bsd/kern/kern_sig.c

449 			uth->uu_siglist &= ~bit;
458 		uth->uu_siglist &= ~bit;
683 	ut->uu_siglist |= p->p_siglist;
698 			ut->uu_siglist &= ~mask;
774 	pendlist = ut->uu_siglist;
1257 			if ( (sigw = uth->uu_siglist & siglist) ) {
1303 		uth->uu_siglist &= ~(sigmask(signum));
1648 	uth->uu_siglist |= mask;
1848 		uth->uu_siglist &= ~stopsigmask;
1867 		uth->uu_siglist &= ~contsigmask;
1870 	uth->uu_siglist |= mask;
1930 		uth->uu_siglist &= ~mask;
1999 				uth->uu_siglist &= ~mask;
2009 			uth->uu_siglist &= ~mask;
2105 			if (((flavor & (PSIG_VFORK|PSIG_THREAD)) == 0) && (((uth->uu_siglist & ~uth->uu_sigmask) & ~sig_proc->p_sigignore) & ~mask)) {
2106 				uth->uu_siglist &= ~mask;
2111 			uth->uu_siglist &= ~mask;
2149 			uth->uu_siglist |= sigmask(sig_proc->p_xstat);
2237 		sigbits = ut->uu_siglist  & ~ut->uu_sigmask;
2255 			ut->uu_siglist &= ~mask;		/* take the signal! */
2273 				ut->uu_siglist &= ~mask;	/* clear the old signal */
2313 				ut->uu_siglist &= ~mask;	/* clear the old signal */
2342 			if (ut->uu_siglist & sigmask(SIGKILL)) {
2386 			ut->uu_siglist |= mask;
2471 				ut->uu_siglist &= ~mask;	/* take the signal! */
2495 			ut->uu_siglist &= ~mask;		/* take the signal! */
2499 		ut->uu_siglist &= ~mask;		/* take the signal! */
2521 	if (ut->uu_siglist == 0)
2524 	if (((ut->uu_siglist & ~ut->uu_sigmask) == 0) && ((p->p_lflag & P_LTRACED) == 0))
2527 	sigbits = ut->uu_siglist & ~ut->uu_sigmask;
2683 	ut->uu_siglist &= ~mask;
3036 			bits = (((uth->uu_siglist & ~uth->uu_sigmask) & ~p->p_sigignore) & mask);
3043 		bits |= (((uth->uu_siglist & ~uth->uu_sigmask) & ~p->p_sigignore) & mask);
3059 		bits = (((uth->uu_siglist & ~uth->uu_sigmask) & ~p->p_sigignore) & mask);