diff options
Diffstat (limited to 'src/dsignal.c')
-rw-r--r-- | src/dsignal.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/src/dsignal.c b/src/dsignal.c index c41aa9d..3df2733 100644 --- a/src/dsignal.c +++ b/src/dsignal.c @@ -52,18 +52,34 @@ static int _init(void) { } int daemon_signal_install(int s){ + sigset_t sigset; struct sigaction sa; if (_init() < 0) return -1; + if (sigemptyset(&sigset) < 0) { + daemon_log(LOG_ERR, "sigemptyset(): %s", strerror(errno)); + return -1; + } + + if (sigaddset(&sigset, s) < 0) { + daemon_log(LOG_ERR, "sigaddyset(): %s", strerror(errno)); + return -1; + } + + if (sigprocmask(SIG_UNBLOCK, &sigset, NULL) < 0) { + daemon_log(LOG_ERR, "sigprocmask(): %s", strerror(errno)); + return -1; + } + memset(&sa, 0, sizeof(sa)); sa.sa_handler = _sigfunc; sigemptyset(&sa.sa_mask); sa.sa_flags = SA_RESTART; if (sigaction(s, &sa, NULL) < 0) { - daemon_log(LOG_ERR, "sigaction(%s, ...) failed.", strsignal(s)); + daemon_log(LOG_ERR, "sigaction(%s, ...) failed: %s", strsignal(s), strerror(errno)); return -1; } |