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\" from: @(#)sigpause.2 8.1 (Berkeley) 6/2/93
\" $NetBSD: sigpause.3,v 1.16 2022/12/04 11:25:08 uwe Exp $
\"
Dd June 2, 1993
Dt SIGPAUSE 3
Os
Sh NAME
Nm sigpause
Nd atomically release blocked signals and wait for interrupt
Sh LIBRARY
Lb libc
Sh SYNOPSIS
In signal.h
Ft int
Fn sigpause "int sigmask"
Sh DESCRIPTION
Bf -symbolic
This interface is made obsolete by
Xr sigsuspend 2 .
Ef
Pp
Fn sigpause
assigns
Fa sigmask
to the set of masked signals
and then waits for a signal to arrive;
on return the set of masked signals is restored.
Fa sigmask
is usually 0 to indicate that no
signals are to be blocked.
Fn sigpause
always terminates by being interrupted, returning -1 with
Va errno
set to
Er EINTR .
Sh SEE ALSO
Xr kill 2 ,
Xr sigaction 2 ,
Xr sigprocmask 2 ,
Xr sigsuspend 2 ,
Xr sigblock 3 ,
Xr sigvec 3
Sh HISTORY
The
Fn sigpause
function call appeared in
Bx 4.2
and has been deprecated.
