2004-11-17 Roland McGrath <roland@redhat.com>
* sysdeps/unix/sysv/linux/timer_routines.c (__start_helper_thread): Make sure SIGCANCEL is blocked as well.
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@ -122,10 +122,13 @@ __start_helper_thread (void)
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(void) pthread_attr_setstacksize (&attr, PTHREAD_STACK_MIN);
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/* Block all signals in the helper thread. To do this thoroughly we
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temporarily have to block all signals here. */
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temporarily have to block all signals here. The helper can lose
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wakeups if SIGCANCEL is not blocked throughout, but sigfillset omits
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it. So, we add it back explicitly here. */
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sigset_t ss;
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sigset_t oss;
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sigfillset (&ss);
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__sigaddset (&ss, SIGCANCEL);
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INTERNAL_SYSCALL_DECL (err);
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INTERNAL_SYSCALL (rt_sigprocmask, err, 4, SIG_SETMASK, &ss, &oss, _NSIG / 8);
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