sigpause.2 (84306) | sigpause.2 (108037) |
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1.\" Copyright (c) 1983, 1991, 1993 2.\" The Regents of the University of California. All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. --- 16 unchanged lines hidden (view full) --- 25.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30.\" SUCH DAMAGE. 31.\" 32.\" @(#)sigpause.2 8.1 (Berkeley) 6/2/93 | 1.\" Copyright (c) 1983, 1991, 1993 2.\" The Regents of the University of California. All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. --- 16 unchanged lines hidden (view full) --- 25.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30.\" SUCH DAMAGE. 31.\" 32.\" @(#)sigpause.2 8.1 (Berkeley) 6/2/93 |
33.\" $FreeBSD: head/lib/libc/compat-43/sigpause.2 84306 2001-10-01 16:09:29Z ru $ | 33.\" $FreeBSD: head/lib/libc/compat-43/sigpause.2 108037 2002-12-18 12:45:11Z ru $ |
34.\" 35.Dd June 2, 1993 36.Dt SIGPAUSE 2 37.Os 38.Sh NAME 39.Nm sigpause 40.Nd atomically release blocked signals and wait for interrupt 41.Sh LIBRARY 42.Lb libc 43.Sh SYNOPSIS 44.In signal.h 45.Ft int 46.Fn sigpause "int sigmask" 47.Sh DESCRIPTION 48.Sy This interface is made obsolete by 49.Xr sigsuspend 2 . 50.Pp | 34.\" 35.Dd June 2, 1993 36.Dt SIGPAUSE 2 37.Os 38.Sh NAME 39.Nm sigpause 40.Nd atomically release blocked signals and wait for interrupt 41.Sh LIBRARY 42.Lb libc 43.Sh SYNOPSIS 44.In signal.h 45.Ft int 46.Fn sigpause "int sigmask" 47.Sh DESCRIPTION 48.Sy This interface is made obsolete by 49.Xr sigsuspend 2 . 50.Pp |
51.Fn Sigpause | 51The 52.Fn sigpause 53function |
52assigns 53.Fa sigmask 54to the set of masked signals 55and then waits for a signal to arrive; 56on return the set of masked signals is restored. 57.Fa Sigmask 58is usually 0 to indicate that no 59signals are to be blocked. | 54assigns 55.Fa sigmask 56to the set of masked signals 57and then waits for a signal to arrive; 58on return the set of masked signals is restored. 59.Fa Sigmask 60is usually 0 to indicate that no 61signals are to be blocked. |
60.Fn Sigpause | 62The 63.Fn sigpause 64function |
61always terminates by being interrupted, returning -1 with 62.Va errno 63set to 64.Er EINTR 65.Sh SEE ALSO 66.Xr kill 2 , 67.Xr sigaction 2 , 68.Xr sigblock 2 , 69.Xr sigprocmask 2 , 70.Xr sigsuspend 2 , 71.Xr sigvec 2 72.Sh HISTORY 73The 74.Fn sigpause | 65always terminates by being interrupted, returning -1 with 66.Va errno 67set to 68.Er EINTR 69.Sh SEE ALSO 70.Xr kill 2 , 71.Xr sigaction 2 , 72.Xr sigblock 2 , 73.Xr sigprocmask 2 , 74.Xr sigsuspend 2 , 75.Xr sigvec 2 76.Sh HISTORY 77The 78.Fn sigpause |
75function call appeared in | 79function appeared in |
76.Bx 4.2 77and has been deprecated. | 80.Bx 4.2 81and has been deprecated. |