ADC Home > Reference Library > Reference > Mac OS X > Mac OS X Man Pages
|
This document is a Mac OS X manual page. Manual pages are a command-line technology for providing documentation. You can view these manual pages locally using the man(1) command. These manual pages come from many different sources, and thus, have a variety of writing styles. For more information about the manual page format, see the manual page for manpages(5). |
SIGSETMASK(2) BSD System Calls Manual SIGSETMASK(2) 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 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 The previous set of masked signals is returned. SEE ALSO kill(2), sigaction(2), sigblock(2), sigprocmask(2), sigsuspend(2), sigvec(2), sigsetops(3) HISTORY The sigsetmask() function call appeared in 4.2BSD and has been depre-cated. deprecated. cated. BSD June 2, 1993 BSD |