SIGSETMASK(2) UNIX Programmer's Manual SIGSETMASK(2) NNAAMMEE sigsetmask - set current signal mask SSYYNNOOPPSSIISS ##iinncclluuddee <<ssiiggnnaall..hh>> ssiiggsseettmmaasskk((mmaasskk));; iinntt mmaasskk;; mmaasskk == ssiiggmmaasskk((ssiiggnnuumm)) DDEESSCCRRIIPPTTIIOONN _S_i_g_s_e_t_m_a_s_k sets the current signal mask (those signals that are blocked from delivery). Signals are blocked if the corresponding bit in _m_a_s_k is a 1; the macro _s_i_g_m_a_s_k is pro- vided to construct the mask for a given _s_i_g_n_u_m. The system quietly disallows SIGKILL, SIGSTOP, or SIGCONT to be blocked. RREETTUURRNN VVAALLUUEE The previous set of masked signals is returned. SSEEEE AALLSSOO kill(2), sigvec(2), sigblock(2), sigpause(2) Printed 7/9/88 May 14, 1986 1