_FOR_TIMER) return; ERROR("Unmonitored signal %d received: %s", signum, strsignal(signum)); exit(2); @@ -146,7 +148,7 @@ static int install(void (*handler)(int), int *signals) int sig_monitor_init() { - static int sigerr[] = { SIGALRM, SIGSEGV, SIGFPE, 0 }; + static int sigerr[] = { SIG_FOR_TIMER, SIGSEGV, SIGFPE, 0 }; static int sigterm[] = { SIGINT, SIGABRT, 0 }; return (install(on_signal_error, sigerr) & install(on_signal_terminate, sigterm)) - 1; |