NAME    [Toc]    [Back]

     sigsetmask - set current signal mask

LIBRARY    [Toc]    [Back]

     Standard C Library (libc, -lc)

SYNOPSIS    [Toc]    [Back]

     #include <signal.h>

     int
     sigsetmask(int mask);

     sigmask(signum);

DESCRIPTION    [Toc]    [Back]

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

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

     The system quietly disallows SIGKILL or SIGSTOP to be blocked.

RETURN VALUES    [Toc]    [Back]

     The previous set of masked signals is returned.

SEE ALSO    [Toc]    [Back]

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

HISTORY    [Toc]    [Back]

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


BSD                              June 2, 1993                              BSD