sigsetmask(3) - NetBSD Manual Pages

SIGSETMASK(3)             NetBSD Programmer's Manual             SIGSETMASK(3)


NAME

     sigsetmask - set current signal mask


LIBRARY

     Standard C Library (libc, -lc)


SYNOPSIS

     #include <signal.h>

     int
     sigsetmask(int mask);

     sigmask(signum);


DESCRIPTION

     This interface is made obsolete by:  sigprocmask(2).

     sigsetmask() sets the current signal mask Signals are blocked from deliv-
     ery if the corresponding bit in mask is a 1; the macro sigmask() is pro-
     vided to construct the mask for a given signum.

     The system quietly disallows SIGKILL or SIGSTOP to be blocked.


RETURN VALUES

     The previous set of masked signals is returned.


SEE ALSO

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


HISTORY

     The sigsetmask() function call appeared in 4.2BSD and has been deprecat-
     ed.

NetBSD 1.6                       June 2, 1993                                1