SIGSETMASK

Section: C Library Functions (3)
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BSD mandoc
BSD 4.2  

NAME

sigsetmask - set current signal mask  

SYNOPSIS

Fd #include <signal.h> Ft int Fn sigsetmask int mask Fn sigmask signum  

DESCRIPTION

Bf -symbolic This interface is made obsoleted by: Ef sigprocmask(2).

Fn Sigsetmask sets the current signal mask Signals are blocked from delivery if the corresponding bit in Fa mask is a 1; the macro Fn sigmask is provided to construct the mask for a given Fa signum .

The system quietly disallows SIGKILL or SIGSTOP to be blocked.  

RETURN VALUES

The previous set of masked signals is returned.  

SEE ALSO

sigprocmask(2), kill(2), sigaction(2), sigsuspend(2), sigvec(3), sigblock(2), sigsetops(3)  

HISTORY

The Fn sigsetmask function call appeared in BSD 4.2 and has been deprecated.


 

Index

NAME
SYNOPSIS
DESCRIPTION
RETURN VALUES
SEE ALSO
HISTORY

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Time: 19:41:58 GMT, December 25, 2022