diff options
| -rw-r--r-- | src/mq/mq_notify.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/mq/mq_notify.c b/src/mq/mq_notify.c index 8109dfb2..0e1e6c7a 100644 --- a/src/mq/mq_notify.c +++ b/src/mq/mq_notify.c @@ -50,6 +50,7 @@ int mq_notify(mqd_t mqd, const struct sigevent *sev) pthread_t td; int s; int cs; + sigset_t allmask, origmask; if (!sev || sev->sigev_notify != SIGEV_THREAD) return syscall(SYS_mq_notify, mqd, sev); @@ -64,11 +65,15 @@ int mq_notify(mqd_t mqd, const struct sigevent *sev) pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_JOINABLE); sem_init(&args.sem, 0, 0); + sigfillset(&allmask); + pthread_sigmask(SIG_BLOCK, &allmask, &origmask); if (pthread_create(&td, &attr, start, &args)) { __syscall(SYS_close, s); + pthread_sigmask(SIG_SETMASK, &origmask, 0); errno = EAGAIN; return -1; } + pthread_sigmask(SIG_SETMASK, &origmask, 0); pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, &cs); sem_wait(&args.sem); |