sigpause man page on Ultrix

sigpause man page on Ultrix

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sigpause(2)							   sigpause(2)

Name
       sigpause - atomically release blocked signals and wait for interrupt

Syntax
       sigpause(sigmask)
       int sigmask;

Description
       The  system  call assigns sigmask to the set of masked signals and then
       waits for a signal to arrive.  On return, the set of masked signals  is
       restored.  The sigmask is usually 0 to indicate that no signals are now
       to be blocked.  The always terminates by being  interrupted,  returning
       EINTR.

       In normal usage, a signal is blocked using at the beginning of a criti‐
       cal section of code.  Variables modified on the occurrence of the  sig‐
       nal  are	 examined  to  determine  if there is any work to be done. The
       process pauses, awaiting work, by using with the mask returned by

See Also
       sigblock(2), sigvec(2)

								   sigpause(2)

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