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Annotation of src/lib/libc/compat-43/sigsetmask.3, Revision 1.3

1.1       cgd         1: .\" Copyright (c) 1983, 1991 The Regents of the University of California.
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1.2       mycroft    32: .\"     from: @(#)sigsetmask.2 6.7 (Berkeley) 3/10/91
1.3     ! jtc        33: .\"    $Id: sigsetmask.2,v 1.2 1993/08/01 07:45:46 mycroft Exp $
1.1       cgd        34: .\"
                     35: .Dd March 10, 1991
                     36: .Dt SIGSETMASK 2
                     37: .Os BSD 4.2
                     38: .Sh NAME
                     39: .Nm sigsetmask
                     40: .Nd set current signal mask
                     41: .Sh SYNOPSIS
                     42: .Fd #include <sys/signal.h>
                     43: .Ft int
                     44: .Fn sigsetmask "int mask"
                     45: .Fn sigmask signum
                     46: .Sh DESCRIPTION
                     47: .Bf -symbolic
                     48: This interface is made obsoleted by:
                     49: .Ef
                     50: .Xr sigprocmask 2 .
                     51: .Pp
                     52: .Fn Sigsetmask
                     53: sets the current signal mask
                     54: Signals are blocked from delivery if the
                     55: corresponding bit in
                     56: .Fa mask
                     57: is a 1; the macro
                     58: .Fn sigmask
                     59: is provided to construct the mask for a given
                     60: .Fa signum .
                     61: .Pp
                     62: The system
                     63: quietly disallows
                     64: .Dv SIGKILL
                     65: or
                     66: .Dv SIGSTOP
                     67: to be blocked.
                     68: .Sh RETURN VALUES
                     69: The previous set of masked signals is returned.
                     70: .Sh SEE ALSO
                     71: .Xr sigprocmask 2 ,
                     72: .Xr kill 2 ,
                     73: .Xr sigaction 2 ,
                     74: .Xr sigsuspend 2 ,
                     75: .Xr sigvec 2 ,
                     76: .Xr sigblock 2 ,
                     77: .Xr sigsetops 3
                     78: .Sh HISTORY
                     79: The
1.3     ! jtc        80: .Fn sigsetmask
1.1       cgd        81: function call appeared in
                     82: .Bx 4.2
                     83: and has been deprecated.